xmlsecurityengine/xmlsec/src/xmlsec_io.c
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 06 Jul 2010 16:24:52 +0300
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permissions -rw-r--r--
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/** 
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 * XML Security Library (http://www.aleksey.com/xmlsec).
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 *
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 * Input uri 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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 */
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#include "xmlsec_globals.h"
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#include <stdlib.h>
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#include <string.h> 
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#include <errno.h>
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#include <stdio.h> //added for symbian
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#include <stdapis/libxml2/libxml2_tree.h>
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#include <stdapis/libxml2/libxml2_uri.h>
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#include <stdapis/libxml2/libxml2_xmlio.h>
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#include <stdapis/libxml2/libxml2_globals.h>
0
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#ifdef LIBXML_HTTP_ENABLED
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#include <libxml2_nanohttp.h>
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#endif /* LIBXML_HTTP_ENABLED */
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#ifdef LIBXML_FTP_ENABLED
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#include <libxml2_nanoftp.h>
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#endif /* LIBXML_FTP_ENABLED */
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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_keys.h"
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#include "xmlsec_io.h"
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#include "xmlsec_errors.h"
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/*******************************************************************
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 *
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 * Input I/O callback sets
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 *
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 ******************************************************************/
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typedef struct _xmlSecIOCallback {
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    xmlInputMatchCallback matchcallback;
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    xmlInputOpenCallback opencallback;
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    xmlInputReadCallback readcallback;
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    xmlInputCloseCallback closecallback;
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} xmlSecIOCallback, *xmlSecIOCallbackPtr;
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static xmlSecIOCallbackPtr	xmlSecIOCallbackCreate	(xmlInputMatchCallback matchFunc,
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							 xmlInputOpenCallback openFunc, 
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							 xmlInputReadCallback readFunc,
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							 xmlInputCloseCallback closeFunc);
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static void			xmlSecIOCallbackDestroy	(xmlSecIOCallbackPtr callbacks);
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static xmlSecIOCallbackPtr 
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xmlSecIOCallbackCreate(xmlInputMatchCallback matchFunc, xmlInputOpenCallback openFunc, 
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		       xmlInputReadCallback readFunc, xmlInputCloseCallback closeFunc) {
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    xmlSecIOCallbackPtr callbacks;
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    xmlSecAssert2(matchFunc != NULL, NULL);
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    /* Allocate a new xmlSecIOCallback and fill the fields. */
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    callbacks = (xmlSecIOCallbackPtr)xmlMalloc(sizeof(xmlSecIOCallback));
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    if(callbacks == 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(xmlSecIOCallback)=%d", 
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		    sizeof(xmlSecIOCallback));
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	return(NULL);
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    }
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    memset(callbacks, 0, sizeof(xmlSecIOCallback));    
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    callbacks->matchcallback = matchFunc;
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    callbacks->opencallback  = openFunc;
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    callbacks->readcallback  = readFunc;
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    callbacks->closecallback = closeFunc;
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    return(callbacks);
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}
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static void 
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xmlSecIOCallbackDestroy(xmlSecIOCallbackPtr callbacks) {
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    xmlSecAssert(callbacks != NULL);
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    memset(callbacks, 0, sizeof(xmlSecIOCallback));    
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    xmlFree(callbacks);    
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}
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/*******************************************************************
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 *
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 * Input I/O callback list
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 *
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 ******************************************************************/
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static xmlSecPtrListKlass xmlSecIOCallbackPtrListKlass = {
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    BAD_CAST "io-callbacks-list",
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    NULL, 						/* xmlSecPtrDuplicateItemMethod duplicateItem; */
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    (xmlSecPtrDestroyItemMethod)xmlSecIOCallbackDestroy,/* xmlSecPtrDestroyItemMethod destroyItem; */
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    NULL,  					  	/* xmlSecPtrDebugDumpItemMethod debugDumpItem; */
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    NULL						/* xmlSecPtrDebugDumpItemMethod debugXmlDumpItem; */
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};
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#define xmlSecIOCallbackPtrListId	xmlSecIOCallbackPtrListGetKlass	()
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static xmlSecPtrListId 			xmlSecIOCallbackPtrListGetKlass	(void);
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static xmlSecIOCallbackPtr		xmlSecIOCallbackPtrListFind	(xmlSecPtrListPtr list,
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									 const char* uri);
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/**
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 * xmlSecIOCallbackPtrListGetKlass: 
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 *
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 * The keys list klass.
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 *
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 * Returns keys list id.
