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-rw-r--r--tests/server/sockfilt.c225
1 files changed, 112 insertions, 113 deletions
diff --git a/tests/server/sockfilt.c b/tests/server/sockfilt.c
index 60ee07f64..82bc7b8cf 100644
--- a/tests/server/sockfilt.c
+++ b/tests/server/sockfilt.c
@@ -410,7 +410,7 @@ static DWORD WINAPI select_ws_wait_thread(LPVOID lpParameter)
HANDLE mutex, signal, handle, handles[2];
INPUT_RECORD inputrecord;
LARGE_INTEGER size, pos;
- DWORD type, length;
+ DWORD type, length, ret;
/* retrieve handles from internal structure */
data = (struct select_ws_wait_data *) lpParameter;
@@ -439,21 +439,21 @@ static DWORD WINAPI select_ws_wait_thread(LPVOID lpParameter)
*/
while(WaitForMultipleObjectsEx(1, handles, FALSE, 0, FALSE)
== WAIT_TIMEOUT) {
- length = WaitForSingleObjectEx(mutex, 0, FALSE);
- if(length == WAIT_OBJECT_0) {
+ ret = WaitForSingleObjectEx(mutex, 0, FALSE);
+ if(ret == WAIT_OBJECT_0) {
/* get total size of file */
length = 0;
size.QuadPart = 0;
size.LowPart = GetFileSize(handle, &length);
if((size.LowPart != INVALID_FILE_SIZE) ||
- (GetLastError() == NO_ERROR)) {
+ (GetLastError() == NO_ERROR)) {
size.HighPart = length;
/* get the current position within the file */
pos.QuadPart = 0;
pos.LowPart = SetFilePointer(handle, 0, &pos.HighPart,
FILE_CURRENT);
if((pos.LowPart != INVALID_SET_FILE_POINTER) ||
- (GetLastError() == NO_ERROR)) {
+ (GetLastError() == NO_ERROR)) {
/* compare position with size, abort if not equal */
if(size.QuadPart == pos.QuadPart) {
/* sleep and continue waiting */
@@ -469,7 +469,7 @@ static DWORD WINAPI select_ws_wait_thread(LPVOID lpParameter)
ReleaseMutex(mutex);
break;
}
- else if(length == WAIT_ABANDONED) {
+ else if(ret == WAIT_ABANDONED) {
/* we are not allowed to process this event, because select_ws
is post-processing the signalled events and we must exit. */
break;
@@ -487,11 +487,10 @@ static DWORD WINAPI select_ws_wait_thread(LPVOID lpParameter)
*/
while(WaitForMultipleObjectsEx(2, handles, FALSE, INFINITE, FALSE)
== WAIT_OBJECT_0 + 1) {
- length = WaitForSingleObjectEx(mutex, 0, FALSE);
- if(length == WAIT_OBJECT_0) {
+ ret = WaitForSingleObjectEx(mutex, 0, FALSE);
+ if(ret == WAIT_OBJECT_0) {
/* check if this is an actual console handle */
- length = 0;
- if(GetConsoleMode(handle, &length)) {
+ if(GetConsoleMode(handle, &ret)) {
/* retrieve an event from the console buffer */
length = 0;
if(PeekConsoleInput(handle, &inputrecord, 1, &length)) {
@@ -510,7 +509,7 @@ static DWORD WINAPI select_ws_wait_thread(LPVOID lpParameter)
ReleaseMutex(mutex);
break;
}
- else if(length == WAIT_ABANDONED) {
+ else if(ret == WAIT_ABANDONED) {
/* we are not allowed to process this event, because select_ws
is post-processing the signalled events and we must exit. */
break;
@@ -528,8 +527,8 @@ static DWORD WINAPI select_ws_wait_thread(LPVOID lpParameter)
