Removed dependency on inet_aton

Implemented inetPton as a replacement of inet_aton. inetPton is
implemented using net::getBinAddr.

This change fixes bug#3525424.
pull/18/head
Tatsuhiro Tsujikawa 2012-05-14 01:17:50 +09:00
parent 06405ce97b
commit ca60020fa4
8 changed files with 68 additions and 168 deletions

View File

@ -304,7 +304,6 @@ AC_SEARCH_LIBS([clock_gettime], [rt])
case "$target" in
*solaris*)
AC_SEARCH_LIBS([getaddrinfo], [nsl socket])
AC_SEARCH_LIBS([inet_aton], [nsl socket])
;;
esac
@ -475,9 +474,6 @@ AC_CHECK_FUNCS([getaddrinfo],
AC_CHECK_FUNCS([gettimeofday],
[AM_CONDITIONAL([HAVE_GETTIMEOFDAY], true)],
[AM_CONDITIONAL([HAVE_GETTIMEOFDAY], false)])
AC_CHECK_FUNCS([inet_aton],
[AM_CONDITIONAL([HAVE_INET_ATON], true)],
[AM_CONDITIONAL([HAVE_INET_ATON], false)])
AC_CHECK_FUNCS([localtime_r],
[AM_CONDITIONAL([HAVE_LOCALTIME_R], true)],
[AM_CONDITIONAL([HAVE_LOCALTIME_R], false)])

View File

@ -540,10 +540,6 @@ if !HAVE_GETTIMEOFDAY
SRCS += gettimeofday.c gettimeofday.h
endif # !HAVE_GETTIMEOFDAY
if !HAVE_INET_ATON
SRCS += inet_aton.c inet_aton.h
endif # !HAVE_INET_ATON
if !HAVE_LOCALTIME_R
SRCS += localtime_r.c localtime_r.h
endif # !HAVE_LOCALTIME_R

View File

@ -471,8 +471,9 @@ void SocketCore::setMulticastInterface(const std::string& localAddr)
if(localAddr.empty()) {
addr.s_addr = htonl(INADDR_ANY);
} else {
if(inet_aton(localAddr.c_str(), &addr) == 0) {
throw DL_ABORT_EX(fmt("inet_aton failed for %s", localAddr.c_str()));
if(inetPton(AF_INET, localAddr.c_str(), &addr) != 0) {
throw DL_ABORT_EX(fmt("%s is not valid IPv4 numeric address",
localAddr.c_str()));
}
}
setSockOpt(IPPROTO_IP, IP_MULTICAST_IF, &addr, sizeof(addr));
@ -493,15 +494,17 @@ void SocketCore::joinMulticastGroup
const std::string& localAddr)
{
in_addr multiAddr;
if(inet_aton(multicastAddr.c_str(), &multiAddr) == 0) {
throw DL_ABORT_EX(fmt("inet_aton failed for %s", multicastAddr.c_str()));
if(inetPton(AF_INET, multicastAddr.c_str(), &multiAddr) != 0) {
throw DL_ABORT_EX(fmt("%s is not valid IPv4 numeric address",
multicastAddr.c_str()));
}
in_addr ifAddr;
if(localAddr.empty()) {
ifAddr.s_addr = htonl(INADDR_ANY);
} else {
if(inet_aton(localAddr.c_str(), &ifAddr) == 0) {
throw DL_ABORT_EX(fmt("inet_aton failed for %s", localAddr.c_str()));
if(inetPton(AF_INET, localAddr.c_str(), &ifAddr) != 0) {
throw DL_ABORT_EX(fmt("%s is not valid IPv4 numeric address",
localAddr.c_str()));
}
}
struct ip_mreq mreq;
@ -1299,9 +1302,34 @@ int inetNtop(int af, const void* src, char* dst, socklen_t size)
return s;
}
int inetPton(int af, const char* src, void* dst)
{
union {
uint32_t ipv4_addr;
unsigned char ipv6_addr[16];
} binaddr;
size_t len = net::getBinAddr(binaddr.ipv6_addr, src);
if(af == AF_INET) {
if(len != 4) {
return -1;
}
in_addr* addr = reinterpret_cast<in_addr*>(dst);
addr->s_addr = binaddr.ipv4_addr;
} else if(af == AF_INET6) {
if(len != 16) {
return -1;
}
in6_addr* addr = reinterpret_cast<in6_addr*>(dst);
memcpy(addr->s6_addr, binaddr.ipv6_addr, sizeof(addr->s6_addr));
} else {
return -1;
}
return 0;
}
namespace net {
size_t getBinAddr(unsigned char* dest, const std::string& ip)
size_t getBinAddr(void* dest, const std::string& ip)
{
size_t len = 0;
addrinfo* res;

View File

@ -381,6 +381,13 @@ void getInterfaceAddress
// message using gai_strerror(3).
int inetNtop(int af, const void* src, char* dst, socklen_t size);
// Provides functionality of inet_pton using getBinAddr. If af is
// AF_INET, dst is assumed to be the pointer to struct in_addr. If af
// is AF_INET6, dst is assumed to be the pointer to struct in6_addr.
//
// This function returns 0 if it succeeds, or -1.
int inetPton(int af, const char* src, void* dst);
namespace net {
// Stores binary representation of IP address ip which is represented
@ -389,7 +396,7 @@ namespace net {
// at least 4. For IPv6 address, dest must be at least 16. Returns the
// number of bytes written in dest, that is 4 for IPv4 and 16 for
// IPv6. Return 0 if error occurred.
size_t getBinAddr(unsigned char* dest, const std::string& ip);
size_t getBinAddr(void* dest, const std::string& ip);
// Verifies hostname against presented identifiers in the certificate.
// The implementation is based on the procedure described in RFC 6125.

