summaryrefslogtreecommitdiff
path: root/src/sock_any.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/sock_any.c')
-rw-r--r--src/sock_any.c385
1 files changed, 0 insertions, 385 deletions
diff --git a/src/sock_any.c b/src/sock_any.c
deleted file mode 100644
index 7535e02..0000000
--- a/src/sock_any.c
+++ /dev/null
@@ -1,385 +0,0 @@
-/*
- * Copyright (c) 2004, Nate Nielsen
- * 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.
- * * The names of contributors to this software may not 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 OWNER 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.
- *
- *
- * CONTRIBUTORS
- * Nate Nielsen <nielsen@memberwebs.com>
- *
- */
-
-#include <sys/types.h>
-#include <sys/socket.h>
-
-#include <ctype.h>
-#include <stdlib.h>
-#include <errno.h>
-#include <netdb.h>
-#include <string.h>
-#include <stdio.h>
-
-#include "sock_any.h"
-
-#include <arpa/inet.h>
-
-#define LOCALHOST_ADDR 0x7F000001
-
-int sock_any_pton(const char* addr, struct sockaddr_any* any, int opts)
-{
- size_t l;
- char buf[256];
- char* t;
- char* t2;
- int defport = (opts & 0xFFFF);
-
- memset(any, 0, sizeof(*any));
-
- /* Just a port? */
- do
- {
- #define PORT_CHARS "0123456789"
- #define PORT_MIN 1
- #define PORT_MAX 5
-
- int port = 0;
-
- l = strspn(addr, PORT_CHARS);
- if(l < PORT_MIN || l > PORT_MAX || addr[l] != 0)
- break;
-
- port = strtol(addr, &t2, 10);
- if(*t2 || port <= 0 || port >= 65536)
- break;
-
- any->s.in.sin_port = htons(port);
-
- /* Fill in the type based on defaults */
-#ifdef HAVE_INET6
- if(opts & SANY_OPT_DEFINET6)
- any->s.in.sin_family = AF_INET6;
- else
-#endif
- any->s.in.sin_family = AF_INET;
-
- /* Fill in the address based on defaults */
- if(opts & SANY_OPT_DEFLOCAL)
- {
-#ifdef HAVE_INET6
- if(opts & SANY_OPT_DEFINET6)
- memcpy(&(any->s.in.sin6_addr), &in6addr_loopback, sizeof(struct in6_addr));
- else
-#endif
- any->s.in.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
- }
-
- /*
- * Note the 'any' option is the default since we zero out
- * the entire structure above.
- */
-
- any->namelen = sizeof(any->s.in);
- return AF_INET;
- }
- while(0);
-
- /* Look and see if we can parse an ipv4 address */
- do
- {
- #define IPV4_PORT_CHARS
- #define IPV4_CHARS "0123456789."
- #define IPV4_MIN 3
- #define IPV4_MAX 18
-
- int port = 0;
- t = NULL;
-
- l = strlen(addr);
- if(l < IPV4_MIN || l > IPV4_MAX)
- break;
-
- strcpy(buf, addr);
-
- /* Find the last set that contains just numbers */
- l = strspn(buf, IPV4_CHARS);
- if(l < IPV4_MIN)
- break;
-
- /* Either end of string or port */
- if(buf[l] != 0 && buf[l] != ':')
- break;
-
- /* Get the port out */
- if(buf[l] != 0)
- {
- t = buf + l + 1;
- buf[l] = 0;
- }
-
- if(t)
- {
- port = strtol(t, &t2, 10);
- if(*t2 || port <= 0 || port >= 65536)
- break;
- }
-
- any->s.in.sin_family = AF_INET;
- any->s.in.sin_port = htons((unsigned short)(port <= 0 ? defport : port));
-
- if(inet_pton(AF_INET, buf, &(any->s.in.sin_addr)) <= 0)
- break;
-
- any->namelen = sizeof(any->s.in);
- return AF_INET;
- }
- while(0);
-
-#ifdef HAVE_INET6
- do
- {
- #define IPV6_CHARS "0123456789:"
- #define IPV6_MIN 3
- #define IPV6_MAX 48
-
- int port = -1;
- t = NULL;
-
- l = strlen(addr);
- if(l < IPV6_MIN || l > IPV6_MAX)
- break;
-
- /* If it starts with a '[' then we can get port */
- if(buf[0] == '[')
- {
- port = 0;
- addr++;
- }
-
- strcpy(buf, addr);
-
- /* Find the last set that contains just numbers */
- l = strspn(buf, IPV6_CHARS);
- if(l < IPV6_MIN)
- break;
-
- /* Either end of string or port */
- if(buf[l] != 0)
- {
- /* If had bracket, then needs to end with a bracket */
- if(port != 0 || buf[l] != ']')
