X-Git-Url: https://code.citadel.org/?a=blobdiff_plain;f=citadel%2Fclientsocket.c;h=e71410e9fc727ec6ad5715f871085f89fd5dc0fd;hb=HEAD;hp=ba423c4353ad01d91ef9c0bc789d96f42bd3e8c5;hpb=ed49e08b4184495f51ed74013bfff126d4cbec1a;p=citadel.git diff --git a/citadel/clientsocket.c b/citadel/clientsocket.c deleted file mode 100644 index ba423c435..000000000 --- a/citadel/clientsocket.c +++ /dev/null @@ -1,175 +0,0 @@ -/* - * $Id$ - * - * This module handles client-side sockets opened by the Citadel server (for - * the client side of Internet protocols, etc.) It does _not_ handle client - * sockets for the Citadel client; for that you must look in ipc_c_tcp.c - * (which, uncoincidentally, bears a striking similarity to this file). - * - */ - -#include "sysdep.h" -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include "citadel.h" -#ifndef HAVE_SNPRINTF -#include "snprintf.h" -#endif -#include "sysdep_decls.h" - -#ifndef INADDR_NONE -#define INADDR_NONE 0xffffffff -#endif - -int sock_connect(char *host, char *service, char *protocol) -{ - struct hostent *phe; - struct servent *pse; - struct protoent *ppe; - struct sockaddr_in sin; - int s, type; - - memset(&sin, 0, sizeof(sin)); - sin.sin_family = AF_INET; - - pse = getservbyname(service, protocol); - if (pse) { - sin.sin_port = pse->s_port; - } else if ((sin.sin_port = htons((u_short) atoi(service))) == 0) { - lprintf(3, "Can't get %s service entry: %s\n", - service, strerror(errno)); - return(-1); - } - phe = gethostbyname(host); - if (phe) { - memcpy(&sin.sin_addr, phe->h_addr, phe->h_length); - } else if ((sin.sin_addr.s_addr = inet_addr(host)) == INADDR_NONE) { - lprintf(3, "Can't get %s host entry: %s\n", - host, strerror(errno)); - return(-1); - } - if ((ppe = getprotobyname(protocol)) == 0) { - lprintf(3, "Can't get %s protocol entry: %s\n", - protocol, strerror(errno)); - return(-1); - } - if (!strcmp(protocol, "udp")) { - type = SOCK_DGRAM; - } else { - type = SOCK_STREAM; - } - - s = socket(PF_INET, type, ppe->p_proto); - if (s < 0) { - lprintf(3, "Can't create socket: %s\n", strerror(errno)); - return(-1); - } - - if (connect(s, (struct sockaddr *) &sin, sizeof(sin)) < 0) { - lprintf(3, "can't connect to %s.%s: %s\n", - host, service, strerror(errno)); - return(-1); - } - - return (s); -} - -/* - * sock_read() - input binary data from socket. - * Returns the number of bytes read, or -1 for error. - */ -int sock_read(int sock, char *buf, int bytes) -{ - int len, rlen; - - len = 0; - while (len < bytes) { - rlen = read(sock, &buf[len], bytes - len); - if (rlen < 1) { - return (-1); - } - len = len + rlen; - } - return (len); -} - - -/* - * sock_write() - send binary to server. - * Returns the number of bytes written, or -1 for error. - */ -int sock_write(int sock, char *buf, int nbytes) -{ - int bytes_written = 0; - int retval; - while (bytes_written < nbytes) { - retval = write(sock, &buf[bytes_written], - nbytes - bytes_written); - if (retval < 1) { - return (-1); - } - bytes_written = bytes_written + retval; - } - return (bytes_written); -} - - -/* - * Input string from socket - implemented in terms of sock_read() - * - */ -int sock_gets(int sock, char *buf) -{ - int i; - - /* Read one character at a time. - */ - for (i = 0;; i++) { - if (sock_read(sock, &buf[i], 1) < 0) return(-1); - if (buf[i] == '\n' || i == 255) - break; - } - - /* If we got a long line, discard characters until the newline. - */ - if (i == 255) - while (buf[i] != '\n') - if (sock_read(sock, &buf[i], 1) < 0) return(-1); - - /* Strip any trailing CR and LF characters. - */ - buf[i] = 0; - while ( (strlen(buf)>0) - && ((buf[strlen(buf)-1]==13) - || (buf[strlen(buf)-1]==10)) ) { - buf[strlen(buf)-1] = 0; - } - return(strlen(buf)); -} - - -/* - * sock_puts() - send line to server - implemented in terms of serv_write() - * Returns the number of bytes written, or -1 for error. - */ -int sock_puts(int sock, char *buf) -{ - int i, j; - - i = sock_write(sock, buf, strlen(buf)); - if (i<0) return(i); - j = sock_write(sock, "\n", 1); - if (j<0) return(j); - return(i+j); -}