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Corrects partition map: string fields are 32 bytes long.

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This commit is contained in:
Thomas Harte 2019-09-17 21:46:14 -04:00
parent 2f6c366668
commit ff43674638
1 changed files with 17 additions and 16 deletions
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33
Storage/MassStorage/Encodings/MacintoshVolume.cpp
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@ -92,34 +92,35 @@ std::vector<uint8_t> Mapper::convert_source_block(ssize_t source_address, std::v
partition[10] = uint8_t(details.start_block >> 8); partition[10] = uint8_t(details.start_block >> 8);
partition[11] = uint8_t(details.start_block); partition[11] = uint8_t(details.start_block);
partition[52] = partition[12] = uint8_t(details.size >> 24); partition[84] = partition[12] = uint8_t(details.size >> 24);
partition[53] = partition[13] = uint8_t(details.size >> 16); partition[85] = partition[13] = uint8_t(details.size >> 16);
partition[54] = partition[14] = uint8_t(details.size >> 8); partition[86] = partition[14] = uint8_t(details.size >> 8);
partition[55] = partition[15] = uint8_t(details.size); partition[87] = partition[15] = uint8_t(details.size);
// 32 bytes are allocated for each of the following strings.
memcpy(&partition[16], details.name, strlen(details.name)); memcpy(&partition[16], details.name, strlen(details.name));
memcpy(&partition[32], details.type, strlen(details.type)); memcpy(&partition[48], details.type, strlen(details.type));
partition[59] = details.status; partition[91] = details.status;
// The third entry in this constructed partition map is the driver; // The third entry in this constructed partition map is the driver;
// add some additional details. // add some additional details.
if(source_address == 3) { if(source_address == 3) {
partition[66] = 0x13; partition[98] = 0x13;
partition[67] = 0x9e; /* This version of the driver code is 0x139e bytes long. */ partition[99] = 0x9e; /* This version of the driver code is 0x139e bytes long. */
partition[86] = 0x84; partition[118] = 0x84;
partition[87] = 0xb9; /* Driver checksum. */ partition[119] = 0xb9; /* Driver checksum. */
memcpy(&partition[88], "68000", strlen("68000")); /* Driver is for the 68000. */ memcpy(&partition[120], "68000", strlen("68000")); /* Driver is for the 68000. */
// Various non-zero values that Apple HD SC Tool wrote are below; they are // Various non-zero values that Apple HD SC Tool wrote are below; they are
// documented as reserved officially, so I don't know their meaning. // documented as reserved officially, so I don't know their meaning.
partition[105] = 0x01; partition[137] = 0x01;
partition[106] = 0x06; partition[138] = 0x06;
partition[111] = 0x01; partition[143] = 0x01;
partition[115] = 0x02; partition[147] = 0x02;
partition[117] = 0x07; partition[149] = 0x07;
} }
return partition; return partition;