mirror/rpcs3
1
0
Fork 0
mirror of https://github.com/RPCS3/rpcs3.git synced 2025-03-12 04:14:35 +00:00
Code Issues Packages Projects Releases Wiki Activity

sys_net: Fix sys_net_bnet_getsockname page faults

Browse Source 
+ EINVAL checks
This commit is contained in:
Eladash 2020-04-12 11:40:29 +03:00 committed by Ani
parent 7399a3f1e9
commit 60a63fa4b6
1 changed files with 18 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
rpcs3/Emu/Cell/lv2/sys_net.cpp
View File

@ -817,29 +817,23 @@ error_code sys_net_bnet_getsockname(ppu_thread& ppu, s32 s, vm::ptr<sys_net_sock
sys_net.warning("sys_net_bnet_getsockname(s=%d, addr=*0x%x, paddrlen=*0x%x)", s, addr, paddrlen);
// Note: paddrlen is both an input and output argument
if (!addr || !paddrlen || *paddrlen < addr.size())
{
return -SYS_NET_EINVAL;
}
::sockaddr_storage native_addr;
::socklen_t native_addrlen = sizeof(native_addr);
const auto sock = idm::check<lv2_socket>(s, [&](lv2_socket& sock) -> sys_net_error
{
std::lock_guard lock(sock.mutex);
::sockaddr_storage native_addr;
::socklen_t native_addrlen = sizeof(native_addr);
if (::getsockname(sock.socket, reinterpret_cast<struct sockaddr*>(&native_addr), &native_addrlen) == 0)
{
verify(HERE), native_addr.ss_family == AF_INET;
vm::ptr<sys_net_sockaddr_in> paddr = vm::cast(addr.addr());
if (paddrlen)
{
*paddrlen = sizeof(sys_net_sockaddr_in);
}
paddr->sin_len = sizeof(sys_net_sockaddr_in);
paddr->sin_family = SYS_NET_AF_INET;
paddr->sin_port = std::bit_cast<be_t<u16>, u16>(reinterpret_cast<struct sockaddr_in*>(&native_addr)->sin_port);
paddr->sin_addr = std::bit_cast<be_t<u32>, u32>(reinterpret_cast<struct sockaddr_in*>(&native_addr)->sin_addr.s_addr);
paddr->sin_zero = 0;
return {};
}
@ -856,6 +850,15 @@ error_code sys_net_bnet_getsockname(ppu_thread& ppu, s32 s, vm::ptr<sys_net_sock
return -sock.ret;
}
*paddrlen = sizeof(sys_net_sockaddr_in);
vm::ptr<sys_net_sockaddr_in> paddr = vm::cast(addr.addr());
paddr->sin_len = sizeof(sys_net_sockaddr_in);
paddr->sin_family = SYS_NET_AF_INET;
paddr->sin_port = std::bit_cast<be_t<u16>, u16>(reinterpret_cast<struct sockaddr_in*>(&native_addr)->sin_port);
paddr->sin_addr = std::bit_cast<be_t<u32>, u32>(reinterpret_cast<struct sockaddr_in*>(&native_addr)->sin_addr.s_addr);
paddr->sin_zero = 0;
return CELL_OK;
}