libburnia/libisofs-legacy
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Fixed relaxed constraints patch

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This commit is contained in:
Mario Danic 2007-08-10 09:30:26 +00:00
parent b7573134cb
commit 2e073c258c
1 changed files with 33 additions and 4 deletions
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33
libisofs/ecma119_tree.c
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@ -508,7 +508,7 @@ sort_tree(struct ecma119_tree_node *root)
* "HELLOTHE03.TXT"
*/
static void
mangle_name(char **name, int num_change, int level, int seq_num)
mangle_name(char **name, int num_change, int level, int relaxed, int seq_num)
{
char *dot = strrchr(*name, '.');
char *semi = strrchr(*name, ';');
@ -521,6 +521,24 @@ mangle_name(char **name, int num_change, int level, int seq_num)
return;
}
strncpy(base, *name, len+1);
if (relaxed & ECMA119_RELAXED_FILENAMES) {
/* relaxed filenames, don't care about extension */
int maxlen = (relaxed & (1<<1)) ? 37 : 31;
base[maxlen - num_change] = '\0';
baselen = strlen(base);
if (relaxed & ECMA119_OMIT_VERSION_NUMBERS) {
sprintf(fmt, "%%s%%0%1dd", num_change);
*name = realloc(*name, baselen + num_change + 1);
} else {
sprintf(fmt, "%%s%%0%1dd;1", num_change);
*name = realloc(*name, baselen + num_change + 3);
}
sprintf(*name, fmt, base, seq_num);
return;
}
if (dot) {
base[dot - *name] = '\0';
strncpy(ext, dot+1, len+1);
@ -533,14 +551,24 @@ mangle_name(char **name, int num_change, int level, int seq_num)
}
baselen = strlen(base);
extlen = strlen(ext);
if (level == 1 && baselen + num_change > 8) {
if (relaxed & (1<<1)) {
/* 37 char filenames */
base[36 - extlen - num_change] = '\0';
} else if (level == 1 && baselen + num_change > 8) {
base[8 - num_change] = '\0';
} else if (level != 1 && baselen + extlen + num_change > 30) {
base[30 - extlen - num_change] = '\0';
}
if (relaxed & ECMA119_OMIT_VERSION_NUMBERS) {
sprintf(fmt, "%%s%%0%1dd.%%s", num_change);
*name = realloc(*name, baselen + extlen + num_change + 1);
} else {
sprintf(fmt, "%%s%%0%1dd.%%s;1", num_change);
*name = realloc(*name, baselen + extlen + num_change + 4);
}
sprintf(*name, fmt, base, seq_num, ext);
}
@ -575,6 +603,7 @@ mangle_all(struct ecma119_tree_node *dir)
mangle_name(&(d.children[i+k]->iso_name),
n_change,
dir->target->iso_level,
dir->target->relaxed_constraints,
k);
d.children[i+k]->dirent_len =
calc_dirent_len(d.children[i+k]);