src_platform/playdate/bz/resources/resource.c

   1 #include <bz/resources/resource.h>
   2
   3 #include <bz/memory/allocator.h>
   4 #include <bz/resources/identifier.h>
   5 #include <playdate/entrypoint.h>
   6 #include <stdarg.h>
   7
   8 struct BZResource { SDFile *unused; };
   9
  10 BZResourceID bzResourcesOpenResource(const char *type, const char *identifierFmt, ...) {
  11         bzMakeIdentifier(identifier, identifierFmt);
  12         bzLog("Trying to load: %s", identifier);
  13
  14         BZResourceID resource = (BZResourceID)playdate->file->open(identifier, kFileRead);
  15         return resource;
  16 }
  17
  18 extern void bzResourcesCloseResource(BZResourceID resource) {
  19         SDFile *handle = (SDFile *)resource;
  20         playdate->file->close(handle);
  21 }
  22
  23 size_t bzResourcesFileLength(BZResourceID resource) {
  24         SDFile *handle = (SDFile *)resource;
  25
  26         int reset, size;
  27
  28         reset = playdate->file->tell(handle);
  29         playdate->file->seek(handle, 0, SEEK_END);
  30         size = playdate->file->tell(handle);
  31         playdate->file->seek(handle, reset, SEEK_SET);
  32
  33         return size;
  34 }
  35
  36 size_t bzResourcesTell(BZResourceID resource) {
  37         SDFile *handle = (SDFile *)resource;
  38         return playdate->file->tell(handle);
  39 }
  40
  41 size_t bzResourcesSeek(BZResourceID resource, size_t position) {
  42         SDFile *handle = (SDFile *)resource;
  43         return playdate->file->seek(handle, position, SEEK_SET);
  44 }
  45
  46 size_t bzResourcesReadBytes(BZResourceID resource, void *outputBuffer, size_t numBytes) {
  47         SDFile *handle = (SDFile *)resource;
  48         return playdate->file->read(handle, outputBuffer, numBytes);
  49 }