ReactOS 0.4.15-dev-8236-g99f0937
id3.h File Reference
#include "frame.h"
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Functions

void init_id3 (mpg123_handle *fr)
 
void exit_id3 (mpg123_handle *fr)
 
void reset_id3 (mpg123_handle *fr)
 
void id3_link (mpg123_handle *fr)
 
int parse_new_id3 (mpg123_handle *fr, unsigned long first4bytes)
 
void id3_to_utf8 (mpg123_string *sb, unsigned char encoding, const unsigned char *source, size_t source_size, int noquiet)
 

Function Documentation

◆ exit_id3()

void exit_id3 ( mpg123_handle fr)

Definition at line 284 of file id3.c.

285{
286 free_picture(fr);
287 free_comment(fr);
288 free_extra(fr);
289 free_text(fr);
290}
#define free_extra(mh)
Definition: id3.c:186
#define free_text(mh)
Definition: id3.c:185
#define free_comment(mh)
Definition: id3.c:184
#define free_picture(mh)
Definition: id3.c:187

◆ id3_link()

void id3_link ( mpg123_handle fr)

Definition at line 299 of file id3.c.

300{
301 size_t i;
302 mpg123_id3v2 *v2 = &fr->id3v2;
303 debug("linking ID3v2");
304 null_id3_links(fr);
305 for(i=0; i<v2->texts; ++i)
306 {
307 mpg123_text *entry = &v2->text[i];
308 if (!strncmp("TIT2", entry->id, 4)) v2->title = &entry->text;
309 else if(!strncmp("TALB", entry->id, 4)) v2->album = &entry->text;
310 else if(!strncmp("TPE1", entry->id, 4)) v2->artist = &entry->text;
311 else if(!strncmp("TYER", entry->id, 4)) v2->year = &entry->text;
312 else if(!strncmp("TCON", entry->id, 4)) v2->genre = &entry->text;
313 }
314 for(i=0; i<v2->comments; ++i)
315 {
316 mpg123_text *entry = &v2->comment_list[i];
317 if(entry->description.fill == 0 || entry->description.p[0] == 0)
318 v2->comment = &entry->text;
319 }
320 /* When no generic comment found, use the last non-generic one. */
321 if(v2->comment == NULL && v2->comments > 0)
322 v2->comment = &v2->comment_list[v2->comments-1].text;
323}
int strncmp(const char *String1, const char *String2, ACPI_SIZE Count)
Definition: utclib.c:534
#define NULL
Definition: types.h:112
GLfloat GLfloat GLfloat v2
Definition: glext.h:6063
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
static void null_id3_links(mpg123_handle *fr)
Definition: id3.c:119
uint32_t entry
Definition: isohybrid.c:63
#define debug(msg)
Definition: key_call.c:71
mpg123_id3v2 id3v2
Definition: frame.h:298

◆ id3_to_utf8()

void id3_to_utf8 ( mpg123_string sb,
unsigned char  encoding,
const unsigned char source,
size_t  source_size,
int  noquiet 
)

Definition at line 374 of file id3.c.

375{
376 unsigned int bwidth;
377 if(sb)
378 sb->fill = 0;
379 debug1("encoding: %u", encoding);
380 /* A note: ID3v2.3 uses UCS-2 non-variable 16bit encoding, v2.4 uses UTF16.
381 UTF-16 uses a reserved/private range in UCS-2 to add the magic, so we just always treat it as UTF. */
382 bwidth = encoding_widths[encoding];
383 /* Hack! I've seen a stray zero byte before BOM. Is that supposed to happen? */
384 if(encoding != mpg123_id3_utf16be) /* UTF16be _can_ beging with a null byte! */
385 while(source_size > bwidth && source[0] == 0)
386 {
387 --source_size;
388 ++source;
389 debug("skipped leading zero");
390 }
391 if(source_size % bwidth)
392 {
393 /* When we need two bytes for a character, it's strange to have an uneven bytestream length. */
394 if(noquiet) warning2("Weird tag size %d for encoding %u - I will probably trim too early or something but I think the MP3 is broken.", (int)source_size, encoding);
395 source_size -= source_size % bwidth;
396 }
397 text_converters[encoding](sb, source, source_size, noquiet);
398}
superblock * sb
Definition: btrfs.c:4261
@ mpg123_id3_utf16be
Definition: mpg123.h:1346
static const text_converter text_converters[4]
Definition: id3.c:105
static const unsigned int encoding_widths[4]
Definition: id3.c:115
#define debug1(s, a)
Definition: debug.h:61
#define warning2(s, a, b)
Definition: debug.h:85
static char * encoding
Definition: xmllint.c:155

◆ init_id3()

void init_id3 ( mpg123_handle fr)

Definition at line 129 of file id3.c.

