xmlsecurityengine/xmlsec/src/xmlsec_base64.c
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 17 Dec 2009 09:29:21 +0200
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/**
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 * XML Security Library (http://www.aleksey.com/xmlsec).
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 *
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 * Base64 encode/decode transform and utility functions.
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 *
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 * This is free software; see Copyright file in the source
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 * distribution for preciese wording.
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 * 
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 * Copyright (C) 2002-2003 Aleksey Sanin <aleksey@aleksey.com>
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 * Portion Copyright © 2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. 
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 */
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#include "xmlsec_globals.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <libxml2_tree.h>
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#include <libxml2_globals.h>
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#include "xmlsec_xmlsec.h"
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#include "xmlsec_keys.h"
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#include "xmlsec_transforms.h"
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#include "xmlsec_base64.h"
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#include "xmlsec_errors.h"
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/* 
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 * the table to map numbers to base64 
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 */
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static const xmlSecByte base64[] =
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{  
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/*   0    1    2    3    4    5    6    7   */
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    'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', /* 0 */
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    'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', /* 1 */
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    'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', /* 2 */
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    'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f', /* 3 */
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    'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', /* 4 */
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    'o', 'p', 'q', 'r', 's', 't', 'u', 'v', /* 5 */
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    'w', 'x', 'y', 'z', '0', '1', '2', '3', /* 6 */
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    '4', '5', '6', '7', '8', '9', '+', '/'  /* 7 */
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};
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/* few macros to simplify the code */
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#define xmlSecBase64Encode1(a) 		(((a) >> 2) & 0x3F)
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#define xmlSecBase64Encode2(a, b) 	((((a) << 4) & 0x30) + (((b) >> 4) & 0x0F))
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#define xmlSecBase64Encode3(b, c) 	((((b) << 2) & 0x3c) + (((c) >> 6) & 0x03))
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#define xmlSecBase64Encode4(c)		((c) & 0x3F)
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#define xmlSecBase64Decode1(a, b)	(((a) << 2) | (((b) & 0x3F) >> 4))
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#define xmlSecBase64Decode2(b, c)	(((b) << 4) | (((c) & 0x3F) >> 2))
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#define xmlSecBase64Decode3(c, d)	(((c) << 6) | ((d) & 0x3F))
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#define xmlSecIsBase64Char(ch) 		((((ch) >= 'A') && ((ch) <= 'Z')) || \
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					 (((ch) >= 'a') && ((ch) <= 'z')) || \
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					 (((ch) >= '0') && ((ch) <= '9')) || \
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					 ((ch) == '+') || ((ch) == '/')) 
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#define xmlSecIsBase64Space(ch)		(((ch) == ' ') || ((ch) == '\t') || \
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					 ((ch) == '\x0d') || ((ch) == '\x0a'))
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/***********************************************************************
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 *
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 * Base64 Context
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 *
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 ***********************************************************************/
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typedef enum {
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    xmlSecBase64StatusConsumeAndNext  = 0,
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    xmlSecBase64StatusConsumeAndRepeat,
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    xmlSecBase64StatusNext,
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    xmlSecBase64StatusDone,
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    xmlSecBase64StatusFailed
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} xmlSecBase64Status;
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struct _xmlSecBase64Ctx {
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    int			encode;    
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    int                 inByte;
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    int                 inPos;
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    xmlSecSize		linePos;
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    xmlSecSize		columns;  
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    int                 finished;
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};
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static xmlSecBase64Status	xmlSecBase64CtxEncodeByte	(xmlSecBase64CtxPtr ctx, 
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								 xmlSecByte  inByte, 
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								 xmlSecByte* outByte);
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static xmlSecBase64Status	xmlSecBase64CtxEncodeByteFinal	(xmlSecBase64CtxPtr ctx, 
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								 xmlSecByte* outByte);
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static xmlSecBase64Status	xmlSecBase64CtxDecodeByte	(xmlSecBase64CtxPtr ctx, 
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								 xmlSecByte inByte, 
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								 xmlSecByte* outByte);
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static int			xmlSecBase64CtxEncode		(xmlSecBase64CtxPtr ctx, 
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                						 const xmlSecByte* inBuf, 
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								 xmlSecSize inBufSize, 
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								 xmlSecSize* inBufResSize,
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                						 xmlSecByte* outBuf, 
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								 xmlSecSize outBufSize, 
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								 xmlSecSize* outBufResSize);
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static int			xmlSecBase64CtxEncodeFinal	(xmlSecBase64CtxPtr ctx, 
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                						 xmlSecByte* outBuf, 
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								 xmlSecSize outBufSize, 
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								 xmlSecSize* outBufResSize);
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static int			xmlSecBase64CtxDecode		(xmlSecBase64CtxPtr ctx, 
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                						 const xmlSecByte* inBuf, 
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								 xmlSecSize inBufSize, 
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								 xmlSecSize* inBufResSize,
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                						 xmlSecByte* outBuf, 
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								 xmlSecSize outBufSize, 
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								 xmlSecSize* outBufResSize);
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static int			xmlSecBase64CtxDecodeIsFinished	(xmlSecBase64CtxPtr ctx);
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/**
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 * xmlSecBase64CtxCreate:
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 * @encode:		the encode/decode flag (1 - encode, 0 - decode) 
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 * @columns: 		the max line length.
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 *
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 * Allocates and initializes new base64 context.
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 *
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 * Returns a pointer to newly created #xmlSecBase64Ctx structure
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 * or NULL if an error occurs.