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 */
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static xmlSecPtrListId 
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xmlSecIOCallbackPtrListGetKlass(void) {
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    return(&xmlSecIOCallbackPtrListKlass);
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}
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static xmlSecIOCallbackPtr 
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xmlSecIOCallbackPtrListFind(xmlSecPtrListPtr list, const char* uri) {
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    xmlSecIOCallbackPtr callbacks;
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    xmlSecSize i, size;
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    xmlSecAssert2(xmlSecPtrListCheckId(list, xmlSecIOCallbackPtrListId), NULL);
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    xmlSecAssert2(uri != NULL, NULL);
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    size = xmlSecPtrListGetSize(list);
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    for(i = 0; i < size; ++i) {
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	callbacks = (xmlSecIOCallbackPtr)xmlSecPtrListGetItem(list, i);
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	xmlSecAssert2(callbacks != NULL, NULL);	
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	xmlSecAssert2(callbacks->matchcallback != NULL, NULL);	
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	if((callbacks->matchcallback(uri)) != 0) {
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	    return(callbacks);
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	}
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    }
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    return(NULL);
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}
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static xmlSecPtrList xmlSecAllIOCallbacks;
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/**
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 * xmlSecIOInit:
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 *
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 * The IO initialization (called from #xmlSecInit function).
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 * Applications should not call this function directly.
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 *
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 * Returns 0 on success or a negative value otherwise.
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 */
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EXPORT_C 
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int
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xmlSecIOInit(void) {    
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    int ret;
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    ret = xmlSecPtrListInitialize(&xmlSecAllIOCallbacks, xmlSecIOCallbackPtrListId);
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    if(ret < 0) {
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	xmlSecError(XMLSEC_ERRORS_HERE,
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		    NULL,
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		    "xmlSecPtrListPtrInitialize",
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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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#ifdef LIBXML_HTTP_ENABLED
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    xmlNanoHTTPInit();
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#endif /* LIBXML_HTTP_ENABLED */
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#ifdef LIBXML_FTP_ENABLED       
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    xmlNanoFTPInit();
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#endif /* LIBXML_FTP_ENABLED */ 
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    return(xmlSecIORegisterDefaultCallbacks());
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}
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/**
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 * xmlSecIOShutdown:
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 *
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 * The IO clenaup (called from #xmlSecShutdown function).
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 * Applications should not call this function directly.
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 */
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EXPORT_C 
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void
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xmlSecIOShutdown(void) {
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#ifdef LIBXML_HTTP_ENABLED
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    xmlNanoHTTPCleanup();
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#endif /* LIBXML_HTTP_ENABLED */
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#ifdef LIBXML_FTP_ENABLED       
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    xmlNanoFTPCleanup();
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#endif /* LIBXML_FTP_ENABLED */ 
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    xmlSecPtrListFinalize(&xmlSecAllIOCallbacks);
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}
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/**
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 * xmlSecIOCleanupCallbacks:
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 *
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 * Clears the entire input callback table. this includes the
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 * compiled-in I/O. 
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 */
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EXPORT_C
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void
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xmlSecIOCleanupCallbacks(void) {
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    xmlSecPtrListEmpty(&xmlSecAllIOCallbacks);
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}
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/**
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 * xmlSecIORegisterCallbacks:
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 * @matchFunc:  	the protocol match callback.
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 * @openFunc:  		the open stream callback.
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 * @readFunc:  		the read from stream callback.
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 * @closeFunc:  	the close stream callback.
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 *
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 * Register a new set of I/O callback for handling parser input.
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 *
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 * Returns the 0 on success or a negative value if an error occurs.
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 */
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EXPORT_C
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int
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xmlSecIORegisterCallbacks(xmlInputMatchCallback matchFunc,
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	xmlInputOpenCallback openFunc, xmlInputReadCallback readFunc,
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	xmlInputCloseCallback closeFunc) {
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    xmlSecIOCallbackPtr callbacks;
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    int ret;
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   231
    
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    xmlSecAssert2(matchFunc != NULL, -1);
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   233
    
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    callbacks = xmlSecIOCallbackCreate(matchFunc, openFunc, readFunc, closeFunc);
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   235
    if(callbacks == NULL) {
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   236
	xmlSecError(XMLSEC_ERRORS_HERE,
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		    NULL,
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   238
		    "xmlSecIOCallbackCreate",
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   239
		    XMLSEC_ERRORS_R_XMLSEC_FAILED,
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   240
		    XMLSEC_ERRORS_NO_MESSAGE);
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   241
	return(-1);
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   242
    }
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parents:
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   243
    
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   244
    ret = xmlSecPtrListAdd(&xmlSecAllIOCallbacks, callbacks);
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   245
    if(ret < 0) {
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   246
	xmlSecError(XMLSEC_ERRORS_HERE,
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   247
		    NULL,
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		    "xmlSecPtrListAdd",
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   249
		    XMLSEC_ERRORS_R_XMLSEC_FAILED,
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   250
		    XMLSEC_ERRORS_NO_MESSAGE);
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   251
	xmlSecIOCallbackDestroy(callbacks);
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   252
	return(-1);
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   253
    }
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   254
    return(0);
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}
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   256
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   257
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/**
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   259
 * xmlSecIORegisterDefaultCallbacks:
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 *
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   261
 * Registers the default compiled-in I/O handlers.
