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Cleanups and fixes to the PAK utility, can now extract/insert, tested and functional for the most part.

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This commit is contained in:
Dale Weiler 2013-02-07 17:21:15 +00:00
parent 1fa9fbb94b
commit 8ecfc51799
1 changed files with 34 additions and 4 deletions
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38
pak.c
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@ -129,7 +129,7 @@ typedef struct {
bool insert;
} pak_file_t;
pak_file_t *pak_open_read(const char *file) {
static pak_file_t *pak_open_read(const char *file) {
pak_file_t *pak;
size_t itr;
@ -179,7 +179,7 @@ pak_file_t *pak_open_read(const char *file) {
return pak;
}
pak_file_t *pak_open_write(const char *file) {
static pak_file_t *pak_open_write(const char *file) {
pak_file_t *pak;
if (!(pak = mem_a(sizeof(pak_file_t))))
@ -227,6 +227,18 @@ pak_file_t *pak_open_write(const char *file) {
return pak;
}
pak_file_t *pak_open(const char *file, const char *mode) {
if (!file || !mode)
return NULL;
switch (*mode) {
case 'r': return pak_open_read (file);
case 'w': return pak_open_write(file);
}
return NULL;
}
bool pak_exists(pak_file_t *pak, const char *file, pak_directory_t **dir) {
size_t itr;
@ -343,6 +355,17 @@ bool pak_insert_one(pak_file_t *pak, const char *file) {
dir.pos = ftell(pak->handle);
/*
* We're limited to 56 bytes for a file name string, that INCLUDES
* the directory and '/' seperators.
*/
if (strlen(file) >= 56) {
file_close(fp);
return false;
}
strcpy(dir.name, file);
/*
* Allocate some memory for loading in the data that will be
* redirected into the PAK file.
@ -356,6 +379,12 @@ bool pak_insert_one(pak_file_t *pak, const char *file) {
file_close(fp);
file_write(dat, dir.len, 1, pak->handle);
/*
* Now add the directory to the directories vector, so pak_close
* can actually write it.
*/
vec_push(pak->directories, dir);
return true;
}
@ -417,14 +446,15 @@ bool pak_close(pak_file_t *pak) {
return true;
}
/* test extraction */
#if 0
/* test extraction */
int main() {
pak_file_t *pak = pak_open_read("pak0.pak");
pak_file_t *pak = pak_open("pak0.pak", "r");
if (!pak) abort();
pak_extract_all(pak);
pak_close(pak);
return 0;
}
#endif