Martin Michelsen
101 lines
2.1 KiB
ArmAsm
101 lines
2.1 KiB
ArmAsm
stwu [r1 - 0x40], r1
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mflr r0
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stw [r1 + 0x44], r0
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stw [r1 + 0x08], r31
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stw [r1 + 0x0C], r30
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stw [r1 + 0x10], r29
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stw [r1 + 0x14], r28
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stw [r1 + 0x18], r27
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b get_data_ptr
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get_data_ptr_ret:
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mflr r30
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lwz r27, [r30 + 0x18] # sizeof(part2)
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addi r3, r27, 0x42C # sizeof(header) + sizeof(part1) + sizeof(part2) + sizeof(unused fields after part2)
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lwz r0, [r30]
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mtctr r0
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bctrl # malloc9
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mr. r31, r3
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beq malloc9_failed
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li r0, 0x3000
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sth [r31], r0
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addi r3, r27, 0x42C
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stb [r31 + 2], r3
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rlwinm r3, r3, 24, 24, 31
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stb [r31 + 3], r3 # header = 30 00 SS SS
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lwz r4, [r30 + 0x04]
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lwz r4, [r4] # r4 = char_file_part1
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addi r3, r31, 0x0004
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li r5, 0x041C # sizeof(part1)
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bl memcpy
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lwz r4, [r30 + 0x08]
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lwz r4, [r4] # r4 = char_file_part2
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addi r3, r31, 0x0420
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mr r5, r27
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bl memcpy
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li r0, 0
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add r3, r27, r31
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addi r3, r3, 0x420 # r3 = pointer to unused fields after part2
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stw [r3 + 0], r0
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stw [r3 + 4], r0
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stw [r3 + 8], r0
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mr r28, r31
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addi r29, r27, 0x42C
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send_again:
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lwz r3, [r30 + 0x0C]
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lwz r3, [r3]
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lwz r0, [r30 + 0x14]
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mtctr r0
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bctrl # TProtocol_wait_send_drain(root_protocol)
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mr. r0, r3
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bne drain_failed
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lwz r3, [r30 + 0x0C]
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lwz r3, [r3] # root_protocol
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mr r4, r28
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mr r5, r29
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cmplwi r5, 0x05B4
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ble skip_adjust_size
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li r5, 0x05B4
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skip_adjust_size:
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add r28, r28, r5
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sub r29, r29, r5
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lwz r12, [r3 + 0x18]
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lwz r12, [r12 + 0x28]
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mtctr r12
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bctrl # root_protocol->send(&cmd, sizeof(cmd))
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cmplwi r29, 0
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bne send_again
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drain_failed:
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mr r3, r31
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lwz r0, [r30 + 0x10]
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mtctr r0
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bctrl # free9
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li r3, 0
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malloc9_failed:
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lwz r27, [r1 + 0x18]
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lwz r28, [r1 + 0x14]
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lwz r29, [r1 + 0x10]
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lwz r30, [r1 + 0x0C]
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lwz r31, [r1 + 0x08]
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lwz r0, [r1 + 0x44]
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addi r1, r1, 0x40
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mtlr r0
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blr
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memcpy:
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.include CopyDataWords
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blr
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get_data_ptr:
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bl get_data_ptr_ret
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