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authorYang Tse <yangsita@gmail.com>2013-01-03 06:13:18 +0100
committerYang Tse <yangsita@gmail.com>2013-01-03 06:13:18 +0100
commit5b6e7927c6891d93edc16695ae786dc686274bab (patch)
tree8b9da426b7152f617522cfa153e541ec26ff6961 /lib/curl_inet_pton.c
parent13606bbfdeaa3bac193e1f39a05a9c9b5f15d1b5 (diff)
build: rename 93 lib/*.c files
93 lib/*.c source files renamed to use our standard naming scheme. This commit only does the file renaming. ---------------------------------------- renamed: lib/amigaos.c -> lib/curl_amigaos.c renamed: lib/asyn-ares.c -> lib/curl_asyn_ares.c renamed: lib/asyn-thread.c -> lib/curl_asyn_thread.c renamed: lib/axtls.c -> lib/curl_axtls.c renamed: lib/base64.c -> lib/curl_base64.c renamed: lib/bundles.c -> lib/curl_bundles.c renamed: lib/conncache.c -> lib/curl_conncache.c renamed: lib/connect.c -> lib/curl_connect.c renamed: lib/content_encoding.c -> lib/curl_content_encoding.c renamed: lib/cookie.c -> lib/curl_cookie.c renamed: lib/cyassl.c -> lib/curl_cyassl.c renamed: lib/dict.c -> lib/curl_dict.c renamed: lib/easy.c -> lib/curl_easy.c renamed: lib/escape.c -> lib/curl_escape.c renamed: lib/file.c -> lib/curl_file.c renamed: lib/fileinfo.c -> lib/curl_fileinfo.c renamed: lib/formdata.c -> lib/curl_formdata.c renamed: lib/ftp.c -> lib/curl_ftp.c renamed: lib/ftplistparser.c -> lib/curl_ftplistparser.c renamed: lib/getenv.c -> lib/curl_getenv.c renamed: lib/getinfo.c -> lib/curl_getinfo.c renamed: lib/gopher.c -> lib/curl_gopher.c renamed: lib/gtls.c -> lib/curl_gtls.c renamed: lib/hash.c -> lib/curl_hash.c renamed: lib/hmac.c -> lib/curl_hmac.c renamed: lib/hostasyn.c -> lib/curl_hostasyn.c renamed: lib/hostcheck.c -> lib/curl_hostcheck.c renamed: lib/hostip.c -> lib/curl_hostip.c renamed: lib/hostip4.c -> lib/curl_hostip4.c renamed: lib/hostip6.c -> lib/curl_hostip6.c renamed: lib/hostsyn.c -> lib/curl_hostsyn.c renamed: lib/http.c -> lib/curl_http.c renamed: lib/http_chunks.c -> lib/curl_http_chunks.c renamed: lib/http_digest.c -> lib/curl_http_digest.c renamed: lib/http_negotiate.c -> lib/curl_http_negotiate.c renamed: lib/http_negotiate_sspi.c -> lib/curl_http_negotiate_sspi.c renamed: lib/http_proxy.c -> lib/curl_http_proxy.c renamed: lib/idn_win32.c -> lib/curl_idn_win32.c renamed: lib/if2ip.c -> lib/curl_if2ip.c renamed: lib/imap.c -> lib/curl_imap.c renamed: lib/inet_ntop.c -> lib/curl_inet_ntop.c renamed: lib/inet_pton.c -> lib/curl_inet_pton.c renamed: lib/krb4.c -> lib/curl_krb4.c renamed: lib/krb5.c -> lib/curl_krb5.c renamed: lib/ldap.c -> lib/curl_ldap.c renamed: lib/llist.c -> lib/curl_llist.c renamed: lib/md4.c -> lib/curl_md4.c renamed: lib/md5.c -> lib/curl_md5.c renamed: lib/memdebug.c -> lib/curl_memdebug.c renamed: lib/mprintf.c -> lib/curl_mprintf.c renamed: lib/multi.c -> lib/curl_multi.c renamed: lib/netrc.c -> lib/curl_netrc.c renamed: lib/non-ascii.c -> lib/curl_non_ascii.c renamed: lib/curl_non-ascii.h -> lib/curl_non_ascii.h renamed: lib/nonblock.c -> lib/curl_nonblock.c renamed: lib/nss.c -> lib/curl_nss.c renamed: lib/nwlib.c -> lib/curl_nwlib.c renamed: lib/nwos.c -> lib/curl_nwos.c renamed: lib/openldap.c -> lib/curl_openldap.c renamed: lib/parsedate.c -> lib/curl_parsedate.c renamed: lib/pingpong.c -> lib/curl_pingpong.c renamed: lib/polarssl.c -> lib/curl_polarssl.c renamed: