/*
* $Id$
+ *
+ * Copyright (c) 1987-2010 by the citadel.org team
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
#include "webserver.h"
extern int DisableGzip;
+long MaxRead = -1; /* should we do READ scattered or all at once? */
/*
* register the timeout
}
alarm(0);
signal(SIGALRM, SIG_IGN);
-
- fdflags = fcntl(s, F_GETFL);
- if (fdflags < 0)
- lprintf(1, "unable to get socket flags! %s.%s: %s \n",
- host, service, strerror(errno));
- fdflags = fdflags | O_NONBLOCK;
- if (fcntl(s, F_SETFD, fdflags) < 0)
- lprintf(1, "unable to set socket nonblocking flags! %s.%s: %s \n",
- host, service, strerror(errno));
+ if (!is_https) {
+ fdflags = fcntl(s, F_GETFL);
+ if (fdflags < 0)
+ lprintf(1, "unable to get socket flags! %s.%s: %s \n",
+ host, service, strerror(errno));
+ fdflags = fdflags | O_NONBLOCK;
+ if (fcntl(s, F_SETFD, fdflags) < 0)
+ lprintf(1, "unable to set socket nonblocking flags! %s.%s: %s \n",
+ host, service, strerror(errno));
+ }
return (s);
}
FlushStrBuf(WCC->MigrateReadLineBuf);
strbuf[len] = '\0';
#ifdef SERV_TRACE
- lprintf(9, "%3d>%s\n", WC->serv_sock, strbuf);
+ lprintf(9, "%3d<<<%s\n", WC->serv_sock, strbuf);
#endif
return len;
}
wcsession *WCC = WC;
const char *ErrStr = NULL;
int rc;
-
+
+ FlushStrBuf(buf);
rc = StrBufTCP_read_buffered_line_fast(buf,
WCC->ReadBuf,
&WCC->ReadPos,
WCC->connected = 0;
WCC->logged_in = 0;
}
+#ifdef SERV_TRACE
+ else
+ {
+ long pos=0;
+ if (WCC->ReadPos != NULL)
+ pos = WCC->ReadPos - ChrPtr(buf);
+ lprintf(9, "%3d<<<[%ld]%s\n", WC->serv_sock, pos, ChrPtr(buf));
+ }
+#endif
return rc;
}
WCC->connected = 0;
WCC->logged_in = 0;
}
+#ifdef SERV_TRACE
+ else
+ lprintf(9, "%3d<<<BLOB: %ld bytes\n", WC->serv_sock, StrLength(buf));
+#endif
+
return rc;
}
WCC->connected = 0;
WCC->logged_in = 0;
}
+#ifdef SERV_TRACE
+ else
+ lprintf(9, "%3d<<<BLOB: %ld bytes\n", WC->serv_sock, StrLength(buf));
+#endif
+
return rc;
}
{
wcsession *WCC = WC;
#ifdef SERV_TRACE
- lprintf(9, "%3d<%s\n", WC->serv_sock, string);
+ lprintf(9, "%3d>>>%s\n", WC->serv_sock, string);
#endif
FlushStrBuf(WCC->ReadBuf);
WCC->ReadPos = NULL;
{
wcsession *WCC = WC;
#ifdef SERV_TRACE
- lprintf(9, "%3d<%s\n", WC->serv_sock, ChrPtr(string));
+ lprintf(9, "%3d>>>%s\n", WC->serv_sock, ChrPtr(string));
#endif
FlushStrBuf(WCC->ReadBuf);
WCC->ReadPos = NULL;
buf[len] = '\0';
serv_write(buf, len);
#ifdef SERV_TRACE
- lprintf(9, "<%s", buf);
+ lprintf(9, ">>>%s", buf);
#endif
}
+/**
+ * Read binary data from server into memory using a series of
+ * server READ commands.
+ * \return the read content as StrBuf
+ */
+int serv_read_binary(StrBuf *Ret, size_t total_len, StrBuf *Buf)
+{
+ wcsession *WCC = WC;
+ size_t bytes = 0;
+ size_t thisblock = 0;
+
+ if (Ret == NULL)
+ return -1;
+
+ if (MaxRead == -1)
+ {
+ serv_printf("READ %d|%d", 0, total_len);
+ if (StrBuf_ServGetln(Buf) > 0)
+ {
+ long YetRead;
+ const char *ErrStr;
+ const char *pch;
+ int rc;
+
+ if (GetServerStatus(Buf, NULL) == 6)
+ {
+ StrBufCutLeft(Buf, 4);
+ thisblock = StrTol(Buf);
+ if (WCC->serv_sock==-1) {
+ FlushStrBuf(Ret);
+ return -1;
+ }
+
+ if (WCC->ReadPos != NULL) {
+ pch = ChrPtr(WCC->ReadBuf);
+
+ YetRead = WCC->ReadPos - pch;
+ if (YetRead > 0)
+ {
+ long StillThere;
+
+ StillThere = StrLength(WCC->ReadBuf) -
+ YetRead;
+
+ StrBufPlain(Ret,
+ WCC->ReadPos,
+ StillThere);
+ total_len -= StillThere;
+ }
+ FlushStrBuf(WCC->ReadBuf);
+ WCC->ReadPos = NULL;
+ }
+ if (total_len > 0)
+ {
+ rc = StrBufReadBLOB(Ret,
+ &WCC->serv_sock,
+ 1,
+ total_len,
+ &ErrStr);
+ if (rc < 0)
+ {
+ lprintf(1, "Server connection broken: %s\n",
+ (ErrStr)?ErrStr:"");
+ wc_backtrace();
+ WCC->serv_sock = (-1);
+ WCC->connected = 0;
+ WCC->logged_in = 0;
+ return rc;
+ }
+ else
+ return StrLength(Ret);
+ }
+ else
+ return StrLength(Ret);
+ }
+ }
+ else
+ return -1;
+ }
+ else while ((WCC->serv_sock!=-1) &&
