fontservices/textshaperplugin/IcuSource/common/uresimp.h
changeset 0 1fb32624e06b
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fontservices/textshaperplugin/IcuSource/common/uresimp.h	Tue Feb 02 02:02:46 2010 +0200
@@ -0,0 +1,168 @@
+/*
+**********************************************************************
+*   Copyright (C) 2000-2005, International Business Machines
+*   Corporation and others.  All Rights Reserved.
+**********************************************************************
+*/
+
+#ifndef URESIMP_H
+#define URESIMP_H
+
+#include "unicode/ures.h"
+
+#include "uresdata.h"
+
+#define kRootLocaleName         "root"
+
+/*
+ The default minor version and the version separator must be exactly one
+ character long.
+*/
+
+#define kDefaultMinorVersion    "0"
+#define kVersionSeparator       "."
+#define kVersionTag             "Version"
+
+#define MAGIC1 19700503
+#define MAGIC2 19641227
+
+#define URES_MAX_ALIAS_LEVEL 256
+#define URES_MAX_BUFFER_SIZE 256
+
+/*
+enum UResEntryType {
+    ENTRY_OK = 0,
+    ENTRY_GOTO_ROOT = 1,
+    ENTRY_GOTO_DEFAULT = 2,
+    ENTRY_INVALID = 3
+};
+
+typedef enum UResEntryType UResEntryType;
+*/
+
+struct UResourceDataEntry;
+typedef struct UResourceDataEntry UResourceDataEntry;
+
+struct UResourceDataEntry {
+    char *fName; /* name of the locale for bundle - still to decide whether it is original or fallback */
+    char *fPath; /* path to bundle - used for distinguishing between resources with the same name */
+    uint32_t fCountExisting; /* how much is this resource used */
+    ResourceData fData; /* data for low level access */
+    UResourceDataEntry *fParent; /*next resource in fallback chain*/
+/*    UResEntryType fStatus;*/
+    UErrorCode fBogus;
+    int32_t fHashKey; /* for faster access in the hashtable */
+};
+
+#define RES_BUFSIZE 64
+#define RES_PATH_SEPARATOR   '/'
+#define RES_PATH_SEPARATOR_S   "/"
+
+struct UResourceBundle {
+    const char *fKey; /*tag*/
+    UResourceDataEntry *fData; /*for low-level access*/
+    char *fVersion;
+    char *fResPath; /* full path to the resource: "zh_TW/CollationElements/Sequence" */
+    char fResBuf[RES_BUFSIZE];
+    int32_t fResPathLen;
+    UBool fHasFallback;
+    UBool fIsTopLevel;
+    uint32_t fMagic1;   /* For determining if it's a stack object */
+    uint32_t fMagic2;   /* For determining if it's a stack object */
+    int32_t fIndex;
+    int32_t fSize;
+    ResourceData fResData;
+    Resource fRes;
+
+    UResourceDataEntry *fTopLevelData; /* for getting the valid locale */
+    const UResourceBundle *fParentRes; /* needed to get the actual locale for a child resource */
+
+};
+
+U_CAPI void U_EXPORT2 ures_initStackObject(UResourceBundle* resB);
+
+/* Some getters used by the copy constructor */
+U_CFUNC const char* ures_getName(const UResourceBundle* resB);
+U_CFUNC const char* ures_getPath(const UResourceBundle* resB);
+U_CFUNC void ures_appendResPath(UResourceBundle *resB, const char* toAdd, int32_t lenToAdd);
+/*U_CFUNC void ures_setResPath(UResourceBundle *resB, const char* toAdd);*/
+U_CFUNC void ures_freeResPath(UResourceBundle *resB);
+
+/* Candidates for export */
+U_CFUNC UResourceBundle *ures_copyResb(UResourceBundle *r, const UResourceBundle *original, UErrorCode *status);
+
+/**
+ * Returns a resource that can be located using the pathToResource argument. One needs optional package, locale
+ * and path inside the locale, for example: "/myData/en/zoneStrings/3". Keys and indexes are supported. Keys
+ * need to reference data in named structures, while indexes can reference both named and anonymous resources.
+ * Features a fill-in parameter. 
+ * 
+ * Note, this function does NOT have a syntax for specifying items within a tree.  May want to consider a
+ * syntax that delineates between package/tree and resource.  
+ *
+ * @param pathToResource    a path that will lead to the requested resource
+ * @param fillIn            if NULL a new UResourceBundle struct is allocated and must be deleted by the caller.
+ *                          Alternatively, you can supply a struct to be filled by this function.
+ * @param status            fills in the outgoing error code.
+ * @return                  a pointer to a UResourceBundle struct. If fill in param was NULL, caller must delete it
+ * @draft ICU 2.2
+ */
+U_CAPI UResourceBundle* U_EXPORT2
+ures_findResource(const char* pathToResource, 
+                  UResourceBundle *fillIn, UErrorCode *status); 
+
+/**
+ * Returns a sub resource that can be located using the pathToResource argument. One needs a path inside 
+ * the supplied resource, for example, if you have "en_US" resource bundle opened, you might ask for
+ * "zoneStrings/3". Keys and indexes are supported. Keys
+ * need to reference data in named structures, while indexes can reference both 
+ * named and anonymous resources.
+ * Features a fill-in parameter. 
+ *
+ * @param resourceBundle    a resource
+ * @param pathToResource    a path that will lead to the requested resource
+ * @param fillIn            if NULL a new UResourceBundle struct is allocated and must be deleted by the caller.
+ *                          Alternatively, you can supply a struct to be filled by this function.
+ * @param status            fills in the outgoing error code.
+ * @return                  a pointer to a UResourceBundle struct. If fill in param was NULL, caller must delete it
+ * @draft ICU 2.2
+ */
+U_CAPI UResourceBundle* U_EXPORT2
+ures_findSubResource(const UResourceBundle *resB, 
+                     char* pathToResource, 
+                     UResourceBundle *fillIn, UErrorCode *status);
+
+/**
+ * Returns a functionally equivalent locale (considering keywords) for the specified keyword.
+ * @param result fillin for the equivalent locale
+ * @param resultCapacity capacity of the fillin buffer
+ * @param path path to the tree, or NULL for ICU data
+ * @param resName top level resource. Example: "collations"
+ * @param keyword locale keyword. Example: "collation"
+ * @param locid The requested locale
+ * @param isAvailable If non-null, pointer to fillin parameter that indicates whether the 
+ * requested locale was available. The locale is defined as 'available' if it physically 
+ * exists within the specified tree.
+ * @param omitDefault if TRUE, omit keyword and value if default. 'de_DE\@collation=standard' -> 'de_DE'
+ * @param status error code
+ * @return  the actual buffer size needed for the full locale.  If it's greater 
+ * than resultCapacity, the returned full name will be truncated and an error code will be returned.
+ * @internal ICU 3.0
+ */
+U_INTERNAL int32_t U_EXPORT2
+ures_getFunctionalEquivalent(char *result, int32_t resultCapacity, 
+                             const char *path, const char *resName, const char *keyword, const char *locid,
+                             UBool *isAvailable, UBool omitDefault, UErrorCode *status);
+
+/**
+ * Given a tree path and keyword, return a string enumeration of all possible values for that keyword.
+ * @param path path to the tree, or NULL for ICU data
+ * @param keyword a particular keyword to consider, must match a top level resource name 
+ * within the tree.
+ * @param status error code
+ * @internal ICU 3.0
+ */
+U_INTERNAL UEnumeration* U_EXPORT2
+ures_getKeywordValues(const char *path, const char *keyword, UErrorCode *status);
+
+#endif /*URESIMP_H*/