Evil:
* src/lib/dlfcn/dlfcn.c: change '/' to '\' in paths * src/lib/evil_inet.c: * src/lib/evil_inet.h: * src/lib/Evil.h: * src/lib/Makefile.am: * AUTHORS: add inet_pton() function. Implementation from curl library. See AUTHORS. SVN revision: 59530
This commit is contained in:
parent
4dd1d5cf62
commit
43955a6d53
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@ -3,3 +3,5 @@ Main Authors:
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Tor Lillqvist <tml at iki dot fi> (pipe function)
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Tor Lillqvist <tml at iki dot fi> (pipe function)
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Lance Fetters
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Lance Fetters
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Vincent Richomme <vrichomme at smartmobili dot com>
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Vincent Richomme <vrichomme at smartmobili dot com>
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Paul Vixie (ISC) (inet_pton function)
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Daniel Stenberg (inet_pton function)
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@ -1,3 +1,16 @@
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2011-05-19 Vincent Torri <doursse at users dot sf dot net>
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* src/lib/dlfcn/dlfcn.c:
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change '/' to '\' in paths
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* src/lib/evil_inet.c:
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* src/lib/evil_inet.h:
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* src/lib/Evil.h:
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* src/lib/Makefile.am:
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* AUTHORS:
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add inet_pton() function. Implementation from curl library.
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See AUTHORS.
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2011-04-20 Vincent Torri <doursse at users dot sf dot net>
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2011-04-20 Vincent Torri <doursse at users dot sf dot net>
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* evil_stdlib.c:
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* evil_stdlib.c:
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@ -119,6 +119,7 @@ typedef unsigned long gid_t;
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#include "evil_fcntl.h"
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#include "evil_fcntl.h"
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#include "evil_inet.h"
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#include "evil_langinfo.h"
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#include "evil_langinfo.h"
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#include "evil_libgen.h"
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#include "evil_libgen.h"
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#include "evil_main.h"
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#include "evil_main.h"
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@ -8,6 +8,7 @@ lib_LTLIBRARIES = libevil.la
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include_HEADERS = \
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include_HEADERS = \
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Evil.h \
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Evil.h \
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evil_fcntl.h \
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evil_fcntl.h \
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evil_inet.h \
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evil_langinfo.h \
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evil_langinfo.h \
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evil_libgen.h \
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evil_libgen.h \
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evil_main.h \
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evil_main.h \
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@ -31,6 +32,7 @@ evil_dirent.c \
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evil_fcntl.c \
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evil_fcntl.c \
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evil_fnmatch.c \
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evil_fnmatch.c \
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evil_fnmatch_list_of_states.c \
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evil_fnmatch_list_of_states.c \
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evil_inet.c \
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evil_langinfo.c \
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evil_langinfo.c \
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evil_libgen.c \
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evil_libgen.c \
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evil_main.c \
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evil_main.c \
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@ -180,11 +180,11 @@ dladdr (const void *addr __UNUSED__, Dl_info *info)
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path[PATH_MAX - 1] = '\0';
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path[PATH_MAX - 1] = '\0';
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}
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}
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/* replace '\' by '/' */
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/* replace '/' by '\' */
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tmp = path;
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tmp = path;
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while (*tmp)
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while (*tmp)
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{
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{
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if (*tmp == '\\') *tmp = '/';
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if (*tmp == '/') *tmp = '\\';
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tmp++;
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tmp++;
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}
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}
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@ -0,0 +1,454 @@
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/*
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* Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
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* Copyright (c) 1996,1999 by Internet Software Consortium.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
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* OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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/*
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* Modifications: Vincent Torri, for the integration in Evil
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* - modification of the name of some functions
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* * modification of the management of the error
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif /* HAVE_CONFIG_H */
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#include <errno.h>
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#include <ctype.h>
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#ifndef WIN32_LEAN_AND_MEAN
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# define WIN32_LEAN_AND_MEAN
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#endif
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#include <winsock2.h>
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#undef WIN32_LEAN_AND_MEAN
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#include "Evil.h"
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#include "evil_private.h"
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#define ERRNO ((int)GetLastError())
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#define SET_ERRNO(x) (SetLastError((DWORD)(x)))
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#define ISDIGIT(x) (isdigit((int) ((unsigned char)x)))
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#define ISXDIGIT(x) (isxdigit((int) ((unsigned char)x)))
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#define ISUPPER(x) (isupper((int) ((unsigned char)x)))
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#define NS_IN6ADDRSZ 16
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#define NS_INT16SZ 2
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#define NS_INADDRSZ sizeof(IN_ADDR)
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struct ares_in6_addr {
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union {
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unsigned char _S6_u8[16];
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} _S6_un;
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};
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const struct ares_in6_addr ares_in6addr_any = { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } };
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/*
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* static int
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* inet_net_pton_ipv4(src, dst, size)
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* convert IPv4 network number from presentation to network format.