View File

@ -87,10 +87,6 @@
# include <netinet/in.h>
#endif // HAVE_NETINET_IN_H
#ifndef HAVE_INET_ATON
# include "inet_aton.h"
#endif // HAVE_INET_ATON
#ifndef HAVE_GETADDRINFO
# include "getaddrinfo.h"
# define HAVE_GAI_STRERROR

View File

@ -1,69 +0,0 @@
/* <!-- copyright */
/*
* aria2 - The high speed download utility
*
* Copyright (C) 2006 Tatsuhiro Tsujikawa
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
* You must obey the GNU General Public License in all respects
* for all of the code used other than OpenSSL. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you
* do not wish to do so, delete this exception statement from your
* version. If you delete this exception statement from all source
* files in the program, then also delete it here.
*/
/* copyright --> */
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif // HAVE_CONFIG_H
#ifdef __MINGW32__
# define _WIN32_WINNT 0x501
# include <winsock2.h>
# undef ERROR
# include <ws2tcpip.h>
#endif // __MINGW32__
#ifdef HAVE_NETDB_H
# include <netdb.h>
#endif // HAVE_NETDB_H
#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
#endif // HAVE_SYS_SOCKET_H
#ifdef HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif // HAVE_NETINET_IN_H
#ifdef HAVE_ARPA_INET_H
# include <arpa/inet.h>
#endif // HAVE_ARPA_INET_H
#include <string.h>
int inet_aton(const char *cp, struct in_addr *inp) {
unsigned long res = inet_addr(cp);
if (res == INADDR_NONE && strcmp(cp, "255.255.255.255"))
return 0;
if (inp)
inp->s_addr = res;
return 1;
}

View File

@ -1,79 +0,0 @@
/* <!-- copyright */
/*
* aria2 - The high speed download utility
*
* Copyright (C) 2006 Tatsuhiro Tsujikawa
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
* You must obey the GNU General Public License in all respects
* for all of the code used other than OpenSSL. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you
* do not wish to do so, delete this exception statement from your
* version. If you delete this exception statement from all source
* files in the program, then also delete it here.
*/
/* copyright --> */
#ifndef _D_INET_ATON_H
#define _D_INET_ATON_H
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#ifdef __MINGW32__
# undef SIZE_MAX
#endif // __MINGW32__
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif // HAVE_CONFIG_H
#ifdef __MINGW32__
# ifndef _WIN32_WINNT
# define _WIN32_WINNT 0x501
# endif // _WIN32_WINNT
# include <winsock2.h>
# undef ERROR
# include <ws2tcpip.h>
#endif // __MINGW32__
#ifdef HAVE_NETDB_H
# include <netdb.h>
#endif // HAVE_NETDB_H
#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
#endif // HAVE_SYS_SOCKET_H
#ifdef HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif // HAVE_NETINET_IN_H
#ifdef HAVE_ARPA_INET_H
# include <arpa/inet.h>
#endif // HAVE_ARPA_INET_H
int inet_aton(const char *cp, struct in_addr *inp);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* not _D_INET_ATON_H */

View File

@ -15,6 +15,7 @@ class SocketCoreTest:public CppUnit::TestFixture {
CPPUNIT_TEST(testWriteAndReadDatagram);
CPPUNIT_TEST(testGetSocketError);
CPPUNIT_TEST(testInetNtop);
CPPUNIT_TEST(testInetPton);
CPPUNIT_TEST(testGetBinAddr);
CPPUNIT_TEST(testVerifyHostname);
CPPUNIT_TEST_SUITE_END();
@ -26,6 +27,7 @@ public:
void testWriteAndReadDatagram();
void testGetSocketError();
void testInetNtop();
void testInetPton();
void testGetBinAddr();
void testVerifyHostname();
};
@ -108,6 +110,29 @@ void SocketCoreTest::testInetNtop()
}
}
void SocketCoreTest::testInetPton()
{
{
const char ipaddr[] = "192.168.0.1";
uint32_t ans;
CPPUNIT_ASSERT_EQUAL((size_t)4, net::getBinAddr(&ans, ipaddr));
in_addr dest;
CPPUNIT_ASSERT_EQUAL(0, inetPton(AF_INET, ipaddr, &dest));
CPPUNIT_ASSERT(ans == dest.s_addr);
}
{
const char ipaddr[] = "2001:db8::2:1";
unsigned char ans[16];
CPPUNIT_ASSERT_EQUAL((size_t)16, net::getBinAddr(ans, ipaddr));
in6_addr dest;
CPPUNIT_ASSERT_EQUAL(0, inetPton(AF_INET6, ipaddr, &dest));
CPPUNIT_ASSERT(memcmp(ans, &dest, sizeof(ans)) == 0);
}
unsigned char dest[16];
CPPUNIT_ASSERT_EQUAL(-1, inetPton(AF_INET, "localhost", &dest));
CPPUNIT_ASSERT_EQUAL(-1, inetPton(AF_INET6, "localhost", &dest));
}
void SocketCoreTest::testGetBinAddr()
{
unsigned char dest[16];