pine: replace goto with lambda

This commit is contained in:
Megamouse 2023-01-07 12:43:05 +01:00 committed by Ivan
parent 18966d424c
commit b9f733c401

View File

@ -147,10 +147,16 @@ namespace pine
u32 ret_cnt = 5;
u32 buf_cnt = 0;
const auto error = [&]()
{
return IPCBuffer{ 5, MakeFailIPC(ret_buffer) };
};
while (buf_cnt < buf_size)
{
if (!SafetyChecks(buf_cnt, 1, ret_cnt, 0, buf_size))
return IPCBuffer{ 5, MakeFailIPC(ret_buffer) };
return error();
buf_cnt++;
// example IPC messages: MsgRead/Write
// refer to the client doc for more info on the format
@ -169,10 +175,10 @@ namespace pine
case MsgRead8:
{
if (!SafetyChecks(buf_cnt, 4, ret_cnt, 1, buf_size))
goto error;
return error();
const u32 a = FromArray<u32>(&buf[buf_cnt], 0);
if (!Impl::template check_addr(a))
goto error;
return error();
const u8 res = Impl::read8(a);
ToArray(ret_buffer, res, ret_cnt);
ret_cnt += 1;
@ -182,10 +188,10 @@ namespace pine
case MsgRead16:
{
if (!SafetyChecks(buf_cnt, 4, ret_cnt, 2, buf_size))
goto error;
return error();
const u32 a = FromArray<u32>(&buf[buf_cnt], 0);
if (!Impl::template check_addr<2>(a))
goto error;
return error();
const u16 res = Impl::read16(a);
ToArray(ret_buffer, res, ret_cnt);
ret_cnt += 2;
@ -195,10 +201,10 @@ namespace pine
case MsgRead32:
{
if (!SafetyChecks(buf_cnt, 4, ret_cnt, 4, buf_size))
goto error;
return error();
const u32 a = FromArray<u32>(&buf[buf_cnt], 0);
if (!Impl::template check_addr<4>(a))
goto error;
return error();
const u32 res = Impl::read32(a);
ToArray(ret_buffer, res, ret_cnt);
ret_cnt += 4;
@ -208,10 +214,10 @@ namespace pine
case MsgRead64:
{
if (!SafetyChecks(buf_cnt, 4, ret_cnt, 8, buf_size))
goto error;
return error();
const u32 a = FromArray<u32>(&buf[buf_cnt], 0);
if (!Impl::template check_addr<8>(a))
goto error;
return error();
u64 res = Impl::read64(a);
ToArray(ret_buffer, res, ret_cnt);
ret_cnt += 8;
@ -221,10 +227,10 @@ namespace pine
case MsgWrite8:
{
if (!SafetyChecks(buf_cnt, 1 + 4, ret_cnt, 0, buf_size))
goto error;
return error();
const u32 a = FromArray<u32>(&buf[buf_cnt], 0);
if (!Impl::template check_addr(a, vm::page_writable))
goto error;
return error();
Impl::write8(a, FromArray<u8>(&buf[buf_cnt], 4));
buf_cnt += 5;
break;
@ -232,10 +238,10 @@ namespace pine
case MsgWrite16:
{
if (!SafetyChecks(buf_cnt, 2 + 4, ret_cnt, 0, buf_size))
goto error;
return error();
const u32 a = FromArray<u32>(&buf[buf_cnt], 0);
if (!Impl::template check_addr<2>(a, vm::page_writable))
goto error;
return error();
Impl::write16(a, FromArray<u16>(&buf[buf_cnt], 4));
buf_cnt += 6;
break;
@ -243,10 +249,10 @@ namespace pine
case MsgWrite32:
{
if (!SafetyChecks(buf_cnt, 4 + 4, ret_cnt, 0, buf_size))
goto error;
return error();
const u32 a = FromArray<u32>(&buf[buf_cnt], 0);
if (!Impl::template check_addr<4>(a, vm::page_writable))
goto error;
return error();
Impl::write32(a, FromArray<u32>(&buf[buf_cnt], 4));
buf_cnt += 8;
break;
@ -254,10 +260,10 @@ namespace pine
case MsgWrite64:
{
if (!SafetyChecks(buf_cnt, 8 + 4, ret_cnt, 0, buf_size))
goto error;
return error();
const u32 a = FromArray<u32>(&buf[buf_cnt], 0);
if (!Impl::template check_addr<8>(a, vm::page_writable))
goto error;
return error();
Impl::write64(a, FromArray<u64>(&buf[buf_cnt], 4));
buf_cnt += 12;
break;
@ -268,7 +274,7 @@ namespace pine
snprintf(version, sizeof(version), "RPCS3 %s", Impl::get_version_and_branch().c_str());
const u32 size = strlen(version) + 1;
if (!SafetyChecks(buf_cnt, 0, ret_cnt, size + 4, buf_size))
goto error;
return error();
ToArray(ret_buffer, size, ret_cnt);
ret_cnt += 4;
memcpy(&ret_buffer[ret_cnt], version, size);
@ -278,7 +284,7 @@ namespace pine
case MsgStatus:
{
if (!SafetyChecks(buf_cnt, 0, ret_cnt, 4, buf_size))
goto error;
return error();
EmuStatus status = Impl::get_status();
ToArray(ret_buffer, status, ret_cnt);
ret_cnt += 4;
@ -292,7 +298,7 @@ namespace pine
char* title = new char[size];
snprintf(title, size, "%s", title_string.c_str());
if (!SafetyChecks(buf_cnt, 0, ret_cnt, size + 4, buf_size))
goto error;
return error();
ToArray(ret_buffer, size, ret_cnt);
ret_cnt += 4;
memcpy(&ret_buffer[ret_cnt], title, size);
@ -307,7 +313,7 @@ namespace pine
char* title_id = new char[size];
snprintf(title_id, size, "%s", title_id_string.c_str());
if (!SafetyChecks(buf_cnt, 0, ret_cnt, size + 4, buf_size))
goto error;
return error();
ToArray(ret_buffer, size, ret_cnt);
ret_cnt += 4;
memcpy(&ret_buffer[ret_cnt], title_id, size);
@ -322,7 +328,7 @@ namespace pine
char* hash = new char[size];
snprintf(hash, size, "%s", hash_string.c_str());
if (!SafetyChecks(buf_cnt, 0, ret_cnt, size + 4, buf_size))
goto error;
return error();
ToArray(ret_buffer, size, ret_cnt);
ret_cnt += 4;
memcpy(&ret_buffer[ret_cnt], hash, size);
@ -337,7 +343,7 @@ namespace pine
char* game_version = new char[size];
snprintf(game_version, size, "%s", game_version_string.c_str());
if (!SafetyChecks(buf_cnt, 0, ret_cnt, size, buf_size))
goto error;
return error();
ToArray(ret_buffer, size, ret_cnt);
ret_cnt += 4;
memcpy(&ret_buffer[ret_cnt], game_version, size);
@ -347,8 +353,7 @@ namespace pine
}
default:
{
error:
return IPCBuffer{ 5, MakeFailIPC(ret_buffer) };
return error();
}
}
}