lib/pop3.c -> lib/curl_pop3.c renamed: lib/progress.c -> lib/curl_progress.c renamed: lib/qssl.c -> lib/curl_qssl.c renamed: lib/rawstr.c -> lib/curl_rawstr.c renamed: lib/rtsp.c -> lib/curl_rtsp.c renamed: lib/security.c -> lib/curl_security.c renamed: lib/select.c -> lib/curl_select.c renamed: lib/sendf.c -> lib/curl_sendf.c renamed: lib/share.c -> lib/curl_share.c renamed: lib/slist.c -> lib/curl_slist.c renamed: lib/smtp.c -> lib/curl_smtp.c renamed: lib/socks.c -> lib/curl_socks.c renamed: lib/socks_gssapi.c -> lib/curl_socks_gssapi.c renamed: lib/socks_sspi.c -> lib/curl_socks_sspi.c renamed: lib/speedcheck.c -> lib/curl_speedcheck.c renamed: lib/splay.c -> lib/curl_splay.c renamed: lib/ssh.c -> lib/curl_ssh.c renamed: lib/sslgen.c -> lib/curl_sslgen.c renamed: lib/ssluse.c -> lib/curl_ssluse.c renamed: lib/strdup.c -> lib/curl_strdup.c renamed: lib/strequal.c -> lib/curl_strequal.c renamed: lib/strerror.c -> lib/curl_strerror.c renamed: lib/strtok.c -> lib/curl_strtok.c renamed: lib/strtoofft.c -> lib/curl_strtoofft.c renamed: lib/telnet.c -> lib/curl_telnet.c renamed: lib/tftp.c -> lib/curl_tftp.c renamed: lib/timeval.c -> lib/curl_timeval.c renamed: lib/transfer.c -> lib/curl_transfer.c renamed: lib/url.c -> lib/curl_url.c renamed: lib/version.c -> lib/curl_version.c renamed: lib/warnless.c -> lib/curl_warnless.c renamed: lib/wildcard.c -> lib/curl_wildcard.c ----------------------------------------
Diffstat (limited to 'lib/curl_inet_pton.c')
-rw-r--r--lib/curl_inet_pton.c234
1 files changed, 234 insertions, 0 deletions
diff --git a/lib/curl_inet_pton.c b/lib/curl_inet_pton.c
new file mode 100644
index 000000000..175f938cd
--- /dev/null
+++ b/lib/curl_inet_pton.c
@@ -0,0 +1,234 @@
+/* This is from the BIND 4.9.4 release, modified to compile by itself */
+
+/* Copyright (c) 1996 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 INTERNET SOFTWARE CONSORTIUM DISCLAIMS
+ * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
+ * CONSORTIUM 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 "curl_setup.h"
+
+#ifndef HAVE_INET_PTON
+
+#ifdef HAVE_SYS_PARAM_H
+#include <sys/param.h>
+#endif
+#ifdef HAVE_NETINET_IN_H
+#include <netinet/in.h>
+#endif
+#ifdef HAVE_ARPA_INET_H
+#include <arpa/inet.h>
+#endif
+
+#include "curl_inet_pton.h"
+
+#define IN6ADDRSZ 16
+#define INADDRSZ 4
+#define INT16SZ 2
+
+/*
+ * WARNING: Don't even consider trying to compile this on a system where
+ * sizeof(int) < 4. sizeof(int) > 4 is fine; all the world's not a VAX.
+ */
+
+static int inet_pton4(const char *src, unsigned char *dst);
+#ifdef ENABLE_IPV6
+static int inet_pton6(const char *src, unsigned char *dst);
+#endif
+
+/* int
+ * inet_pton(af, src, dst)
+ * convert from presentation format (which usually means ASCII printable)
+ * to network format (which is usually some kind of binary format).
+ * return:
+ * 1 if the address was valid for the specified address family
+ * 0 if the address wasn't valid (`dst' is untouched in this case)
+ * -1 if some other error occurred (`dst' is untouched in this case, too)
+ * notice:
+ * On Windows we store the error in the thread errno, not
+ * in the winsock error code. This is to avoid losing the
+ * actual last winsock error. So use macro ERRNO to fetch the
+ * errno this function sets when returning (-1), not SOCKERRNO.
+ * author:
+ * Paul Vixie, 1996.
