Annotation of parser3/src/include/pa_charset.h, revision 1.20.2.18.2.9
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:
1.20.2.18.2.9! (paf 11:: static const char* IDENT_CHARSET_H="$Date: 2003/04/08 16:11:53 $";
1.20.2.18.2.1 (paf 12::
1.1 paf 13:
14: #include "pa_exception.h"
15: #include "pa_common.h"
16:
17: // hiding into namespace so to avoid stupid conflict
18: namespace PCRE {
19: #include "pcre.h"
20: # include "internal.h"
21: };
22:
1.3 paf 23: #ifdef XML
24: #include "libxml/encoding.h"
25: #endif
26:
1.1 paf 27: // defines
1.20.2.18.2.6 (paf 28::
29:: #define MAX_CHARSETS 10
1.1 paf 30:
1.20.2.12 paf 31: #define MAX_CHARSET_UNI_CODES 500
32:
1.3 paf 33: # ifndef XMLCh
1.10 paf 34: typedef unsigned int XMLCh;
1.3 paf 35: # endif
36: # ifndef XMLByte
1.11 paf 37: typedef unsigned char XMLByte;
1.3 paf 38: # endif
1.20.2.15 paf 39:
40: // forwards
41:
42: class GdomeDOMString_auto_ptr;
43:
44: // helpers
1.3 paf 45:
1.10 paf 46: struct Charset_TransRec {
47: XMLCh intCh;
48: XMLByte extCh;
49: };
1.1 paf 50:
51: /** charset holds name & transcode tables
1.20.2.3 paf 52: registers libxml transcoders
1.1 paf 53: */
1.20.2.3 paf 54: class Charset: public PA_Object {
1.1 paf 55: public:
56:
1.20.2.18.2.8 (paf 57:: Charset(Request_charsets* charsets, const StringBody ANAME, const String* afile_spec);
1.1 paf 58:
1.20.2.18.2.8 (paf 59:: const StringBody NAME() const { return FNAME; }
1.1 paf 60:
61: bool isUTF8() const { return fisUTF8; }
62:
1.20.2.18.2.7 (paf 63:: static String::C transcode(const String::C src,
64:: const Charset& source_transcoder,
65:: const Charset& dest_transcoder
1.1 paf 66: );
67:
1.9 paf 68: #ifdef XML
1.20.2.18.2.8 (paf 69:: xmlCharEncodingHandler& transcoder(const StringBody NAME);
1.9 paf 70: #endif
71:
1.1 paf 72: public:
73:
74: unsigned char pcre_tables[tables_length];
75:
76: private:
77:
1.20.2.18.2.8 (paf 78:: void load_definition(Request_charsets& charsets, const String& afile_spec);
1.1 paf 79: void sort_ToTable();
80:
1.20.2.18.2.7 (paf 81:: const String::C transcodeToUTF8(const String::C src) const;
82:: const String::C transcodeFromUTF8(const String::C src) const;
1.20.2.18.2.1 (paf 83::
1.20.2.18.2.7 (paf 84:: const String::C transcodeToCharset(const String::C src,
85:: const Charset& dest_transcoder) const;
1.1 paf 86:
1.4 paf 87: public:
88:
89: struct Tables {
90: XMLCh fromTable[0x100];
1.20.2.12 paf 91: Charset_TransRec toTable[MAX_CHARSET_UNI_CODES];
1.4 paf 92: uint toTableSize;
93: };
94:
1.1 paf 95: private:
96:
1.20.2.18.2.8 (paf 97:: const StringBody FNAME;
98:: char* FNAME_CSTR;
1.1 paf 99: bool fisUTF8;
1.4 paf 100: Tables tables;
1.1 paf 101:
102: #ifdef XML
103:
104: private:
1.20.2.14 paf 105: void addEncoding(char* name_cstr);
1.20.2.18.2.8 (paf 106:: void initTranscoder(const StringBody name, const char* name_cstr);
1.9 paf 107:
1.1 paf 108: public:
1.20.2.14 paf 109: /// converts GdomeDOMString string to char*
1.20.2.18.2.9! (paf 110:: String::C transcode_cstr(GdomeDOMString* s);
