diff options
Diffstat (limited to '')
-rw-r--r-- | src/wsocket.c | 37 |
1 files changed, 23 insertions, 14 deletions
diff --git a/src/wsocket.c b/src/wsocket.c index d34724b..b4a4384 100644 --- a/src/wsocket.c +++ b/src/wsocket.c | |||
@@ -238,8 +238,10 @@ int socket_sendto(p_socket ps, const char *data, size_t count, size_t *sent, | |||
238 | /*-------------------------------------------------------------------------*\ | 238 | /*-------------------------------------------------------------------------*\ |
239 | * Receive with timeout | 239 | * Receive with timeout |
240 | \*-------------------------------------------------------------------------*/ | 240 | \*-------------------------------------------------------------------------*/ |
241 | int socket_recv(p_socket ps, char *data, size_t count, size_t *got, p_timeout tm) { | 241 | int socket_recv(p_socket ps, char *data, size_t count, size_t *got, |
242 | int err; | 242 | p_timeout tm) |
243 | { | ||
244 | int err, prev = IO_DONE; | ||
243 | *got = 0; | 245 | *got = 0; |
244 | if (*ps == SOCKET_INVALID) return IO_CLOSED; | 246 | if (*ps == SOCKET_INVALID) return IO_CLOSED; |
245 | for ( ;; ) { | 247 | for ( ;; ) { |
@@ -250,11 +252,14 @@ int socket_recv(p_socket ps, char *data, size_t count, size_t *got, p_timeout tm | |||
250 | } | 252 | } |
251 | if (taken == 0) return IO_CLOSED; | 253 | if (taken == 0) return IO_CLOSED; |
252 | err = WSAGetLastError(); | 254 | err = WSAGetLastError(); |
253 | /* On Windows, and on UDP, a connreset simply means the | 255 | /* On UDP, a connreset simply means the previous send failed. |
254 | * previous send failed. On TCP, it means our socket | 256 | * So we try again. |
255 | * is now useless, so the error must pass. I am | 257 | * On TCP, it means our socket is now useless, so the error passes. |
256 | * hoping waitfd will still get the error. */ | 258 | * (We will loop again, exiting because the same error will happen) */ |
257 | if (err != WSAEWOULDBLOCK && err != WSAECONNRESET) return err; | 259 | if (err != WSAEWOULDBLOCK) { |
260 | if (err != WSAECONNRESET || prev == WSAECONNRESET) return err; | ||
261 | prev = err; | ||
262 | } | ||
258 | if ((err = socket_waitfd(ps, WAITFD_R, tm)) != IO_DONE) return err; | 263 | if ((err = socket_waitfd(ps, WAITFD_R, tm)) != IO_DONE) return err; |
259 | } | 264 | } |
260 | } | 265 | } |
@@ -263,8 +268,9 @@ int socket_recv(p_socket ps, char *data, size_t count, size_t *got, p_timeout tm | |||
263 | * Recvfrom with timeout | 268 | * Recvfrom with timeout |
264 | \*-------------------------------------------------------------------------*/ | 269 | \*-------------------------------------------------------------------------*/ |
265 | int socket_recvfrom(p_socket ps, char *data, size_t count, size_t *got, | 270 | int socket_recvfrom(p_socket ps, char *data, size_t count, size_t *got, |
266 | SA *addr, socklen_t *len, p_timeout tm) { | 271 | SA *addr, socklen_t *len, p_timeout tm) |
267 | int err; | 272 | { |
273 | int err, prev = IO_DONE; | ||
268 | *got = 0; | 274 | *got = 0; |
269 | if (*ps == SOCKET_INVALID) return IO_CLOSED; | 275 | if (*ps == SOCKET_INVALID) return IO_CLOSED; |
270 | for ( ;; ) { | 276 | for ( ;; ) { |
@@ -275,11 +281,14 @@ int socket_recvfrom(p_socket ps, char *data, size_t count, size_t *got, | |||
275 | } | 281 | } |
276 | if (taken == 0) return IO_CLOSED; | 282 | if (taken == 0) return IO_CLOSED; |
277 | err = WSAGetLastError(); | 283 | err = WSAGetLastError(); |
278 | /* On Windows, and on UDP, a connreset simply means the | 284 | /* On UDP, a connreset simply means the previous send failed. |
279 | * previous send failed. On TCP, it means our socket | 285 | * So we try again. |
280 | * is now useless, so the error must pass. I am | 286 | * On TCP, it means our socket is now useless, so the error passes. |
281 | * hoping waitfd will still get the error. */ | 287 | * (We will loop again, exiting because the same error will happen) */ |
282 | if (err != WSAEWOULDBLOCK && err != WSAECONNRESET) return err; | 288 | if (err != WSAEWOULDBLOCK) { |
289 | if (err != WSAECONNRESET || prev == WSAECONNRESET) return err; | ||
290 | prev = err; | ||
291 | } | ||
283 | if ((err = socket_waitfd(ps, WAITFD_R, tm)) != IO_DONE) return err; | 292 | if ((err = socket_waitfd(ps, WAITFD_R, tm)) != IO_DONE) return err; |
284 | } | 293 | } |
285 | } | 294 | } |