10 #include <sys/types.h>
12 #include <sys/socket.h>
18 #include "ctdlsalearn.h"
21 #define INADDR_NONE 0xffffffff
26 int uds_connectsock(char *sockpath)
28 struct sockaddr_un addr;
31 memset(&addr, 0, sizeof(addr));
32 addr.sun_family = AF_UNIX;
33 strncpy(addr.sun_path, sockpath, sizeof addr.sun_path);
35 s = socket(AF_UNIX, SOCK_STREAM, 0);
37 if (verbose) fprintf(stderr, "Can't create socket[%s]: %s\n", sockpath, strerror(errno));
41 if (connect(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
42 if (verbose) fprintf(stderr, "Can't connect [%s]: %s\n", sockpath, strerror(errno));
52 * sock_read_to() - input binary data from socket, with a settable timeout.
53 * Returns the number of bytes read, or -1 for error.
54 * If keep_reading_until_full is nonzero, we keep reading until we get the number of requested bytes
56 int sock_read_to(int sock, char *buf, int bytes, int timeout, int keep_reading_until_full)
70 retval = select(sock+1, &rfds, NULL, NULL, &tv);
72 if (FD_ISSET(sock, &rfds) == 0) { /* timed out */
73 if (verbose) fprintf(stderr, "sock_read() timed out.\n");
77 rlen = read(sock, &buf[len], bytes-len);
79 if (verbose) fprintf(stderr, "sock_read() failed: %s\n", strerror(errno));
83 if (!keep_reading_until_full) return(len);
90 * sock_read() - input binary data from socket.
91 * Returns the number of bytes read, or -1 for error.
93 int sock_read(int sock, char *buf, int bytes, int keep_reading_until_full)
95 return sock_read_to(sock, buf, bytes, 30, keep_reading_until_full);
100 * sock_write() - send binary to server.
101 * Returns the number of bytes written, or -1 for error.
103 int sock_write(int sock, char *buf, int nbytes)
105 int bytes_written = 0;
107 while (bytes_written < nbytes) {
108 retval = write(sock, &buf[bytes_written],
109 nbytes - bytes_written);
113 bytes_written = bytes_written + retval;
115 return (bytes_written);
121 * Input string from socket - implemented in terms of sock_read()
124 int sock_getln(int sock, char *buf, int bufsize)
128 /* Read one character at a time.
131 if (sock_read(sock, &buf[i], 1, 1) < 0) return(-1);
132 if (buf[i] == '\n' || i == (bufsize-1))
136 /* If we got a long line, discard characters until the newline.
138 if (i == (bufsize-1))
139 while (buf[i] != '\n')
140 if (sock_read(sock, &buf[i], 1, 1) < 0) return(-1);
142 /* Strip any trailing CR and LF characters.
146 && ( (buf[i - 1]==13)
147 || ( buf[i - 1]==10)) ) {
157 * sock_puts() - send line to server - implemented in terms of serv_write()
158 * Returns the number of bytes written, or -1 for error.
160 int sock_puts(int sock, char *buf)
164 i = sock_write(sock, buf, strlen(buf));
166 j = sock_write(sock, "\n", 1);
172 void sock_printf(int sock, const char *format,...)
178 va_start(arg_ptr, format);
179 vsnprintf(buf, sizeof buf, format, arg_ptr);
182 sock_write(sock, buf, strlen(buf));