Moved more generic functions to util.[ch]

Added resolve.c to simply resolve a given host name

1 files changed, 153 insertions, 0 deletions

diff --git a/tests/server/resolve.c b/tests/server/resolve.c
new file mode 100644
index 000000000..e1b75e359
--- /dev/null
+++ b/tests/server/resolve.c
@@ -0,0 +1,153 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2005, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ * $Id$
+ ***************************************************************************/
+
+/* Purpose
+ *
+ * Resolve the given name, using system name resolve functions (NOT any
+ * function provided by libcurl). Used to see if the name exists and thus if
+ * we can allow a test case to use it for testing.
+ *
+ * Like if 'localhost' actual exists etc.
+ *
+ */
+#include "setup.h" /* portability help from the lib directory */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+#include <signal.h>
+#include <time.h>
+#include <ctype.h>
+#include <sys/time.h>
+#include <sys/types.h>
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#ifdef HAVE_SYS_SOCKET_H
+#include <sys/socket.h>
+#endif
+#ifdef HAVE_NETINET_IN_H
+#include <netinet/in.h>
+#endif
+#ifdef _XOPEN_SOURCE_EXTENDED
+/* This define is "almost" required to build on HPUX 11 */
+#include <arpa/inet.h>
+#endif
+#ifdef HAVE_NETDB_H
+#include <netdb.h>
+#endif
+
+#define ENABLE_CURLX_PRINTF
+/* make the curlx header define all printf() functions to use the curlx_*
+   versions instead */
+#include "curlx.h" /* from the private lib dir */
+#include "util.h"
+
+/* include memdebug.h last */
+#include "memdebug.h"
+
+char use_ipv6=FALSE;
+
+const char *serverlogfile=""; /* for a util.c function we don't use */
+
+int main(int argc, char *argv[])
+{
+  int arg=1;
+  char *host;
+
+  while(argc>arg) {
+    if(!strcmp("--version", argv[arg])) {
+      printf("resolve IPv4%s\n",
+#ifdef ENABLE_IPV6
+             "/IPv6"
+#else
+             ""
+#endif
+             );
+      return 0;
+    }
+    else if(!strcmp("--ipv6", argv[arg])) {
+#ifdef ENABLE_IPV6
+      use_ipv6=TRUE;
+#endif
+      arg++;
+    }
+    else if(!strcmp("--ipv4", argv[arg])) {
+      /* for completeness, we support this option as well */
+      use_ipv6=FALSE;
+      arg++;
+    }
+    else {
+      host = argv[arg++];
+    }
+  }
+  if(!host) {
+    puts("Usage: resolve [option] <host>\n"
+         " --version\n"
+         " --ipv4\n"
+         " --ipv6");
+    return 0;
+  }
+
+#if defined(WIN32) && !defined(__GNUC__) || defined(__MINGW32__)
+  win32_init();
+  atexit(win32_cleanup);
+#endif
+
+#ifdef ENABLE_IPV6
+  if(!use_ipv6)
+#endif
+  {
+    /* gethostbyname() resolve */
+    struct hostent *he;
+
+    he = gethostbyname(host);
+
+    printf("Resolve '%s' %s\n",
+           host, he?"SUCCESSFUL":"FAILED");
+
+    return he?0:1;
+  }
+#ifdef ENABLE_IPV6
+  else {
+    /* getaddrinfo() resolve */
+    struct addrinfo *ai;
+    struct addrinfo hints;
+    int rc;
+
+    memset(&hints, 0, sizeof(hints));
+    hints.ai_family = PF_INET6;
+    hints.ai_socktype = SOCK_STREAM;
+    hints.ai_flags = AI_CANONNAME;
+    rc = (getaddrinfo)(host, "80", &hints, &ai);
+
+    printf("Resolve '%s' %s\n",
+           host, !rc?"SUCCESSFUL":"FAILED");
+    return !rc?0:1;
+  }
+#endif
+
+  return 0;
+}