*/
while(WaitForMultipleObjectsEx(1, handles, FALSE, 0, FALSE)
== WAIT_TIMEOUT) {
- length = WaitForSingleObjectEx(mutex, 0, FALSE);
- if(length == WAIT_OBJECT_0) {
+ ret = WaitForSingleObjectEx(mutex, 0, FALSE);
+ if(ret == WAIT_OBJECT_0) {
/* peek into the pipe and retrieve the amount of data available */
length = 0;
if(PeekNamedPipe(handle, NULL, 0, NULL, &length, NULL)) {
@@ -545,9 +544,9 @@ static DWORD WINAPI select_ws_wait_thread(LPVOID lpParameter)
}
else {
/* if the pipe has NOT been closed, sleep and continue waiting */
- length = GetLastError();
- if(length != ERROR_BROKEN_PIPE) {
- logmsg("[select_ws_wait_thread] PeekNamedPipe err: %d", length);
+ ret = GetLastError();
+ if(ret != ERROR_BROKEN_PIPE) {
+ logmsg("[select_ws_wait_thread] PeekNamedPipe error: %d", ret);
SleepEx(0, FALSE);
ReleaseMutex(mutex);
continue;
@@ -562,7 +561,7 @@ static DWORD WINAPI select_ws_wait_thread(LPVOID lpParameter)
ReleaseMutex(mutex);
break;
}
- else if(length == WAIT_ABANDONED) {
+ else if(ret == WAIT_ABANDONED) {
/* we are not allowed to process this event, because select_ws
is post-processing the signalled events and we must exit. */
break;
@@ -613,25 +612,24 @@ static HANDLE select_ws_wait(HANDLE handle, HANDLE signal,
return thread;
}
struct select_ws_data {
- WSANETWORKEVENTS pre; /* the internal select result (indexed by fds/idx) */
- curl_socket_t fd; /* the original input handle (indexed by fds/idx) */
- curl_socket_t wsasock; /* the internal socket handle (indexed by wsa) */
- WSAEVENT wsaevent; /* the internal WINSOCK event (indexed by wsa) */
- HANDLE signal; /* the internal signal handle (indexed by thd) */
- HANDLE thread; /* the internal thread handle (indexed by thd) */
+ int fd; /* provided file descriptor (indexed by nfd) */
+ long wsastate; /* internal pre-select state (indexed by nfd) */
+ curl_socket_t wsasock; /* internal socket handle (indexed by nws) */
+ WSAEVENT wsaevent; /* internal select event (indexed by nws) */
+ HANDLE signal; /* internal thread signal (indexed by nth) */
+ HANDLE thread; /* internal thread handle (indexed by nth) */
};
static int select_ws(int nfds, fd_set *readfds, fd_set *writefds,
fd_set *exceptfds, struct timeval *tv)
{
HANDLE abort, mutex, signal, handle, *handles;
+ DWORD timeout_ms, wait, nfd, nth, nws, i;
fd_set readsock, writesock, exceptsock;
- DWORD milliseconds, wait, idx;
- WSANETWORKEVENTS wsanetevents;
struct select_ws_data *data;
+ WSANETWORKEVENTS wsaevents;
+ curl_socket_t wsasock;
+ int error, ret, fd;
WSAEVENT wsaevent;
- int error, fds;
- DWORD nfd = 0, thd = 0, wsa = 0;
- int ret = 0;
/* check if the input value is valid */
if(nfds < 0) {
@@ -641,15 +639,15 @@ static int select_ws(int nfds, fd_set *readfds, fd_set *writefds,
/* convert struct timeval to milliseconds */
if(tv) {
- milliseconds = (tv->tv_sec*1000)+(DWORD)(((double)tv->tv_usec)/1000.0);
