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Fixes to the PAK utility.

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This commit is contained in:
Dale Weiler 2013-02-07 17:07:29 +00:00
parent 86df8c8a78
commit 1fa9fbb94b
1 changed files with 28 additions and 9 deletions
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33
pak.c
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@ -95,6 +95,7 @@ static void pak_tree_build(const char *entry) {
char *directory;
char *elements[28];
char *pathsplit;
char *token;
size_t itr;
size_t jtr;
@ -102,8 +103,14 @@ static void pak_tree_build(const char *entry) {
pathsplit = mem_a(56);
directory = mem_a(56);
memset(pathsplit, 0, 56);
memset(directory, 0, 56);
strncpy(directory, entry, 56);
for (itr = 0; (elements[itr] = pak_tree_sep(&directory, "/")); itr++);
for (itr = 0; (token = strsep(&directory, "/")) != NULL; itr++) {
elements[itr] = token;
}
for (jtr = 0; jtr < itr - 1; jtr++) {
strcat(pathsplit, elements[jtr]);
strcat(pathsplit, "/");
@ -137,16 +144,16 @@ pak_file_t *pak_open_read(const char *file) {
pak->directories = NULL;
pak->insert = false; /* read doesn't allow insert */
memset (&(pak->header), 0, sizeof(pak_header_t));
file_read (&(pak->header), 1, sizeof(pak_header_t), pak->handle);
util_endianswap(&(pak->header), 1, sizeof(pak_header_t));
memset (&pak->header, 0, sizeof(pak_header_t));
file_read (&pak->header, sizeof(pak_header_t), 1, pak->handle);
util_endianswap(&pak->header, 1, sizeof(pak_header_t));
/*
* Every PAK file has "PACK" stored as little endian data in the
* header. If this data cannot compare (as checked here), it's
* probably not a PAK file.
*/
if (!(memcmp(&(pak->header.magic), (const void*)"PACK", sizeof(uint32_t)))) {
if ((memcmp(&(pak->header.magic), (const void*)"PACK", sizeof(uint32_t)))) {
file_close(pak->handle);
mem_d (pak);
return NULL;
@ -164,8 +171,8 @@ pak_file_t *pak_open_read(const char *file) {
*/
for (itr = 0; itr < pak->header.dirlen / 64; itr++) {
pak_directory_t dir;
file_read (&dir, 1, sizeof(pak_directory_t), pak->handle);
util_endianswap(&dir, 1, sizeof(pak_directory_t));
file_read (&dir, sizeof(pak_directory_t), 1, pak->handle);
/*util_endianswap(&dir, 1, sizeof(pak_directory_t));*/
vec_push(pak->directories, dir);
}
@ -409,3 +416,15 @@ bool pak_close(pak_file_t *pak) {
return true;
}
/* test extraction */
#if 0
int main() {
pak_file_t *pak = pak_open_read("pak0.pak");
if (!pak) abort();
pak_extract_all(pak);
return 0;
}
#endif