adding forgotten files

sesman/tools/tcp.c

@@ -0,0 +1,145 @@
+/*
+   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 2 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+   xrdp: A Remote Desktop Protocol server.
+   Copyright (C) Jay Sorg 2005-2007
+*/
+
+/**
+ *
+ * @file tcp.c
+ * @brief Tcp stream funcions
+ * @author Jay Sorg, Simone Fedele
+ *
+ */
+
+#include "sesman.h"
+
+#include <netinet/in.h>
+#include <sys/socket.h>
+#include <arpa/inet.h>
+#include <stdlib.h>
+#include <string.h>
+
+/*****************************************************************************/
+int DEFAULT_CC
+tcp_force_recv(int sck, char* data, int len)
+{
+  int rcvd;
+
+//#ifndef LIBSCP_CLIENT
+//  int block;
+//  block = lock_fork_critical_section_start();
+//#endif
+
+  while (len > 0)
+  {
+    rcvd = g_tcp_recv(sck, data, len, 0);
+    if (rcvd == -1)
+    {
+      if (g_tcp_last_error_would_block(sck))
+      {
+        g_sleep(1);
+      }
+      else
+      {
+//#ifndef LIBSCP_CLIENT
+//        lock_fork_critical_section_end(block);
+//#endif
+        return 1;
+      }
+    }
+    else if (rcvd == 0)
+    {
+//#ifndef LIBSCP_CLIENT
+//      lock_fork_critical_section_end(block);
+//#endif
+      return 1;
+    }
+    else
+    {
+      data += rcvd;
+      len -= rcvd;
+    }
+  }
+
+//#ifndef LIBSCP_CLIENT
+//  lock_fork_critical_section_end(block);
+//#endif
+
+  return 0;
+}
+
+/*****************************************************************************/
+int DEFAULT_CC
+tcp_force_send(int sck, char* data, int len)
+{
+  int sent;
+
+//#ifndef LIBSCP_CLIENT
+//  int block;
+//  block = lock_fork_critical_section_start();
+//#endif
+
+  while (len > 0)
+  {
+    sent = g_tcp_send(sck, data, len, 0);
+    if (sent == -1)
+    {
+      if (g_tcp_last_error_would_block(sck))
+      {
+        g_sleep(1);
+      }
+      else
+      {
+//#ifndef LIBSCP_CLIENT
+//        lock_fork_critical_section_end(block);
+//#endif
+        return 1;
+      }
+    }
+    else if (sent == 0)
+    {
+//#ifndef LIBSCP_CLIENT
+//      lock_fork_critical_section_end(block);
+//#endif
+      return 1;
+    }
+    else
+    {
+      data += sent;
+      len -= sent;
+    }
+  }
+
+//#ifndef LIBSCP_CLIENT
+//  lock_fork_critical_section_end(block);
+//#endif
+
+  return 0;
+}
+
+/*****************************************************************************/
+int DEFAULT_CC
+tcp_bind(int sck, char* addr, char* port)
+{
+  struct sockaddr_in s;
+
+  memset(&s, 0, sizeof(struct sockaddr_in));
+  s.sin_family = AF_INET;
+  s.sin_port = htons(atoi(port));
+  s.sin_addr.s_addr = inet_addr(addr);
+  return bind(sck, (struct sockaddr*)&s, sizeof(struct sockaddr_in));
+}

sesman/tools/tcp.h

@@ -0,0 +1,67 @@
+/*
+   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 2 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+   xrdp: A Remote Desktop Protocol server.
+   Copyright (C) Jay Sorg 2005-2007
+*/
+
+/**
+ *
+ * @file tcp.h
+ * @brief Tcp stream functions declarations
+ * @author Jay Sorg, Simone Fedele
+ *
+ */
+
+#ifndef TCP_H
+#define TCP_H
+
+/**
+ *
+ * @brief Force receiving data from tcp stream
+ * @param sck The socket to read from
+ * @param data Data buffer
+ * @param len Data buffer size
+ * @return 0 on success, 1 on error
+ *
+ */
+int DEFAULT_CC
+tcp_force_recv(int sck, char* data, int len);
+
+/**
+ *
+ * @brief Force sending data to tcp stream
+ * @param sck the socket to write to
+ * @param data Data buffer
+ * @param len Data buffer size
+ * @return 0 on success, 1 on error
+ *
+ */
+int DEFAULT_CC
+tcp_force_send(int sck, char* data, int len);
+
+/**
+ *
+ * @brief Binds the listening socket
+ * @param sck Listening socket
+ * @param addr Listening address
+ * @param port Listening port
+ * @return 0 on success, -1 on error
+ *
+ */
+int DEFAULT_CC
+tcp_bind(int sck, char* addr, char* port);
+
+#endif