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This commit is contained in:
Manoj Ampalam 2016-01-07 23:04:20 -08:00
parent 71bd3ccd8f
commit c2da6ce9a4
3 changed files with 93 additions and 28 deletions
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3
contrib/win32/w32-posix-prototype/win32posix/Tests/unittest1.cpp
View File

@ -37,7 +37,6 @@ namespace UnitTests
struct sockaddr_storage their_addr; // connector's address information
socklen_t sin_size;
int yes = 1;
char s[INET6_ADDRSTRLEN];
int rv;
#define PORT "3490" // the port users will be connecting to
@ -97,7 +96,7 @@ namespace UnitTests
FD_SET(sockfd, &read_set);
struct timeval timeout;
timeout.tv_sec = 30;
timeout.tv_sec = 300;
timeout.tv_usec = 0;
int ret = select(sockfd, &read_set, &write_set, &except_set, &timeout);

6
contrib/win32/w32-posix-prototype/win32posix/win32posix.sln
View File

@ -7,6 +7,8 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "win32posix", "win32posix\wi
EndProject
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "Tests", "Tests\Tests.vcxproj", "{76AFACE0-9135-4D82-9A65-3B82084211E6}"
EndProject
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "SampleServer", "SampleServer\SampleServer.vcxproj", "{D52F8255-C3A9-4416-A0A6-8CE63A4D7E43}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Win32 = Debug|Win32
@ -21,6 +23,10 @@ Global
{76AFACE0-9135-4D82-9A65-3B82084211E6}.Debug|Win32.Build.0 = Debug|Win32
{76AFACE0-9135-4D82-9A65-3B82084211E6}.Release|Win32.ActiveCfg = Release|Win32
{76AFACE0-9135-4D82-9A65-3B82084211E6}.Release|Win32.Build.0 = Release|Win32
{D52F8255-C3A9-4416-A0A6-8CE63A4D7E43}.Debug|Win32.ActiveCfg = Debug|Win32
{D52F8255-C3A9-4416-A0A6-8CE63A4D7E43}.Debug|Win32.Build.0 = Debug|Win32
{D52F8255-C3A9-4416-A0A6-8CE63A4D7E43}.Release|Win32.ActiveCfg = Release|Win32
{D52F8255-C3A9-4416-A0A6-8CE63A4D7E43}.Release|Win32.Build.0 = Release|Win32
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE

