implement file header removal arg

src/extract.c

@@ -3,6 +3,8 @@
 
 FILE *data_packs[DATA_FILE_NUM] = {0};
 
+bool remove_header = true;
+
 i32 extractPacks() {
     const u8 *file_name_base = "Pack/Data";
 
@@ -137,6 +139,12 @@ i32 extractPacks() {
         strcat(full_file_path, path);
         FILE *unpacked_file = fopen(full_file_path, "wb+");
 
+        // TODO: some files are under 48 bytes? which is the size of the file header?
+        if (remove_header && size > 0x30) {
+            offset += 0x30;
+            size -= 0x30;
+        }
+
         fseek(data_packs[pack], offset, SEEK_SET);
 
         u8 *file_buffer = malloc(size);

src/extract.h

@@ -16,6 +16,8 @@ typedef struct {
 // TODO: don't hardcode the number of data packs
 extern FILE *data_packs[DATA_FILE_NUM];
 
+extern bool remove_header;
+
 i32 extractPacks();
 
 #endif

src/main.c

@@ -2,9 +2,16 @@
 
 #include "extract.h"
 
-i32 main() {
+i32 main(i32 argc, u8 *argv[]) {
     printLog("pennyunpacker\n");
 
+    for (i32 i = 0; i < argc; i++) {
+        if (strcmp(argv[i], "--rmheader") == 0) {
+            remove_header = true;
+        }
+    }
+    printLog("%d", remove_header);
+
     extractPacks();
 
     return 0;