+ timeout_ms = (tv->tv_sec*1000) + (DWORD)(((double)tv->tv_usec)/1000.0);
}
else {
- milliseconds = INFINITE;
+ timeout_ms = INFINITE;
}
/* check if we got descriptors, sleep in case we got none */
if(!nfds) {
- SleepEx(milliseconds, FALSE);
+ SleepEx(timeout_ms, FALSE);
return 0;
}
@@ -688,91 +686,93 @@ static int select_ws(int nfds, fd_set *readfds, fd_set *writefds,
}
/* loop over the handles in the input descriptor sets */
- for(fds = 0; fds < nfds; fds++) {
- long networkevents = 0;
+ nfd = 0; /* number of handled file descriptors */
+ nth = 0; /* number of interal waiting threads */
+ nws = 0; /* number of handled WINSOCK sockets */
+ for(fd = 0; fd < nfds; fd++) {
+ wsasock = curlx_sitosk(fd);
+ wsaevents.lNetworkEvents = 0;
handles[nfd] = 0;
FD_ZERO(&readsock);
FD_ZERO(&writesock);
FD_ZERO(&exceptsock);
- if(FD_ISSET(fds, readfds)) {
- FD_SET(fds, &readsock);
- networkevents |= FD_READ|FD_ACCEPT|FD_CLOSE;
+ if(FD_ISSET(wsasock, readfds)) {
+ FD_SET(wsasock, &readsock);
+ wsaevents.lNetworkEvents |= FD_READ|FD_ACCEPT|FD_CLOSE;
}
- if(FD_ISSET(fds, writefds)) {
- FD_SET(fds, &writesock);
- networkevents |= FD_WRITE|FD_CONNECT;
+ if(FD_ISSET(wsasock, writefds)) {
+ FD_SET(wsasock, &writesock);
+ wsaevents.lNetworkEvents |= FD_WRITE|FD_CONNECT;
}
- if(FD_ISSET(fds, exceptfds)) {
- FD_SET(fds, &exceptsock);
- networkevents |= FD_OOB;
+ if(FD_ISSET(wsasock, exceptfds)) {
+ FD_SET(wsasock, &exceptsock);
+ wsaevents.lNetworkEvents |= FD_OOB;
}
/* only wait for events for which we actually care */
- if(networkevents) {
- data[nfd].fd = curlx_sitosk(fds);
- if(fds == fileno(stdin)) {
- handle = GetStdHandle(STD_INPUT_HANDLE);
+ if(wsaevents.lNetworkEvents) {
+ data[nfd].fd = fd;
+ if(fd == fileno(stdin)) {
signal = CreateEvent(NULL, TRUE, FALSE, NULL);
if(signal) {
+ handle = GetStdHandle(STD_INPUT_HANDLE);
handle = select_ws_wait(handle, signal, abort, mutex);
if(handle) {
handles[nfd] = signal;
- data[thd].signal = signal;
- data[thd].thread = handle;
- thd++;
+ data[nth].signal = signal;
+ data[nth].thread = handle;
+ nth++;
}
else {
CloseHandle(signal);
}
}
}
- else if(fds == fileno(stdout)) {
+ else if(fd == fileno(stdout)) {
handles[nfd] = GetStdHandle(STD_OUTPUT_HANDLE);
}
- else if(fds == fileno(stderr)) {
+ else if(fd == fileno(stderr)) {
handles[nfd] = GetStdHandle(STD_ERROR_HANDLE);
}
else {
wsaevent = WSACreateEvent();
if(wsaevent != WSA_INVALID_EVENT) {
- error = WSAEventSelect(fds, wsaevent, networkevents);
+ error = WSAEventSelect(wsasock, wsaevent, wsaevents.lNetworkEvents);
if(error != SOCKET_ERROR) {
- handle = (HANDLE) wsaevent;
- handles[nfd] = handle;
- data[wsa].wsasock = curlx_sitosk(fds);
- data[wsa].wsaevent = wsaevent;
- data[nfd].pre.lNetworkEvents = 0;
+ handles[nfd] = (HANDLE)wsaevent;
+ data[nws].wsasock = wsasock;
+ data[nws].wsaevent = wsaevent;