+ */
+int
+Curl_inet_pton(int af, const char *src, void *dst)
+{
+ switch (af) {
+ case AF_INET:
+ return (inet_pton4(src, (unsigned char *)dst));
+#ifdef ENABLE_IPV6
+ case AF_INET6:
+ return (inet_pton6(src, (unsigned char *)dst));
+#endif
+ default:
+ SET_ERRNO(EAFNOSUPPORT);
+ return (-1);
+ }
+ /* NOTREACHED */
+}
+
+/* int
+ * inet_pton4(src, dst)
+ * like inet_aton() but without all the hexadecimal and shorthand.
+ * return:
+ * 1 if `src' is a valid dotted quad, else 0.
+ * notice:
+ * does not touch `dst' unless it's returning 1.
+ * author:
+ * Paul Vixie, 1996.
+ */
+static int
+inet_pton4(const char *src, unsigned char *dst)
+{
+ static const char digits[] = "0123456789";
+ int saw_digit, octets, ch;
+ unsigned char tmp[INADDRSZ], *tp;
+
+ saw_digit = 0;
+ octets = 0;
+ tp = tmp;
+ *tp = 0;
+ while((ch = *src++) != '\0') {
+ const char *pch;
+
+ if((pch = strchr(digits, ch)) != NULL) {
+ unsigned int val = *tp * 10 + (unsigned int)(pch - digits);
+
+ if(saw_digit && *tp == 0)
+ return (0);
+ if(val > 255)
+ return (0);
+ *tp = (unsigned char)val;
+ if(! saw_digit) {
+ if(++octets > 4)
+ return (0);
+ saw_digit = 1;
+ }
+ }
+ else if(ch == '.' && saw_digit) {
+ if(octets == 4)
+ return (0);
+ *++tp = 0;
+ saw_digit = 0;
+ }
+ else
+ return (0);
+ }
+ if(octets < 4)
+ return (0);
+ memcpy(dst, tmp, INADDRSZ);
+ return (1);
+}
+
+#ifdef ENABLE_IPV6
+/* int
+ * inet_pton6(src, dst)
+ * convert presentation level address to network order binary form.
+ * return:
+ * 1 if `src' is a valid [RFC1884 2.2] address, else 0.
+ * notice:
+ * (1) does not touch `dst' unless it's returning 1.
+ * (2) :: in a full address is silently ignored.
+ * credit:
+ * inspired by Mark Andrews.
+ * author:
+ * Paul Vixie, 1996.
+ */
+static int
+inet_pton6(const char *src, unsigned char *dst)
+{
+ static const char xdigits_l[] = "0123456789abcdef",
+ xdigits_u[] = "0123456789ABCDEF";
+ unsigned char tmp[IN6ADDRSZ], *tp, *endp, *colonp;
+ const char *xdigits, *curtok;
+ int ch, saw_xdigit;
+ size_t val;
+
+ memset((tp = tmp), 0, IN6ADDRSZ);
+ endp = tp + IN6ADDRSZ;
+ colonp = NULL;
+ /* Leading :: requires some special handling. */
+ if(*src == ':')
+ if(*++src != ':')
+ return (0);
+ curtok = src;
+ saw_xdigit = 0;
+ val = 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(++saw_xdigit > 4)
+ return (0);
+ continue;
+ }
+ if(ch == ':') {
+ curtok = src;
+ if(!saw_xdigit) {
+ if(colonp)
+ return (0);
+ colonp = tp;
+ continue;
+ }
+ if(tp + INT16SZ > endp)
+ return (0);
+ *tp++ = (unsigned char) (val >> 8) & 0xff;
+ *tp++ = (unsigned char) val & 0xff;
+ saw_xdigit = 0;
+ val = 0;
+ continue;
+ }
+ if(ch == '.' && ((tp + INADDRSZ) <= endp) &&
+ inet_pton4(curtok, tp) > 0) {
+ tp += INADDRSZ;
+ saw_xdigit = 0;
+ break; /* '\0' was seen by inet_pton4(). */
+ }
+ return (0);
+ }
+ if(saw_xdigit) {
+ if(tp + INT16SZ > endp)
+ return (0);
+ *tp++ = (unsigned char) (val >> 8) & 0xff;
+ *tp++ = (unsigned char) val & 0xff;
+ }
+ 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)
+ return (0);
+ for(i = 1; i <= n; i++) {
+ *(endp - i) = *(colonp + n - i);
+ *(colonp + n - i) = 0;
+ }
+ tp = endp;
+ }
+ if(tp != endp)
+ return (0);
+ memcpy(dst, tmp, IN6ADDRSZ);
+ return (1);
+}
+#endif /* ENABLE_IPV6 */
+
+#endif /* HAVE_INET_PTON */