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Create a more generic data structure for mkisofs, allows to write my own apple driver

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This commit is contained in:
Laurent Vivier 2006-10-16 20:01:40 +00:00
parent 54521d6fe9
commit 151189f71f
1 changed files with 19 additions and 20 deletions
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39
tools/emile-mkisofs.c
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@ -118,46 +118,45 @@ static int create_apple_driver(char *temp, char *appledriver, char *first_level)
memset(&block0, 0, sizeof(block0));
write_short(&block0.Sig, DD_SIGNATURE);
write_short(&block0.BlkSize, BLOCKSIZE);
write_long(&block0.BlkCount, 0);
write_long(&block0.BlkCount, 0); // set by mkisofs
write_short(&block0.DevType, 1);
write_short(&block0.DevId, 1);
write_long(&block0.Data, 0);
write_short(&block0.DrvrCount, 1);
write_long(&block0.DrvInfo[0].Block, 16); /* start block in BlkSize blocks */
write_short(&block0.DrvInfo[0].Size, 4); /* in 512 block size */
write_long(&block0.DrvInfo[0].Block, 0);
write_short(&block0.DrvInfo[0].Size, (st.st_size + 512 - 1) / 512);
write_short(&block0.DrvInfo[0].Type, kDriverTypeMacSCSI);
memset(&map512, 0, sizeof(map512));
write_short(&map512.Sig, MAP_SIGNATURE);
write_long(&map512.MapBlkCnt, 5);
write_long(&map512.PyPartStart, 64); // 64 * 512
write_long(&map512.PartBlkCnt, 128); // 128 * 512
write_long(&map512.PartBlkCnt, (st.st_size + 512 - 1) / 512);
write_long(&map512.PyPartStart,0);
strncpy(map512.PartName, "Macintosh", 32);
strncpy(map512.PartType, APPLE_DRIVER43, 32);
write_long((unsigned int*)(map512.PartType + 28), kPatchSnag);
write_long(&map512.LgDataStart, 0);
write_long(&map512.DataCnt, 128);
write_long(&map512.PartStatus, 0x0000007f);
write_long(&map512.DataCnt, 0);
write_long(&map512.PartStatus, kPartitionAUXIsValid |
kPartitionAUXIsAllocated |
kPartitionAUXIsInUse |
kPartitionAUXIsBootValid |
kPartitionAUXIsReadable |
kPartitionAUXIsWriteable |
kPartitionAUXIsBootCodePositionIndependent |
kPartitionIsChainCompatible |
kPartitionIsRealDeviceDriver);
write_long(&map512.LgBootStart, 0);
write_long(&map512.BootSize, 9622);
write_long(&map512.BootSize, st.st_size);
write_long(&map512.BootAddr, 0);
write_long(&map512.BootAddr2, 0);
write_long(&map512.BootEntry, 0);
write_long(&map512.BootEntry2, 0);
write_long(&map512.BootCksum, 0xb7fb);
write_long(&map512.BootCksum, emile_checksum(driver, st.st_size));
strncpy(map512.Processor, "68000", 16);
map512.Pad[1] = 0x5200;
map512.Pad[3] = 0x0e00;
map512.Pad[13] = 0x2b00;
write_long((u_int32_t*)map512.Pad, kSCSICDDriverSignature);
map2048 = map512;
write_long(&map2048.BootSize, 7146);
write_long(&map2048.PyPartStart, read_long(&map512.PyPartStart) / 4);
write_long(&map2048.PartBlkCnt, read_long(&map512.PartBlkCnt) / 4);
write_long(&map2048.BootCksum, 0x84b8);
write_long((unsigned int*)(map512.Pad + 186), 0x4d524b53); // 'MRKS'
write_long(&map2048.PartBlkCnt, (st.st_size + BLOCKSIZE - 1) / BLOCKSIZE);
strcpy(temp, "/tmp/emile-mkisofs-XXXXXX");
mkstemp(temp);