14 int win32_poll(struct pollfd *fds, unsigned int nfds, int timo)
16 struct timeval timeout, *toptr;
17 fd_set ifds, ofds, efds, *ip, *op;
20 /* Set up the file-descriptor sets in ifds, ofds and efds. */
24 for (i = 0, op = ip = 0; i < nfds; ++i) {
26 if(fds[i].events & (POLLIN|POLLPRI)) {
28 FD_SET(fds[i].fd, ip);
30 if(fds[i].events & POLLOUT) {
32 FD_SET(fds[i].fd, op);
34 FD_SET(fds[i].fd, &efds);
37 /* Set up the timeval structure for the timeout parameter */
42 timeout.tv_sec = timo / 1000;
43 timeout.tv_usec = (timo - timeout.tv_sec * 1000) * 1000;
47 printf("Entering select() sec=%ld usec=%ld ip=%lx op=%lx\n",
48 (long)timeout.tv_sec, (long)timeout.tv_usec, (long)ip, (long)op);
50 rc = select(0, ip, op, &efds, toptr);
52 printf("Exiting select rc=%d\n", rc);
59 for ( i = 0; i < nfds; ++i) {
61 if(fds[i].events & (POLLIN|POLLPRI) && FD_ISSET(fd, &ifds))
62 fds[i].revents |= POLLIN;
63 if(fds[i].events & POLLOUT && FD_ISSET(fd, &ofds))
64 fds[i].revents |= POLLOUT;
65 if(FD_ISSET(fd, &efds))
66 /* Some error was detected ... should be some way to know. */
67 fds[i].revents |= POLLHUP;
69 printf("%d %d %d revent = %x\n",
70 FD_ISSET(fd, &ifds), FD_ISSET(fd, &ofds), FD_ISSET(fd, &efds),
79 set_connect_errno(int winsock_err)
94 set_socket_errno(int winsock_err)
106 * A wrapper around the socket() function. The purpose of this wrapper
107 * is to ensure that the global errno symbol is set if an error occurs,
108 * even if we are using winsock.
111 win32_socket(int domain, int type, int protocol)
113 SOCKET fd = socket(domain, type, protocol);
114 if(fd == INVALID_SOCKET) {
115 set_socket_errno(WSAGetLastError());
120 * A wrapper around the connect() function. The purpose of this wrapper
121 * is to ensure that the global errno symbol is set if an error occurs,
122 * even if we are using winsock.
125 win32_connect(SOCKET fd, struct sockaddr *addr, socklen_t addr_len)
127 int rc = connect(fd, addr, addr_len);
128 assert(rc == 0 || rc == SOCKET_ERROR);
129 if(rc == SOCKET_ERROR) {
130 set_connect_errno(WSAGetLastError());
136 * A wrapper around the accept() function. The purpose of this wrapper
137 * is to ensure that the global errno symbol is set if an error occurs,
138 * even if we are using winsock.
141 win32_accept(SOCKET fd, struct sockaddr *addr, socklen_t *addr_len)
143 SOCKET newfd = accept(fd, addr, addr_len);
144 if(newfd == INVALID_SOCKET) {
145 set_socket_errno(WSAGetLastError());
152 * A wrapper around the shutdown() function. The purpose of this wrapper
153 * is to ensure that the global errno symbol is set if an error occurs,
154 * even if we are using winsock.
157 win32_shutdown(SOCKET fd, int mode)
159 int rc = shutdown(fd, mode);
160 assert(rc == 0 || rc == SOCKET_ERROR);
161 if(rc == SOCKET_ERROR) {
162 set_socket_errno(WSAGetLastError());
166 int win32_close_socket(SOCKET fd) {
169 rc = closesocket(fd);
174 ssize_t win32_write_socket(SOCKET fd, void *buf, int n)
176 int rc = send(fd, buf, n, 0);
177 if(rc == SOCKET_ERROR) {
178 set_socket_errno(WSAGetLastError());
183 ssize_t win32_read_socket(SOCKET fd, void *buf, int n)
185 int rc = recv(fd, buf, n, 0);
186 if(rc == SOCKET_ERROR) {
187 set_socket_errno(WSAGetLastError());
193 char * win32_strtok_r(char *s, const char *delim, char **lasts)
195 register char *spanp;
200 if (s == NULL && (s = *lasts) == NULL)
204 * Skip (span) leading delimiters (s += strspn(s, delim), sort of).
208 for (spanp = (char *)delim; (sc = *spanp++) != 0;) {
213 if (c == 0) { /* no non-delimiter characters */
220 * Scan token (scan for delimiters: s += strcspn(s, delim), sort of).
221 * Note that delim must have one NUL; we stop if we see that, too.
225 spanp = (char *)delim;
227 if ((sc = *spanp++) == c) {
240 char *win32_strsep (char **stringp, const char *delim)
243 register const char *spanp;
247 if ((s = *stringp) == NULL)
253 if ((sc = *spanp++) == c) {