Added revised functions for handling texture files

test/main.c

@@ -91,7 +91,6 @@ bool unpackpld (const char *filedata,
 }
 
 void write(const char *filename, 
-           unsigned int id, 
            const char* t, 
            unsigned int size) {
     if (filename == NULL) {
@@ -132,7 +131,7 @@ void unpacktextures(const char *filedata,
     for (i = 0; i < texturecount; i++) {
         texsize = descripts[i/(tp -> batchNumber)] -> textureSize;
         sprintf(fmt, "%s_%d.dds", filename, i);
-        write(fmt, i, filedata + tloc[i], texsize);
+        write(fmt, filedata + tloc[i], texsize);
     }
     free(fmt);
     free(tloc);
@@ -140,12 +139,43 @@ void unpacktextures(const char *filedata,
     free(batches);
 }
 
+void exporttextures(const char *filedata,
+                    unsigned int filesize,
+                    const char *filename) {
+    struct TexturePack *p = NULL;
+    struct Texture *t     = NULL;
+    struct TextureBatchDescriptor *d = NULL;
+    char * fmt            = NULL;
+    if (filename == NULL || filesize == 0) {
+        return;
+    }
+    p = (struct TexturePack*)filedata;
+    fmt = (char*)malloc(strlen(filename) + 3 + 4);
+    unsigned int i;
+    unsigned int j;
+    unsigned int id = 0;
+    for (i = 0; i < p -> batchNumber; i++) {
+        gettexdescriptor(&d, i, filedata, filesize);
+        t = (struct Texture*)
+                malloc(sizeof(struct Texture) * (d -> texNumber));
+        unpacktexbatch(t, i, filedata, filesize);
+        for (j = 0; j < d -> texNumber; j++) {
+            sprintf(fmt, "%s_%d.dds", filename, id);
+            write(fmt, t[j].data, d -> textureSize);
+            id++;
+        }
+        free(t);
+    }
+    free(fmt);
+    return;
+}
+
 int main(int argc, char ** argv) {
     char *f = argv[1];
     unsigned int bufsize = 0;
     char *buffer         = loadfile(f, &bufsize);
 //    unpackpld(buffer, bufsize, f);
-    unpacktextures(buffer, bufsize, f);
+    exporttextures(buffer, bufsize, f);
     free(buffer);
     return 0;
 }