10 #include <sys/types.h>
12 #include <sys/socket.h>
18 #include "ctdlsalearn.h"
21 #define INADDR_NONE 0xffffffff
24 int uds_connectsock(char *sockpath)
26 struct sockaddr_un addr;
29 memset(&addr, 0, sizeof(addr));
30 addr.sun_family = AF_UNIX;
31 strncpy(addr.sun_path, sockpath, sizeof addr.sun_path);
33 s = socket(AF_UNIX, SOCK_STREAM, 0);
35 fprintf(stderr, "Can't create socket[%s]: %s\n", sockpath, strerror(errno));
39 if (connect(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
40 fprintf(stderr, "Can't connect [%s]: %s\n", sockpath, strerror(errno));
50 * sock_read_to() - input binary data from socket, with a settable timeout.
51 * Returns the number of bytes read, or -1 for error.
52 * If keep_reading_until_full is nonzero, we keep reading until we get the number of requested bytes
54 int sock_read_to(int sock, char *buf, int bytes, int timeout, int keep_reading_until_full)
68 retval = select(sock+1, &rfds, NULL, NULL, &tv);
70 if (FD_ISSET(sock, &rfds) == 0) { /* timed out */
71 fprintf(stderr, "sock_read() timed out.\n");
75 rlen = read(sock, &buf[len], bytes-len);
77 fprintf(stderr, "sock_read() failed: %s\n",
82 if (!keep_reading_until_full) return(len);
89 * sock_read() - input binary data from socket.
90 * Returns the number of bytes read, or -1 for error.
92 int sock_read(int sock, char *buf, int bytes, int keep_reading_until_full)
94 return sock_read_to(sock, buf, bytes, 30, keep_reading_until_full);
99 * sock_write() - send binary to server.
100 * Returns the number of bytes written, or -1 for error.
102 int sock_write(int sock, char *buf, int nbytes)
104 int bytes_written = 0;
106 while (bytes_written < nbytes) {
107 retval = write(sock, &buf[bytes_written],
108 nbytes - bytes_written);
112 bytes_written = bytes_written + retval;
114 return (bytes_written);
120 * Input string from socket - implemented in terms of sock_read()
123 int sock_getln(int sock, char *buf, int bufsize)
127 /* Read one character at a time.
130 if (sock_read(sock, &buf[i], 1, 1) < 0) return(-1);
131 if (buf[i] == '\n' || i == (bufsize-1))
135 /* If we got a long line, discard characters until the newline.
137 if (i == (bufsize-1))
138 while (buf[i] != '\n')
139 if (sock_read(sock, &buf[i], 1, 1) < 0) return(-1);
141 /* Strip any trailing CR and LF characters.
145 && ( (buf[i - 1]==13)
146 || ( buf[i - 1]==10)) ) {
156 * sock_puts() - send line to server - implemented in terms of serv_write()
157 * Returns the number of bytes written, or -1 for error.
159 int sock_puts(int sock, char *buf)
163 i = sock_write(sock, buf, strlen(buf));
165 j = sock_write(sock, "\n", 1);
171 void sock_printf(int sock, const char *format,...)
177 va_start(arg_ptr, format);
178 vsnprintf(buf, sizeof buf, format, arg_ptr);
181 sock_write(sock, buf, strlen(buf));