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SOC_U: Remove usage of GetPointer

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This commit is contained in:
Subv 2016-04-19 01:08:16 -05:00
parent 59b268de35
commit 99695d03d2
1 changed files with 74 additions and 28 deletions
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102
src/core/hle/service/soc_u.cpp
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@ -373,14 +373,18 @@ static void Bind(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer(); u32* cmd_buffer = Kernel::GetCommandBuffer();
u32 socket_handle = cmd_buffer[1]; u32 socket_handle = cmd_buffer[1];
u32 len = cmd_buffer[2]; u32 len = cmd_buffer[2];
CTRSockAddr* ctr_sock_addr = reinterpret_cast<CTRSockAddr*>(Memory::GetPointer(cmd_buffer[6]));
if (ctr_sock_addr == nullptr) { // Virtual address of the sock_addr structure
VAddr sock_addr_addr = cmd_buffer[6];
if (!Memory::IsValidVirtualAddress(sock_addr_addr)) {
cmd_buffer[1] = -1; // TODO(Subv): Correct code cmd_buffer[1] = -1; // TODO(Subv): Correct code
return; return;
} }
sockaddr sock_addr = CTRSockAddr::ToPlatform(*ctr_sock_addr); CTRSockAddr ctr_sock_addr;
Memory::ReadBlock(sock_addr_addr, reinterpret_cast<u8*>(&ctr_sock_addr), sizeof(CTRSockAddr));
sockaddr sock_addr = CTRSockAddr::ToPlatform(ctr_sock_addr);
int res = ::bind(socket_handle, &sock_addr, std::max<u32>(sizeof(sock_addr), len)); int res = ::bind(socket_handle, &sock_addr, std::max<u32>(sizeof(sock_addr), len));
@ -496,7 +500,7 @@ static void Accept(Service::Interface* self) {
result = TranslateError(GET_ERRNO); result = TranslateError(GET_ERRNO);
} else { } else {
CTRSockAddr ctr_addr = CTRSockAddr::FromPlatform(addr); CTRSockAddr ctr_addr = CTRSockAddr::FromPlatform(addr);
Memory::WriteBlock(cmd_buffer[0x104 >> 2], (const u8*)&ctr_addr, max_addr_len); Memory::WriteBlock(cmd_buffer[0x104 >> 2], &ctr_addr, sizeof(ctr_addr));
} }
cmd_buffer[0] = IPC::MakeHeader(4, 2, 2); cmd_buffer[0] = IPC::MakeHeader(4, 2, 2);
@ -547,20 +551,31 @@ static void SendTo(Service::Interface* self) {
u32 flags = cmd_buffer[3]; u32 flags = cmd_buffer[3];
u32 addr_len = cmd_buffer[4]; u32 addr_len = cmd_buffer[4];
u8* input_buff = Memory::GetPointer(cmd_buffer[8]); VAddr input_buff_address = cmd_buffer[8];
CTRSockAddr* ctr_dest_addr = reinterpret_cast<CTRSockAddr*>(Memory::GetPointer(cmd_buffer[10])); if (!Memory::IsValidVirtualAddress(input_buff_address)) {
if (ctr_dest_addr == nullptr) {
cmd_buffer[1] = -1; // TODO(Subv): Find the right error code cmd_buffer[1] = -1; // TODO(Subv): Find the right error code
return; return;
} }
// Memory address of the dest_addr structure
VAddr dest_addr_addr = cmd_buffer[10];
if (!Memory::IsValidVirtualAddress(dest_addr_addr)) {
cmd_buffer[1] = -1; // TODO(Subv): Find the right error code
return;
}
std::vector<u8> input_buff(len);
Memory::ReadBlock(input_buff_address, input_buff.data(), input_buff.size());
CTRSockAddr ctr_dest_addr;
Memory::ReadBlock(dest_addr_addr, reinterpret_cast<u8*>(&ctr_dest_addr), sizeof(ctr_dest_addr));
int ret = -1; int ret = -1;
if (addr_len > 0) { if (addr_len > 0) {
sockaddr dest_addr = CTRSockAddr::ToPlatform(*ctr_dest_addr); sockaddr dest_addr = CTRSockAddr::ToPlatform(ctr_dest_addr);
