X-Git-Url: https://code.citadel.org/?p=citadel.git;a=blobdiff_plain;f=webcit%2Ftcp_sockets.c;h=f8705872ca938cc76892d9c20064aecafe77dd9d;hp=89a30a38b390e6a059184ca23c60e445c1154fba;hb=HEAD;hpb=c1bfa993f32198515f9994cde602f7bcd4da35d8 diff --git a/webcit/tcp_sockets.c b/webcit/tcp_sockets.c deleted file mode 100644 index 89a30a38b..000000000 --- a/webcit/tcp_sockets.c +++ /dev/null @@ -1,303 +0,0 @@ -/* - * $Id$ - */ - -/* - * Uncomment this to log all communications with the Citadel server -#define SERV_TRACE 1 - */ - - -#include "webcit.h" -#include "webserver.h" - -/* - * register the timeout - * signum signalhandler number - * \return signals - */ -RETSIGTYPE timeout(int signum) -{ - lprintf(1, "Connection timed out; unable to reach citserver\n"); - /* no exit here, since we need to server the connection unreachable thing. exit(3); */ -} - - -/* - * Connect a unix domain socket - * sockpath where to open a unix domain socket - */ -int uds_connectsock(char *sockpath) -{ - struct sockaddr_un addr; - int s; - - memset(&addr, 0, sizeof(addr)); - addr.sun_family = AF_UNIX; - strncpy(addr.sun_path, sockpath, sizeof addr.sun_path); - - s = socket(AF_UNIX, SOCK_STREAM, 0); - if (s < 0) { - lprintf(1, "Can't create socket[%s]: %s\n", - sockpath, - strerror(errno)); - return(-1); - } - - if (connect(s, (struct sockaddr *) &addr, sizeof(addr)) < 0) { - lprintf(1, "Can't connect [%s]: %s\n", - sockpath, - strerror(errno)); - close(s); - return(-1); - } - - return s; -} - - -/* - * Connect a TCP/IP socket - * host the host to connect to - * service the service on the host to call - */ -int tcp_connectsock(char *host, char *service) -{ - int fdflags; - struct hostent *phe; - struct servent *pse; - struct protoent *ppe; - struct sockaddr_in sin; - int s; - - memset(&sin, 0, sizeof(sin)); - sin.sin_family = AF_INET; - - pse = getservbyname(service, "tcp"); - if (pse) { - sin.sin_port = pse->s_port; - } else if ((sin.sin_port = htons((u_short) atoi(service))) == 0) { - lprintf(1, "Can't get %s service entry\n", service); - 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(1, "Can't get %s host entry: %s\n", - host, strerror(errno)); - return (-1); - } - if ((ppe = getprotobyname("tcp")) == 0) { - lprintf(1, "Can't get TCP protocol entry: %s\n", - strerror(errno)); - return (-1); - } - - s = socket(PF_INET, SOCK_STREAM, ppe->p_proto); - if (s < 0) { - lprintf(1, "Can't create socket: %s\n", strerror(errno)); - return (-1); - } - signal(SIGALRM, timeout); - alarm(30); - - if (connect(s, (struct sockaddr *) &sin, sizeof(sin)) < 0) { - lprintf(1, "Can't connect to %s.%s: %s\n", - host, service, strerror(errno)); - close(s); - return (-1); - } - alarm(0); - signal(SIGALRM, SIG_IGN); - - fdflags = fcntl(s, F_GETFL); - fdflags = fdflags | O_NONBLOCK; - fcntl(s, F_SETFD, fdflags); - return (s); -} - - - -/* - * input string from pipe - */ -int serv_getln(char *strbuf, int bufsize) -{ - wcsession *WCC = WC; - int len; - - *strbuf = '\0'; - StrBuf_ServGetln(WCC->MigrateReadLineBuf); - len = StrLength(WCC->MigrateReadLineBuf); - if (len > bufsize) - len = bufsize - 1; - memcpy(strbuf, ChrPtr(WCC->MigrateReadLineBuf), len); - FlushStrBuf(WCC->MigrateReadLineBuf); - strbuf[len] = '\0'; -#ifdef