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soc: Pass accurate sockaddr length to socket functions. (#7426)

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Steveice10 2024-02-08 11:01:38 -08:00 • committed by GitHub
parent d41ce64f7b
commit 06b26691ba
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1 changed files with 19 additions and 16 deletions
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35
src/core/hle/service/soc/soc_u.cpp
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@ -624,8 +624,9 @@ union CTRSockAddr {
static_assert(sizeof(CTRSockAddrIn6) == 28, "Invalid CTRSockAddrIn6 size");
/// Convert a 3DS CTRSockAddr to a platform-specific sockaddr
static sockaddr_storage ToPlatform(CTRSockAddr const& ctr_addr) {
static std::pair<sockaddr_storage, socklen_t> ToPlatform(CTRSockAddr const& ctr_addr) {
sockaddr_storage result{};
socklen_t result_len = sizeof(result.ss_family);
ASSERT_MSG(ctr_addr.raw.len == sizeof(CTRSockAddrIn) ||
ctr_addr.raw.len == sizeof(CTRSockAddrIn6),
"Unhandled address size (len) in CTRSockAddr::ToPlatform");
@ -637,6 +638,7 @@ union CTRSockAddr {
sockaddr_in* result_in = reinterpret_cast<sockaddr_in*>(&result);
result_in->sin_port = ctr_addr.in.sin_port;
result_in->sin_addr.s_addr = ctr_addr.in.sin_addr;
result_len = sizeof(sockaddr_in);
break;
}
case AF_INET6: {
@ -646,13 +648,14 @@ union CTRSockAddr {
sizeof(result_in6->sin6_addr));
result_in6->sin6_flowinfo = ctr_addr.in6.sin6_flowinfo;
result_in6->sin6_scope_id = ctr_addr.in6.sin6_scope_id;
result_len = sizeof(sockaddr_in6);
break;
}
default:
ASSERT_MSG(false, "Unhandled address family (sa_family) in CTRSockAddr::ToPlatform");
break;
}
return result;
return std::make_pair(result, result_len);
}
/// Convert a platform-specific sockaddr to a 3DS CTRSockAddr
@ -869,9 +872,9 @@ void SOC_U::Bind(Kernel::HLERequestContext& ctx) {
CTRSockAddr ctr_sock_addr;
std::memcpy(&ctr_sock_addr, sock_addr_buf.data(), std::min<size_t>(len, sizeof(ctr_sock_addr)));
sockaddr_storage sock_addr = CTRSockAddr::ToPlatform(ctr_sock_addr);
auto [sock_addr, sock_addr_len] = CTRSockAddr::ToPlatform(ctr_sock_addr);
s32 ret = ::bind(holder.socket_fd, reinterpret_cast<sockaddr*>(&sock_addr), sizeof(sock_addr));
s32 ret = ::bind(holder.socket_fd, reinterpret_cast<sockaddr*>(&sock_addr), sock_addr_len);
if (ret != 0)
ret = TranslateError(GET_ERRNO);
@ -1139,10 +1142,10 @@ void SOC_U::SendToOther(Kernel::HLERequestContext& ctx) {
CTRSockAddr ctr_dest_addr;
std::memcpy(&ctr_dest_addr, dest_addr_buffer.data(),
std::min<size_t>(addr_len, sizeof(ctr_dest_addr)));
sockaddr_storage dest_addr = CTRSockAddr::ToPlatform(ctr_dest_addr);
auto [dest_addr, dest_addr_len] = CTRSockAddr::ToPlatform(ctr_dest_addr);
ret = static_cast<s32>(
::sendto(holder.socket_fd, reinterpret_cast<const char*>(input_buff.data()), len, flags,
reinterpret_cast<sockaddr*>(&dest_addr), sizeof(dest_addr)));