130{
131 fr->id3v2.version = 0; /* nothing there */
132 null_id3_links(fr);
133 fr->id3v2.comments = 0;
134 fr->id3v2.comment_list = NULL;
135 fr->id3v2.texts = 0;
136 fr->id3v2.text = NULL;
137 fr->id3v2.extras = 0;
138 fr->id3v2.extra = NULL;
139 fr->id3v2.pictures = 0;
140 fr->id3v2.picture = NULL;
141}
size_t texts
Definition: mpg123.h:1441
mpg123_text * text
Definition: mpg123.h:1440
size_t comments
Definition: mpg123.h:1439
unsigned char version
Definition: mpg123.h:1429
mpg123_text * comment_list
Definition: mpg123.h:1438
size_t pictures
Definition: mpg123.h:1446
mpg123_picture * picture
Definition: mpg123.h:1444
mpg123_text * extra
Definition: mpg123.h:1442
size_t extras
Definition: mpg123.h:1443

◆ parse_new_id3()

int parse_new_id3 ( mpg123_handle fr,
unsigned long  first4bytes 
)

Definition at line 845 of file id3.c.

846{
847 #define UNSYNC_FLAG 128
848 #define EXTHEAD_FLAG 64 /* ID3v2.3+ */
849 #define COMPRESS_FLAG 64 /* ID3v2.2 */
850 #define EXP_FLAG 32
851 #define FOOTER_FLAG 16
852 #define EXT_UPDATE_FLAG 64 /* ID3v2.4 only: extended header update flag */
853 #define UNKNOWN_FLAGS 15 /* 00001111*/
854 unsigned char buf[6];
855 unsigned long length=0;
856 unsigned char flags = 0;
857 int ret = 1;
858 off_t ret2;
859 int storetag = 0;
860 unsigned int footlen = 0;
861#ifndef NO_ID3V2
862 int skiptag = 0;
863#endif
864 unsigned char major = first4bytes & 0xff;
865 debug1("ID3v2: major tag version: %i", major);
866
867 if(major == 0xff) return 0; /* Invalid... */
868 if((ret2 = fr->rd->read_frame_body(fr, buf, 6)) < 0) /* read more header information */
869 return ret2;
870
871 if(buf[0] == 0xff) return 0; /* Revision, will never be 0xff. */
872
873 if(fr->p.flags & MPG123_STORE_RAW_ID3)
874 storetag = 1;
875 /* second new byte are some nice flags, if these are invalid skip the whole thing */
876 flags = buf[1];
877 debug1("ID3v2: flags 0x%08x", flags);
878 /* use 4 bytes from buf to construct 28bit uint value and return 1; return 0 if bytes are not synchsafe */
879 #define synchsafe_to_long(buf,res) \
880 ( \
881 (((buf)[0]|(buf)[1]|(buf)[2]|(buf)[3]) & 0x80) ? 0 : \
882 (res = (((unsigned long) (buf)[0]) << 21) \
883 | (((unsigned long) (buf)[1]) << 14) \
884 | (((unsigned long) (buf)[2]) << 7) \
885 | ((unsigned long) (buf)[3]) \
886 ,1) \
887 )
888 /* id3v2.3 does not store synchsafe frame sizes, but synchsafe tag size - doh! */
889 /* Remember: bytes_to_long() can yield ULONG_MAX on 32 bit platforms! */
890 #define bytes_to_long(buf,res) \
891 ( \
892 major == 3 ? \
893 (res = (((unsigned long) (buf)[0]) << 24) \
894 | (((unsigned long) (buf)[1]) << 16) \
895 | (((unsigned long) (buf)[2]) << 8) \
896 | ((unsigned long) (buf)[3]) \
897 ,1) : synchsafe_to_long(buf,res) \
898 )
899 /* for id3v2.2 only */
900 #define threebytes_to_long(buf,res) \
901 ( \
902 res = (((unsigned long) (buf)[0]) << 16) \
903 | (((unsigned long) (buf)[1]) << 8) \
904 | ((unsigned long) (buf)[2]) \
905 )
906
907 /* length-10 or length-20 (footer present); 4 synchsafe integers == 28 bit number */
908 /* we have already read 10 bytes, so left are length or length+10 bytes belonging to tag */