SERV_TRACE - lprintf(9, "%3d>%s\n", WC->serv_sock, strbuf); -#endif - return len; -} - - -int StrBuf_ServGetln(StrBuf *buf) -{ - wcsession *WCC = WC; - const char *ErrStr; - int rc; - - rc = StrBufTCP_read_buffered_line_fast(buf, - WCC->ReadBuf, - &WCC->ReadPos, - &WCC->serv_sock, - 5, 1, - &ErrStr); - if (rc < 0) - { - lprintf(1, "Server connection broken: %s\n", - ErrStr); - wc_backtrace(); - WCC->serv_sock = (-1); - WCC->connected = 0; - WCC->logged_in = 0; - } - return rc; -} - -int StrBuf_ServGetBLOBBuffered(StrBuf *buf, long BlobSize) -{ - wcsession *WCC = WC; - const char *Err; - int rc; - - rc = StrBufReadBLOBBuffered(buf, - WCC->ReadBuf, - &WCC->ReadPos, - &WCC->serv_sock, - 1, - BlobSize, - NNN_TERM, - &Err); - if (rc < 0) - { - lprintf(1, "Server connection broken: %s\n", - Err); - wc_backtrace(); - WCC->serv_sock = (-1); - WCC->connected = 0; - WCC->logged_in = 0; - } - return rc; -} - -int StrBuf_ServGetBLOB(StrBuf *buf, long BlobSize) -{ - wcsession *WCC = WC; - const char *Err; - int rc; - - WCC->ReadPos = NULL; - rc = StrBufReadBLOB(buf, &WCC->serv_sock, 1, BlobSize, &Err); - if (rc < 0) - { - lprintf(1, "Server connection broken: %s\n", - Err); - wc_backtrace(); - WCC->serv_sock = (-1); - WCC->connected = 0; - WCC->logged_in = 0; - } - return rc; -} - -/* - * send binary to server - * buf the buffer to write to citadel server - * nbytes how many bytes to send to citadel server - */ -void serv_write(const char *buf, int nbytes) -{ - int bytes_written = 0; - int retval; - while (bytes_written < nbytes) { - retval = write(WC->serv_sock, &buf[bytes_written], - nbytes - bytes_written); - if (retval < 1) { - lprintf(1, "Server connection broken: %s\n", - strerror(errno)); - close(WC->serv_sock); - WC->serv_sock = (-1); - WC->connected = 0; - WC->logged_in = 0; - return; - } - bytes_written = bytes_written + retval; - } -} - - -/* - * send line to server - * string the line to send to the citadel server - */ -void serv_puts(const char *string) -{ - wcsession *WCC = WC; -#ifdef SERV_TRACE - lprintf(9, "%3d<%s\n", WC->serv_sock, string); -#endif - FlushStrBuf(WCC->ReadBuf); - WCC->ReadPos = NULL; - - serv_write(string, strlen(string)); - serv_write("\n", 1); -} - -/* - * send line to server - * string the line to send to the citadel server - */ -void serv_putbuf(const StrBuf *string) -{ - wcsession *WCC = WC; -#ifdef SERV_TRACE - lprintf(9, "%3d<%s\n", WC->serv_sock, ChrPtr(string)); -#endif - FlushStrBuf(WCC->ReadBuf); - WCC->ReadPos = NULL; - - serv_write(ChrPtr(string), StrLength(string)); - serv_write("\n", 1); -} - - -/* - * convenience function to send stuff to the server - * format the formatstring - * ... the entities to insert into format - */ -void serv_printf(const char *format,...) -{ - wcsession *WCC = WC; - va_list arg_ptr; - char buf[SIZ]; - size_t len; - - FlushStrBuf(WCC->ReadBuf); - WCC->ReadPos = NULL; - - va_start(arg_ptr, format); - vsnprintf(buf, sizeof buf, format, arg_ptr); - va_end(arg_ptr); - - len = strlen(buf); - buf[len++] = '\n'; - buf[len] = '\0'; - serv_write(buf, len); -#ifdef SERV_TRACE - lprintf(9, "<%s", buf); -#endif -} -