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* accepts hex octets, hex strings, decimal octets, and /CIDR.
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* "size" is in bytes and describes "dst".
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* return:
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* number of bits, either imputed classfully or specified with /CIDR,
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* or -1 if some failure occurred (check errno). ENOENT means it was
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* not an IPv4 network specification.
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* note:
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* network byte order assumed. this means 192.5.5.240/28 has
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* 0b11110000 in its fourth octet.
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* note:
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* On Windows we store the error in the thread errno, not
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* in the winsock error code. This is to avoid loosing the
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* actual last winsock error. So use macro ERRNO to fetch the
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* errno this funtion sets when returning (-1), not SOCKERRNO.
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* author:
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* Paul Vixie (ISC), June 1996
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*/
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static int
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inet_net_pton_ipv4(const char *src, unsigned char *dst, size_t size)
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{
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static const char xdigits[] = "0123456789abcdef";
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static const char digits[] = "0123456789";
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int n, ch, tmp = 0, dirty, bits;
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const unsigned char *odst = dst;
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ch = *src++;
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if (ch == '0' && (src[0] == 'x' || src[0] == 'X')
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&& ISXDIGIT(src[1])) {
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/* Hexadecimal: Eat nybble string. */
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if (!size)
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goto emsgsize;
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dirty = 0;
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src++; /* skip x or X. */
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while ((ch = *src++) != '\0' && ISXDIGIT(ch)) {
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if (ISUPPER(ch))
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ch = tolower(ch);
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n = (int)(strchr(xdigits, ch) - xdigits);
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if (dirty == 0)
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tmp = n;
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else
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tmp = (tmp << 4) | n;
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if (++dirty == 2) {
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if (!size--)
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goto emsgsize;
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*dst++ = (unsigned char) tmp;
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dirty = 0;
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}
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}
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if (dirty) { /* Odd trailing nybble? */
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if (!size--)
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goto emsgsize;
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*dst++ = (unsigned char) (tmp << 4);
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}
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} else if (ISDIGIT(ch)) {
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/* Decimal: eat dotted digit string. */
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for (;;) {
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tmp = 0;
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do {
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n = (int)(strchr(digits, ch) - digits);
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tmp *= 10;
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tmp += n;
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if (tmp > 255)
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goto enoent;
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} while ((ch = *src++) != '\0' &&
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ISDIGIT(ch));
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if (!size--)
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goto emsgsize;
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*dst++ = (unsigned char) tmp;
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if (ch == '\0' || ch == '/')
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break;
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if (ch != '.')
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goto enoent;
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ch = *src++;
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if (!ISDIGIT(ch))
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goto enoent;
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}
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} else
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goto enoent;
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bits = -1;
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if (ch == '/' &&
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ISDIGIT(src[0]) && dst > odst) {
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/* CIDR width specifier. Nothing can follow it. */
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ch = *src++; /* Skip over the /. */
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bits = 0;
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do {
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n = (int)(strchr(digits, ch) - digits);
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bits *= 10;
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bits += n;
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} while ((ch = *src++) != '\0' && ISDIGIT(ch));
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if (ch != '\0')
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goto enoent;
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if (bits > 32)
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goto emsgsize;
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}
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/* Firey death and destruction unless we prefetched EOS. */
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if (ch != '\0')
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goto enoent;
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/* If nothing was written to the destination, we found no address. */
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if (dst == odst)
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goto enoent;
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/* If no CIDR spec was given, infer width from net class. */
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if (bits == -1) {
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if (*odst >= 240) /* Class E */
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bits = 32;
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else if (*odst >= 224) /* Class D */
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bits = 8;
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else if (*odst >= 192) /* Class C */
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bits = 24;
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else if (*odst >= 128) /* Class B */
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bits = 16;
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else /* Class A */
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bits = 8;
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/* If imputed mask is narrower than specified octets, widen. */
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if (bits < ((dst - odst) * 8))
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bits = (int)(dst - odst) * 8;
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/*
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|
* If there are no additional bits specified for a class D
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|
* address adjust bits to 4.
