--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/symbian-qemu-0.9.1-12/python-2.6.1/Modules/getnameinfo.c Fri Jul 31 15:01:17 2009 +0100
@@ -0,0 +1,214 @@
+/*
+ * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. Neither the name of the project 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 PROJECT 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 PROJECT 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.
+ */
+
+/*
+ * Issues to be discussed:
+ * - Thread safe-ness must be checked
+ * - Return values. There seems to be no standard for return value (RFC2133)
+ * but INRIA implementation returns EAI_xxx defined for getaddrinfo().
+ */
+
+#if 0
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <arpa/nameser.h>
+#include <netdb.h>
+#include <resolv.h>
+#include <string.h>
+#include <stddef.h>
+
+#include "addrinfo.h"
+#endif
+
+#define SUCCESS 0
+#define YES 1
+#define NO 0
+
+static struct gni_afd {
+ int a_af;
+ int a_addrlen;
+ int a_socklen;
+ int a_off;
+} gni_afdl [] = {
+#ifdef ENABLE_IPV6
+ {PF_INET6, sizeof(struct in6_addr), sizeof(struct sockaddr_in6),
+ offsetof(struct sockaddr_in6, sin6_addr)},
+#endif
+ {PF_INET, sizeof(struct in_addr), sizeof(struct sockaddr_in),
+ offsetof(struct sockaddr_in, sin_addr)},
+ {0, 0, 0},
+};
+
+struct gni_sockinet {
+ u_char si_len;
+ u_char si_family;
+ u_short si_port;
+};
+
+#define ENI_NOSOCKET 0
+#define ENI_NOSERVNAME 1
+#define ENI_NOHOSTNAME 2
+#define ENI_MEMORY 3
+#define ENI_SYSTEM 4
+#define ENI_FAMILY 5
+#define ENI_SALEN 6
+
+/* forward declaration to make gcc happy */
+int getnameinfo Py_PROTO((const struct sockaddr *, size_t, char *, size_t,
+ char *, size_t, int));
+
+int
+getnameinfo(sa, salen, host, hostlen, serv, servlen, flags)
+ const struct sockaddr *sa;
+ size_t salen;
+ char *host;
+ size_t hostlen;
+ char *serv;
+ size_t servlen;
+ int flags;
+{
+ struct gni_afd *gni_afd;
+ struct servent *sp;
+ struct hostent *hp;
+ u_short port;
+ int family, len, i;
+ char *addr, *p;
+ u_long v4a;
+#ifdef ENABLE_IPV6
+ u_char pfx;
+#endif
+ int h_error;
+ char numserv[512];
+ char numaddr[512];
+
+ if (sa == NULL)
+ return ENI_NOSOCKET;
+
+#ifdef HAVE_SOCKADDR_SA_LEN
+ len = sa->sa_len;
+ if (len != salen) return ENI_SALEN;
+#else
+ len = salen;
+#endif
+
+ family = sa->sa_family;
+ for (i = 0; gni_afdl[i].a_af; i++)
+ if (gni_afdl[i].a_af == family) {
+ gni_afd = &gni_afdl[i];
+ goto found;
+ }
+ return ENI_FAMILY;
+
+ found:
+ if (len != gni_afd->a_socklen) return ENI_SALEN;
+
+ port = ((struct gni_sockinet *)sa)->si_port; /* network byte order */
+ addr = (char *)sa + gni_afd->a_off;
+
+ if (serv == NULL || servlen == 0) {
+ /* what we should do? */
+ } else if (flags & NI_NUMERICSERV) {
+ sprintf(numserv, "%d", ntohs(port));
+ if (strlen(numserv) > servlen)
+ return ENI_MEMORY;
+ strcpy(serv, numserv);
+ } else {
+ sp = getservbyport(port, (flags & NI_DGRAM) ? "udp" : "tcp");
+ if (sp) {
+ if (strlen(sp->s_name) > servlen)
+ return ENI_MEMORY;
+ strcpy(serv, sp->s_name);
+ } else
+ return ENI_NOSERVNAME;
+ }
+
+ switch (sa->sa_family) {
+ case AF_INET:
+ v4a = ((struct sockaddr_in *)sa)->sin_addr.s_addr;
+ if (IN_MULTICAST(v4a) || IN_EXPERIMENTAL(v4a))
+ flags |= NI_NUMERICHOST;
+ v4a >>= IN_CLASSA_NSHIFT;
+ if (v4a == 0 || v4a == IN_LOOPBACKNET)
+ flags |= NI_NUMERICHOST;
+ break;
+#ifdef ENABLE_IPV6
+ case AF_INET6:
+ pfx = ((struct sockaddr_in6 *)sa)->sin6_addr.s6_addr8[0];
+ if (pfx == 0 || pfx == 0xfe || pfx == 0xff)
+ flags |= NI_NUMERICHOST;
+ break;
+#endif
+ }
+ if (host == NULL || hostlen == 0) {
+ /* what should we do? */
+ } else if (flags & NI_NUMERICHOST) {
+ if (inet_ntop(gni_afd->a_af, addr, numaddr, sizeof(numaddr))
+ == NULL)
+ return ENI_SYSTEM;
+ if (strlen(numaddr) > hostlen)
+ return ENI_MEMORY;
+ strcpy(host, numaddr);
+ } else {
+#ifdef ENABLE_IPV6
+ hp = getipnodebyaddr(addr, gni_afd->a_addrlen, gni_afd->a_af, &h_error);
+#else
+ hp = gethostbyaddr(addr, gni_afd->a_addrlen, gni_afd->a_af);
+ h_error = h_errno;
+#endif
+
+ if (hp) {
+ if (flags & NI_NOFQDN) {
+ p = strchr(hp->h_name, '.');
+ if (p) *p = '\0';
+ }
+ if (strlen(hp->h_name) > hostlen) {
+#ifdef ENABLE_IPV6
+ freehostent(hp);
+#endif
+ return ENI_MEMORY;
+ }
+ strcpy(host, hp->h_name);
+#ifdef ENABLE_IPV6
+ freehostent(hp);
+#endif
+ } else {
+ if (flags & NI_NAMEREQD)
+ return ENI_NOHOSTNAME;
+ if (inet_ntop(gni_afd->a_af, addr, numaddr, sizeof(numaddr))
+ == NULL)
+ return ENI_NOHOSTNAME;
+ if (strlen(numaddr) > hostlen)
+ return ENI_MEMORY;
+ strcpy(host, numaddr);
+ }
+ }
+ return SUCCESS;
+}