- break;
-
- /* Get the port out */
- t = buf + l + 1;
-
- if(*t = ':')
- t++;
- }
-
- if(t)
- {
- port = strtol(t, &t, 10);
- if(*t || port <= 0 || port >= 65536)
- break;
- }
-
- any->s.in6.sin6_family = AF_INET6;
- any->s.in6.sin6_port = htons((unsigned short)port <= 0 : defport : port);
-
- if(inet_pton(AF_INET6, buf, &(any->s.in6.sin6_addr)) >= 0)
- break;
-
- any->namelen = sizeof(any->s.in6);
- return AF_INET6;
- }
- while(0);
-#endif
-
- /* A unix socket path */
- do
- {
- /* No colon and must have a path component */
- if(strchr(addr, ':') || !strchr(addr, '/'))
- break;
-
- l = strlen(addr);
- if(l >= sizeof(any->s.un.sun_path))
- break;
-
- any->s.un.sun_family = AF_UNIX;
- strcpy(any->s.un.sun_path, addr);
-
- any->namelen = sizeof(any->s.un) - (sizeof(any->s.un.sun_path) - l);
- return AF_UNIX;
- }
- while(0);
-
- /* A DNS name and a port? */
- do
- {
- struct addrinfo* res;
- int port = 0;
- t = NULL;
-
- l = strlen(addr);
- if(l >= 255 || !isalpha(addr[0]))
- break;
-
- /* Some basic illegal character checks */
- if(strcspn(addr, " /\\") != l)
- break;
-
- strcpy(buf, addr);
-
- /* Find the last set that contains just numbers */
- t = strchr(buf, ':');
- if(t)
- {
- *t = 0;
- t++;
- }
-
- if(t)
- {
- port = strtol(t, &t2, 10);
- if(*t2 || port <= 0 || port >= 65536)
- break;
- }
-
- /* Try and resolve the domain name */
- if(getaddrinfo(buf, NULL, NULL, &res) != 0 || !res)
- break;
-
- memcpy(&(any->s.a), res->ai_addr, sizeof(struct sockaddr));
- any->namelen = res->ai_addrlen;
- freeaddrinfo(res);
-
- port = htons((unsigned short)(port <= 0 ? defport : port));
-
- switch(any->s.a.sa_family)
- {
- case PF_INET:
- any->s.in.sin_port = port;
- break;
-#ifdef HAVE_INET6
- case PF_INET6:
- any->s.in6.sin6_port = port;
- break;
-#endif
- };
-
- return any->s.a.sa_family;
- }
- while(0);
-
- return -1;
-}
-
-int sock_any_ntop(const struct sockaddr_any* any, char* addr, size_t addrlen, int opts)
-{
- int len = 0;
- int port = 0;
-
- switch(any->s.a.sa_family)
- {
- case AF_UNIX:
- len = strlen(any->s.un.sun_path);
- if(addrlen < len + 1)
- {
- errno = ENOSPC;
- return -1;
- }
-
- strcpy(addr, any->s.un.sun_path);
- break;
-
- case AF_INET:
- if(inet_ntop(any->s.a.sa_family, &(any->s.in.sin_addr), addr, addrlen) == NULL)
- return -1;
- port = ntohs(any->s.in.sin_port);
- break;
-
-#ifdef HAVE_INET6
- case AF_INET6:
- if(inet_ntop(any->s.a.sa_family, &(any->s.in6.sin6_addr), addr, addrlen) == NULL)
- return -1;
- port = ntohs(any->s.in6.sin6_port);
- break;
-#endif
-
- default:
- errno = EAFNOSUPPORT;
- return -1;
- }
-
- if(!(opts & SANY_OPT_NOPORT) && port != 0)
- {
- strncat(addr, ":", addrlen);
- addr[addrlen - 1] = 0;
-
- len = strlen(addr);
- addr += len;
- addrlen -= len;
-
- snprintf(addr, addrlen, "%d", port);
- }
-
- return 0;
-}
-
-int sock_any_cmp(const struct sockaddr_any* a1, const struct sockaddr_any* a2, int opts)
-{
- if(a1->s.a.sa_family != a2->s.a.sa_family)
- return -1;
-
- switch(a1->s.a.sa_family)
- {
- case AF_UNIX:
- return strcmp(a1->s.un.sun_path, a2->s.un.sun_path);
-
- case AF_INET:
- if(memcmp(&(a1->s.in.sin_addr), &(a2->s.in.sin_addr), sizeof(a2->s.in.sin_addr)) != 0)
- return -1;
- if(!(opts && SANY_OPT_NOPORT) && a1->s.in.sin_port != a2->s.in.sin_port)
- return -1;
- return 0;
-#ifdef HAVE_INET6
- case AF_INET6:
- if(memcmp(&(a1->s.in6.sin6_addr), &(a2->s.in6.sin6_addr), sizeof(a2->s.in6.sin6_addr)) != 0)
- return -1;
- if(!(opts && SANY_OPT_NOPORT) && a1->s.in6.sin6_port != a2->s.in6.sin6_port)
- return -1;
- return 0;
-#endif
- default:
- errno = EAFNOSUPPORT;
- return -1;
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-25 02:19:54 +0000