From: Heimdal Developers Date: Fri, 1 Aug 2014 12:56:02 +0000 (-0400) Subject: Import of code from heimdal X-Git-Tag: upstream/1.8.0_pre1^2~514 X-Git-Url: https://git.michaelhowe.org/gitweb/?a=commitdiff_plain;h=dedc1734e511329e06100b7c39cc33502e0581ab;p=packages%2Fo%2Fopenafs.git Import of code from heimdal This commit updates the code imported from heimdal to 5dfaa0d10b8320293e85387778adcdd043dfc1fe (git2svn-syncpoint-master-311-g5dfaa0d) New files are: roken/inet_ntop.c roken/inet_pton.c Change-Id: Ice2f687c67550409b366fbea3e52ae42284f4cbd Reviewed-on: http://gerrit.openafs.org/11583 Tested-by: BuildBot Reviewed-by: D Brashear --- diff --git a/src/external/heimdal/roken/inet_ntop.c b/src/external/heimdal/roken/inet_ntop.c new file mode 100644 index 000000000..b3c327cc3 --- /dev/null +++ b/src/external/heimdal/roken/inet_ntop.c @@ -0,0 +1,151 @@ +/* + * Copyright (c) 1999 - 2001 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * 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 Institute 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 INSTITUTE 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 INSTITUTE 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 + +#include "roken.h" + +/* + * + */ + +static const char * +inet_ntop_v4 (const void *src, char *dst, size_t size) +{ + const char digits[] = "0123456789"; + int i; + struct in_addr *addr = (struct in_addr *)src; + u_long a = ntohl(addr->s_addr); + const char *orig_dst = dst; + + if (size < INET_ADDRSTRLEN) { + errno = ENOSPC; + return NULL; + } + for (i = 0; i < 4; ++i) { + int n = (a >> (24 - i * 8)) & 0xFF; + int non_zerop = 0; + + if (non_zerop || n / 100 > 0) { + *dst++ = digits[n / 100]; + n %= 100; + non_zerop = 1; + } + if (non_zerop || n / 10 > 0) { + *dst++ = digits[n / 10]; + n %= 10; + non_zerop = 1; + } + *dst++ = digits[n]; + if (i != 3) + *dst++ = '.'; + } + *dst++ = '\0'; + return orig_dst; +} + +#ifdef HAVE_IPV6 +static const char * +inet_ntop_v6 (const void *src, char *dst, size_t size) +{ + const char xdigits[] = "0123456789abcdef"; + int i; + const struct in6_addr *addr = (struct in6_addr *)src; + const u_char *ptr = addr->s6_addr; + const char *orig_dst = dst; + int compressed = 0; + + if (size < INET6_ADDRSTRLEN) { + errno = ENOSPC; + return NULL; + } + for (i = 0; i < 8; ++i) { + int non_zerop = 0; + + if (compressed == 0 && + ptr[0] == 0 && ptr[1] == 0 && + i <= 5 && + ptr[2] == 0 && ptr[3] == 0 && + ptr[4] == 0 && ptr[5] == 0) { + + compressed = 1; + + if (i == 0) + *dst++ = ':'; + *dst++ = ':'; + + for (ptr += 6, i += 3; + i < 8 && ptr[0] == 0 && ptr[1] == 0; + ++i, ptr += 2); + + if (i >= 8) + break; + } + + if (non_zerop || (ptr[0] >> 4)) { + *dst++ = xdigits[ptr[0] >> 4]; + non_zerop = 1; + } + if (non_zerop || (ptr[0] & 0x0F)) { + *dst++ = xdigits[ptr[0] & 0x0F]; + non_zerop = 1; + } + if (non_zerop || (ptr[1] >> 4)) { + *dst++ = xdigits[ptr[1] >> 4]; + non_zerop = 1; + } + *dst++ = xdigits[ptr[1] & 0x0F]; + if (i != 7) + *dst++ = ':'; + ptr += 2; + } + *dst++ = '\0'; + return orig_dst; +} +#endif /* HAVE_IPV6 */ + +ROKEN_LIB_FUNCTION const char * ROKEN_LIB_CALL +inet_ntop(int af, const void *src, char *dst, size_t size) +{ + switch (af) { + case AF_INET : + return inet_ntop_v4 (src, dst, size); +#ifdef HAVE_IPV6 + case AF_INET6 : + return inet_ntop_v6 (src, dst, size); +#endif + default : + errno = EAFNOSUPPORT; + return NULL; + } +} diff --git a/src/external/heimdal/roken/inet_pton.c b/src/external/heimdal/roken/inet_pton.c new file mode 100644 index 000000000..e44fb1925 --- /dev/null +++ b/src/external/heimdal/roken/inet_pton.c @@ -0,0 +1,116 @@ +/* + * Copyright (c) 1999 - 2000 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * 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 Institute 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 INSTITUTE 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 INSTITUTE 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 + +#include "roken.h" + +#ifdef HAVE_WINSOCK + +ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL +inet_pton(int af, const char *csrc, void *dst) +{ + char * src; + + if (csrc == NULL || (src = strdup(csrc)) == NULL) { + _set_errno( ENOMEM ); + return 0; + } + + switch (af) { + case AF_INET: + { + struct sockaddr_in si4; + INT r; + INT s = sizeof(si4); + + si4.sin_family = AF_INET; + r = WSAStringToAddress(src, AF_INET, NULL, (LPSOCKADDR) &si4, &s); + free(src); + src = NULL; + + if (r == 0) { + memcpy(dst, &si4.sin_addr, sizeof(si4.sin_addr)); + return 1; + } + } + break; + + case AF_INET6: + { + struct sockaddr_in6 si6; + INT r; + INT s = sizeof(si6); + + si6.sin6_family = AF_INET6; + r = WSAStringToAddress(src, AF_INET6, NULL, (LPSOCKADDR) &si6, &s); + free(src); + src = NULL; + + if (r == 0) { + memcpy(dst, &si6.sin6_addr, sizeof(si6.sin6_addr)); + return 1; + } + } + break; + + default: + _set_errno( EAFNOSUPPORT ); + return -1; + } + + /* the call failed */ + { + int le = WSAGetLastError(); + + if (le == WSAEINVAL) + return 0; + + _set_errno(le); + return -1; + } +} + +#else /* !HAVE_WINSOCK */ + +ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL +inet_pton(int af, const char *src, void *dst) +{ + if (af != AF_INET) { + errno = EAFNOSUPPORT; + return -1; + } + return inet_aton (src, dst); +} + +#endif