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|
*/
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if (bits == 8 && *odst == 224)
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bits = 4;
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|
}
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||||||
|
/* Extend network to cover the actual mask. */
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||||||
|
while (bits > ((dst - odst) * 8)) {
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||||||
|
if (!size--)
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|
goto emsgsize;
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||||||
|
*dst++ = '\0';
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||||||
|
}
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|
return (bits);
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||||||
|
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||||||
|
enoent:
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||||||
|
SET_ERRNO(ENOENT);
|
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|
return (-1);
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||||||
|
|
||||||
|
emsgsize:
|
||||||
|
SET_ERRNO(EMSGSIZE);
|
||||||
|
return (-1);
|
||||||
|
}
|
||||||
|
|
||||||
|
static int
|
||||||
|
getbits(const char *src, int *bitsp)
|
||||||
|
{
|
||||||
|
static const char digits[] = "0123456789";
|
||||||
|
int n;
|
||||||
|
int val;
|
||||||
|
char ch;
|
||||||
|
|
||||||
|
val = 0;
|
||||||
|
n = 0;
|
||||||
|
while ((ch = *src++) != '\0') {
|
||||||
|
const char *pch;
|
||||||
|
|
||||||
|
pch = strchr(digits, ch);
|
||||||
|
if (pch != NULL) {
|
||||||
|
if (n++ != 0 && val == 0) /* no leading zeros */
|
||||||
|
return (0);
|
||||||
|
val *= 10;
|
||||||
|
val += (pch - digits);
|
||||||
|
if (val > 128) /* range */
|
||||||
|
return (0);
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
return (0);
|
||||||
|
}
|
||||||
|
if (n == 0)
|
||||||
|
return (0);
|
||||||
|
*bitsp = val;
|
||||||
|
return (1);
|
||||||
|
}
|
||||||
|
|
||||||
|
static int
|
||||||
|
getv4(const char *src, unsigned char *dst, int *bitsp)
|
||||||
|
{
|
||||||
|
static const char digits[] = "0123456789";
|
||||||
|
unsigned char *odst = dst;
|
||||||
|
int n;
|
||||||
|
unsigned int val;
|
||||||
|
char ch;
|
||||||
|
|
||||||
|
val = 0;
|
||||||
|
n = 0;
|
||||||
|
while ((ch = *src++) != '\0') {
|
||||||
|
const char *pch;
|
||||||
|
|
||||||
|
pch = strchr(digits, ch);
|
||||||
|
if (pch != NULL) {
|
||||||
|
if (n++ != 0 && val == 0) /* no leading zeros */
|
||||||
|
return (0);
|
||||||
|
val *= 10;
|
||||||
|
val += (pch - digits);
|
||||||
|
if (val > 255) /* range */
|
||||||
|
return (0);
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
if (ch == '.' || ch == '/') {
|
||||||
|
if (dst - odst > 3) /* too many octets? */
|
||||||
|
return (0);
|
||||||
|
*dst++ = (unsigned char)val;
|
||||||
|
if (ch == '/')
|
||||||
|
return (getbits(src, bitsp));
|
||||||
|
val = 0;
|
||||||
|
n = 0;
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
return (0);
|
||||||
|
}
|
||||||
|
if (n == 0)
|
||||||
|
return (0);
|
||||||
|
if (dst - odst > 3) /* too many octets? */
|
||||||
|
return (0);
|
||||||
|
*dst++ = (unsigned char)val;
|
||||||
|
return (1);
|
||||||
|
}
|
||||||
|
|
||||||
|
static int
|
||||||
|
inet_net_pton_ipv6(const char *src, unsigned char *dst, size_t size)
|
||||||
|
{
|
||||||
|
static const char xdigits_l[] = "0123456789abcdef",
