From aac67d4c3daf8dffe5f494e243d847fc5a37a031 Mon Sep 17 00:00:00 2001 From: Guillermo Rodriguez Garcia Date: Thu, 16 Mar 2000 15:35:10 +0000 Subject: [PATCH] More debug code git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@6756 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775 --- src/unix/gsocket.c | 183 ++++++++++++++++++++++++--------------------- 1 file changed, 99 insertions(+), 84 deletions(-) diff --git a/src/unix/gsocket.c b/src/unix/gsocket.c index a36e36e8f6..d2076f9a58 100644 --- a/src/unix/gsocket.c +++ b/src/unix/gsocket.c @@ -60,7 +60,7 @@ struct sockaddr_un { #else # ifdef __GLIBC__ # if __GLIBC__ == 2 -# define SOCKLEN_T socklen_t +# define SOCKLEN_T socklen_t # endif # else # define SOCKLEN_T int @@ -69,10 +69,16 @@ struct sockaddr_un { #endif /* SOCKLEN_T */ +/* + * MSW defines this, Unices don't. + */ +#ifndef INVALID_SOCKET +#define INVALID_SOCKET -1 +#endif /* * INADDR_BROADCAST is identical to INADDR_NONE which is not defined - * on all unices. INADDR_BROADCAST should be fine to indicate an error. + * on all systems. INADDR_BROADCAST should be fine to indicate an error. */ #ifndef INADDR_NONE #define INADDR_NONE INADDR_BROADCAST @@ -137,7 +143,7 @@ GSocket *GSocket_new(void) if (socket == NULL) return NULL; - socket->m_fd = -1; + socket->m_fd = INVALID_SOCKET; for (i=0;im_cbacks[i] = NULL; @@ -170,7 +176,7 @@ void GSocket_destroy(GSocket *socket) assert(socket != NULL); /* Check that the socket is really shutdowned */ - if (socket->m_fd != -1) + if (socket->m_fd != INVALID_SOCKET) GSocket_Shutdown(socket); /* Per-socket GUI-specific cleanup */ @@ -198,11 +204,11 @@ void GSocket_Shutdown(GSocket *socket) assert(socket != NULL); /* If socket has been created, shutdown it */ - if (socket->m_fd != -1) + if (socket->m_fd != INVALID_SOCKET) { shutdown(socket->m_fd, 2); close(socket->m_fd); - socket->m_fd = -1; + socket->m_fd = INVALID_SOCKET; } /* Disable GUI callbacks */ @@ -234,7 +240,7 @@ GSocketError GSocket_SetLocal(GSocket *socket, GAddress *address) assert(socket != NULL); /* the socket must be initialized, or it must be a server */ - if ((socket->m_fd != -1 && !socket->m_server)) + if ((socket->m_fd != INVALID_SOCKET && !socket->m_server)) { socket->m_error = GSOCK_INVSOCK; return GSOCK_INVSOCK; @@ -288,7 +294,7 @@ GAddress *GSocket_GetLocal(GSocket *socket) return GAddress_copy(socket->m_local); /* else, if the socket is initialized, try getsockname */ - if (socket->m_fd == -1) + if (socket->m_fd == INVALID_SOCKET) { socket->m_error = GSOCK_INVSOCK; return NULL; @@ -350,7 +356,7 @@ GSocketError GSocket_SetServer(GSocket *sck) assert(sck != NULL); /* must not be in use */ - if (sck->m_fd != -1) + if (sck->m_fd != INVALID_SOCKET) { sck->m_error = GSOCK_INVSOCK; return GSOCK_INVSOCK; @@ -371,7 +377,7 @@ GSocketError GSocket_SetServer(GSocket *sck) /* Create the socket */ sck->m_fd = socket(sck->m_local->m_realfamily, SOCK_STREAM, 0); - if (sck->m_fd == -1) + if (sck->m_fd == INVALID_SOCKET) { sck->m_error = GSOCK_IOERR; return GSOCK_IOERR; @@ -391,7 +397,7 @@ GSocketError GSocket_SetServer(GSocket *sck) (listen(sck->m_fd, 5) != 0)) { close(sck->m_fd); - sck->m_fd = -1; + sck->m_fd = INVALID_SOCKET; sck->m_error = GSOCK_IOERR; return GSOCK_IOERR; } @@ -425,7 +431,7 @@ GSocket *GSocket_WaitConnection(GSocket *socket) _GSocket_Enable(socket, GSOCK_CONNECTION); /* If the socket has already been created, we exit immediately */ - if (socket->m_fd == -1 || !socket->m_server) + if (socket->m_fd == INVALID_SOCKET || !socket->m_server) { socket->m_error = GSOCK_INVSOCK; return NULL; @@ -450,7 +456,7 @@ GSocket *GSocket_WaitConnection(GSocket *socket) connection->m_fd = accept(socket->m_fd, &from, (SOCKLEN_T *) &fromlen); - if (connection->m_fd == -1) + if (connection->m_fd == INVALID_SOCKET) { if (errno == EWOULDBLOCK) socket->m_error = GSOCK_WOULDBLOCK; @@ -489,71 +495,6 @@ GSocket *GSocket_WaitConnection(GSocket *socket) return connection; } -/* Datagram sockets */ - -/* GSocket_SetNonOriented: - * Sets up this socket as a non-connection oriented (datagram) socket. - * Before using this function, the local address must have been set - * with GSocket_SetLocal(), or the call will fail. Returns GSOCK_NOERROR - * on success, or one of the following otherwise. - * - * Error codes: - * GSOCK_INVSOCK - the socket is in use. - * GSOCK_INVADDR - the local address has not been set. - * GSOCK_IOERR - low-level error. - */ -GSocketError GSocket_SetNonOriented(GSocket *sck) -{ - int arg = 1; - - assert(sck != NULL); - - if (sck->m_fd != -1) - { - sck->m_error = GSOCK_INVSOCK; - return GSOCK_INVSOCK; - } - - if (!sck->m_local) - { - sck->m_error = GSOCK_INVADDR; - return GSOCK_INVADDR; - } - - /* Initialize all fields */ - sck->m_stream = FALSE; - sck->m_server = FALSE; - sck->m_oriented = FALSE; - - /* Create the socket */ - sck->m_fd = socket(sck->m_local->m_realfamily, SOCK_DGRAM, 0); - - if (sck->m_fd < 0) - { - sck->m_error = GSOCK_IOERR; - return GSOCK_IOERR; - } - - ioctl(sck->m_fd, FIONBIO, &arg); - _GSocket_Enable_Events(sck); - - /* Bind to the local address, - * and retrieve the actual address bound. - */ - if ((bind(sck->m_fd, sck->m_local->m_addr, sck->m_local->m_len) != 0) || - (getsockname(sck->m_fd, - sck->m_local->m_addr, - (SOCKLEN_T *) &sck->m_local->m_len) != 0)) - { - close(sck->m_fd); - sck->m_fd = -1; - sck->m_error = GSOCK_IOERR; - return GSOCK_IOERR; - } - - return GSOCK_NOERROR; -} - /* Client specific parts */ /* GSocket_Connect: @@ -589,7 +530,7 @@ GSocketError GSocket_Connect(GSocket *sck, GSocketStream stream) /* Enable CONNECTION events (needed for nonblocking connections) */ _GSocket_Enable(sck, GSOCK_CONNECTION); - if (sck->m_fd != -1) + if (sck->m_fd != INVALID_SOCKET) { sck->m_error = GSOCK_INVSOCK; return GSOCK_INVSOCK; @@ -611,7 +552,7 @@ GSocketError GSocket_Connect(GSocket *sck, GSocketStream stream) sck->m_fd = socket(sck->m_peer->m_realfamily, sck->m_stream? SOCK_STREAM : SOCK_DGRAM, 0); - if (sck->m_fd == -1) + if (sck->m_fd == INVALID_SOCKET) { sck->m_error = GSOCK_IOERR; return GSOCK_IOERR; @@ -637,7 +578,7 @@ GSocketError GSocket_Connect(GSocket *sck, GSocketStream stream) if (_GSocket_Output_Timeout(sck) == GSOCK_TIMEDOUT) { close(sck->m_fd); - sck->m_fd = -1; + sck->m_fd = INVALID_SOCKET; /* sck->m_error is set in _GSocket_Output_Timeout */ return GSOCK_TIMEDOUT; } @@ -670,7 +611,72 @@ GSocketError GSocket_Connect(GSocket *sck, GSocketStream stream) * then the call to GSocket_Connect has failed. */ close(sck->m_fd); - sck->m_fd = -1; + sck->m_fd = INVALID_SOCKET; + sck->m_error = GSOCK_IOERR; + return GSOCK_IOERR; + } + + return GSOCK_NOERROR; +} + +/* Datagram sockets */ + +/* GSocket_SetNonOriented: + * Sets up this socket as a non-connection oriented (datagram) socket. + * Before using this function, the local address must have been set + * with GSocket_SetLocal(), or the call will fail. Returns GSOCK_NOERROR + * on success, or one of the following otherwise. + * + * Error codes: + * GSOCK_INVSOCK - the socket is in use. + * GSOCK_INVADDR - the local address has not been set. + * GSOCK_IOERR - low-level error. + */ +GSocketError GSocket_SetNonOriented(GSocket *sck) +{ + int arg = 1; + + assert(sck != NULL); + + if (sck->m_fd != INVALID_SOCKET) + { + sck->m_error = GSOCK_INVSOCK; + return GSOCK_INVSOCK; + } + + if (!sck->m_local) + { + sck->m_error = GSOCK_INVADDR; + return GSOCK_INVADDR; + } + + /* Initialize all fields */ + sck->m_stream = FALSE; + sck->m_server = FALSE; + sck->m_oriented = FALSE; + + /* Create the socket */ + sck->m_fd = socket(sck->m_local->m_realfamily, SOCK_DGRAM, 0); + + if (sck->m_fd == INVALID_SOCKET) + { + sck->m_error = GSOCK_IOERR; + return GSOCK_IOERR; + } + + ioctl(sck->m_fd, FIONBIO, &arg); + _GSocket_Enable_Events(sck); + + /* Bind to the local address, + * and retrieve the actual address bound. + */ + if ((bind(sck->m_fd, sck->m_local->m_addr, sck->m_local->m_len) != 0) || + (getsockname(sck->m_fd, + sck->m_local->m_addr, + (SOCKLEN_T *) &sck->m_local->m_len) != 0)) + { + close(sck->m_fd); + sck->m_fd = INVALID_SOCKET; sck->m_error = GSOCK_IOERR; return GSOCK_IOERR; } @@ -690,7 +696,7 @@ int GSocket_Read(GSocket *socket, char *buffer, int size) /* Reenable INPUT events */ _GSocket_Enable(socket, GSOCK_INPUT); - if (socket->m_fd == -1 || socket->m_server) + if (socket->m_fd == INVALID_SOCKET || socket->m_server) { socket->m_error = GSOCK_INVSOCK; return -1; @@ -725,7 +731,7 @@ int GSocket_Write(GSocket *socket, const char *buffer, int size) GSocket_Debug(( "GSocket_Write #1, size %d\n", size )); - if (socket->m_fd == -1 || socket->m_server) + if (socket->m_fd == INVALID_SOCKET || socket->m_server) { socket->m_error = GSOCK_INVSOCK; return -1; @@ -1080,7 +1086,16 @@ GSocketError _GSocket_Output_Timeout(GSocket *socket) socket->m_error = GSOCK_TIMEDOUT; return GSOCK_TIMEDOUT; } + if ( ! FD_ISSET(socket->m_fd, &writefds) ) + GSocket_Debug(( "GSocket_Output_Timeout is buggy!" )); + else + GSocket_Debug(( "GSocket_Output_Timeout seems correct" )); } + else + { + GSocket_Debug(( "GSocket_Output_Timeout, didn't try select!" )); + } + return GSOCK_NOERROR; }