+ data[nfd].wsastate = 0;
tv->tv_sec = 0;
tv->tv_usec = 0;
/* check if the socket is already ready */
- if(select(fds + 1, &readsock, &writesock, &exceptsock, tv) == 1) {
- logmsg("[select_ws] socket %d is ready", fds);
+ if(select(fd + 1, &readsock, &writesock, &exceptsock, tv) == 1) {
+ logmsg("[select_ws] socket %d is ready", fd);
WSASetEvent(wsaevent);
- if(FD_ISSET(fds, &readsock))
- data[nfd].pre.lNetworkEvents |= FD_READ;
- if(FD_ISSET(fds, &writesock))
- data[nfd].pre.lNetworkEvents |= FD_WRITE;
- if(FD_ISSET(fds, &exceptsock))
- data[nfd].pre.lNetworkEvents |= FD_OOB;
+ if(FD_ISSET(wsasock, &readsock))
+ data[nfd].wsastate |= FD_READ;
+ if(FD_ISSET(wsasock, &writesock))
+ data[nfd].wsastate |= FD_WRITE;
+ if(FD_ISSET(wsasock, &exceptsock))
+ data[nfd].wsastate |= FD_OOB;
}
- wsa++;
+ nws++;
}
else {
- curl_socket_t socket = curlx_sitosk(fds);
WSACloseEvent(wsaevent);
- handle = (HANDLE) socket;
signal = CreateEvent(NULL, TRUE, FALSE, NULL);
if(signal) {
+ handle = (HANDLE)wsasock;
handle = select_ws_wait(handle, signal, abort, mutex);
if(handle) {
handles[nfd] = signal;
- data[thd].signal = signal;
- data[thd].thread = handle;
- thd++;
+ data[nth].signal = signal;
+ data[nth].thread = handle;
+ nth++;
}
else {
CloseHandle(signal);
@@ -786,90 +786,89 @@ static int select_ws(int nfds, fd_set *readfds, fd_set *writefds,
}
/* wait for one of the internal handles to trigger */
- wait = WaitForMultipleObjectsEx(nfd, handles, FALSE, milliseconds, FALSE);
+ wait = WaitForMultipleObjectsEx(nfd, handles, FALSE, timeout_ms, FALSE);
/* wait for internal mutex to lock event handling in threads */
WaitForSingleObjectEx(mutex, INFINITE, FALSE);
/* loop over the internal handles returned in the descriptors */
- for(idx = 0; idx < nfd; idx++) {
- curl_socket_t sock = data[idx].fd;
- handle = handles[idx];
- fds = curlx_sktosi(sock);
+ ret = 0; /* number of ready file descriptors */
+ for(i = 0; i < nfd; i++) {
+ fd = data[i].fd;
+ handle = handles[i];
+ wsasock = curlx_sitosk(fd);
/* check if the current internal handle was triggered */
- if(wait != WAIT_FAILED && (wait - WAIT_OBJECT_0) <= idx &&
+ if(wait != WAIT_FAILED && (wait - WAIT_OBJECT_0) <= i &&
WaitForSingleObjectEx(handle, 0, FALSE) == WAIT_OBJECT_0) {
/* first handle stdin, stdout and stderr */
- if(fds == fileno(stdin)) {
+ if(fd == fileno(stdin)) {
/* stdin is never ready for write or exceptional */
- FD_CLR(sock, writefds);
- FD_CLR(sock, exceptfds);
+ FD_CLR(wsasock, writefds);
+ FD_CLR(wsasock, exceptfds);
}
- else if(fds == fileno(stdout) || fds == fileno(stderr)) {
+ else if(fd == fileno(stdout) || fd == fileno(stderr)) {
/* stdout and stderr are never ready for read or exceptional */
- FD_CLR(sock, readfds);
- FD_CLR(sock, exceptfds);
+ FD_CLR(wsasock, readfds);
+ FD_CLR(wsasock, exceptfds);
}
else {