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   262
 *
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   263
 * Returns 0 on success or a negative value otherwise.
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 */
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   265
EXPORT_C
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   266
int
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   267
xmlSecIORegisterDefaultCallbacks(void) {
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   268
    int ret;
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   269
    
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   270
#ifdef LIBXML_HTTP_ENABLED
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   271
    ret = xmlSecIORegisterCallbacks(xmlIOHTTPMatch, xmlIOHTTPOpen,
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	                      xmlIOHTTPRead, xmlIOHTTPClose);
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   273
    if(ret < 0) {
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   274
	xmlSecError(XMLSEC_ERRORS_HERE,
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   275
		    NULL,
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   276
		    "xmlSecIORegisterCallbacks",
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diff changeset
   277
		    XMLSEC_ERRORS_R_XMLSEC_FAILED,
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   278
		    "http");
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   279
	return(-1);
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   280
    }
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   281
#endif /* LIBXML_HTTP_ENABLED */
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   282
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   283
#ifdef LIBXML_FTP_ENABLED
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    ret = xmlSecIORegisterCallbacks(xmlIOFTPMatch, xmlIOFTPOpen,
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	                      xmlIOFTPRead, xmlIOFTPClose);
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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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diff changeset
   289
		    "xmlSecIORegisterCallbacks",
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diff changeset
   290
		    XMLSEC_ERRORS_R_XMLSEC_FAILED,
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   291
		    "ftp");
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   292
	return(-1);
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   293
    }
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   294
#endif /* LIBXML_FTP_ENABLED */
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diff changeset
   295
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   296
    ret = xmlSecIORegisterCallbacks(xmlFileMatch, xmlFileOpen,
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   297
	                      xmlFileRead, xmlFileClose);
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diff changeset
   298
    if(ret < 0) {
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diff changeset
   299
	xmlSecError(XMLSEC_ERRORS_HERE,
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parents:
diff changeset
   300
		    NULL,
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parents:
diff changeset
   301
		    "xmlSecIORegisterCallbacks",
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diff changeset
   302
		    XMLSEC_ERRORS_R_XMLSEC_FAILED,
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diff changeset
   303
		    "file");
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   304
	return(-1);
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parents:
diff changeset
   305
    }
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parents:
diff changeset
   306
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diff changeset
   307
    return(0);
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   308
}
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   309
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parents:
diff changeset
   310
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parents:
diff changeset
   311
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parents:
diff changeset
   312
								
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   313
/**************************************************************
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   314
 *
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   315
 * Input URI Transform
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parents:
diff changeset
   316
 *
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   317
 * xmlSecInputURICtx is located after xmlSecTransform
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parents:
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   318
 * 
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   319
 **************************************************************/
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   320
typedef struct _xmlSecInputURICtx				xmlSecInputURICtx,
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parents:
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   321
								*xmlSecInputURICtxPtr;
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parents:
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   322
struct _xmlSecInputURICtx {
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parents:
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   323
    xmlSecIOCallbackPtr		clbks;
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parents:
diff changeset
   324
    void*			clbksCtx;
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parents:
diff changeset
   325
};
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parents:
diff changeset
   326
#define xmlSecTransformInputUriSize \
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parents:
diff changeset
   327
	(sizeof(xmlSecTransform) + sizeof(xmlSecInputURICtx))
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parents:
diff changeset
   328
#define xmlSecTransformInputUriGetCtx(transform) \
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parents:
diff changeset
   329
    ((xmlSecTransformCheckSize((transform), xmlSecTransformInputUriSize)) ? \
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parents:
diff changeset
   330
	(xmlSecInputURICtxPtr)(((xmlSecByte*)(transform)) + sizeof(xmlSecTransform)) : \
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parents:
diff changeset
   331
	(xmlSecInputURICtxPtr)NULL)
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parents:
diff changeset
   332
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parents:
diff changeset
   333
static int		xmlSecTransformInputURIInitialize	(xmlSecTransformPtr transform);
