1 files changed, 116 insertions, 0 deletions
diff --git a/third_party/heimdal/lib/roken/inet_pton.c b/third_party/heimdal/lib/roken/inet_pton.c
new file mode 100644
index 0000000..e44fb19
--- /dev/null
+++ b/third_party/heimdal/lib/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 <config.h>
+
+#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