1.3 paf 111: /// converts GdomeDOMString string to parser String
1.20.2.18.2.3 (paf 112:: const String& transcode(GdomeDOMString* s);
1.20.2.14 paf 113: /// converts xmlChar* null-terminated string to char*
1.20.2.18.2.9! (paf 114:: String::C transcode_cstr(xmlChar* s);
1.8 paf 115: /// converts xmlChar* null-terminated string to parser String
1.20.2.18.2.3 (paf 116:: const String& transcode(xmlChar* s);
1.20.2.16 paf 117:
1.20.2.14 paf 118: /** converts sized char* to xmlChar*
119: @returns xmlChar* WHICH CALLER SHOULD FREE
1.16 paf 120: */
1.20.2.14 paf 121: xmlChar* transcode_buf2xchar(const char* buf, size_t buf_size);
1.20.2.16 paf 122: /** converts sized char* to gchar*
123: @returns gchar* WHICH CALLER SHOULD FREE
124: */
125: gchar* transcode_buf2gchar(const char* buf, size_t buf_size);
1.20.2.14 paf 126: /// converts char* to GdomeDOMString
1.20.2.10 paf 127: GdomeDOMString_auto_ptr transcode_buf2dom(const char* buf, size_t buf_size);
1.3 paf 128: /// converts parser String to GdomeDOMString
1.20.2.18.2.1 (paf 129:: GdomeDOMString_auto_ptr transcode(const String& s);
1.20.2.18.2.4 (paf 130:: /// converts parser StringBody to GdomeDOMString
131:: GdomeDOMString_auto_ptr transcode(const StringBody s);
1.20.2.16 paf 132:
133: private:
134:
135: typedef void* (*transcode_buf_malloc_func)(size_t size);
136: void* transcode_buf2mchar(transcode_buf_malloc_func malloc_func,
137: const char* buf, size_t buf_size);
1.1 paf 138:
139: private:
140:
1.20.2.14 paf 141: xmlCharEncodingHandler* ftranscoder;
1.1 paf 142:
143: #endif
144:
1.5 paf 145: };
146:
1.12 paf 147: #ifdef XML
1.5 paf 148: /// Auto-object used to track GdomeDOMString usage
149: class GdomeDOMString_auto_ptr {
1.20.2.14 paf 150: GdomeDOMString* fstring;
1.5 paf 151: public:
1.20.2.14 paf 152: /// frees astring afterwards!!!
153: explicit GdomeDOMString_auto_ptr(gchar* astring) : fstring(gdome_str_mkref_own(astring)) {}
1.20.2.18 paf 154: explicit GdomeDOMString_auto_ptr(GdomeDOMString* astring=0) : fstring(astring) {
1.7 paf 155: // not ref-ing, owning
1.5 paf 156: }
157: ~GdomeDOMString_auto_ptr() {
1.20.2.18 paf 158: if(fstring)
159: gdome_str_unref(fstring);
1.5 paf 160: }
161: GdomeDOMString* get() {
162: return fstring;
163: }
164: GdomeDOMString* operator->() {
165: return fstring;
166: }
167: GdomeDOMString& operator*() {
1.20.2.14 paf 168: return* fstring;
1.5 paf 169: }
170:
171: // copying
172: GdomeDOMString_auto_ptr(const GdomeDOMString_auto_ptr& src) : fstring(src.fstring) {
173: gdome_str_ref(fstring);
174: }
175: GdomeDOMString_auto_ptr& operator =(const GdomeDOMString_auto_ptr& src) {
176: if(this == &src)
1.20.2.14 paf 177: return* this;
1.5 paf 178:
1.20.2.18 paf 179: if(fstring)
180: gdome_str_unref(fstring);
1.5 paf 181: fstring=src.fstring;
1.20.2.18 paf 182: if(fstring)
183: gdome_str_ref(fstring);
1.5 paf 184:
1.20.2.14 paf 185: return* this;
1.5 paf 186: }
1.1 paf 187: };
1.12 paf 188: #endif
1.1 paf 189:
190: #endif
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