909 /* Note: This is an 28 bit value in 32 bit storage, plenty of space for */
910 /* length+x for reasonable x. */
912 {
913 if(NOQUIET) error4("Bad tag length (not synchsafe): 0x%02x%02x%02x%02x; You got a bad ID3 tag here.", buf[2],buf[3],buf[4],buf[5]);
914 return 0;
915 }
916 if(flags & FOOTER_FLAG)
917 footlen = 10;
918 debug1("ID3v2: tag data length %lu", length);
919#ifndef NO_ID3V2
920 if(VERBOSE2) fprintf(stderr,"Note: ID3v2.%i rev %i tag of %lu bytes\n", major, buf[0], length);
921 /* skip if unknown version/scary flags, parse otherwise */
922 if(fr->p.flags & MPG123_SKIP_ID3V2)
923 {
924 if(VERBOSE3)
925 fprintf(stderr, "Note: Skipping ID3v2 tag per user request.\n");
926 skiptag = 1;
927 }
928 if((flags & UNKNOWN_FLAGS) || (major > 4) || (major < 2))
929 {
930 if(NOQUIET)
931 warning2( "ID3v2: Won't parse the ID3v2 tag with major version"
932 " %u and flags 0x%xu - some extra code may be needed"
933 , major, flags );
934 skiptag = 1;
935 }
936 // Standard says that compressed tags should be ignored as there isn't an agreed
937 // compressoion scheme.
938 if(major == 2 && flags & COMPRESS_FLAG)
939 {
940 if(NOQUIET)
941 warning("ID3v2: ignoring compressed ID3v2.2 tag");
942 skiptag = 1;
943 }
944 if(length < 10)
945 {
946 if(NOQUIET)
947 warning1("ID3v2: unrealistic small tag lengh %lu, skipping", length);
948 skiptag = 1;
949 }
950 if(!skiptag)
951 storetag = 1;
952#endif
953 if(storetag)
954 {
955 /* Stores whole tag with footer and an additonal trailing zero. */
956 if((ret2 = store_id3v2(fr, first4bytes, buf, length+footlen)) <= 0)
957 return ret2;
958 }
959#ifndef NO_ID3V2
960 if(skiptag)
961 {
962 if(VERBOSE3)
963 fprintf(stderr, "Note: skipped tag clearing possibly existing ID3v2 data");
964 reset_id3(fr); // Old data is invalid.
965#endif
966 if(!storetag && (ret2=fr->rd->skip_bytes(fr,length+footlen))<0)
967 ret=ret2;
968#ifndef NO_ID3V2
969 }
970 else
971 {
972 unsigned char* tagdata = fr->id3v2_raw+10;
973 /* try to interpret that beast */
974 debug("ID3v2: analysing frames...");
975 if(length > 0)
976 {
977 unsigned char extflags = 0;
978 unsigned long tagpos = 0;
979 /* bytes of frame title and of framesize value */
980 unsigned int head_part = major > 2 ? 4 : 3;
981 unsigned int flag_part = major > 2 ? 2 : 0;
982 /* The amount of bytes that are unconditionally read for each frame: */
983 /* ID, size, flags. */
984 unsigned int framebegin = head_part+head_part+flag_part;
985 debug1("ID3v2: have read at all %lu bytes for the tag now", (unsigned long)length+6);
986 if(flags & EXTHEAD_FLAG)
987 {
988 debug("ID3v2: extended header");
989 if(!bytes_to_long(tagdata, tagpos) || tagpos >= length)
990 {
991 ret = 0;
992 if(NOQUIET)
993 error4( "Bad (non-synchsafe/too large) tag offset from extended header:"
994 "0x%02x%02x%02x%02x"
995 , tagdata[0], tagdata[1], tagdata[2], tagdata[3] );
996 } else if(tagpos < 6)
997 {
998 ret = 0;
999 if(NOQUIET)
1000 merror("Extended header too small (%lu).", tagpos);
1001 }
1002 if(major == 3)
1003 {
1004 tagpos += 4; // The size itself is not included.