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 */
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EXPORT_C
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xmlSecBase64CtxPtr	
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xmlSecBase64CtxCreate(int encode, int columns) {
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    xmlSecBase64CtxPtr ctx;
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    int ret;
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    /*
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     * Allocate a new xmlSecBase64CtxPtr and fill the fields.
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     */
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    ctx = (xmlSecBase64CtxPtr) xmlMalloc(sizeof(xmlSecBase64Ctx));    
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    if (ctx == NULL) {
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	xmlSecError(XMLSEC_ERRORS_HERE,
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		    NULL,
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		    NULL,
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		    XMLSEC_ERRORS_R_MALLOC_FAILED,
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		    "sizeof(xmlSecBase64Ctx)=%d", 
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		    sizeof(xmlSecBase64Ctx));
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	return(NULL);
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    }
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    ret = xmlSecBase64CtxInitialize(ctx, encode, columns);
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    if(ret < 0) {
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	xmlSecError(XMLSEC_ERRORS_HERE,
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		    NULL,
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		    "xmlSecBase64CtxInitialize",
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		    XMLSEC_ERRORS_R_XMLSEC_FAILED,
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		    XMLSEC_ERRORS_NO_MESSAGE);
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	xmlSecBase64CtxDestroy(ctx);
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	return(NULL);
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    }
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    return(ctx);
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}
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/**
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 * xmlSecBase64CtxDestroy:
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 * @ctx: 		the pointer to #xmlSecBase64Ctx structure.
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 * 
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 * Destroys base64 context.
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 */
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EXPORT_C
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void
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xmlSecBase64CtxDestroy(xmlSecBase64CtxPtr ctx) {
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    xmlSecAssert(ctx != NULL);
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    xmlSecBase64CtxFinalize(ctx);
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    xmlFree(ctx);
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}
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/**
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 * xmlSecBase64CtxInitialize:
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 * @ctx:		the pointer to #xmlSecBase64Ctx structure,
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 * @encode:		the encode/decode flag (1 - encode, 0 - decode) 
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 * @columns: 		the max line length.
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 *
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 * Initializes new base64 context.
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 *
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 * Returns 0 on success and a negative value otherwise.
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 */
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EXPORT_C
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int 
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xmlSecBase64CtxInitialize(xmlSecBase64CtxPtr ctx, int encode, int columns) {    
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    xmlSecAssert2(ctx != NULL, -1);
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    memset(ctx, 0, sizeof(xmlSecBase64Ctx));
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    ctx->encode     = encode;
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    ctx->columns    = columns;
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    return(0);
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}
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/**
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 * xmlSecBase64CtxFinalize:
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 * @ctx:		the pointer to #xmlSecBase64Ctx structure,
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 *
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 * Frees all the resources allocated by @ctx.
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 */
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EXPORT_C
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void 
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xmlSecBase64CtxFinalize(xmlSecBase64CtxPtr ctx) {    
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    xmlSecAssert(ctx != NULL);
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    memset(ctx, 0, sizeof(xmlSecBase64Ctx)); 
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}	
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/**
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 * xmlSecBase64CtxUpdate:
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 * @ctx: 		the pointer to #xmlSecBase64Ctx structure
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 * @in:			the input buffer
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 * @inSize: 		the input buffer size
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 * @out: 		the output buffer
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 * @outSize: 		the output buffer size
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 *
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 * Encodes or decodes the next piece of data from input buffer.
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 * 
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 * Returns the number of bytes written to output buffer or 
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 * -1 if an error occurs.
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 */
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EXPORT_C
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int
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xmlSecBase64CtxUpdate(xmlSecBase64CtxPtr ctx,
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		     const xmlSecByte *in, xmlSecSize inSize, 
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		     xmlSecByte *out, xmlSecSize outSize) {
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    xmlSecSize inResSize = 0, outResSize = 0;
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    int ret;
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    xmlSecAssert2(ctx != NULL, -1);
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    xmlSecAssert2(in != NULL, -1);
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    xmlSecAssert2(out != NULL, -1);
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   233
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    if(ctx->encode != 0) {
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	ret = xmlSecBase64CtxEncode(ctx, in, inSize, &inResSize, 
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				    out, outSize, &outResSize);
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	if((ret < 0) || (inResSize != inSize)) {
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	    xmlSecError(XMLSEC_ERRORS_HERE, 
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			NULL,
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			"xmlSecBase64CtxEncode",
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			XMLSEC_ERRORS_R_XMLSEC_FAILED,
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			XMLSEC_ERRORS_NO_MESSAGE);
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    	    return(-1);
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	}
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    } else {
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	ret = xmlSecBase64CtxDecode(ctx, in, inSize, &inResSize, 
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				    out, outSize, &outResSize);
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	if((ret < 0) || (inResSize != inSize)) {
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	    xmlSecError(XMLSEC_ERRORS_HERE, 
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			NULL,
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			"xmlSecBase64CtxDecode",
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			XMLSEC_ERRORS_R_XMLSEC_FAILED,
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			XMLSEC_ERRORS_NO_MESSAGE);
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    	    return(-1);
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	}
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    }
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   257
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    return(outResSize);
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}
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   260
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/**
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 * xmlSecBase64CtxFinal:
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 * @ctx: 		the pointer to #xmlSecBase64Ctx structure
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 * @out: 		the output buffer
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 * @outSize: 		the output buffer size
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 *
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 * Encodes or decodes the last piece of data stored in the context
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 * and finalizes the result.
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 *
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 * Returns the number of bytes written to output buffer or 
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 * -1 if an error occurs.