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parents:
diff changeset
   334
static void		xmlSecTransformInputURIFinalize		(xmlSecTransformPtr transform);
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parents:
diff changeset
   335
static int		xmlSecTransformInputURIPopBin		(xmlSecTransformPtr transform, 
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parents:
diff changeset
   336
								 xmlSecByte* data,
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parents:
diff changeset
   337
								 xmlSecSize maxDataSize,
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parents:
diff changeset
   338
								 xmlSecSize* dataSize,
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parents:
diff changeset
   339
								 xmlSecTransformCtxPtr transformCtx);
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parents:
diff changeset
   340
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parents:
diff changeset
   341
static xmlSecTransformKlass xmlSecTransformInputURIKlass = {
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parents:
diff changeset
   342
    /* klass/object sizes */
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parents:
diff changeset
   343
    sizeof(xmlSecTransformKlass),		/* xmlSecSize klassSize */
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parents:
diff changeset
   344
    xmlSecTransformInputUriSize,		/* xmlSecSize objSize */
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parents:
diff changeset
   345
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parents:
diff changeset
   346
    BAD_CAST "input-uri",			/* const xmlChar* name; */
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parents:
diff changeset
   347
    NULL,					/* const xmlChar* href; */
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   348
    0,						/* xmlSecAlgorithmUsage usage; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   349
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   350
    xmlSecTransformInputURIInitialize, 		/* xmlSecTransformInitializeMethod initialize; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   351
    xmlSecTransformInputURIFinalize,		/* xmlSecTransformFinalizeMethod finalize; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   352
    NULL,					/* xmlSecTransformNodeReadMethod readNode; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   353
    NULL,					/* xmlSecTransformNodeWriteMethod writeNode; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   354
    NULL,					/* xmlSecTransformSetKeyReqMethod setKeyReq; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   355
    NULL,					/* xmlSecTransformSetKeyMethod setKey; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   356
    NULL,					/* xmlSecTransformValidateMethod validate; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   357
    xmlSecTransformDefaultGetDataType,		/* xmlSecTransformGetDataTypeMethod getDataType; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   358
    NULL,					/* xmlSecTransformPushBinMethod pushBin; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   359
    xmlSecTransformInputURIPopBin,		/* xmlSecTransformPopBinMethod popBin; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   360
    NULL,					/* xmlSecTransformPushXmlMethod pushXml; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   361
    NULL,					/* xmlSecTransformPopXmlMethod popXml; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   362
    NULL,					/* xmlSecTransformExecuteMethod execute; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   363
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   364
    NULL,					/* void* reserved0; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   365
    NULL,					/* void* reserved1; */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   366
};
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   367
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   368
/**
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   369
 * xmlSecTransformInputURIGetKlass:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   370
 *
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   371
 * The input uri transform klass. Reads binary data from an uri.
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   372
 *
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   373
 * Returns input URI transform id.
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   374
 */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   375
EXPORT_C
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   376
xmlSecTransformId 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   377
xmlSecTransformInputURIGetKlass(void) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   378
    return(&xmlSecTransformInputURIKlass);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   379
}
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
 * xmlSecTransformInputURIOpen:
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   383
 * @transform: 		the pointer to IO transform.
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   384
 * @uri: 		the URL to open.
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   385
 *
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   386
 * Opens the given @uri for reading.
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   387
 *
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   388
 * Returns 0 on success or a negative value otherwise.
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
EXPORT_C
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   391
int
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   392
xmlSecTransformInputURIOpen(xmlSecTransformPtr transform, const xmlChar *uri) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   393
    xmlSecInputURICtxPtr ctx;
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
    xmlSecAssert2(xmlSecTransformCheckId(transform, xmlSecTransformInputURIId), -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   396
    xmlSecAssert2(uri != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   397
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   398
    ctx = xmlSecTransformInputUriGetCtx(transform);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   399
    xmlSecAssert2(ctx != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   400
    xmlSecAssert2(ctx->clbks == NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   401
    xmlSecAssert2(ctx->clbksCtx == NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   402
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   403
    /*
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   404
     * Try to find one of the input accept method accepting that scheme
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   405
     * Go in reverse to give precedence to user defined handlers.
