diff options
Diffstat (limited to 'sunrpc/clnt_gen.c')
| -rw-r--r-- | sunrpc/clnt_gen.c | 168 |
1 files changed, 85 insertions, 83 deletions
diff --git a/sunrpc/clnt_gen.c b/sunrpc/clnt_gen.c index d7b949c..c24442c 100644 --- a/sunrpc/clnt_gen.c +++ b/sunrpc/clnt_gen.c @@ -35,6 +35,7 @@ static char sccsid[] = "@(#)clnt_generic.c 1.4 87/08/11 (C) 1987 SMI"; */ #include <alloca.h> #include <errno.h> +#include <string.h> #include <rpc/rpc.h> #include <sys/socket.h> #include <sys/errno.h> @@ -46,95 +47,96 @@ static char sccsid[] = "@(#)clnt_generic.c 1.4 87/08/11 (C) 1987 SMI"; * change using the rpc equivalent of ioctl()'s. */ CLIENT * -clnt_create(hostname, prog, vers, proto) - char *hostname; - unsigned prog; - unsigned vers; - char *proto; +clnt_create (const char *hostname, u_long prog, u_long vers, + const char *proto) { - struct hostent hostbuf, *h; - size_t hstbuflen; - char *hsttmpbuf; - struct protoent protobuf, *p; - size_t prtbuflen; - char *prttmpbuf; - struct sockaddr_in sin; - int sock; - struct timeval tv; - CLIENT *client; - int herr; + struct hostent hostbuf, *h; + size_t hstbuflen; + char *hsttmpbuf; + struct protoent protobuf, *p; + size_t prtbuflen; + char *prttmpbuf; + struct sockaddr_in sin; + int sock; + struct timeval tv; + CLIENT *client; + int herr; - hstbuflen = 1024; + hstbuflen = 1024; + hsttmpbuf = __alloca (hstbuflen); + while (__gethostbyname_r (hostname, &hostbuf, hsttmpbuf, hstbuflen, + &h, &herr) < 0) + if (herr != NETDB_INTERNAL || errno != ERANGE) + { + rpc_createerr.cf_stat = RPC_UNKNOWNHOST; + return NULL; + } + else + { + /* Enlarge the buffer. */ + hstbuflen *= 2; hsttmpbuf = __alloca (hstbuflen); - while (__gethostbyname_r (hostname, &hostbuf, hsttmpbuf, hstbuflen, - &h, &herr) < 0) - if (herr != NETDB_INTERNAL || errno != ERANGE) - { - rpc_createerr.cf_stat = RPC_UNKNOWNHOST; - return NULL; - } - else - { - /* Enlarge the buffer. */ - hstbuflen *= 2; - hsttmpbuf = __alloca (hstbuflen); - } + } - if (h->h_addrtype != AF_INET) { - /* - * Only support INET for now - */ - rpc_createerr.cf_stat = RPC_SYSTEMERROR; - rpc_createerr.cf_error.re_errno = EAFNOSUPPORT; - return (NULL); - } - sin.sin_family = h->h_addrtype; - sin.sin_port = 0; - bzero(sin.sin_zero, sizeof(sin.sin_zero)); - bcopy(h->h_addr, (char*)&sin.sin_addr, h->h_length); + if (h->h_addrtype != AF_INET) + { + /* + * Only support INET for now + */ + rpc_createerr.cf_stat = RPC_SYSTEMERROR; + rpc_createerr.cf_error.re_errno = EAFNOSUPPORT; + return NULL; + } + sin.sin_family = h->h_addrtype; + sin.sin_port = 0; + bzero (sin.sin_zero, sizeof (sin.sin_zero)); + bcopy (h->h_addr, (char *) &sin.sin_addr, h->h_length); - prtbuflen = 1024; + prtbuflen = 1024; + prttmpbuf = __alloca (prtbuflen); + while (__getprotobyname_r (proto, &protobuf, prttmpbuf, prtbuflen, &p) + < 0) + if (errno != ERANGE) + { + rpc_createerr.cf_stat = RPC_UNKNOWNPROTO; + rpc_createerr.cf_error.re_errno = EPFNOSUPPORT; + return NULL; + } + else + { + /* Enlarge the buffer. */ + prtbuflen *= 2; prttmpbuf = __alloca (prtbuflen); - while (__getprotobyname_r (proto, &protobuf, prttmpbuf, prtbuflen, &p) - < 0) - if (errno != ERANGE) - { - rpc_createerr.cf_stat = RPC_UNKNOWNPROTO; - rpc_createerr.cf_error.re_errno = EPFNOSUPPORT; - return NULL; - } - else - { - /* Enlarge the buffer. */ - prtbuflen *= 2; - prttmpbuf = __alloca (prtbuflen); - } + } - sock = RPC_ANYSOCK; - switch (p->p_proto) { - case IPPROTO_UDP: - tv.tv_sec = 5; - tv.tv_usec = 0; - client = clntudp_create(&sin, prog, vers, tv, &sock); - if (client == NULL) { - return (NULL); - } - tv.tv_sec = 25; - clnt_control(client, CLSET_TIMEOUT, &tv); - break; - case IPPROTO_TCP: - client = clnttcp_create(&sin, prog, vers, &sock, 0, 0); - if (client == NULL) { - return (NULL); - } - tv.tv_sec = 25; - tv.tv_usec = 0; - clnt_control(client, CLSET_TIMEOUT, &tv); - break; - default: - rpc_createerr.cf_stat = RPC_SYSTEMERROR; - rpc_createerr.cf_error.re_errno = EPFNOSUPPORT; - return (NULL); + sock = RPC_ANYSOCK; + switch (p->p_proto) + { + case IPPROTO_UDP: + tv.tv_sec = 5; + tv.tv_usec = 0; + client = clntudp_create (&sin, prog, vers, tv, &sock); + if (client == NULL) + { + return NULL; + } + tv.tv_sec = 25; + clnt_control (client, CLSET_TIMEOUT, (char *)&tv); + break; + case IPPROTO_TCP: + client = clnttcp_create (&sin, prog, vers, &sock, 0, 0); + if (client == NULL) + { + return NULL; } - return (client); + tv.tv_sec = 25; + tv.tv_usec = 0; + clnt_control (client, CLSET_TIMEOUT, (char *)&tv); + break; + default: + rpc_createerr.cf_stat = RPC_SYSTEMERROR; + rpc_createerr.cf_error.re_errno = EPFNOSUPPORT; + return (NULL); + } + return client; } |