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Tolerating trailing zero of Sony CDTEXT files

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This commit is contained in:
Thomas Schmitt 2011-12-09 09:22:02 +00:00
parent 8a8a84b0f6
commit 39bdf8c725
2 changed files with 13 additions and 6 deletions
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17
cdrskin/cdrskin.c
View File

@ -5317,7 +5317,7 @@ int Cdrskin_read_textfile(struct CdrskiN *skin, char *path, int flag)
int ret= 0, num_packs= 0, residue= 0;
struct stat stbuf;
FILE *fp= NULL;
unsigned char *text_packs = NULL, head[4];
unsigned char *text_packs = NULL, head[4], tail[1];
if(stat(path, &stbuf) == -1) {
cannot_open:;
@ -5328,7 +5328,7 @@ cannot_open:;
if(!S_ISREG(stbuf.st_mode))
goto not_a_textfile;
residue= (stbuf.st_size % 18);
if(residue != 4 && residue != 0) {
if(residue != 4 && residue != 0 && residue != 1) {
not_a_textfile:;
fprintf(stderr,
"cdrskin: SORRY : File is not of usable type or content: textfile='%s'\n",
@ -5341,7 +5341,7 @@ not_a_textfile:;
fp= fopen(path, "rb");
if(fp == NULL)
goto cannot_open;
if(residue == 4) {
if(residue == 4) { /* This is for files from cdrecord -vv -toc */
ret= fread(head, 4, 1, fp);
if(ret != 1) {
cannot_read:;
@ -5354,8 +5354,8 @@ cannot_read:;
goto not_a_textfile;
}
num_packs= (stbuf.st_size - residue) / 18;
if(num_packs > 3640) {
/* READ TOC/PMA/ATIP can at most return 65534 bytes = 3640.78 packs */
if(num_packs > 2048) {
/* Each block can have 256 text packs. There are 8 blocks at most. */
fprintf(stderr,
"cdrskin: SORRY : File too large (max. 65524 bytes): textfile='%s'\n",
path);
@ -5372,6 +5372,13 @@ cannot_read:;
ret= fread(text_packs, num_packs * 18, 1, fp);
if(ret != 1)
goto cannot_read;
if(residue == 1) { /* This is for Sony CDTEXT files */
ret= fread(tail, 1, 1, fp);
if(ret != 1)
goto cannot_read;
if(tail[0] != 0)
goto not_a_textfile;
}
if(skin->text_packs != NULL)
free(skin->text_packs);

2
cdrskin/cdrskin_timestamp.h
View File

@ -1 +1 @@
#define Cdrskin_timestamP "2011.12.07.075031"
#define Cdrskin_timestamP "2011.12.09.092152"