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 */
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EXPORT_C
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int
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xmlSecBase64CtxFinal(xmlSecBase64CtxPtr ctx, 
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		    xmlSecByte *out, xmlSecSize outSize) {
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    xmlSecSize outResSize = 0;
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   278
    int ret;
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   279
        
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   280
    xmlSecAssert2(ctx != NULL, -1);
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   281
    xmlSecAssert2(out != NULL, -1);    
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   282
    xmlSecAssert2(outSize > 0, -1);    
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   283
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   284
    if(ctx->encode != 0) {    
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   285
	ret = xmlSecBase64CtxEncodeFinal(ctx, out, outSize, &outResSize);
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   286
        if(ret < 0) {
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   287
	    xmlSecError(XMLSEC_ERRORS_HERE, 
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   288
			NULL,
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   289
			"xmlSecBase64CtxEncodeFinal",
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			XMLSEC_ERRORS_R_XMLSEC_FAILED,
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   291
			"outSize=%d", outSize);
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	    return(-1);
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   293
	}
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   294
    } else {
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   295
	if(!xmlSecBase64CtxDecodeIsFinished(ctx)) {
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   296
	    xmlSecError(XMLSEC_ERRORS_HERE, 
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   297
			NULL,
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   298
			"xmlSecBase64CtxIsFinished",
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diff changeset
   299
			XMLSEC_ERRORS_R_XMLSEC_FAILED,
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diff changeset
   300
			XMLSEC_ERRORS_NO_MESSAGE);
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   301
    	    return(-1);
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   302
	}	
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diff changeset
   303
    }
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diff changeset
   304
    
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diff changeset
   305
    /* add \0 */
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   306
    if((outResSize + 1) < outSize) {
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   307
	out[outResSize] = '\0';
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diff changeset
   308
    }
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diff changeset
   309
    return(outResSize);
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   310
}
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   311
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   312
static xmlSecBase64Status
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   313
xmlSecBase64CtxEncodeByte(xmlSecBase64CtxPtr ctx, xmlSecByte inByte, xmlSecByte* outByte) {
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   314
    xmlSecAssert2(ctx != NULL, xmlSecBase64StatusFailed);
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   315
    xmlSecAssert2(outByte != NULL, xmlSecBase64StatusFailed);
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diff changeset
   316
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   317
    if((ctx->columns > 0) && (ctx->linePos >= ctx->columns)) {
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   318
        (*outByte) = '\n';
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diff changeset
   319
        ctx->linePos = 0;
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diff changeset
   320
        return(xmlSecBase64StatusConsumeAndRepeat);
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parents:
diff changeset
   321
    } else if(ctx->inPos == 0) {
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diff changeset
   322
        /* we just started new block */
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diff changeset
   323
	(*outByte) = base64[xmlSecBase64Encode1(inByte)];
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diff changeset
   324
        ctx->inByte = inByte;
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diff changeset
   325
        ++ctx->linePos;
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diff changeset
   326
        ++ctx->inPos;
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parents:
diff changeset
   327
        return(xmlSecBase64StatusConsumeAndNext);
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parents:
diff changeset
   328
    } else if(ctx->inPos == 1) {
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parents:
diff changeset
   329
	(*outByte) = base64[xmlSecBase64Encode2(ctx->inByte, inByte)];
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parents:
diff changeset
   330
        ctx->inByte = inByte;
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parents:
diff changeset
   331
        ++ctx->linePos;
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parents:
diff changeset
   332
        ++ctx->inPos;
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parents:
diff changeset
   333
        return(xmlSecBase64StatusConsumeAndNext);
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parents:
diff changeset
   334
    } else if(ctx->inPos == 2) {
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parents:
diff changeset
   335
	(*outByte) = base64[xmlSecBase64Encode3(ctx->inByte, inByte)];
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parents:
diff changeset
   336
        ctx->inByte = inByte;
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parents:
diff changeset
   337
        ++ctx->linePos;
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parents:
diff changeset
   338
        ++ctx->inPos;
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parents:
diff changeset
   339
        return(xmlSecBase64StatusConsumeAndRepeat);
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parents:
diff changeset
   340
    } else if(ctx->inPos == 3) {
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parents:
diff changeset
   341
	(*outByte) = base64[xmlSecBase64Encode4(ctx->inByte)];
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   342
        ++ctx->linePos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   343
        ctx->inByte = 0;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   344
        ctx->inPos  = 0;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   345
        return(xmlSecBase64StatusConsumeAndNext);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   346
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   347
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   348
    xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   349
		NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   350
		NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   351
		XMLSEC_ERRORS_R_INVALID_DATA,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   352
		"ctx->inPos=%d", ctx->inPos);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   353
    return(xmlSecBase64StatusFailed);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   354
}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   355
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   356
static xmlSecBase64Status
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   357
xmlSecBase64CtxEncodeByteFinal(xmlSecBase64CtxPtr ctx, xmlSecByte* outByte) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   358
    xmlSecAssert2(ctx != NULL, xmlSecBase64StatusFailed);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   359
    xmlSecAssert2(outByte != NULL, xmlSecBase64StatusFailed);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   360
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   361
    if(ctx->inPos == 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   362
        return(xmlSecBase64StatusDone);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   363
    } else if((ctx->columns > 0) && (ctx->linePos >= ctx->columns)) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   364
        (*outByte) = '\n';
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   365
        ctx->linePos = 0;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   366
        return(xmlSecBase64StatusConsumeAndRepeat);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   367
    } else if(ctx->finished == 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   368
        ctx->finished = 1;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   369
        return(xmlSecBase64CtxEncodeByte(ctx, 0, outByte));
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   370
    } else if(ctx->inPos < 3) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   371
        (*outByte) = '=';
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   372
        ++ctx->inPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   373
        ++ctx->linePos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   374
        return(xmlSecBase64StatusConsumeAndRepeat);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   375
    } else if(ctx->inPos == 3) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   376
        (*outByte) = '=';
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   377
        ++ctx->linePos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   378
        ctx->inPos = 0;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   379
        return(xmlSecBase64StatusConsumeAndRepeat);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   380
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   381
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   382
    xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   383
		NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   384
		NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   385
		XMLSEC_ERRORS_R_INVALID_DATA,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   386
		"ctx->inPos=%d", ctx->inPos);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   387
