Annotation of parser3/src/include/pa_charset.h, revision 1.20.2.18.2.13
1.1 paf 1: /** @file
2: Parser: Charset connection decl.
3:
1.20.2.10 paf 4: Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com)
1.14 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.1 paf 6: */
7:
8: #ifndef PA_CHARSET_H
9: #define PA_CHARSET_H
1.17 paf 10:
1.20.2.18.2.1 (paf 11:): static const char* IDENT_CHARSET_H="$Date: 2003/04/11 09:58:54 $";
12::
1.1 paf 13:
14: #include "pa_exception.h"
15: #include "pa_common.h"
1.20.2.18.2.1 (paf 16:): #include "pa_hash.h"
17:): #include "pa_array.h"
1.1 paf 18:
19: // hiding into namespace so to avoid stupid conflict
20: namespace PCRE {
21: #include "pcre.h"
22: # include "internal.h"
23: };
24:
1.3 paf 25: #ifdef XML
26: #include "libxml/encoding.h"
27: #endif
28:
1.1 paf 29: // defines
1.20.2.18.2.6 (paf 30::
31:: #define MAX_CHARSETS 10
1.1 paf 32:
1.20.2.12 paf 33: #define MAX_CHARSET_UNI_CODES 500
34:
1.3 paf 35: # ifndef XMLCh
1.10 paf 36: typedef unsigned int XMLCh;
1.3 paf 37: # endif
38: # ifndef XMLByte
1.11 paf 39: typedef unsigned char XMLByte;
1.3 paf 40: # endif
1.20.2.15 paf 41:
42: // forwards
43:
44: class GdomeDOMString_auto_ptr;
45:
46: // helpers
1.3 paf 47:
1.10 paf 48: struct Charset_TransRec {
49: XMLCh intCh;
50: XMLByte extCh;
51: };
1.1 paf 52:
1.20.2.18.2.1 (paf 53:): typedef Hash<const StringBody, StringBody> HashStringString;
54:):
1.1 paf 55: /** charset holds name & transcode tables
1.20.2.3 paf 56: registers libxml transcoders
1.1 paf 57: */
1.20.2.3 paf 58: class Charset: public PA_Object {
1.1 paf 59: public:
60:
1.20.2.18.2.8 (paf 61:: Charset(Request_charsets* charsets, const StringBody ANAME, const String* afile_spec);
1.1 paf 62:
1.20.2.18.2.8 (paf 63:: const StringBody NAME() const { return FNAME; }
1.1 paf 64:
65: bool isUTF8() const { return fisUTF8; }
66:
1.20.2.18.2.7 (paf 67:: static String::C transcode(const String::C src,
68:: const Charset& source_transcoder,
69:: const Charset& dest_transcoder
1.1 paf 70: );
1.20.2.18.2.1 (paf 71:):
72:): static String& transcode(const String& src,
73:): const Charset& source_transcoder,
74:): const Charset& dest_transcoder);
75:):
76:): static StringBody transcode(const StringBody src,
77:): const Charset& source_transcoder,
78:): const Charset& dest_transcoder);
79:):
80:): static void transcode(ArrayString& src,
81:): const Charset& source_transcoder,
82:): const Charset& dest_transcoder);
83:):
84:): static void transcode(HashStringString& src,
85:): const Charset& source_transcoder,
86:): const Charset& dest_transcoder);
1.1 paf 87:
1.9 paf 88: #ifdef XML
1.20.2.18.2.8 (paf 89:: xmlCharEncodingHandler& transcoder(const StringBody NAME);
1.9 paf 90: #endif
91:
1.1 paf 92: public:
93:
94: unsigned char pcre_tables[tables_length];
95:
96: private:
97:
1.20.2.18.2.8 (paf 98:: void load_definition(Request_charsets& charsets, const String& afile_spec);
1.1 paf 99: void sort_ToTable();
100:
1.20.2.18.2.7 (paf 101:: const String::C transcodeToUTF8(const String::C src) const;
102:: const String::C transcodeFromUTF8(const String::C src) const;
1.20.2.18.2.1 (paf 103::
1.20.2.18.2.7 (paf 104:: const String::C transcodeToCharset(const String::C src,
105:: const Charset& dest_transcoder) const;
1.1 paf 106:
1.4 paf 107: public:
108:
109: struct Tables {
110: XMLCh fromTable[0x100];
1.20.2.12 paf 111: Charset_TransRec toTable[MAX_CHARSET_UNI_CODES];
