Img3Element *readImg3Element(AbstractFile * file)
{
Img3Element *toReturn;
AppleImg3Header *header;
off_t curPos;
curPos = file->tell(file);
header = (AppleImg3Header *) malloc(sizeof(AppleImg3Header));
file->read(file, header, sizeof(AppleImg3Header));
flipAppleImg3Header(header);
toReturn = (Img3Element *) malloc(sizeof(Img3Element));
toReturn->header = header;
toReturn->next = NULL;
switch (header->magic) {
case IMG3_MAGIC:
readImg3Root(file, toReturn);
break;
case IMG3_KBAG_MAGIC:
toReturn->data = (unsigned char *)malloc(header->dataSize);
toReturn->write = writeImg3KBAG;
toReturn->free = freeImg3Default;
file->read(file, toReturn->data, header->dataSize);
flipAppleImg3KBAGHeader((AppleImg3KBAGHeader *) toReturn->data);
break;
default:
{
uint32_t sz = header->size - sizeof(AppleImg3Header); /* header->dataSize */
toReturn->data = (unsigned char *)malloc(sz);
toReturn->write = writeImg3Default;
toReturn->free = freeImg3Default;
file->read(file, toReturn->data, sz);
}
}
file->seek(file, curPos + toReturn->header->size);
return toReturn;
}
void writeImg3KBAG(AbstractFile* file, Img3Element* element, Img3Info* info) {
flipAppleImg3KBAGHeader((AppleImg3KBAGHeader*) element->data);
writeImg3Default(file, element, info);
flipAppleImg3KBAGHeader((AppleImg3KBAGHeader*) element->data);
}