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   406
     * try with an unescaped version of the uri
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   407
     */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   408
    if(ctx->clbks == NULL) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   409
	char *unescaped;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   410
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   411
        unescaped = xmlURIUnescapeString((char*)uri, 0, NULL);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   412
	if (unescaped != NULL) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   413
	    ctx->clbks = xmlSecIOCallbackPtrListFind(&xmlSecAllIOCallbacks, unescaped);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   414
	    if(ctx->clbks != NULL) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   415
		ctx->clbksCtx = ctx->clbks->opencallback(unescaped);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   416
	    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   417
	    xmlFree(unescaped);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   418
	}
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
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   421
    /*
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   422
     * If this failed try with a non-escaped uri this may be a strange
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   423
     * filename
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   424
     */
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   425
    if (ctx->clbks == NULL) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   426
	ctx->clbks = xmlSecIOCallbackPtrListFind(&xmlSecAllIOCallbacks, (char*)uri);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   427
	if(ctx->clbks != NULL) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   428
	    ctx->clbksCtx = ctx->clbks->opencallback((char*)uri);
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
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   432
    if((ctx->clbks == NULL) || (ctx->clbksCtx == NULL)) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   433
	xmlSecError(XMLSEC_ERRORS_HERE,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   434
		    xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   435
		    "opencallback",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   436
		    XMLSEC_ERRORS_R_IO_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   437
		    "uri=%s;errno=%d", 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   438
		    xmlSecErrorsSafeString(uri),
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   439
		    errno);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   440
	return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   441
    }
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
    return(0);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   444
}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   445
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   446
static int
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   447
xmlSecTransformInputURIInitialize(xmlSecTransformPtr transform) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   448
    xmlSecInputURICtxPtr ctx;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   449
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   450
    xmlSecAssert2(xmlSecTransformCheckId(transform, xmlSecTransformInputURIId), -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   451
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   452
    ctx = xmlSecTransformInputUriGetCtx(transform);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   453
    xmlSecAssert2(ctx != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   454
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   455
    memset(ctx, 0, sizeof(xmlSecInputURICtx));
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   456
    return(0);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   457
}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   458
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   459
static void
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   460
xmlSecTransformInputURIFinalize(xmlSecTransformPtr transform) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   461
    xmlSecInputURICtxPtr ctx;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   462
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   463
    xmlSecAssert(xmlSecTransformCheckId(transform, xmlSecTransformInputURIId));
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
    ctx = xmlSecTransformInputUriGetCtx(transform);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   466
    xmlSecAssert(ctx != NULL);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   467
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   468
    if((ctx->clbksCtx != NULL) && (ctx->clbks != NULL) && (ctx->clbks->closecallback != NULL)) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   469
	(ctx->clbks->closecallback)(ctx->clbksCtx);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   470
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   471
    memset(ctx, 0, sizeof(xmlSecInputURICtx));
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
xmlSecTransformInputURIPopBin(xmlSecTransformPtr transform, xmlSecByte* data,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   476
			      xmlSecSize maxDataSize, xmlSecSize* dataSize, 
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   477
			      xmlSecTransformCtxPtr transformCtx) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   478
    xmlSecInputURICtxPtr ctx;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   479
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   480
    int ret;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   481
    			    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   482
    xmlSecAssert2(xmlSecTransformCheckId(transform, xmlSecTransformInputURIId), -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   483
    xmlSecAssert2(data != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   484
    xmlSecAssert2(dataSize != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   485
    xmlSecAssert2(transformCtx != 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
    ctx = xmlSecTransformInputUriGetCtx(transform);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   488
    xmlSecAssert2(ctx != NULL, -1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   489
    
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   490
    if((ctx->clbksCtx != NULL) && (ctx->clbks != NULL) && (ctx->clbks->readcallback != NULL)) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   491
        ret = (ctx->clbks->readcallback)(ctx->clbksCtx, (char*)data, (int)maxDataSize);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   492
	if(ret < 0) {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   493
	    xmlSecError(XMLSEC_ERRORS_HERE,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   494
			xmlSecErrorsSafeString(xmlSecTransformGetName(transform)),
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   495
			"readcallback",
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   496
			XMLSEC_ERRORS_R_IO_FAILED,
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   497
			"errno=%d", errno);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   498
	    return(-1);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   499
	}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   500
	(*dataSize) = ret;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   501
    } else {
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   502
	(*dataSize) = 0;
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   503
    }
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   504
    return(0);
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   505
}
e35f40988205 Revision: 200947
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   506