int writeApplePartitionMap()

in dmg/partition.c [537:590]
42 lines of code
2 McCabe index (conditional complexity)

int writeApplePartitionMap(int pNum, AbstractFile* file, Partition* partitions, unsigned int BlockSize, ChecksumFunc dataForkChecksum, void* dataForkToken, ResourceKey **resources, NSizResource** nsizIn,
		Compressor *comp, size_t runSectors) {
  AbstractFile* bufferFile;
  BLKXTable* blkx;
  ChecksumToken uncompressedToken;
  Partition* buffer;
  NSizResource* nsiz;
  CSumResource csum;
 
  size_t realPartitionSize = (PARTITION_SIZE * SECTOR_SIZE) / BlockSize * BlockSize; 
  buffer = (Partition*) malloc(realPartitionSize);
  memcpy(buffer, partitions, realPartitionSize);
  memset(&uncompressedToken, 0, sizeof(uncompressedToken));
   
  flipPartition(buffer, TRUE, BlockSize);

  bufferFile = createAbstractFileFromMemory((void**)&buffer, realPartitionSize);
   
  blkx = insertBLKX(file, bufferFile, PARTITION_OFFSET * BlockSize / SECTOR_SIZE, realPartitionSize / SECTOR_SIZE, pNum, CHECKSUM_UDIF_CRC32,
              &BlockCRC, &uncompressedToken, dataForkChecksum, dataForkToken, NULL, NULL, comp, runSectors);
  
  bufferFile->close(bufferFile);

  *((uint32_t*)blkx->checksum.data) = uncompressedToken.crc;
  
  csum.version = 1;
  csum.type = CHECKSUM_MKBLOCK;
  csum.checksum = uncompressedToken.block;

  char pName[100];
  sprintf(pName, "Apple (Apple_partition_map : %d)", pNum + 1);	
  *resources = insertData(*resources, "blkx", pNum, pName, 0, false, (const char*) blkx, sizeof(BLKXTable) + (blkx->blocksRunCount * sizeof(BLKXRun)), ATTRIBUTE_HDIUTIL);
  *resources = insertData(*resources, "cSum", 0, "", 0, false, (const char*) (&csum), sizeof(csum), 0);
  
  nsiz = (NSizResource*) malloc(sizeof(NSizResource));
  memset(nsiz, 0, sizeof(NSizResource));
  nsiz->isVolume = FALSE;
  nsiz->blockChecksum2 = uncompressedToken.block;
  nsiz->partitionNumber = 0;
  nsiz->version = 6;
  nsiz->next = NULL;
  
  if((*nsizIn) == NULL) {
    *nsizIn = nsiz;
  } else {
    nsiz->next = (*nsizIn)->next;
    (*nsizIn)->next = nsiz;
  }
  
  free(buffer);
  free(blkx);

  return pNum + 1;
}