1.4 paf 112: uint toTableSize;
113: };
114:
1.1 paf 115: private:
116:
1.20.2.18.2.8 (paf 117:: const StringBody FNAME;
118:: char* FNAME_CSTR;
1.1 paf 119: bool fisUTF8;
1.4 paf 120: Tables tables;
1.1 paf 121:
122: #ifdef XML
123:
124: private:
1.20.2.14 paf 125: void addEncoding(char* name_cstr);
1.20.2.18.2.8 (paf 126:: void initTranscoder(const StringBody name, const char* name_cstr);
1.9 paf 127:
1.1 paf 128: public:
1.20.2.14 paf 129: /// converts GdomeDOMString string to char*
1.20.2.18.2.9 (paf 130:: String::C transcode_cstr(GdomeDOMString* s);
1.3 paf 131: /// converts GdomeDOMString string to parser String
1.20.2.18.2.3 (paf 132:: const String& transcode(GdomeDOMString* s);
1.20.2.14 paf 133: /// converts xmlChar* null-terminated string to char*
1.20.2.18.2.9 (paf 134:: String::C transcode_cstr(xmlChar* s);
1.8 paf 135: /// converts xmlChar* null-terminated string to parser String
1.20.2.18.2.3 (paf 136:: const String& transcode(xmlChar* s);
1.20.2.16 paf 137:
1.20.2.14 paf 138: /** converts sized char* to xmlChar*
139: @returns xmlChar* WHICH CALLER SHOULD FREE
1.16 paf 140: */
1.20.2.14 paf 141: xmlChar* transcode_buf2xchar(const char* buf, size_t buf_size);
142: /// converts char* to GdomeDOMString
1.20.2.10 paf 143: GdomeDOMString_auto_ptr transcode_buf2dom(const char* buf, size_t buf_size);
1.3 paf 144: /// converts parser String to GdomeDOMString
1.20.2.18.2.1 (paf 145:: GdomeDOMString_auto_ptr transcode(const String& s);
1.20.2.18.2.4 (paf 146:: /// converts parser StringBody to GdomeDOMString
147:: GdomeDOMString_auto_ptr transcode(const StringBody s);
1.20.2.16 paf 148:
149: private:
150:
1.20.2.14 paf 151: xmlCharEncodingHandler* ftranscoder;
1.1 paf 152:
153: #endif
154:
1.5 paf 155: };
156:
1.12 paf 157: #ifdef XML
1.5 paf 158: /// Auto-object used to track GdomeDOMString usage
159: class GdomeDOMString_auto_ptr {
1.20.2.14 paf 160: GdomeDOMString* fstring;
1.5 paf 161: public:
1.20.2.14 paf 162: /// frees astring afterwards!!!
1.20.2.18.2.1 (paf 163:): explicit GdomeDOMString_auto_ptr(xmlChar* astring) : fstring(gdome_str_mkref_xml(astring)) {}
1.20.2.18 paf 164: explicit GdomeDOMString_auto_ptr(GdomeDOMString* astring=0) : fstring(astring) {
1.7 paf 165: // not ref-ing, owning
1.5 paf 166: }
167: ~GdomeDOMString_auto_ptr() {
1.20.2.18 paf 168: if(fstring)
169: gdome_str_unref(fstring);
1.5 paf 170: }
1.20.2.18.2.1 (paf 171:): /* GdomeDOMString* get() {
172:): return fstring;
173:): }*/
174:): GdomeDOMString* use() {
175:): if(fstring)
176:): gdome_str_ref(fstring);
1.5 paf 177: return fstring;
178: }
179: GdomeDOMString* operator->() {
180: return fstring;
181: }
1.20.2.18.2.1 (paf 182:): /* GdomeDOMString& operator*() {
1.20.2.14 paf 183: return* fstring;
1.20.2.18.2.1 (paf 184:): }*/
1.5 paf 185:
186: // copying
187: GdomeDOMString_auto_ptr(const GdomeDOMString_auto_ptr& src) : fstring(src.fstring) {
188: gdome_str_ref(fstring);
189: }
190: GdomeDOMString_auto_ptr& operator =(const GdomeDOMString_auto_ptr& src) {
191: if(this == &src)
1.20.2.14 paf 192: return* this;
1.5 paf 193:
1.20.2.18 paf 194: if(fstring)
195: gdome_str_unref(fstring);
1.5 paf 196: fstring=src.fstring;
1.20.2.18 paf 197: if(fstring)
198: gdome_str_ref(fstring);
1.5 paf 199:
1.20.2.14 paf 200: return* this;
1.5 paf 201: }
1.1 paf 202: };
1.12 paf 203: #endif
1.1 paf 204:
205: #endif
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