reinterpret_cast<sockaddr*>(&dest_addr), dest_addr_len));
} else {
ret = static_cast<s32>(::sendto(holder.socket_fd,
reinterpret_cast<const char*>(input_buff.data()), len,
@ -1189,10 +1192,10 @@ s32 SOC_U::SendToImpl(SocketHolder& holder, u32 len, u32 flags, u32 addr_len,
CTRSockAddr ctr_dest_addr;
std::memcpy(&ctr_dest_addr, dest_addr_buff,
std::min<size_t>(addr_len, sizeof(ctr_dest_addr)));
sockaddr_storage dest_addr = CTRSockAddr::ToPlatform(ctr_dest_addr);
auto [dest_addr, dest_addr_len] = CTRSockAddr::ToPlatform(ctr_dest_addr);
ret = static_cast<s32>(
::sendto(holder.socket_fd, reinterpret_cast<const char*>(input_buff.data()), len, flags,
reinterpret_cast<sockaddr*>(&dest_addr), sizeof(dest_addr)));
reinterpret_cast<sockaddr*>(&dest_addr), dest_addr_len));
} else {
ret = static_cast<s32>(::sendto(holder.socket_fd,
reinterpret_cast<const char*>(input_buff.data()), len,
@ -1678,11 +1681,11 @@ void SOC_U::GetHostByAddr(Kernel::HLERequestContext& ctx) {
[[maybe_unused]] u32 out_buf_len = rp.Pop<u32>();
auto addr = rp.PopStaticBuffer();
sockaddr_storage platform_addr =
auto [platform_addr, platform_addr_len] =
CTRSockAddr::ToPlatform(*reinterpret_cast<CTRSockAddr*>(addr.data()));
struct hostent* result =
::gethostbyaddr(reinterpret_cast<char*>(&platform_addr), sizeof(platform_addr), type);
::gethostbyaddr(reinterpret_cast<char*>(&platform_addr), platform_addr_len, type);
IPC::RequestBuilder rb = rp.MakeBuilder(2, 2);
rb.Push(ResultSuccess);
@ -1774,7 +1777,7 @@ void SOC_U::Connect(Kernel::HLERequestContext& ctx) {
struct AsyncData {
// Input
SocketHolder* fd_info;
sockaddr_storage input_addr;
std::pair<sockaddr_storage, socklen_t> input_addr;
u32 socket_handle;
u32 pid;
@ -1797,8 +1800,8 @@ void SOC_U::Connect(Kernel::HLERequestContext& ctx) {
ctx.RunAsync(
[async_data](Kernel::HLERequestContext& ctx) {
async_data->ret = ::connect(async_data->fd_info->socket_fd,
reinterpret_cast<sockaddr*>(&async_data->input_addr),
sizeof(async_data->input_addr));
reinterpret_cast<sockaddr*>(&async_data->input_addr.first),
async_data->input_addr.second);
async_data->connect_error = (async_data->ret == SOCKET_ERROR_VALUE) ? GET_ERRNO : 0;
return 0;
},
@ -2081,15 +2084,15 @@ void SOC_U::GetNameInfoImpl(Kernel::HLERequestContext& ctx) {
CTRSockAddr ctr_sa;
std::memcpy(&ctr_sa, sa_buff.data(), socklen);
sockaddr_storage sa = CTRSockAddr::ToPlatform(ctr_sa);
auto [sa, sa_len] = CTRSockAddr::ToPlatform(ctr_sa);
std::vector<u8> host(hostlen);
std::vector<u8> serv(servlen);
char* host_data = hostlen > 0 ? reinterpret_cast<char*>(host.data()) : nullptr;
char* serv_data = servlen > 0 ? reinterpret_cast<char*>(serv.data()) : nullptr;
s32 ret = getnameinfo(reinterpret_cast<sockaddr*>(&sa), sizeof(sa), host_data, hostlen,
serv_data, servlen, flags);
s32 ret = getnameinfo(reinterpret_cast<sockaddr*>(&sa), sa_len, host_data, hostlen, serv_data,
servlen, flags);
if (ret == SOCKET_ERROR_VALUE) {
ret = TranslateError(GET_ERRNO);
}