Conquest Save File Tools

conquestsavefiletools.bsps

main:
    print .message1
    print .message2
    print .message3
    menu #0, .options
    jumptable #0
    dw Max_IVs

.message1
    string "Mathy's Conquest Save File Tools v0.0"
.message2
    string "Use only for a Pokemon Conquest (USA) save file."
.message3
    string "What would you like to do?"
.options
    dw .option1
    dw -1
.option1
    string "Max out all IVs (only option currently)"

    define GALLERY_BLOCK_OFFSET, 0x78b6
    define HEADER_LENGTH, 0x18
    define WARRIOR_LIST_LENGTH, 0xe10
    define TOTAL_LENGTH, 0x3c84

    define FORRETRESS, 56
    define NUM_POKEMON, 1000

    define i, 0
    define species, 1
    define checksum, 2

Max_IVs:
    add #0, GALLERY_BLOCK_OFFSET, HEADER_LENGTH
    add #0, WARRIOR_LIST_LENGTH
    seek #0
    xor #i, #i
.loop
    readword #species
    and #species, 0xff

    lockpos
    readword #2
    or #2, 0x3fff8000
    unlockpos
    writeword #2

    lockpos
    readword #2
    unlockpos
    ifne #species, FORRETRESS, .not_forretress

    xor #3, 0x1f, 0xffffffff
    and #2, #3
    jump .endif
.not_forretress
    or #2, 0x1f
.endif
    writeword #2

    increment #i
    iflt #i, NUM_POKEMON, .loop

    ; calculate checksum
    add #0, GALLERY_BLOCK_OFFSET, HEADER_LENGTH
    seek #0
    xor #i, #i
    xor #checksum, #checksum
.checksum_loop
    readbyte #3
    add #checksum, #3
    increment #i
    iflt #i, TOTAL_LENGTH, .checksum_loop

    seek GALLERY_BLOCK_OFFSET
    writeword #checksum

    return