1005 if(tagpos >= length)
1006 {
1007 ret = 0;
1008 if(NOQUIET)
1009 error("Too much extended v2.3 header.");
1010 }
1011 } else if(ret) // v2.4 and at least got my 6 bytes of ext header
1012 {
1013 // Only v4 knows update frames, check for that.
1014 // Need to step back. Header is 4 bytes length, one byte flag size,
1015 // one byte flags. Flag size has to be 1!
1016 if(tagdata[4] == 1 && tagdata[5] & EXT_UPDATE_FLAG)
1017 {
1018 if(VERBOSE3)
1019 fprintf(stderr, "Note: ID3v2.4 update tag\n");
1020 extflags |= EXT_UPDATE_FLAG;
1021 }
1022 }
1023 }
1024 if(!(extflags & EXT_UPDATE_FLAG))
1025 {
1026 if(VERBOSE3)
1027 fprintf(stderr, "Note: non-update tag replacing existing ID3v2 data\n");
1028 reset_id3(fr);
1029 }
1030 if(ret > 0)
1031 {
1032 char id[5];
1033 unsigned long framesize;
1034 unsigned long fflags; /* need 16 bits, actually */
1035 id[4] = 0;
1036 fr->id3v2.version = major;
1037 /* Pos now advanced after ext head, now a frame has to follow. */
1038 /* Note: tagpos <= length, which is 28 bit integer, so both */
1039 /* far away from overflow for adding known small values. */
1040 /* I want to read at least one full header now. */
1041 while(length >= tagpos+framebegin)
1042 {
1043 int i = 0;
1044 unsigned long pos = tagpos;
1045 /* level 1,2,3 - 0 is info from lame/info tag! */
1046 /* rva tags with ascending significance, then general frames */
1047 enum frame_types tt = unknown;
1048 /* we may have entered the padding zone or any other strangeness: check if we have valid frame id characters */
1049 for(i=0; i< head_part; ++i)
1050 if( !( ((tagdata[tagpos+i] > 47) && (tagdata[tagpos+i] < 58))
1051 || ((tagdata[tagpos+i] > 64) && (tagdata[tagpos+i] < 91)) ) )
1052 {
1053 debug5("ID3v2: real tag data apparently ended after %lu bytes with 0x%02x%02x%02x%02x", tagpos, tagdata[tagpos], tagdata[tagpos+1], tagdata[tagpos+2], tagdata[tagpos+3]);
1054 /* This is no hard error... let's just hope that we got something meaningful already (ret==1 in that case). */
1055 goto tagparse_cleanup; /* Need to escape two loops here. */
1056 }
1057 if(ret > 0)
1058 {
1059 /* 4 or 3 bytes id */
1060 strncpy(id, (char*) tagdata+pos, head_part);
1061 id[head_part] = 0; /* terminate for 3 or 4 bytes */
1062 pos += head_part;
1063 tagpos += head_part;
1064 /* size as 32 bits or 28 bits */
1065 if(fr->id3v2.version == 2) threebytes_to_long(tagdata+pos, framesize);
1066 else
1067 if(!bytes_to_long(tagdata+pos, framesize))
1068 {
1069 /* Just assume that up to now there was some good data. */
1070 if(NOQUIET) error1("ID3v2: non-syncsafe size of %s frame, skipping the remainder of tag", id);
1071 break;
1072 }
1073 if(VERBOSE3) fprintf(stderr, "Note: ID3v2 %s frame of size %lu\n", id, framesize);
1074 tagpos += head_part;
1075 pos += head_part;
1076 if(fr->id3v2.version > 2)
1077 {
1078 fflags = (((unsigned long) tagdata[pos]) << 8) | ((unsigned long) tagdata[pos+1]);
1079 pos += 2;
1080 tagpos += 2;
1081 }
1082 else fflags = 0;
1083
1084 if(length - tagpos < framesize)
1085 {
1086 if(NOQUIET) error("Whoa! ID3v2 frame claims to be larger than the whole rest of the tag.");
