Beginning work on graphic windows. Hopelessly broken still....

[rodin/chimara.git] / libchimara / resource.c

diff --git a/libchimara/resource.c b/libchimara/resource.c
index b3c98ecbdc1ee9724daed6849b2bee1ad1f46136..9c40723057393c32f885365cff9dab2baa4dc6a1 100644 (file)
--- a/libchimara/resource.c
+++ b/libchimara/resource.c
@@ -37,6 +37,8 @@ giblorb_set_resource_map(strid_t file)
 
        glk_data->resource_map = newmap;
        glk_data->resource_file = file;
+
+       //giblorb_print_contents(newmap);
        return giblorb_err_None;
 }
 
@@ -59,3 +61,79 @@ giblorb_get_resource_map()
 
        return glk_data->resource_map;
 }
+
+/* giblorb_chunkdesc_t: Describes one chunk of the Blorb file. */
+typedef struct giblorb_chunkdesc_struct {
+    glui32 type;
+    glui32 len;
+    glui32 startpos; /* start of chunk header */
+    glui32 datpos; /* start of data (either startpos or startpos+8) */
+    
+    void *ptr; /* pointer to malloc'd data, if loaded */
+    int auxdatnum; /* entry in the auxsound/auxpict array; -1 if none.
+        This only applies to chunks that represent resources;  */
+    
+} giblorb_chunkdesc_t;
+
+/* giblorb_resdesc_t: Describes one resource in the Blorb file. */
+typedef struct giblorb_resdesc_struct {
+    glui32 usage;
+    glui32 resnum;
+    glui32 chunknum;
+} giblorb_resdesc_t;
+
+/* giblorb_map_t: Holds the complete description of an open Blorb file. */
+struct giblorb_map_struct {
+    glui32 inited; /* holds giblorb_Inited_Magic if the map structure is 
+        valid */
+    strid_t file;
+    
+    int numchunks;
+    giblorb_chunkdesc_t *chunks; /* list of chunk descriptors */
+    
+    int numresources;
+    giblorb_resdesc_t *resources; /* list of resource descriptors */
+    giblorb_resdesc_t **ressorted; /* list of pointers to descriptors 
+        in map->resources -- sorted by usage and resource number. */
+};
+
+void
+giblorb_print_contents(giblorb_map_t *map)
+{
+       int i;
+       for(i=0; i<map->numresources; i++) {
+               giblorb_resdesc_t *resource = map->ressorted[i];
+               printf("Resource #%d, chunknum: %d\n", resource->resnum, resource->chunknum);
+       }       
+
+       printf("\n-------\n");
+
+       for(i=0; i<map->numresources; i++) {
+               giblorb_chunkdesc_t chunk = map->chunks[i];
+               printf("Chunk #%d, type: %d\n", i, chunk.type);
+       }       
+}
+
+gchar*
+giblorb_get_error_message(giblorb_err_t err)
+{
+       switch(err)
+       {
+               case giblorb_err_None:
+                       return "not BLORB's fault";
+               case giblorb_err_CompileTime:
+                       return "BLORB compile time error";
+               case giblorb_err_Alloc:
+                       return "memory allocation failed";
+               case giblorb_err_Read:
+                       return "error during reading of file";
+               case giblorb_err_NotAMap:
+                       return "invalid resource map supplied";
+               case giblorb_err_Format:
+                       return "invalid format of resource";
+               case giblorb_err_NotFound:
+                       return "resource not found";
+               default:
+                       return "Unknown error code";
+       }
+}