    return(xmlSecBase64StatusFailed);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   388
}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   389
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   390
static xmlSecBase64Status
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   391
xmlSecBase64CtxDecodeByte(xmlSecBase64CtxPtr ctx, xmlSecByte inByte, xmlSecByte* outByte) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   392
    xmlSecAssert2(ctx != NULL, xmlSecBase64StatusFailed);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   393
    xmlSecAssert2(outByte != NULL, xmlSecBase64StatusFailed);    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   394
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   395
    if((ctx->finished != 0) && (ctx->inPos == 0)) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   396
        return(xmlSecBase64StatusDone);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   397
    } if(inByte == '=') {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   398
        ctx->finished = 1;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   399
        if(ctx->inPos < 2) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   400
	    xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   401
			NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   402
			NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   403
			XMLSEC_ERRORS_R_INVALID_DATA,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   404
			"ctx->inPos=%d", ctx->inPos);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   405
            return(xmlSecBase64StatusFailed);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   406
        } else if(ctx->inPos == 2) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   407
            ++ctx->inPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   408
            return(xmlSecBase64StatusNext);            
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   409
        } else if(ctx->inPos == 3) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   410
            ctx->inPos = 0;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   411
            return(xmlSecBase64StatusNext);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   412
        } else {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   413
	    xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   414
			NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   415
			NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   416
			XMLSEC_ERRORS_R_INVALID_DATA,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   417
			"ctx->inPos=%d", ctx->inPos);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   418
            return(xmlSecBase64StatusFailed);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   419
        }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   420
    } else if(xmlSecIsBase64Space(inByte)) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   421
        return(xmlSecBase64StatusNext);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   422
    } else if(!xmlSecIsBase64Char(inByte) || (ctx->finished != 0)) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   423
	xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   424
		    NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   425
		    NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   426
		    XMLSEC_ERRORS_R_INVALID_DATA,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   427
		    "inByte=0x%02x", inByte);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   428
        return(xmlSecBase64StatusFailed);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   429
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   430
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   431
    /* convert from character to position in base64 array */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   432
    if((inByte >= 'A') && (inByte <= 'Z')) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   433
	inByte = (inByte - 'A');
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   434
    } else if((inByte >= 'a') && (inByte <= 'z')) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   435
	inByte = 26 + (inByte - 'a');
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   436
    } else if((inByte >= '0') && (inByte <= '9')) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   437
	inByte = 52 + (inByte - '0'); 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   438
    } else if(inByte == '+') {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   439
    	inByte = 62;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   440
    } else if(inByte == '/') {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   441
	inByte = 63;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   442
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   443
        
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   444
    if(ctx->inPos == 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   445
        ctx->inByte = inByte;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   446
        ++ctx->inPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   447
        return(xmlSecBase64StatusNext);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   448
    } else if(ctx->inPos == 1) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   449
        (*outByte) = xmlSecBase64Decode1(ctx->inByte, inByte);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   450
        ctx->inByte = inByte;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   451
        ++ctx->inPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   452
        return(xmlSecBase64StatusConsumeAndNext);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   453
    } else if(ctx->inPos == 2) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   454
        (*outByte) = xmlSecBase64Decode2(ctx->inByte, inByte);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   455
        ctx->inByte = inByte;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   456
        ++ctx->inPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   457
        return(xmlSecBase64StatusConsumeAndNext);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   458
    } else if(ctx->inPos == 3) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   459
        (*outByte) = xmlSecBase64Decode3(ctx->inByte, inByte);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   460
        ctx->inByte = 0;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   461
        ctx->inPos = 0;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   462
        return(xmlSecBase64StatusConsumeAndNext);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   463
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   464
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   465
    xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   466
		NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   467
		NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   468
		XMLSEC_ERRORS_R_INVALID_DATA,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   469
		"ctx->inPos=%d", ctx->inPos);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   470
    return(xmlSecBase64StatusFailed);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   471
}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   472
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   473
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   474
static int
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   475
xmlSecBase64CtxEncode(xmlSecBase64CtxPtr ctx, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   476
                     const xmlSecByte* inBuf, xmlSecSize inBufSize, xmlSecSize* inBufResSize,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   477
                     xmlSecByte* outBuf, xmlSecSize outBufSize, xmlSecSize* outBufResSize) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   478
    xmlSecBase64Status status = xmlSecBase64StatusNext;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   479
    xmlSecSize inPos, outPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   480
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   481
    xmlSecAssert2(ctx != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   482
    xmlSecAssert2(inBuf != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   483
    xmlSecAssert2(inBufResSize != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   484
    xmlSecAssert2(outBuf != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   485
    xmlSecAssert2(outBufResSize != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   486
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   487
    /* encode */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   488
    for(inPos = outPos = 0; (inPos < inBufSize) && (outPos < outBufSize); ) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   489
        status = xmlSecBase64CtxEncodeByte(ctx, inBuf[inPos], &(outBuf[outPos]));
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   490
        switch(status) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   491
            case xmlSecBase64StatusConsumeAndNext:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   492
                ++inPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   493
                ++outPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   494
                break;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   495
            case xmlSecBase64StatusConsumeAndRepeat:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   496
                ++outPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   497
                break;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   498
            case xmlSecBase64StatusNext:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   499
            case xmlSecBase64StatusDone:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   500
            case xmlSecBase64StatusFailed:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   501
		xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   502
			    NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   503
			    "xmlSecBase64CtxEncodeByte",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   504
			    XMLSEC_ERRORS_R_XMLSEC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   505
			    "status=%d", status);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   506
                return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   507
        }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   508