|
||||||
|
xdigits_u[] = "0123456789ABCDEF";
|
||||||
|
unsigned char tmp[NS_IN6ADDRSZ], *tp, *endp, *colonp;
|
||||||
|
const char *xdigits, *curtok;
|
||||||
|
int ch, saw_xdigit;
|
||||||
|
unsigned int val;
|
||||||
|
int digits;
|
||||||
|
int bits;
|
||||||
|
size_t bytes;
|
||||||
|
int words;
|
||||||
|
int ipv4;
|
||||||
|
|
||||||
|
memset((tp = tmp), '\0', NS_IN6ADDRSZ);
|
||||||
|
endp = tp + NS_IN6ADDRSZ;
|
||||||
|
colonp = NULL;
|
||||||
|
/* Leading :: requires some special handling. */
|
||||||
|
if (*src == ':')
|
||||||
|
if (*++src != ':')
|
||||||
|
goto enoent;
|
||||||
|
curtok = src;
|
||||||
|
saw_xdigit = 0;
|
||||||
|
val = 0;
|
||||||
|
digits = 0;
|
||||||
|
bits = -1;
|
||||||
|
ipv4 = 0;
|
||||||
|
while ((ch = *src++) != '\0') {
|
||||||
|
const char *pch;
|
||||||
|
|
||||||
|
if ((pch = strchr((xdigits = xdigits_l), ch)) == NULL)
|
||||||
|
pch = strchr((xdigits = xdigits_u), ch);
|
||||||
|
if (pch != NULL) {
|
||||||
|
val <<= 4;
|
||||||
|
val |= (pch - xdigits);
|
||||||
|
if (++digits > 4)
|
||||||
|
goto enoent;
|
||||||
|
saw_xdigit = 1;
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
if (ch == ':') {
|
||||||
|
curtok = src;
|
||||||
|
if (!saw_xdigit) {
|
||||||
|
if (colonp)
|
||||||
|
goto enoent;
|
||||||
|
colonp = tp;
|
||||||
|
continue;
|
||||||
|
} else if (*src == '\0')
|
||||||
|
goto enoent;
|
||||||
|
if (tp + NS_INT16SZ > endp)
|
||||||
|
return (0);
|
||||||
|
*tp++ = (unsigned char)((val >> 8) & 0xff);
|
||||||
|
*tp++ = (unsigned char)(val & 0xff);
|
||||||
|
saw_xdigit = 0;
|
||||||
|
digits = 0;
|
||||||
|
val = 0;
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
if (ch == '.' && ((tp + NS_INADDRSZ) <= endp) &&
|
||||||
|
getv4(curtok, tp, &bits) > 0) {
|
||||||
|
tp += NS_INADDRSZ;
|
||||||
|
saw_xdigit = 0;
|
||||||
|
ipv4 = 1;
|
||||||
|
break; /* '\0' was seen by inet_pton4(). */
|
||||||
|
}
|
||||||
|
if (ch == '/' && getbits(src, &bits) > 0)
|
||||||
|
break;
|
||||||
|
goto enoent;
|
||||||
|
}
|
||||||
|
if (saw_xdigit) {
|
||||||
|
if (tp + NS_INT16SZ > endp)
|
||||||
|
goto enoent;
|
||||||
|
*tp++ = (unsigned char)((val >> 8) & 0xff);
|
||||||
|
*tp++ = (unsigned char)(val & 0xff);
|
||||||
|
}
|
||||||
|
if (bits == -1)
|
||||||
|
bits = 128;
|
||||||
|
|
||||||
|
words = (bits + 15) / 16;
|
||||||
|
if (words < 2)
|
||||||
|
words = 2;
|
||||||
|
if (ipv4)
|
||||||
|
words = 8;
|
||||||
|
endp = tmp + 2 * words;
|
||||||
|
|
||||||
|
if (colonp != NULL) {
|
||||||
|
/*
|
||||||
|
* Since some memmove()'s erroneously fail to handle
|
||||||
|
* overlapping regions, we'll do the shift by hand.
|
||||||
|
*/
|
||||||
|
const ssize_t n = tp - colonp;
|
||||||
|
ssize_t i;
|
||||||
|
|
||||||
|
if (tp == endp)
|
||||||
|
goto enoent;
|
||||||
|
for (i = 1; i <= n; i++) {
|
||||||
|
*(endp - i) = *(colonp + n - i);
|
||||||
|
*(colonp + n - i) = 0;
|
||||||
|
}
|
||||||
|
tp = endp;
|
||||||
|
}
|
||||||
|
if (tp != endp)
|
||||||
|
goto enoent;
|
||||||
|
|
||||||
|
bytes = (bits + 7) / 8;
|
||||||
|
if (bytes > size)
|
||||||
|
goto emsgsize;
|
||||||
|
memcpy(dst, tmp, bytes);
|
||||||
|
return (bits);
|
||||||
|
|
||||||
|
enoent:
|
||||||
|
SET_ERRNO(ENOENT);
|
||||||
|
return (-1);
|
||||||
|
|
||||||
|
emsgsize:
|
||||||
|
SET_ERRNO(EMSGSIZE);
|
||||||
|
return (-1);
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
* int
|
||||||
|
* inet_net_pton(af, src, dst, size)
|
||||||
|
* convert network number from presentation to network format.
