[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/libc/glibc/glibc-2.22/sunrpc/clnt_simp.c b/ap/libc/glibc/glibc-2.22/sunrpc/clnt_simp.c
new file mode 100644
index 0000000..d612df0
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.22/sunrpc/clnt_simp.c
@@ -0,0 +1,156 @@
+/*
+ * clnt_simple.c
+ * Simplified front end to rpc.
+ *
+ * Copyright (c) 2010, Oracle America, Inc.
+ *
+ * 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 the "Oracle America, 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.
+ */
+
+#include <alloca.h>
+#include <errno.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <rpc/rpc.h>
+#include <sys/socket.h>
+#include <netdb.h>
+#include <string.h>
+
+struct callrpc_private_s
+ {
+ CLIENT *client;
+ int socket;
+ u_long oldprognum, oldversnum, valid;
+ char *oldhost;
+ };
+#ifdef _RPC_THREAD_SAFE_
+#define callrpc_private RPC_THREAD_VARIABLE(callrpc_private_s)
+#else
+static struct callrpc_private_s *callrpc_private;
+#endif
+
+int
+callrpc (const char *host, u_long prognum, u_long versnum, u_long procnum,
+ xdrproc_t inproc, const char *in, xdrproc_t outproc, char *out)
+{
+ struct callrpc_private_s *crp = callrpc_private;
+ struct sockaddr_in server_addr;
+ enum clnt_stat clnt_stat;
+ struct hostent hostbuf, *hp;
+ struct timeval timeout, tottimeout;
+
+ if (crp == 0)
+ {
+ crp = (struct callrpc_private_s *) calloc (1, sizeof (*crp));
+ if (crp == 0)
+ return 0;
+ callrpc_private = crp;
+ }
+ if (crp->oldhost == NULL)
+ {
+ crp->oldhost = malloc (256);
+ crp->oldhost[0] = 0;
+ crp->socket = RPC_ANYSOCK;
+ }
+ if (crp->valid && crp->oldprognum == prognum && crp->oldversnum == versnum
+ && strcmp (crp->oldhost, host) == 0)
+ {
+ /* reuse old client */
+ }
+ else
+ {
+ size_t buflen;
+ char *buffer;
+ int herr;
+
+ crp->valid = 0;
+ if (crp->socket != RPC_ANYSOCK)
+ {
+ (void) __close (crp->socket);
+ crp->socket = RPC_ANYSOCK;
+ }
+ if (crp->client)
+ {
+ clnt_destroy (crp->client);
+ crp->client = NULL;
+ }
+
+ buflen = 1024;
+ buffer = __alloca (buflen);
+ while (__gethostbyname_r (host, &hostbuf, buffer, buflen,
+ &hp, &herr) != 0
+ || hp == NULL)
+ if (herr != NETDB_INTERNAL || errno != ERANGE)
+ return (int) RPC_UNKNOWNHOST;
+ else
+ {
+ /* Enlarge the buffer. */
+ buflen *= 2;
+ buffer = __alloca (buflen);
+ }
+
+ timeout.tv_usec = 0;
+ timeout.tv_sec = 5;
+ memcpy ((char *) &server_addr.sin_addr, hp->h_addr, hp->h_length);
+ server_addr.sin_family = AF_INET;
+ server_addr.sin_port = 0;
+ if ((crp->client = clntudp_create (&server_addr, (u_long) prognum,
+ (u_long) versnum, timeout, &crp->socket)) == NULL)
+ return (int) get_rpc_createerr().cf_stat;
+ crp->valid = 1;
+ crp->oldprognum = prognum;
+ crp->oldversnum = versnum;
+ (void) strncpy (crp->oldhost, host, 255);
+ crp->oldhost[255] = '\0';
+ }
+ tottimeout.tv_sec = 25;
+ tottimeout.tv_usec = 0;
+ clnt_stat = clnt_call (crp->client, procnum, inproc, (char *) in,
+ outproc, out, tottimeout);
+ /*
+ * if call failed, empty cache
+ */
+ if (clnt_stat != RPC_SUCCESS)
+ crp->valid = 0;
+ return (int) clnt_stat;
+}
+libc_hidden_nolink_sunrpc (callrpc, GLIBC_2_0)
+
+#ifdef _RPC_THREAD_SAFE_
+void
+__rpc_thread_clnt_cleanup (void)
+{
+ struct callrpc_private_s *rcp = RPC_THREAD_VARIABLE(callrpc_private_s);
+
+ if (rcp) {
+ if (rcp->client)
+ CLNT_DESTROY (rcp->client);
+ free (rcp);
+ }
+}
+#endif /* _RPC_THREAD_SAFE_ */