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   509
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   510
    (*inBufResSize)  = inPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   511
    (*outBufResSize) = outPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   512
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   513
    return(0);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   514
}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   515
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   516
static int
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   517
xmlSecBase64CtxEncodeFinal(xmlSecBase64CtxPtr ctx, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   518
                     xmlSecByte* outBuf, xmlSecSize outBufSize, xmlSecSize* outBufResSize) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   519
    xmlSecBase64Status status = xmlSecBase64StatusNext;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   520
    xmlSecSize outPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   521
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   522
    xmlSecAssert2(ctx != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   523
    xmlSecAssert2(outBuf != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   524
    xmlSecAssert2(outBufResSize != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   525
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   526
    /* encode final bytes */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   527
    for(outPos = 0; (outPos < outBufSize) && (status != xmlSecBase64StatusDone); ) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   528
        status = xmlSecBase64CtxEncodeByteFinal(ctx, &(outBuf[outPos]));
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   529
        switch(status) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   530
            case xmlSecBase64StatusConsumeAndNext:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   531
            case xmlSecBase64StatusConsumeAndRepeat:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   532
                ++outPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   533
                break;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   534
            case xmlSecBase64StatusDone:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   535
                break;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   536
            case xmlSecBase64StatusNext:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   537
            case xmlSecBase64StatusFailed:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   538
		xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   539
			    NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   540
			    "xmlSecBase64CtxEncodeByteFinal",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   541
			    XMLSEC_ERRORS_R_XMLSEC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   542
			    "status=%d", status);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   543
                return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   544
        }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   545
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   546
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   547
    if(status != xmlSecBase64StatusDone) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   548
	xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   549
		    NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   550
		    NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   551
		    XMLSEC_ERRORS_R_INVALID_SIZE,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   552
		    "outBufSize=%d", outBufSize);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   553
        return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   554
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   555
    if(outPos < outBufSize) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   556
        outBuf[outPos] = '\0'; /* just in case */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   557
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   558
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   559
    (*outBufResSize) = outPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   560
    return(0);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   561
}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   562
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   563
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   564
static int
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   565
xmlSecBase64CtxDecode(xmlSecBase64CtxPtr ctx, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   566
                     const xmlSecByte* inBuf, xmlSecSize inBufSize, xmlSecSize* inBufResSize,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   567
                     xmlSecByte* outBuf, xmlSecSize outBufSize, xmlSecSize* outBufResSize) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   568
    xmlSecBase64Status status = xmlSecBase64StatusNext;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   569
    xmlSecSize inPos, outPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   570
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   571
    xmlSecAssert2(ctx != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   572
    xmlSecAssert2(inBuf != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   573
    xmlSecAssert2(inBufResSize != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   574
    xmlSecAssert2(outBuf != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   575
    xmlSecAssert2(outBufResSize != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   576
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   577
    /* decode */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   578
    for(inPos = outPos = 0; (inPos < inBufSize) && (outPos < outBufSize) && (status != xmlSecBase64StatusDone); ) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   579
        status = xmlSecBase64CtxDecodeByte(ctx, inBuf[inPos], &(outBuf[outPos]));
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   580
        switch(status) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   581
            case xmlSecBase64StatusConsumeAndNext:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   582
                ++inPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   583
                ++outPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   584
                break;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   585
            case xmlSecBase64StatusConsumeAndRepeat:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   586
                ++outPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   587
                break;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   588
            case xmlSecBase64StatusNext:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   589
                ++inPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   590
                break;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   591
            case xmlSecBase64StatusDone:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   592
                break;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   593
            case xmlSecBase64StatusFailed:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   594
		xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   595
			    NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   596
			    "xmlSecBase64CtxDecodeByte",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   597
			    XMLSEC_ERRORS_R_XMLSEC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   598
			    "status=%d", status);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   599
                return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   600
        }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   601
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   602
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   603
    /* skip spaces at the end */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   604
    while((inPos < inBufSize) && xmlSecIsBase64Space(inBuf[inPos])) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   605
        ++inPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   606
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   607
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   608
    (*inBufResSize)  = inPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   609
    (*outBufResSize) = outPos;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   610
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   611
    return(0);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   612
}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   613
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   614
static int
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   615
xmlSecBase64CtxDecodeIsFinished(xmlSecBase64CtxPtr ctx) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   616
    xmlSecAssert2(ctx != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   617
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   618
    return((ctx->inPos == 0) ? 1 : 0);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   619
}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   620
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   621
/**
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   622
 * xmlSecBase64Encode:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   623
 * @buf: 		the input buffer.
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   624
 * @len: 		the input buffer size.
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   625
 * @columns: 		the output max line length (if 0 then no line breaks
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   626
 *          		would be inserted)
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   627
 *
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   628
 * Encodes the data from input buffer and allocates the string for the result.
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   629
 * The caller is responsible for freeing returned buffer using
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   630
 * xmlFree() function.
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   631
 *
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   632
 * Returns newly allocated string with base64 encoded data 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   633
 * or NULL if an error occurs.