1087 break;
1088 }
1089 tagpos += framesize; /* the important advancement in whole tag */
1090 /* for sanity, after full parsing tagpos should be == pos */
1091 /* debug4("ID3v2: found %s frame, size %lu (as bytes: 0x%08lx), flags 0x%016lx", id, framesize, framesize, fflags); */
1092 /* %0abc0000 %0h00kmnp */
1093 #define BAD_FFLAGS (unsigned long) 36784
1094 #define PRES_TAG_FFLAG 16384
1095 #define PRES_FILE_FFLAG 8192
1096 #define READ_ONLY_FFLAG 4096
1097 #define GROUP_FFLAG 64
1098 #define COMPR_FFLAG 8
1099 #define ENCR_FFLAG 4
1100 #define UNSYNC_FFLAG 2
1101 #define DATLEN_FFLAG 1
1102 if(head_part < 4 && promote_framename(fr, id) != 0) continue;
1103
1104 /* shall not or want not handle these */
1105 if(fflags & (BAD_FFLAGS | COMPR_FFLAG | ENCR_FFLAG))
1106 {
1107 if(NOQUIET) warning("ID3v2: skipping invalid/unsupported frame");
1108 continue;
1109 }
1110
1111 for(i = 0; i < KNOWN_FRAMES; ++i)
1112 if(!strncmp(frame_type[i], id, 4)){ tt = i; break; }
1113
1114 if(id[0] == 'T' && tt != extra) tt = text;
1115
1116 if(tt != unknown)
1117 {
1118 int rva_mode = -1; /* mix / album */
1119 unsigned long realsize = framesize;
1120 unsigned char* realdata = tagdata+pos;
1121 unsigned char* unsyncbuffer = NULL;
1122 if(((flags & UNSYNC_FLAG) || (fflags & UNSYNC_FFLAG)) && framesize > 0)
1123 {
1124 unsigned long ipos = 0;
1125 unsigned long opos = 0;
1126 debug("Id3v2: going to de-unsync the frame data");
1127 /* de-unsync: FF00 -> FF; real FF00 is simply represented as FF0000 ... */
1128 /* damn, that means I have to delete bytes from withing the data block... thus need temporal storage */
1129 /* standard mandates that de-unsync should always be safe if flag is set */
1130 realdata = unsyncbuffer = malloc(framesize+1); /* will need <= bytes, plus a safety zero */
1131 if(realdata == NULL)
1132 {
1133 if(NOQUIET) error("ID3v2: unable to allocate working buffer for de-unsync");
1134 continue;
1135 }
1136 /* now going byte per byte through the data... */
1137 realdata[0] = tagdata[pos];
1138 opos = 1;
1139 for(ipos = pos+1; ipos < pos+framesize; ++ipos)
1140 {
1141 if(!((tagdata[ipos] == 0) && (tagdata[ipos-1] == 0xff)))
1142 {
1143 realdata[opos++] = tagdata[ipos];
1144 }
1145 }
1146 realsize = opos;
1147 /* Append a zero to keep strlen() safe. */
1148 realdata[realsize] = 0;
1149 debug2("ID3v2: de-unsync made %lu out of %lu bytes", realsize, framesize);
1150 }
1151 pos = 0; /* now at the beginning again... */
1152 /* Avoid reading over boundary, even if there is a */
1153 /* zero byte of padding for safety. */
1154 if(realsize) switch(tt)
1155 {
1156 case comment:
1157 case uslt:
1158 process_comment(fr, tt, realdata, realsize, comment+1, id);
1159 break;
1160 case extra: /* perhaps foobar2000's work */
1161 process_extra(fr, realdata, realsize, extra+1, id);
1162 break;
1163 case rva2: /* "the" RVA tag */
1164 {
1165 /* starts with null-terminated identification */
1166 if(VERBOSE3) fprintf(stderr, "Note: RVA2 identification \"%s\"\n", realdata);
1167 /* default: some individual value, mix mode */
1168 rva_mode = 0;
