#ifdef __VMS__
#include <socket.h>
-struct sockaddr_un {
+struct sockaddr_un
+{
u_char sun_len; /* sockaddr len including null */
u_char sun_family; /* AF_UNIX */
char sun_path[108]; /* path name (gag) */
#else
# ifdef __GLIBC__
# if __GLIBC__ == 2
-# define SOCKLEN_T socklen_t
+# define SOCKLEN_T socklen_t
# endif
# else
# define SOCKLEN_T int
#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
/* debugging helpers */
#ifdef __GSOCKET_DEBUG__
- #define GSocket_Debug(args) printf args
+# define GSocket_Debug(args) printf args
#else
- #define GSocket_Debug(args)
-#endif // __GSOCKET_DEBUG__
+# define GSocket_Debug(args)
+#endif /* __GSOCKET_DEBUG__ */
/* Global initialisers */
-bool GSocket_Init(void)
+int GSocket_Init(void)
{
- return TRUE;
+ return 1;
}
void GSocket_Cleanup(void)
if (socket == NULL)
return NULL;
- socket->m_fd = -1;
+ socket->m_fd = INVALID_SOCKET;
for (i=0;i<GSOCK_MAX_EVENT;i++)
{
socket->m_cbacks[i] = NULL;
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 */
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 */
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;
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;
*/
GSocketError GSocket_SetServer(GSocket *sck)
{
- int type;
int arg = 1;
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;
/* 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;
(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;
}
_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;
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;
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:
/* 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;
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;
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;
}
* 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;
}
/* 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;
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;
* Sets the socket to non-blocking mode. All IO calls will return
* immediately.
*/
-void GSocket_SetNonBlocking(GSocket *socket, bool non_block)
+void GSocket_SetNonBlocking(GSocket *socket, int non_block)
{
assert(socket != NULL);
+ GSocket_Debug( ("GSocket_SetNonBlocking: %d\n", (int)non_block) );
+
socket->m_non_blocking = non_block;
}
tv.tv_sec = (socket->m_timeout / 1000);
tv.tv_usec = (socket->m_timeout % 1000) * 1000;
+ GSocket_Debug( ("m_non_blocking has: %d\n", (int)socket->m_non_blocking) );
+
if (!socket->m_non_blocking)
{
FD_ZERO(&writefds);
socket->m_error = GSOCK_TIMEDOUT;
return GSOCK_TIMEDOUT;
}
+ if ( ! FD_ISSET(socket->m_fd, &writefds) )
+ GSocket_Debug(( "GSocket_Output_Timeout is buggy!\n" ));
+ else
+ GSocket_Debug(( "GSocket_Output_Timeout seems correct\n" ));
+ }
+ else
+ {
+ GSocket_Debug(( "GSocket_Output_Timeout, didn't try select!\n" ));
}
+
return GSOCK_NOERROR;
}
* -------------------------------------------------------------------------
*/
-/* CHECK_ADDRESS verifies that the current family is either GSOCK_NOFAMILY
- * or GSOCK_*family*, and if it is GSOCK_NOFAMILY, it initalizes address
- * to be a GSOCK_*family*. In other cases, it returns GSOCK_INVADDR.
+/* CHECK_ADDRESS verifies that the current address family is either
+ * GSOCK_NOFAMILY or GSOCK_*family*, and if it is GSOCK_NOFAMILY, it
+ * initalizes it to be a GSOCK_*family*. In other cases, it returns
+ * an appropiate error code.
+ *
+ * CHECK_ADDRESS_RETVAL does the same but returning 'retval' on error.