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   634
 */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   635
EXPORT_C
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   636
xmlChar*
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   637
xmlSecBase64Encode(const xmlSecByte *buf, xmlSecSize len, int columns) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   638
    xmlSecBase64Ctx ctx;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   639
    xmlChar *ptr;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   640
    xmlSecSize size;    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   641
    int size_update, size_final;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   642
    int ret;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   643
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   644
    xmlSecAssert2(buf != NULL, NULL);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   645
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   646
    ret = xmlSecBase64CtxInitialize(&ctx, 1, columns);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   647
    if(ret < 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   648
	xmlSecError(XMLSEC_ERRORS_HERE,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   649
		    NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   650
		    "xmlSecBase64CtxInitialize",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   651
		    XMLSEC_ERRORS_R_XMLSEC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   652
		    XMLSEC_ERRORS_NO_MESSAGE);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   653
	return(NULL);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   654
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   655
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   656
    /* create result buffer */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   657
    size = (4 * len) / 3 + 4;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   658
    if(columns > 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   659
	size += (size / columns) + 4;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   660
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   661
    ptr = (xmlChar*) xmlMalloc(size);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   662
    if(ptr == NULL) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   663
	xmlSecError(XMLSEC_ERRORS_HERE,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   664
		    NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   665
		    NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   666
		    XMLSEC_ERRORS_R_MALLOC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   667
		    "size=%d", size);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   668
	xmlSecBase64CtxFinalize(&ctx);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   669
	return(NULL);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   670
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   671
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   672
    ret = xmlSecBase64CtxUpdate(&ctx, buf, len, (xmlSecByte*)ptr, size);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   673
    if(ret < 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   674
	xmlSecError(XMLSEC_ERRORS_HERE,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   675
		    NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   676
		    "xmlSecBase64CtxUpdate",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   677
		    XMLSEC_ERRORS_R_XMLSEC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   678
		    "len=%d", len);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   679
	xmlFree(ptr);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   680
	xmlSecBase64CtxFinalize(&ctx);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   681
	return(NULL);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   682
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   683
    size_update = ret;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   684
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   685
    ret = xmlSecBase64CtxFinal(&ctx, ((xmlSecByte*)ptr) + size_update, size - size_update);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   686
    if(ret < 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   687
	xmlSecError(XMLSEC_ERRORS_HERE,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   688
		    NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   689
		    "xmlSecBase64CtxFinal",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   690
		    XMLSEC_ERRORS_R_XMLSEC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   691
		    XMLSEC_ERRORS_NO_MESSAGE);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   692
	xmlFree(ptr);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   693
	xmlSecBase64CtxFinalize(&ctx);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   694
	return(NULL);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   695
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   696
    size_final = ret;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   697
    ptr[size_update + size_final] = '\0';
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   698
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   699
    xmlSecBase64CtxFinalize(&ctx);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   700
    return(ptr);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   701
}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   702
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   703
/**
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   704
 * xmlSecBase64Decode:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   705
 * @str: 		the input buffer with base64 encoded string
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   706
 * @buf: 		the output buffer
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   707
 * @len: 		the output buffer size
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   708
 *
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   709
 * Decodes input base64 encoded string and puts result into
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   710
 * the output buffer.
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   711
 *
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   712
 * Returns the number of bytes written to the output buffer or 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   713
 * a negative value if an error occurs 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   714
 */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   715
EXPORT_C
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   716
int
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   717
xmlSecBase64Decode(const xmlChar* str, xmlSecByte *buf, xmlSecSize len) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   718
    xmlSecBase64Ctx ctx;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   719
    int size_update;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   720
    int size_final;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   721
    int ret;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   722
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   723
    xmlSecAssert2(str != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   724
    xmlSecAssert2(buf != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   725
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   726
    ret = xmlSecBase64CtxInitialize(&ctx, 0, 0);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   727
    if(ret < 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   728
	xmlSecError(XMLSEC_ERRORS_HERE,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   729
		    NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   730
		    "xmlSecBase64CtxInitialize",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   731
		    XMLSEC_ERRORS_R_XMLSEC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   732
		    XMLSEC_ERRORS_NO_MESSAGE);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   733
	return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   734
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   735
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   736
    ret = xmlSecBase64CtxUpdate(&ctx, (const xmlSecByte*)str, xmlStrlen(str), buf, len);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   737
    if(ret < 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   738
	xmlSecError(XMLSEC_ERRORS_HERE,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   739
		    NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   740
		    "xmlSecBase64CtxUpdate",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   741
		    XMLSEC_ERRORS_R_XMLSEC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   742
		    XMLSEC_ERRORS_NO_MESSAGE);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   743
	xmlSecBase64CtxFinalize(&ctx);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   744
	return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   745
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   746
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   747
    size_update = ret;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   748
    ret = xmlSecBase64CtxFinal(&ctx, buf + size_update, len - size_update);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   749
    if(ret < 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   750
	xmlSecError(XMLSEC_ERRORS_HERE,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   751
		    NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   752
		    "xmlSecBase64CtxFinal",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   753
		    XMLSEC_ERRORS_R_XMLSEC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   754
		    XMLSEC_ERRORS_NO_MESSAGE);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   755
	xmlSecBase64CtxFinalize(&ctx);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   756
	return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   757
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   758
    size_final = ret;    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   759
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   760
    xmlSecBase64CtxFinalize(&ctx);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   761
    return(size_update + size_final);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   762
}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   763
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   764
/**************************************************************
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   765
 *
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   766
 * Base64 Transform
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   767
 *
