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fix some memory offset checks (#1243)

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Logan McNaughton authored and GitHub committed 2026-10-06 09:38:47 +00:00
1 parent 9a46a22a05
commit dd4df5fbca
5 files changed
+11 -7
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parallel-rdp/interface.cpp
+6 -2
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@@ -779,8 +779,12 @@ void rdp_save_state(uint8_t *state) {
}
}
void rdp_load_state(GFX_INFO _gfx_info, const uint8_t *state) {
void rdp_load_state(GFX_INFO _gfx_info, const uint8_t *state,
size_t state_size) {
gfx_info = _gfx_info;
if (state_size < rdp_state_size()) {
return;
}
memcpy(&rdp_device, state, sizeof(RDP_DEVICE));
if (g_tmem) {
@@ -852,7 +856,7 @@ uint64_t rdp_process_commands() {
return interrupt_timer;
} else {
do {
offset &= 0xFFFFF8;
offset &= (gfx_info.RDRAM_SIZE - 1) & ~uint32_t(7);
rdp_device.cmd_data[2 * rdp_device.cmd_ptr + 0] =
*reinterpret_cast<const uint32_t *>(gfx_info.RDRAM + offset);
rdp_device.cmd_data[2 * rdp_device.cmd_ptr + 1] =