1169 if( !strncasecmp((char*)realdata, "album", 5)
1170 || !strncasecmp((char*)realdata, "audiophile", 10)
1171 || !strncasecmp((char*)realdata, "user", 4))
1172 rva_mode = 1;
1173 if(fr->rva.level[rva_mode] <= rva2+1)
1174 {
1175 pos += strlen((char*) realdata) + 1;
1176 debug2("got my pos: %zu - %zu", realsize, pos);
1177 // channel and two bytes for RVA value
1178 // pos possibly just past the safety zero, so one more than realsize
1179 if(pos > realsize || realsize-pos < 3)
1180 {
1181 if(NOQUIET)
1182 error("bad RVA2 tag (truncated?)");
1183 }
1184 else if(realdata[pos] == 1)
1185 {
1186 ++pos;
1187 /* only handle master channel */
1188 debug("ID3v2: it is for the master channel");
1189 /* two bytes adjustment, one byte for bits representing peak - n bytes, eh bits, for peak */
1190 /* 16 bit signed integer = dB * 512. Do not shift signed integers! Multiply instead.
1191 Also no implementation-defined casting. Reinterpret the pointer to signed char, then do
1192 proper casting. */
1193 fr->rva.gain[rva_mode] = (float) (
1194 ((short)((signed char*)realdata)[pos]) * 256 + (short)realdata[pos+1] ) / 512;
1195 pos += 2;
1196 if(VERBOSE3) fprintf(stderr, "Note: RVA value %fdB\n", fr->rva.gain[rva_mode]);
1197 /* heh, the peak value is represented by a number of bits - but in what manner? Skipping that part */
1198 fr->rva.peak[rva_mode] = 0;
1199 fr->rva.level[rva_mode] = rva2+1;
1200 }
1201 }
1202 }
1203 break;
1204 /* non-rva metainfo, simply store... */
1205 case text:
1206 process_text(fr, realdata, realsize, id);
1207 break;
1208 case picture:
1209 if (fr->p.flags & MPG123_PICTURE)
1210 process_picture(fr, realdata, realsize);
1211
1212 break;
1213 default: if(NOQUIET) error1("ID3v2: unknown frame type %i", tt);
1214 }
1215 if(unsyncbuffer)
1216 free(unsyncbuffer);
1217 }
1218 #undef BAD_FFLAGS
1219 #undef PRES_TAG_FFLAG
1220 #undef PRES_FILE_FFLAG
1221 #undef READ_ONLY_FFLAG
1222 #undef GROUP_FFLAG
1223 #undef COMPR_FFLAG
1224 #undef ENCR_FFLAG
1225 #undef UNSYNC_FFLAG
1226 #undef DATLEN_FFLAG
1227 }
1228 else break;
1229 #undef KNOWN_FRAMES
1230 }
1231 } else
1232 {
1233 if(VERBOSE3)
1234 fprintf(stderr, "Note: faulty ID3v2 tag still clearing old data\n");
1235 reset_id3(fr);
1236 }
1237 } else // No new data, but still there was a tag that invalidates old data.
1238 {
1239 if(VERBOSE3)
1240 fprintf(stderr, "Note: empty ID3v2 clearing old data\n");
1241 reset_id3(fr);
1242 }
1243tagparse_cleanup:
1244 /* Get rid of stored raw data that should not be kept. */
1245 if(!(fr->p.flags & MPG123_STORE_RAW_ID3))
1246 {
1247 free(fr->id3v2_raw);
1248 fr->id3v2_raw = NULL;
1249 fr->id3v2_size = 0;
1250 }
1251 }
1252#endif /* NO_ID3V2 */
1253 return ret;
1254 #undef UNSYNC_FLAG
1255 #undef EXTHEAD_FLAG
1256 #undef COMPRESS_FLAG
1257 #undef EXP_FLAG
1258 #undef FOOTER_FLAG
1259 #undef EXT_UPDATE_FLAG
1260 #undef UNKOWN_FLAGS
1261}
ACPI_SIZE strlen(const char *String)
Definition: utclib.c:269
char * strncpy(char *DstString, const char *SrcString, ACPI_SIZE Count)
Definition: utclib.c:427
#define free
Definition: debug_ros.c:5
#define malloc
Definition: debug_ros.c:4