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   768
 * xmlSecBase64Ctx is located after xmlSecTransform
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   769
 * 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   770
 **************************************************************/
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   771
#define xmlSecBase64Size \
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   772
	(sizeof(xmlSecTransform) + sizeof(xmlSecBase64Ctx))
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   773
#define xmlSecBase64GetCtx(transform) \
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   774
    ((xmlSecTransformCheckSize((transform), xmlSecBase64Size)) ? \
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   775
	(xmlSecBase64CtxPtr)(((xmlSecByte*)(transform)) + sizeof(xmlSecTransform)) : \
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   776
	(xmlSecBase64CtxPtr)NULL)
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   777
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   778
static int		xmlSecBase64Initialize		(xmlSecTransformPtr transform);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   779
static void		xmlSecBase64Finalize		(xmlSecTransformPtr transform);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   780
static int 		xmlSecBase64Execute		(xmlSecTransformPtr transform, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   781
							 int last, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   782
							 xmlSecTransformCtxPtr transformCtx);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   783
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   784
static xmlSecTransformKlass xmlSecBase64Klass = {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   785
    /* klass/object sizes */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   786
    sizeof(xmlSecTransformKlass),		/* xmlSecSize klassSize */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   787
    xmlSecBase64Size,				/* xmlSecSize objSize */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   788
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   789
    xmlSecNameBase64,				/* const xmlChar* name; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   790
    xmlSecHrefBase64,				/* const xmlChar* href; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   791
    xmlSecTransformUsageDSigTransform,		/* xmlSecAlgorithmUsage usage; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   792
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   793
    xmlSecBase64Initialize, 			/* xmlSecTransformInitializeMethod initialize; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   794
    xmlSecBase64Finalize,			/* xmlSecTransformFinalizeMethod finalize; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   795
    NULL,					/* xmlSecTransformNodeReadMethod readNode; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   796
    NULL,					/* xmlSecTransformNodeWriteMethod writeNode; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   797
    NULL,					/* xmlSecTransformSetKeyReqMethod setKeyReq; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   798
    NULL,					/* xmlSecTransformSetKeyMethod setKey; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   799
    NULL,					/* xmlSecTransformValidateMethod validate; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   800
    xmlSecTransformDefaultGetDataType,		/* xmlSecTransformGetDataTypeMethod getDataType; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   801
    xmlSecTransformDefaultPushBin,		/* xmlSecTransformPushBinMethod pushBin; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   802
    xmlSecTransformDefaultPopBin,		/* xmlSecTransformPopBinMethod popBin; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   803
    NULL,					/* xmlSecTransformPushXmlMethod pushXml; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   804
    NULL,					/* xmlSecTransformPopXmlMethod popXml; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   805
    xmlSecBase64Execute,			/* xmlSecTransformExecuteMethod execute; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   806
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   807
    NULL,					/* void* reserved0; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   808
    NULL,					/* void* reserved1; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   809
};
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   810
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   811
/**
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   812
 * xmlSecTransformBase64GetKlass:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   813
 *
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   814
 * The Base64 transform klass (http://www.w3.org/TR/xmldsig-core/#sec-Base-64).
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   815
 * The normative specification for base64 decoding transforms is RFC 2045
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   816
 * (http://www.ietf.org/rfc/rfc2045.txt). The base64 Transform element has 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   817
 * no content. The input is decoded by the algorithms. This transform is 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   818
 * useful if an application needs to sign the raw data associated with 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   819
 * the encoded content of an element.
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   820
 *
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   821
 * Returns base64 transform id.
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   822
 */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   823
EXPORT_C
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   824
xmlSecTransformId 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   825
xmlSecTransformBase64GetKlass(void) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   826
    return(&xmlSecBase64Klass);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   827
}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   828
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   829
/**
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   830
 * xmlSecTransformBase64SetLineSize:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   831
 * @transform: 		the pointer to BASE64 encode transform.
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   832
 * @lineSize: 		the new max line size.
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   833
 *
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   834
 * Sets the max line size to @lineSize.
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   835
 */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   836
EXPORT_C
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   837
void
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   838
xmlSecTransformBase64SetLineSize(xmlSecTransformPtr transform, xmlSecSize lineSize) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   839
    xmlSecBase64CtxPtr ctx;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   840
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   841
    xmlSecAssert(xmlSecTransformCheckId(transform, xmlSecTransformBase64Id));
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   842
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   843
    ctx = xmlSecBase64GetCtx(transform);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   844
    xmlSecAssert(ctx != NULL);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   845
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   846
    ctx->columns = lineSize;    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   847
}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   848
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   849
static int
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   850
xmlSecBase64Initialize(xmlSecTransformPtr transform) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   851
    xmlSecBase64CtxPtr ctx;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   852
    int ret;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   853
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   854
    xmlSecAssert2(xmlSecTransformCheckId(transform, xmlSecTransformBase64Id), -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   855
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   856
    ctx = xmlSecBase64GetCtx(transform);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   857
    xmlSecAssert2(ctx != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   858
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   859
    transform->operation = xmlSecTransformOperationDecode;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   860
    ret = xmlSecBase64CtxInitialize(ctx, 0, XMLSEC_BASE64_LINESIZE);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   861
    if(ret < 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   862
	xmlSecError(XMLSEC_ERRORS_HERE,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   863
		    xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   864
		    "xmlSecBase64CtxInitialize",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   865
		    XMLSEC_ERRORS_R_XMLSEC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   866
		    XMLSEC_ERRORS_NO_MESSAGE);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   867
	return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   868
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   869
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   870
    return(0);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   871
}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   872
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   873
static void
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   874
xmlSecBase64Finalize(xmlSecTransformPtr transform) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   875
    xmlSecBase64CtxPtr ctx;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   876
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   877
    xmlSecAssert(xmlSecTransformCheckId(transform, xmlSecTransformBase64Id));
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   878
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   879
    ctx = xmlSecBase64GetCtx(transform);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   880
    xmlSecAssert(ctx != NULL);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   881
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   882
    xmlSecBase64CtxFinalize(ctx);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   883
}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   884
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   885
static int 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   886