ret = ::sendto(socket_handle, (const char*)input_buff, len, flags, &dest_addr, sizeof(dest_addr)); ret = ::sendto(socket_handle, reinterpret_cast<const char*>(input_buff.data()), len, flags, &dest_addr, sizeof(dest_addr));
} else { } else {
ret = ::sendto(socket_handle, (const char*)input_buff, len, flags, nullptr, 0); ret = ::sendto(socket_handle, reinterpret_cast<const char*>(input_buff.data()), len, flags, nullptr, 0);
} }
int result = 0; int result = 0;
@ -591,14 +606,24 @@ static void RecvFrom(Service::Interface* self) {
std::memcpy(&buffer_parameters, &cmd_buffer[64], sizeof(buffer_parameters)); std::memcpy(&buffer_parameters, &cmd_buffer[64], sizeof(buffer_parameters));
u8* output_buff = Memory::GetPointer(buffer_parameters.output_buffer_addr); if (!Memory::IsValidVirtualAddress(buffer_parameters.output_buffer_addr)) {
cmd_buffer[1] = -1; // TODO(Subv): Find the right error code
return;
}
if (!Memory::IsValidVirtualAddress(buffer_parameters.output_src_address_buffer)) {
cmd_buffer[1] = -1; // TODO(Subv): Find the right error code
return;
}
std::vector<u8> output_buff(len);
sockaddr src_addr; sockaddr src_addr;
socklen_t src_addr_len = sizeof(src_addr); socklen_t src_addr_len = sizeof(src_addr);
int ret = ::recvfrom(socket_handle, (char*)output_buff, len, flags, &src_addr, &src_addr_len); int ret = ::recvfrom(socket_handle, reinterpret_cast<char*>(output_buff.data()), len, flags, &src_addr, &src_addr_len);
if (ret >= 0 && buffer_parameters.output_src_address_buffer != 0 && src_addr_len > 0) { if (ret >= 0 && buffer_parameters.output_src_address_buffer != 0 && src_addr_len > 0) {
CTRSockAddr* ctr_src_addr = reinterpret_cast<CTRSockAddr*>(Memory::GetPointer(buffer_parameters.output_src_address_buffer)); CTRSockAddr ctr_src_addr = CTRSockAddr::FromPlatform(src_addr);
*ctr_src_addr = CTRSockAddr::FromPlatform(src_addr); Memory::WriteBlock(buffer_parameters.output_src_address_buffer, reinterpret_cast<u8*>(&ctr_src_addr), sizeof(ctr_src_addr));
} }
int result = 0; int result = 0;
@ -606,6 +631,9 @@ static void RecvFrom(Service::Interface* self) {
if (ret == SOCKET_ERROR_VALUE) { if (ret == SOCKET_ERROR_VALUE) {
result = TranslateError(GET_ERRNO); result = TranslateError(GET_ERRNO);
total_received = 0; total_received = 0;
} else {
// Write only the data we received to avoid overwriting parts of the buffer with zeros
Memory::WriteBlock(buffer_parameters.output_buffer_addr, output_buff.data(), total_received);
} }
cmd_buffer[1] = result; cmd_buffer[1] = result;
@ -617,18 +645,28 @@ static void Poll(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer(); u32* cmd_buffer = Kernel::GetCommandBuffer();
u32 nfds = cmd_buffer[1]; u32 nfds = cmd_buffer[1];
int timeout = cmd_buffer[2]; int timeout = cmd_buffer[2];
CTRPollFD* input_fds = reinterpret_cast<CTRPollFD*>(Memory::GetPointer(cmd_buffer[6]));
CTRPollFD* output_fds = reinterpret_cast<CTRPollFD*>(Memory::GetPointer(cmd_buffer[0x104 >> 2])); VAddr input_fds_addr = cmd_buffer[6];
VAddr output_fds_addr = cmd_buffer[0x104 >> 2];
if (!Memory::IsValidVirtualAddress(input_fds_addr) || !Memory::IsValidVirtualAddress(output_fds_addr)) {
cmd_buffer[1] = -1; // TODO(Subv): Find correct error code.