+ (bytes < total_len)) {
+ thisblock = MaxRead;
+ if ((total_len - bytes) < thisblock) {
+ thisblock = total_len - bytes;
+ if (thisblock == 0) {
+ FlushStrBuf(Ret);
+ return -1;
+ }
+ }
+ serv_printf("READ %d|%d", (int)bytes, (int)thisblock);
+ if (StrBuf_ServGetln(Buf) > 0)
+ {
+ if (GetServerStatus(Buf, NULL) == 6)
+ {
+ StrBufCutLeft(Buf, 4);
+ thisblock = StrTol(Buf);
+ if (WCC->serv_sock==-1) {
+ FlushStrBuf(Ret);
+ return -1;
+ }
+ StrBuf_ServGetBLOBBuffered(Ret, thisblock);
+ bytes += thisblock;
+ }
+ else {
+ lprintf(3, "Error: %s\n", ChrPtr(Buf) + 4);
+ return -1;
+ }
+ }
+ }
+ return StrLength(Ret);
+}
+
int ClientGetLine(ParsedHttpHdrs *Hdr, StrBuf *Target)
{
- const char *Error, *pch, *pchs;
+ const char *Error;
+#ifdef HAVE_OPENSSL
+ const char *pch, *pchs;
int rlen, len, retval = 0;
-#ifdef HAVE_OPENSSL
if (is_https) {
int ntries = 0;
if (StrLength(Hdr->ReadBuf) > 0) {
&Error);
}
+#ifdef CTDL_IPV6
+
+/*
+ * This is a generic function to set up a master socket for listening on
+ * a TCP port. The server shuts down if the bind fails. (IPv4/IPv6 version)
+ *
+ * ip_addr IP address to bind
+ * port_number port number to bind
+ * queue_len number of incoming connections to allow in the queue
+ */
+int ig_tcp_server(char *ip_addr, int port_number, int queue_len)
+{
+ struct protoent *p;
+ struct sockaddr_in6 sin;
+ int s, i;
+
+ memset(&sin, 0, sizeof(sin));
+ sin.sin6_family = AF_INET6;
+
+ if ((ip_addr == NULL) || (IsEmptyStr(ip_addr)) || (!strcmp(ip_addr, "0.0.0.0"))) {
+ sin.sin6_addr = in6addr_any;
+ } else {
+ char bind_to[256];
+ if ((strchr(ip_addr, '.')) && (!strchr(ip_addr, ':'))) {
+ snprintf(bind_to, sizeof bind_to, "::ffff:%s", ip_addr);
+ }
+ else {
+ safestrncpy(bind_to, ip_addr, sizeof bind_to);
+ }
+ if (inet_pton(AF_INET6, bind_to, &sin.sin6_addr) <= 0) {
+ lprintf(1, "Error binding to [%s] : %s\n", ip_addr, strerror(errno));
+ return (-WC_EXIT_BIND);
+ }
+ }
+
+ if (port_number == 0) {
+ lprintf(1, "Cannot start: no port number specified.\n");
+ return (-WC_EXIT_BIND);
+ }
+ sin.sin6_port = htons((u_short) port_number);
+
+ p = getprotobyname("tcp");
+
+ s = socket(PF_INET6, SOCK_STREAM, (p->p_proto));
+ if (s < 0) {
+ lprintf(1, "Can't create an IPv6 socket: %s\n", strerror(errno));
+ return (-WC_EXIT_BIND);
+ }
+ /* Set some socket options that make sense. */
+ i = 1;
+ setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &i, sizeof(i));
+
+ #ifndef __APPLE__
+ fcntl(s, F_SETFL, O_NONBLOCK); /* maide: this statement is incorrect
+ there should be a preceding F_GETFL
+ and a bitwise OR with the previous
+ fd flags */
+ #endif
+
+ if (bind(s, (struct sockaddr *) &sin, sizeof(sin)) < 0) {
+ lprintf(1, "Can't bind: %s\n", strerror(errno));
+ return (-WC_EXIT_BIND);
+ }
+ if (listen(s, queue_len) < 0) {
+ lprintf(1, "Can't listen: %s\n", strerror(errno));
+ return (-WC_EXIT_BIND);
+ }
+ return (s);
+}
+
+#else /* CTDL_IPV6 */
+
/*
* This is a generic function to set up a master socket for listening on
* a TCP port. The server shuts down if the bind fails.
s = socket(PF_INET, SOCK_STREAM, (p->p_proto));
if (s < 0) {
- lprintf(1, "Can't create a socket: %s\n", strerror(errno));
+ lprintf(1, "Can't create an IPv4 socket: %s\n", strerror(errno));
return (-WC_EXIT_BIND);
}
/* Set some socket options that make sense. */
return (s);
}
+#endif /* CTDL_IPV6 */
/*
s = socket(AF_UNIX, SOCK_STREAM, 0);
if (s < 0) {
- lprintf(1, "webcit: Can't create a socket: %s\n",
- strerror(errno));
+ lprintf(1, "webcit: Can't create a unix domain socket: %s\n", strerror(errno));
return (-WC_EXIT_BIND);
}
if (retval < 0) {
lprintf(2, "client_read() failed: %s\n",
Error);
+ wc_backtrace();
return retval;
}
{
FreeStrBuf(&sess->CLineBuf);
FreeStrBuf(&sess->ReadBuf);
+ sess->ReadPos = NULL;
FreeStrBuf(&sess->MigrateReadLineBuf);
if (sess->serv_sock > 0)
close(sess->serv_sock);