xmlSecBase64Execute(xmlSecTransformPtr transform, int last, xmlSecTransformCtxPtr transformCtx) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   887
    xmlSecBase64CtxPtr ctx;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   888
    xmlSecBufferPtr in, out;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   889
    xmlSecSize inSize, outSize, outLen;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   890
    int ret;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   891
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   892
    xmlSecAssert2(xmlSecTransformCheckId(transform, xmlSecTransformBase64Id), -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   893
    xmlSecAssert2((transform->operation == xmlSecTransformOperationEncode) || (transform->operation == xmlSecTransformOperationDecode), -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   894
    xmlSecAssert2(transformCtx != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   895
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   896
    ctx = xmlSecBase64GetCtx(transform);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   897
    xmlSecAssert2(ctx != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   898
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   899
    in = &(transform->inBuf);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   900
    out = &(transform->outBuf);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   901
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   902
    if(transform->status == xmlSecTransformStatusNone) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   903
	ctx->encode = (transform->operation == xmlSecTransformOperationEncode) ? 1 : 0;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   904
	transform->status = xmlSecTransformStatusWorking;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   905
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   906
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   907
    switch(transform->status) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   908
	case xmlSecTransformStatusWorking:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   909
	    inSize = xmlSecBufferGetSize(in);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   910
	    outSize = xmlSecBufferGetSize(out);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   911
	    if(inSize > 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   912
		if(ctx->encode != 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   913
		    outLen = 4 * inSize / 3 + 8;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   914
		    if(ctx->columns > 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   915
			outLen += inSize / ctx->columns + 4;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   916
		    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   917
		} else {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   918
		    outLen = 3 * inSize / 4 + 8;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   919
		}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   920
		ret = xmlSecBufferSetMaxSize(out, outSize + outLen);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   921
		if(ret < 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   922
		    xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   923
				xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   924
				"xmlSecBufferSetMaxSize",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   925
				XMLSEC_ERRORS_R_XMLSEC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   926
				"size=%d", outSize + outLen);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   927
		    return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   928
		}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   929
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   930
		/* encode/decode the next chunk */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   931
		ret = xmlSecBase64CtxUpdate(ctx, xmlSecBufferGetData(in), inSize,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   932
					    xmlSecBufferGetData(out) + outSize, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   933
					    outLen);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   934
		if(ret < 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   935
		    xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   936
				xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   937
				"xmlSecBase64CtxUpdate",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   938
				XMLSEC_ERRORS_R_XMLSEC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   939
				XMLSEC_ERRORS_NO_MESSAGE);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   940
		    return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   941
		}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   942
		outLen = ret;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   943
		
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   944
		/* set correct size */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   945
		ret = xmlSecBufferSetSize(out, outSize + outLen);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   946
		if(ret < 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   947
		    xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   948
				xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   949
				"xmlSecBufferSetSize",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   950
				XMLSEC_ERRORS_R_XMLSEC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   951
				"size=%d", outSize + outLen);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   952
		    return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   953
		}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   954
		
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   955
		/* remove chunk from input */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   956
		ret = xmlSecBufferRemoveHead(in, inSize);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   957
		if(ret < 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   958
		    xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   959
				xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   960
				"xmlSecBufferRemoveHead",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   961
				XMLSEC_ERRORS_R_XMLSEC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   962
				"size=%d", inSize);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   963
		    return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   964
		}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   965
	    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   966
	    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   967
	    if(last) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   968
	        outSize = xmlSecBufferGetSize(out);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   969
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   970
		ret = xmlSecBufferSetMaxSize(out, outSize + 16);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   971
		if(ret < 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   972
		    xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   973
				xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   974
				"xmlSecBufferSetMaxSize",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   975
				XMLSEC_ERRORS_R_XMLSEC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   976
				"size=%d", outSize + 16);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   977
		    return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   978
		}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   979
	
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   980
		/* add from ctx buffer */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   981
		ret = xmlSecBase64CtxFinal(ctx, xmlSecBufferGetData(out) + outSize, 16);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   982
		if(ret < 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   983
		    xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   984
				xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   985
				"xmlSecBase64CtxFinal",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   986
				XMLSEC_ERRORS_R_XMLSEC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   987
				XMLSEC_ERRORS_NO_MESSAGE);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   988
		    return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   989
		}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   990
		outLen = ret;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   991
		
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   992
		/* set correct size */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   993
		ret = xmlSecBufferSetSize(out, outSize + outLen);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   994
		if(ret < 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   995
		    xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   996
				xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   997
				"xmlSecBufferSetSize",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   998
				XMLSEC_ERRORS_R_XMLSEC_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   999
				"size=%d", outSize + outLen);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1000
		    return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1001
		}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1002
		transform->status = xmlSecTransformStatusFinished;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1003
	    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1004
	    break;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1005
	case xmlSecTransformStatusFinished:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1006
	    /* the only way we can get here is if there is no input */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1007
	    xmlSecAssert2(xmlSecBufferGetSize(in) == 0, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1008
	    break;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1009
	default:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1010
	    xmlSecError(XMLSEC_ERRORS_HERE, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1011
			xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1012
			NULL,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1013
			XMLSEC_ERRORS_R_INVALID_STATUS,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1014
			"status=%d", transform->status);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1015
	    return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1016
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1017
    return(0);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1018
}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1019
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
  1020