unsigned short(__cdecl typeof(TIFFCurrentDirectory))(struct tiff *)
Definition: typeof.h:94
__kernel_off_t off_t
Definition: linux.h:201
#define strncasecmp
Definition: fake.h:10
GLenum GLuint GLenum GLsizei const GLchar * buf
Definition: glext.h:7751
GLbitfield flags
Definition: glext.h:7161
GLuint GLsizei GLsizei * length
Definition: glext.h:6040
@ MPG123_PICTURE
Definition: mpg123.h:230
@ MPG123_STORE_RAW_ID3
Definition: mpg123.h:238
@ MPG123_SKIP_ID3V2
Definition: mpg123.h:227
static void process_text(mpg123_handle *fr, unsigned char *realdata, size_t realsize, char *id)
Definition: id3.c:445
#define BAD_FFLAGS
#define EXT_UPDATE_FLAG
static void process_extra(mpg123_handle *fr, unsigned char *realdata, size_t realsize, int rva_level, char *id)
Definition: id3.c:655
#define synchsafe_to_long(buf, res)
#define COMPRESS_FLAG
#define threebytes_to_long(buf, res)
frame_types
Definition: id3.c:95
@ text
Definition: id3.c:95
@ unknown
Definition: id3.c:95
@ extra
Definition: id3.c:95
@ uslt
Definition: id3.c:95
@ comment
Definition: id3.c:95
@ rva2
Definition: id3.c:95
@ picture
Definition: id3.c:95
#define KNOWN_FRAMES
Definition: id3.c:93
#define UNSYNC_FFLAG
static void process_picture(mpg123_handle *fr, unsigned char *realdata, size_t realsize)
Definition: id3.c:465
static const char frame_type[KNOWN_FRAMES][5]
Definition: id3.c:94
#define COMPR_FFLAG
#define ENCR_FFLAG
#define bytes_to_long(buf, res)
static int promote_framename(mpg123_handle *fr, char *id)
Definition: id3.c:762
#define EXTHEAD_FLAG
#define UNSYNC_FLAG
static void process_comment(mpg123_handle *fr, enum frame_types tt, unsigned char *realdata, size_t realsize, int rva_level, char *id)
Definition: id3.c:551
#define FOOTER_FLAG
int store_id3v2(mpg123_handle *fr, unsigned long first4bytes, unsigned char buf[6], unsigned long length)
Definition: id3.c:794
#define UNKNOWN_FLAGS
#define stderr
Definition: stdio.h:100
_Check_return_opt_ _CRTIMP int __cdecl fprintf(_Inout_ FILE *_File, _In_z_ _Printf_format_string_ const char *_Format,...)
#define reset_id3
Definition: intsym.h:213
#define error(str)
Definition: mkdosfs.c:1605
static float(__cdecl *square_half_float)(float x
#define VERBOSE2
#define NOQUIET
#define VERBOSE3
#define major(rdev)
Definition: propsheet.cpp:928
#define long
Definition: qsort.c:33
#define warning(s)
Definition: debug.h:83
#define debug2(s, a, b)
Definition: debug.h:62
#define debug5(s, a, b, c, d, e)
Definition: debug.h:65
#define warning1(s, a)
Definition: debug.h:84
#define error1(s, a)
Definition: debug.h:125
#define error4(s, a, b, c, d)
Definition: debug.h:128
#define merror(s,...)
Definition: debug.h:122
struct mpg123_pars_struct p
Definition: frame.h:289
unsigned char * id3v2_raw
Definition: frame.h:300
size_t id3v2_size
Definition: frame.h:301
struct reader * rd
Definition: frame.h:287
struct mpg123_handle_struct::@3473 rva
int ret

◆ reset_id3()

void reset_id3 ( mpg123_handle fr)

Definition at line 292 of file id3.c.

293{
294 exit_id3(fr);
295 init_id3(fr);
296}
#define exit_id3
Definition: intsym.h:212
#define init_id3
Definition: intsym.h:211