return;
}
std::vector<CTRPollFD> ctr_fds(nfds);
Memory::ReadBlock(input_fds_addr, reinterpret_cast<u8*>(ctr_fds.data()), nfds * sizeof(CTRPollFD));
// The 3ds_pollfd and the pollfd structures may be different (Windows/Linux have different sizes) // The 3ds_pollfd and the pollfd structures may be different (Windows/Linux have different sizes)
// so we have to copy the data // so we have to copy the data
std::vector<pollfd> platform_pollfd(nfds); std::vector<pollfd> platform_pollfd(nfds);
std::transform(input_fds, input_fds + nfds, platform_pollfd.begin(), CTRPollFD::ToPlatform); std::transform(ctr_fds.begin(), ctr_fds.end(), platform_pollfd.begin(), CTRPollFD::ToPlatform);
const int ret = ::poll(platform_pollfd.data(), nfds, timeout); const int ret = ::poll(platform_pollfd.data(), nfds, timeout);
// Now update the output pollfd structure // Now update the output pollfd structure
std::transform(platform_pollfd.begin(), platform_pollfd.end(), output_fds, CTRPollFD::FromPlatform); std::transform(platform_pollfd.begin(), platform_pollfd.end(), ctr_fds.begin(), CTRPollFD::FromPlatform);
Memory::WriteBlock(output_fds_addr, reinterpret_cast<u8*>(ctr_fds.data()), nfds * sizeof(CTRPollFD));
int result = 0; int result = 0;
if (ret == SOCKET_ERROR_VALUE) if (ret == SOCKET_ERROR_VALUE)
@ -643,14 +681,16 @@ static void GetSockName(Service::Interface* self) {
u32 socket_handle = cmd_buffer[1]; u32 socket_handle = cmd_buffer[1];
socklen_t ctr_len = cmd_buffer[2]; socklen_t ctr_len = cmd_buffer[2];
CTRSockAddr* ctr_dest_addr = reinterpret_cast<CTRSockAddr*>(Memory::GetPointer(cmd_buffer[0x104 >> 2])); // Memory address of the ctr_dest_addr structure
VAddr ctr_dest_addr_addr = cmd_buffer[0x104 >> 2];
sockaddr dest_addr; sockaddr dest_addr;
socklen_t dest_addr_len = sizeof(dest_addr); socklen_t dest_addr_len = sizeof(dest_addr);
int ret = ::getsockname(socket_handle, &dest_addr, &dest_addr_len); int ret = ::getsockname(socket_handle, &dest_addr, &dest_addr_len);
if (ctr_dest_addr != nullptr) { if (ctr_dest_addr_addr != 0 && Memory::IsValidVirtualAddress(ctr_dest_addr_addr)) {
*ctr_dest_addr = CTRSockAddr::FromPlatform(dest_addr); CTRSockAddr ctr_dest_addr = CTRSockAddr::FromPlatform(dest_addr);
Memory::WriteBlock(ctr_dest_addr_addr, reinterpret_cast<u8*>(&ctr_dest_addr), sizeof(ctr_dest_addr));
} else { } else {
cmd_buffer[1] = -1; // TODO(Subv): Verify error cmd_buffer[1] = -1; // TODO(Subv): Verify error
return; return;
@ -682,14 +722,16 @@ static void GetPeerName(Service::Interface* self) {
u32 socket_handle = cmd_buffer[1]; u32 socket_handle = cmd_buffer[1];
socklen_t len = cmd_buffer[2]; socklen_t len = cmd_buffer[2];
CTRSockAddr* ctr_dest_addr = reinterpret_cast<CTRSockAddr*>(Memory::GetPointer(cmd_buffer[0x104 >> 2])); // Memory address of the ctr_dest_addr structure
VAddr ctr_dest_addr_addr = cmd_buffer[0x104 >> 2];
sockaddr dest_addr; sockaddr dest_addr;
socklen_t dest_addr_len = sizeof(dest_addr); socklen_t dest_addr_len = sizeof(dest_addr);
int ret = ::getpeername(socket_handle, &dest_addr, &dest_addr_len); int ret = ::getpeername(socket_handle, &dest_addr, &dest_addr_len);
if (ctr_dest_addr != nullptr) { if (ctr_dest_addr_addr != 0 && Memory::IsValidVirtualAddress(ctr_dest_addr_addr)) {
*ctr_dest_addr = CTRSockAddr::FromPlatform(dest_addr); CTRSockAddr ctr_dest_addr = CTRSockAddr::FromPlatform(dest_addr);
Memory::WriteBlock(ctr_dest_addr_addr, reinterpret_cast<u8*>(&ctr_dest_addr), sizeof(ctr_dest_addr));
} else { } else {
cmd_buffer[1] = -1; cmd_buffer[1] = -1;
return; return;
@ -711,13 +753,17 @@ static void Connect(Service::Interface* self) {
u32 socket_handle = cmd_buffer[1]; u32 socket_handle = cmd_buffer[1];
socklen_t len = cmd_buffer[2]; socklen_t len = cmd_buffer[2];
CTRSockAddr* ctr_input_addr = reinterpret_cast<CTRSockAddr*>(Memory::GetPointer(cmd_buffer[6])); // Memory address of the ctr_input_addr structure
if (ctr_input_addr == nullptr) { VAddr ctr_input_addr_addr = cmd_buffer[6];
if (!Memory::IsValidVirtualAddress(ctr_input_addr_addr)) {
cmd_buffer[1] = -1; // TODO(Subv): Verify error cmd_buffer[1] = -1; // TODO(Subv): Verify error
return; return;
} }
sockaddr input_addr = CTRSockAddr::ToPlatform(*ctr_input_addr); CTRSockAddr ctr_input_addr;
Memory::ReadBlock(ctr_input_addr_addr, reinterpret_cast<u8*>(&ctr_input_addr), sizeof(ctr_input_addr));
sockaddr input_addr = CTRSockAddr::ToPlatform(ctr_input_addr);
int ret = ::connect(socket_handle, &input_addr, sizeof(input_addr)); int ret = ::connect(socket_handle, &input_addr, sizeof(input_addr));
int result = 0; int result = 0;
if (ret != 0) if (ret != 0)