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-rw-r--r--deps/node/deps/cares/src/inet_net_pton.c450
1 files changed, 0 insertions, 450 deletions
diff --git a/deps/node/deps/cares/src/inet_net_pton.c b/deps/node/deps/cares/src/inet_net_pton.c
deleted file mode 100644
index af1a534a..00000000
--- a/deps/node/deps/cares/src/inet_net_pton.c
+++ /dev/null
@@ -1,450 +0,0 @@
-
-/*
- * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
- * Copyright (c) 1996,1999 by Internet Software Consortium.
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
- * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include "ares_setup.h"
-
-#ifdef HAVE_NETINET_IN_H
-# include <netinet/in.h>
-#endif
-#ifdef HAVE_ARPA_INET_H
-# include <arpa/inet.h>
-#endif
-#ifdef HAVE_ARPA_NAMESER_H
-# include <arpa/nameser.h>
-#else
-# include "nameser.h"
-#endif
-#ifdef HAVE_ARPA_NAMESER_COMPAT_H
-# include <arpa/nameser_compat.h>
-#endif
-
-#include "ares.h"
-#include "ares_ipv6.h"
-#include "ares_nowarn.h"
-#include "ares_inet_net_pton.h"
-
-
-const struct ares_in6_addr ares_in6addr_any = { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } };
-
-
-#ifndef HAVE_INET_NET_PTON
-
-/*
- * static int
- * inet_net_pton_ipv4(src, dst, size)
- * convert IPv4 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 an IPv4 network specification.
- * note:
- * network byte order assumed. this means 192.5.5.240/28 has
- * 0b11110000 in its fourth octet.
- * 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
-inet_net_pton_ipv4(const char *src, unsigned char *dst, size_t size)
-{
- static const char xdigits[] = "0123456789abcdef";
- static const char digits[] = "0123456789";
- int n, ch, tmp = 0, dirty, bits;
- const unsigned char *odst = dst;
-
- ch = *src++;
- if (ch == '0' && (src[0] == 'x' || src[0] == 'X')
- && ISASCII(src[1])
- && ISXDIGIT(src[1])) {
- /* Hexadecimal: Eat nybble string. */
- if (!size)
- goto emsgsize;
- dirty = 0;
- src++; /* skip x or X. */
- while ((ch = *src++) != '\0' && ISASCII(ch) && ISXDIGIT(ch)) {
- if (ISUPPER(ch))
- ch = tolower(ch);
- n = aresx_sztosi(strchr(xdigits, ch) - xdigits);
- if (dirty == 0)
- tmp = n;
- else
- tmp = (tmp << 4) | n;
- if (++dirty == 2) {
- if (!size--)
- goto emsgsize;
- *dst++ = (unsigned char) tmp;
- dirty = 0;
- }
- }
- if (dirty) { /* Odd trailing nybble? */
- if (!size--)
- goto emsgsize;
- *dst++ = (unsigned char) (tmp << 4);
- }
- } else if (ISASCII(ch) && ISDIGIT(ch)) {
- /* Decimal: eat dotted digit string. */
- for (;;) {
- tmp = 0;
- do {
- n = aresx_sztosi(strchr(digits, ch) - digits);
- tmp *= 10;
- tmp += n;
- if (tmp > 255)
- goto enoent;
- } while ((ch = *src++) != '\0' &&
- ISASCII(ch) && ISDIGIT(ch));
- if (!size--)
- goto emsgsize;
- *dst++ = (unsigned char) tmp;
- if (ch == '\0' || ch == '/')
- break;
- if (ch != '.')
- goto enoent;
- ch = *src++;
- if (!ISASCII(ch) || !ISDIGIT(ch))
- goto enoent;
- }
- } else
- goto enoent;
-
- bits = -1;
- if (ch == '/' && ISASCII(src[0]) &&
- ISDIGIT(src[0]) && dst > odst) {
- /* CIDR width specifier. Nothing can follow it. */
- ch = *src++; /* Skip over the /. */
- bits = 0;
- do {
- n = aresx_sztosi(strchr(digits, ch) - digits);
- bits *= 10;
- bits += n;
- if (bits > 32)
- goto enoent;
- } while ((ch = *src++) != '\0' && ISASCII(ch) && ISDIGIT(ch));
- if (ch != '\0')
- goto enoent;
- }
-
- /* Firey death and destruction unless we prefetched EOS. */
- if (ch != '\0')
- goto enoent;
-
- /* If nothing was written to the destination, we found no address. */
- if (dst == odst)
- goto enoent; /* LCOV_EXCL_LINE: all valid paths above increment dst */
- /* If no CIDR spec was given, infer width from net class. */
- if (bits == -1) {
- if (*odst >= 240) /* Class E */
- bits = 32;
- else if (*odst >= 224) /* Class D */
- bits = 8;
- else if (*odst >= 192) /* Class C */
- bits = 24;
- else if (*odst >= 128) /* Class B */
- bits = 16;
- else /* Class A */
- bits = 8;
- /* If imputed mask is narrower than specified octets, widen. */
- if (bits < ((dst - odst) * 8))
- bits = aresx_sztosi(dst - odst) * 8;
- /*
- * If there are no additional bits specified for a class D
- * address adjust bits to 4.
- */
- if (bits == 8 && *odst == 224)
- bits = 4;
- }
- /* Extend network to cover the actual mask. */
- while (bits > ((dst - odst) * 8)) {
- if (!size--)
- goto emsgsize;
- *dst++ = '\0';
- }
- return (bits);
-
- enoent:
- SET_ERRNO(ENOENT);
- return (-1);
-
- 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 += aresx_sztosi(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 += aresx_sztoui(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 |= aresx_sztoui(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 ares_ssize_t n = tp - colonp;
- ares_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
- */
-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);
- }
-}
-
-#endif /* HAVE_INET_NET_PTON */
-
-#ifndef HAVE_INET_PTON
-int ares_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);
-}
-#else /* HAVE_INET_PTON */
-int ares_inet_pton(int af, const char *src, void *dst)
-{
- /* just relay this to the underlying function */
- return inet_pton(af, src, dst);
-}
-
-#endif