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desmume
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- add check for bounds of internal cheats;

This commit is contained in:
mtabachenko 2009-12-24 18:49:50 +00:00
parent e629f9ea7a
commit 3969516d0b
1 changed files with 7 additions and 1 deletions
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6
desmume/src/cheatSystem.cpp
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@ -655,6 +655,11 @@ BOOL CHEATS::load()
strcpy(tmp_cht.description, (buf + descr_pos + 1)); strcpy(tmp_cht.description, (buf + descr_pos + 1));
tmp_cht.num = strlen(tmp_code) / 16; tmp_cht.num = strlen(tmp_code) / 16;
if ((tmp_cht.type == 0) && (tmp_cht.num > 1))
{
INFO("Cheats: Too many values for internal cheat\n", line);
continue;
}
for (int i = 0; i < tmp_cht.num; i++) for (int i = 0; i < tmp_cht.num; i++)
{ {
char tmp_buf[9] = {0}; char tmp_buf[9] = {0};
@ -665,6 +670,7 @@ BOOL CHEATS::load()
if (tmp_cht.type == 0) if (tmp_cht.type == 0)
{ {
tmp_cht.size = std::min<u32>(3, ((tmp_cht.code[i][0] & 0xF0000000) >> 28)); tmp_cht.size = std::min<u32>(3, ((tmp_cht.code[i][0] & 0xF0000000) >> 28));
tmp_cht.code[i][0] &= 0x00FFFFFF;
} }
strncpy(tmp_buf, (char*)(tmp_code + (i*16) + 8), 8); strncpy(tmp_buf, (char*)(tmp_code + (i*16) + 8), 8);