*/
-#define CHECK_ADDRESS(address, family, retval) \
+#define CHECK_ADDRESS(address, family) \
{ \
if (address->m_family == GSOCK_NOFAMILY) \
if (_GAddress_Init_##family(address) != GSOCK_NOERROR) \
return address->m_error; \
if (address->m_family != GSOCK_##family) \
+ { \
+ address->m_error = GSOCK_INVADDR; \
+ return GSOCK_INVADDR; \
+ } \
+}
+
+#define CHECK_ADDRESS_RETVAL(address, family, retval) \
+{ \
+ if (address->m_family == GSOCK_NOFAMILY) \
+ if (_GAddress_Init_##family(address) != GSOCK_NOERROR) \
+ return retval; \
+ if (address->m_family != GSOCK_##family) \
{ \
address->m_error = GSOCK_INVADDR; \
return retval; \
} \
}
+
GAddress *GAddress_new(void)
{
GAddress *address;
{
assert(address != NULL);
+ if (address->m_addr)
+ free(address->m_addr);
+
free(address);
}
*len = address->m_len;
*addr = (struct sockaddr *)malloc(address->m_len);
- if (*addr == NULL) {
+ if (*addr == NULL)
+ {
address->m_error = GSOCK_MEMERR;
return GSOCK_MEMERR;
}
assert(address != NULL);
- CHECK_ADDRESS(address, INET, GSOCK_INVADDR);
+ CHECK_ADDRESS(address, INET);
addr = &(((struct sockaddr_in *)address->m_addr)->sin_addr);
assert(address != NULL);
- CHECK_ADDRESS(address, INET, GSOCK_INVADDR);
+ CHECK_ADDRESS(address, INET);
addr = &(((struct sockaddr_in *)address->m_addr)->sin_addr);
addr->s_addr = hostaddr;
struct sockaddr_in *addr;
assert(address != NULL);
- CHECK_ADDRESS(address, INET, GSOCK_INVADDR);
+ CHECK_ADDRESS(address, INET);
if (!port)
{
se = getservbyname(port, protocol);
if (!se)
{
- if (isdigit(port[0]))
+ /* the cast to int suppresses compiler warnings about subscript having the
+ type char */
+ if (isdigit((int)port[0]))
{
int port_int;
struct sockaddr_in *addr;
assert(address != NULL);
- CHECK_ADDRESS(address, INET, GSOCK_INVADDR);
+ CHECK_ADDRESS(address, INET);
addr = (struct sockaddr_in *)address->m_addr;
addr->sin_port = htons(port);
struct sockaddr_in *addr;
assert(address != NULL);
- CHECK_ADDRESS(address, INET, GSOCK_INVADDR);
+ CHECK_ADDRESS(address, INET);
addr = (struct sockaddr_in *)address->m_addr;
addr_buf = (char *)&(addr->sin_addr);
struct sockaddr_in *addr;
assert(address != NULL);
- CHECK_ADDRESS(address, INET, 0);
+ CHECK_ADDRESS_RETVAL(address, INET, 0);
addr = (struct sockaddr_in *)address->m_addr;
struct sockaddr_in *addr;
assert(address != NULL);
- CHECK_ADDRESS(address, INET, 0);
+ CHECK_ADDRESS_RETVAL(address, INET, 0);
addr = (struct sockaddr_in *)address->m_addr;
return ntohs(addr->sin_port);
((struct sockaddr_un *)address->m_addr)->sun_family = AF_UNIX;
((struct sockaddr_un *)address->m_addr)->sun_path[0] = 0;
- return TRUE;
+ return GSOCK_NOERROR;
}
+#define UNIX_SOCK_PATHLEN (sizeof(addr->sun_path)/sizeof(addr->sun_path[0]))
+
GSocketError GAddress_UNIX_SetPath(GAddress *address, const char *path)
{
struct sockaddr_un *addr;
assert(address != NULL);
- CHECK_ADDRESS(address, UNIX, GSOCK_INVADDR);
+ CHECK_ADDRESS(address, UNIX);
addr = ((struct sockaddr_un *)address->m_addr);
- memcpy(addr->sun_path, path, strlen(path));
+ strncpy(addr->sun_path, path, UNIX_SOCK_PATHLEN);
+ addr->sun_path[UNIX_SOCK_PATHLEN - 1] = '\0';
return GSOCK_NOERROR;
}
struct sockaddr_un *addr;
assert(address != NULL);
- CHECK_ADDRESS(address, UNIX, GSOCK_INVADDR);
+ CHECK_ADDRESS(address, UNIX);
addr = (struct sockaddr_un *)address->m_addr;
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