/** => zzip_entry_data_offset
* This function is a big helper despite its little name: in a zip file the
* encoded filenames are usually NOT zero-terminated but for common usage
* with libc we need it that way. Secondly, the filename SHOULD be present
* in the zip central directory but if not then we fallback to the filename
* given in the file_header of each compressed data portion.
*/
char* _zzip_restrict
zzip_entry_strdup_name(ZZIP_ENTRY* entry)
{
if (! entry) return 0;
___ zzip_size_t len;
if ((len = zzip_disk_entry_namlen (disk_(entry))))
{
char* name = malloc (len+1);
if (! name) return 0;
memcpy (name, entry->tail, len);
name[len] = '\0';
return name;
}
___ auto struct zzip_file_header header;
if (zzip_entry_fread_file_header (entry, &header) &&
(( len = zzip_file_header_namlen(&header) )))
{
char* name = malloc (len+1);
if (! name) return 0;
fread (name, 1, len, entry->diskfile);
name[len] = '\0';
return name;
}
return 0;
____;____;
}
/** => zzip_entry_data_offset
* This function is a big helper despite its little name: in a zip file the
* encoded filenames are usually NOT zero-terminated but for common usage
* with libc we need it that way. Secondly, the filename SHOULD be present
* in the zip central directory but if not then we fallback to the filename
* given in the file_header of each compressed data portion.
*/
zzip__new__ char *
zzip_entry_strdup_name(ZZIP_ENTRY * entry)
{
if (! entry)
return 0;
___ zzip_size_t len;
if ((len = zzip_disk_entry_namlen(disk_(entry))))
{
char *name = malloc(len + 1);
if (! name)
return 0;
memcpy(name, entry->tail, len);
name[len] = '\0';
return name;
}
___ auto struct zzip_file_header header;
if (zzip_entry_fread_file_header(entry, &header)
&& (len = zzip_file_header_namlen(&header)))
{
char *name = malloc(len + 1);
if (! name) {
return 0;
} else {
zzip_size_t n = fread(name, 1, len, entry->diskfile);
if (n != len) {
free (name);
return 0;
}
name[n] = '\0';
return name;
}
}
return 0;
____;
____;
}