112
contrib/win32/w32-posix-prototype/win32posix/win32posix/socketio.c
View File

@ -101,7 +101,7 @@ void CALLBACK WSARecvCompletionRoutine(
IN DWORD dwFlags
)
{
struct w32_io* pio = lpOverlapped - offsetof(struct w32_io, read_overlapped);
struct w32_io* pio = (struct w32_io*)((char*)lpOverlapped - offsetof(struct w32_io, read_overlapped));
pio->read_details.error = dwError;
pio->read_details.remaining = cbTransferred;
pio->read_details.completed = 0;
@ -110,7 +110,7 @@ void CALLBACK WSARecvCompletionRoutine(
int socketio_recv(struct w32_io* pio, void *buf, size_t len, int flags) {
int ret = 0;
DWORD bytes_received;
WSABUF* wsabuf;
//if io is already pending
if (pio->read_details.pending)
@ -122,12 +122,12 @@ int socketio_recv(struct w32_io* pio, void *buf, size_t len, int flags) {
//initialize recv buffers if needed
if (pio->read_overlapped.hEvent == NULL)
{
WSABUF* wsabuf = malloc(sizeof(WSABUF));
wsabuf = malloc(sizeof(WSABUF));
if (wsabuf) {
wsabuf->len = 1024;
wsabuf->buf = malloc(wsabuf->len);
}
if (!wsabuf || !wsabuf->buf)
{
if (wsabuf)
@ -138,6 +138,8 @@ int socketio_recv(struct w32_io* pio, void *buf, size_t len, int flags) {
pio->read_overlapped.hEvent = (HANDLE)wsabuf;
}
else
wsabuf = (WSABUF*)pio->read_overlapped.hEvent;
//if we have some buffer copy it and retun #bytes copied
if (pio->read_details.remaining)
@ -149,9 +151,9 @@ int socketio_recv(struct w32_io* pio, void *buf, size_t len, int flags) {
}
//TODO - implement flags if any needed for OpenSSH
ret = WSARecv(pio->sock, (WSABUF*)pio->read_overlapped.hEvent, 1, &bytes_received, 0, &pio->read_overlapped, &WSARecvCompletionRoutine);
ret = WSARecv(pio->sock, wsabuf, 1, NULL, 0, &pio->read_overlapped, &WSARecvCompletionRoutine);
if (ret == 0)
{
{
//receive has completed and APC is scheduled, let it run
pio->read_details.pending = TRUE;
SleepEx(1, TRUE);
@ -162,32 +164,35 @@ int socketio_recv(struct w32_io* pio, void *buf, size_t len, int flags) {
//we should have some bytes copied to internal buffer
}
else if (ret == WSA_IO_PENDING) {
//io is initiated and pending
pio->read_details.pending = TRUE;
if (w32_io_is_blocking(pio))
else { //(ret == SOCKET_ERROR)
if (WSAGetLastError() == WSA_IO_PENDING)
{
//wait until io is done
while (pio->read_details.pending)
SleepEx(INFINITE, TRUE);
//io is initiated and pending
pio->read_details.pending = TRUE;
if (w32_io_is_blocking(pio))
{
//wait until io is done
while (pio->read_details.pending)
SleepEx(INFINITE, TRUE);
}
else {
errno = EAGAIN;
return -1;
}
}
else {
errno = EAGAIN;
else { //failed
errno = getWSAErrno();
return -1;
}
}
else { //failed
errno = getWSAErrno();
return -1;
}
//by this time we should have some bytes in internal buffer
//if we have some buffer copy it and retun #bytes copied
if (pio->read_details.remaining)
{
int num_bytes_copied = min(len, pio->read_details.remaining);
memcpy(buf, pio->read_overlapped.hEvent, num_bytes_copied);
memcpy(buf, ((WSABUF*)pio->read_overlapped.hEvent)->buf, num_bytes_copied);
pio->read_details.remaining -= num_bytes_copied;
return num_bytes_copied;
}
@ -205,7 +210,7 @@ void CALLBACK WSASendCompletionRoutine(
IN DWORD dwFlags
)
{
struct w32_io* pio = lpOverlapped - offsetof(struct w32_io, write_overlapped);
struct w32_io* pio = (struct w32_io*)((char*)lpOverlapped - offsetof(struct w32_io, write_overlapped));
pio->write_details.error = dwError;
//assert that remaining == cbTransferred
pio->write_details.remaining -= cbTransferred;
@ -213,10 +218,20 @@ void CALLBACK WSASendCompletionRoutine(
}
int socketio_send(struct w32_io* pio, const void *buf, size_t len, int flags) {
int ret = 0;
WSABUF* wsabuf;
//if io is already pending
if (pio->write_details.pending)
{
errno = EAGAIN;
return -1;
}
//initialize buffers if needed
if (pio->write_overlapped.hEvent == NULL)
{
WSABUF* wsabuf = malloc(sizeof(WSABUF));
wsabuf = malloc(sizeof(WSABUF));
if (wsabuf) {
wsabuf->len = 1024;
wsabuf->buf = malloc(wsabuf->len);
@ -232,6 +247,50 @@ int socketio_send(struct w32_io* pio, const void *buf, size_t len, int flags) {
pio->write_overlapped.hEvent = (HANDLE)wsabuf;
}
else {
wsabuf = (WSABUF*)pio->write_overlapped.hEvent;
}
wsabuf->len = min(1024, len);
memcpy(wsabuf->buf, buf, wsabuf->len);
ret = WSASend(pio->sock, wsabuf, 1, NULL, 0, &pio->write_overlapped, &WSASendCompletionRoutine);
if (ret == 0)
{
//send has completed and APC is scheduled, let it run
pio->write_details.pending = TRUE;
pio->write_details.remaining = wsabuf->len;
SleepEx(1, TRUE);
if ((pio->write_details.pending == FALSE) || (pio->write_details.remaining != 0)) {
errno = EOTHER;
return -1;
}
//return num of bytes written
return wsabuf->len;
}
else { //(ret == SOCKET_ERROR)
if (WSAGetLastError() == WSA_IO_PENDING)
{
//io is initiated and pending
pio->write_details.pending = TRUE;
pio->write_details.remaining = wsabuf->len;
if (w32_io_is_blocking(pio))
{
//wait until io is done
while (pio->write_details.pending)
SleepEx(INFINITE, TRUE);
}
return wsabuf->len;
}
else { //failed
errno = getWSAErrno();
return -1;
}
}
}
@ -263,7 +322,8 @@ struct w32_io* socketio_accept(struct w32_io* pio, struct sockaddr* addr, int* a
errno = ENOMEM;
return NULL;
}
memset(accept_io, 0, sizeof(struct w32_io));
if (w32_io_is_blocking(pio)) {
accept_io->sock = accept(pio->sock, addr, addrlen);
if (accept_io->sock == INVALID_SOCKET) {
@ -277,7 +337,7 @@ struct w32_io* socketio_accept(struct w32_io* pio, struct sockaddr* addr, int* a
if (FALSE == socketio_is_ioready(pio, TRUE)) {
free(accept_io);
errno = EAGAIN;
return -1;
return NULL;
}
struct acceptEx_context* context = (struct acceptEx_context*)pio->context;