/* try to handle the event with the WINSOCK2 functions */
- wsanetevents.lNetworkEvents = 0;
- error = WSAEnumNetworkEvents(fds, handle, &wsanetevents);
+ wsaevents.lNetworkEvents = 0;
+ error = WSAEnumNetworkEvents(wsasock, handle, &wsaevents);
if(error != SOCKET_ERROR) {
/* merge result from pre-check using select */
- wsanetevents.lNetworkEvents |= data[idx].pre.lNetworkEvents;
+ wsaevents.lNetworkEvents |= data[i].wsastate;
/* remove from descriptor set if not ready for read/accept/close */
- if(!(wsanetevents.lNetworkEvents & (FD_READ|FD_ACCEPT|FD_CLOSE)))
- FD_CLR(sock, readfds);
+ if(!(wsaevents.lNetworkEvents & (FD_READ|FD_ACCEPT|FD_CLOSE)))
+ FD_CLR(wsasock, readfds);
/* remove from descriptor set if not ready for write/connect */
- if(!(wsanetevents.lNetworkEvents & (FD_WRITE|FD_CONNECT)))
- FD_CLR(sock, writefds);
+ if(!(wsaevents.lNetworkEvents & (FD_WRITE|FD_CONNECT)))
+ FD_CLR(wsasock, writefds);
/* remove from descriptor set if not exceptional */
- if(!(wsanetevents.lNetworkEvents & (FD_OOB)))
- FD_CLR(sock, exceptfds);
+ if(!(wsaevents.lNetworkEvents & (FD_OOB)))
+ FD_CLR(wsasock, exceptfds);
}
}
/* check if the event has not been filtered using specific tests */
- if(FD_ISSET(sock, readfds) || FD_ISSET(sock, writefds) ||
- FD_ISSET(sock, exceptfds)) {
+ if(FD_ISSET(wsasock, readfds) || FD_ISSET(wsasock, writefds) ||
+ FD_ISSET(wsasock, exceptfds)) {
ret++;
}
}
else {
/* remove from all descriptor sets since this handle did not trigger */
- FD_CLR(sock, readfds);
- FD_CLR(sock, writefds);
- FD_CLR(sock, exceptfds);
+ FD_CLR(wsasock, readfds);
+ FD_CLR(wsasock, writefds);
+ FD_CLR(wsasock, exceptfds);
}
}
/* signal the event handle for the other waiting threads */
SetEvent(abort);
- for(fds = 0; fds < nfds; fds++) {
- if(FD_ISSET(fds, readfds))
- logmsg("[select_ws] %d is readable", fds);
-
- if(FD_ISSET(fds, writefds))
- logmsg("[select_ws] %d is writable", fds);
-
- if(FD_ISSET(fds, exceptfds))
- logmsg("[select_ws] %d is exceptional", fds);
+ for(fd = 0; fd < nfds; fd++) {
+ if(FD_ISSET(fd, readfds))
+ logmsg("[select_ws] %d is readable", fd);
+ if(FD_ISSET(fd, writefds))
+ logmsg("[select_ws] %d is writable", fd);
+ if(FD_ISSET(fd, exceptfds))
+ logmsg("[select_ws] %d is exceptional", fd);
}
- for(idx = 0; idx < wsa; idx++) {
- WSAEventSelect(data[idx].wsasock, NULL, 0);
- WSACloseEvent(data[idx].wsaevent);
+ for(i = 0; i < nws; i++) {
+ WSAEventSelect(data[i].wsasock, NULL, 0);
+ WSACloseEvent(data[i].wsaevent);
}
- for(idx = 0; idx < thd; idx++) {
- WaitForSingleObjectEx(data[idx].thread, INFINITE, FALSE);
- CloseHandle(data[idx].thread);
- CloseHandle(data[idx].signal);
+ for(i = 0; i < nth; i++) {
+ WaitForSingleObjectEx(data[i].thread, INFINITE, FALSE);
+ CloseHandle(data[i].thread);
+ CloseHandle(data[i].signal);
}
CloseHandle(abort);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 07:44:55 +0000