diff options
Diffstat (limited to 'src/getrpcport.c')
-rw-r--r-- | src/getrpcport.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/src/getrpcport.c b/src/getrpcport.c new file mode 100644 index 0000000..c28cd61 --- /dev/null +++ b/src/getrpcport.c @@ -0,0 +1,66 @@ +/* + * Copyright (c) 2009, Sun Microsystems, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * - Neither the name of Sun Microsystems, Inc. nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + + +/* + * Copyright (c) 1985 by Sun Microsystems, Inc. + */ + +#include <sys/types.h> +#include <sys/socket.h> + +#include <assert.h> +#include <netdb.h> +#include <stdio.h> +#include <string.h> + +#include <rpc/rpc.h> +#include <rpc/pmap_clnt.h> + +int +getrpcport(host, prognum, versnum, proto) + char *host; + int prognum, versnum, proto; +{ + struct sockaddr_in addr; + struct hostent *hp; + + assert(host != NULL); + + if ((hp = gethostbyname(host)) == NULL) + return (0); + memset(&addr, 0, sizeof(addr)); + addr.sin_family = AF_INET; + addr.sin_port = 0; + if (hp->h_length > sizeof(addr.sin_addr.s_addr)) + hp->h_length = sizeof(addr.sin_addr.s_addr); + memcpy(&addr.sin_addr.s_addr, hp->h_addr, (size_t)hp->h_length); + /* Inconsistent interfaces need casts! :-( */ + return (pmap_getport(&addr, (u_long)prognum, (u_long)versnum, + (u_int)proto)); +} |