|
||||||
|
* accepts hex octets, hex strings, decimal octets, and /CIDR.
|
||||||
|
* "size" is in bytes and describes "dst".
|
||||||
|
* return:
|
||||||
|
* number of bits, either imputed classfully or specified with /CIDR,
|
||||||
|
* or -1 if some failure occurred (check errno). ENOENT means it was
|
||||||
|
* not a valid network specification.
|
||||||
|
* note:
|
||||||
|
* On Windows we store the error in the thread errno, not
|
||||||
|
* in the winsock error code. This is to avoid loosing the
|
||||||
|
* actual last winsock error. So use macro ERRNO to fetch the
|
||||||
|
* errno this funtion sets when returning (-1), not SOCKERRNO.
|
||||||
|
* author:
|
||||||
|
* Paul Vixie (ISC), June 1996
|
||||||
|
*/
|
||||||
|
static int
|
||||||
|
ares_inet_net_pton(int af, const char *src, void *dst, size_t size)
|
||||||
|
{
|
||||||
|
switch (af) {
|
||||||
|
case AF_INET:
|
||||||
|
return (inet_net_pton_ipv4(src, dst, size));
|
||||||
|
case AF_INET6:
|
||||||
|
return (inet_net_pton_ipv6(src, dst, size));
|
||||||
|
default:
|
||||||
|
SET_ERRNO(EAFNOSUPPORT);
|
||||||
|
return (-1);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
int evil_inet_pton(int af, const char *src, void *dst)
|
||||||
|
{
|
||||||
|
int result;
|
||||||
|
size_t size;
|
||||||
|
|
||||||
|
if (af == AF_INET)
|
||||||
|
size = sizeof(struct in_addr);
|
||||||
|
else if (af == AF_INET6)
|
||||||
|
size = sizeof(struct ares_in6_addr);
|
||||||
|
else
|
||||||
|
{
|
||||||
|
SET_ERRNO(EAFNOSUPPORT);
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
result = ares_inet_net_pton(af, src, dst, size);
|
||||||
|
if (result == -1 && ERRNO == ENOENT)
|
||||||
|
return 0;
|
||||||
|
return (result > -1 ? 1 : -1);
|
||||||
|
}
|
|
@ -0,0 +1,41 @@
|
||||||
|
|
||||||
|
/* Copyright (C) 2005 by Daniel Stenberg
|
||||||
|
*
|
||||||
|
* Permission to use, copy, modify, and distribute this
|
||||||
|
* software and its documentation for any purpose and without
|
||||||
|
* fee is hereby granted, provided that the above copyright
|
||||||
|
* notice appear in all copies and that both that copyright
|
||||||
|
* notice and this permission notice appear in supporting
|
||||||
|
* documentation, and that the name of M.I.T. not be used in
|
||||||
|
* advertising or publicity pertaining to distribution of the
|
||||||
|
* software without specific, written prior permission.
|
||||||
|
* M.I.T. makes no representations about the suitability of
|
||||||
|
* this software for any purpose. It is provided "as is"
|
||||||
|
* without express or implied warranty.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef __EVIL_INET_H__
|
||||||
|
#define __EVIL_INET_H__
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @file evil_inet.h
|
||||||
|
* @brief The file that provides functions ported from Unix in arpa/inet.h.
|
||||||
|
* @defgroup Evil_Inet_Group Inet.h functions
|
||||||
|
*
|
||||||
|
* This header provides functions ported from Unix in stdio.h.
|
||||||
|
*
|
||||||
|
* @{
|
||||||
|
*/
|
||||||
|
|
||||||
|
EAPI int evil_inet_pton(int af, const char *src, void *dst);
|
||||||
|
|
||||||
|
#define inet_pton(x,y,z) evil_inet_pton(x,y,z)
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @}
|
||||||
|
*/
|
||||||
|
|
||||||
|
|
||||||
|
#endif /* __EVIL_INET_H__ */
|
Loading…
Reference in New Issue