1 files changed, 85 insertions, 0 deletions
diff --git a/lib/isc/include/isc/url.h b/lib/isc/include/isc/url.h
new file mode 100644
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+++ b/lib/isc/include/isc/url.h
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+ *
+ * SPDX-License-Identifier: MPL-2.0 and MIT
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, you can obtain one at https://mozilla.org/MPL/2.0/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+/*
+ * Copyright Joyent, Inc. and other Node contributors. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#pragma once
+
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+
+#include <isc/result.h>
+
+/*
+ * Compile with -DHTTP_PARSER_STRICT=0 to make less checks, but run
+ * faster
+ */
+#ifndef HTTP_PARSER_STRICT
+#define HTTP_PARSER_STRICT 1
+#endif
+
+typedef enum {
+	ISC_UF_SCHEMA = 0,
+	ISC_UF_HOST = 1,
+	ISC_UF_PORT = 2,
+	ISC_UF_PATH = 3,
+	ISC_UF_QUERY = 4,
+	ISC_UF_FRAGMENT = 5,
+	ISC_UF_USERINFO = 6,
+	ISC_UF_MAX = 7
+} isc_url_field_t;
+
+/* Result structure for isc_url_parse().
+ *
+ * Callers should index into field_data[] with UF_* values iff field_set
+ * has the relevant (1 << UF_*) bit set. As a courtesy to clients (and
+ * because we probably have padding left over), we convert any port to
+ * a uint16_t.
+ */
+typedef struct {
+	uint16_t field_set; /* Bitmask of (1 << UF_*) values */
+	uint16_t port;	    /* Converted UF_PORT string */
+
+	struct {
+		uint16_t off; /* Offset into buffer in which field starts */
+		uint16_t len; /* Length of run in buffer */
+	} field_data[ISC_UF_MAX];
+} isc_url_parser_t;
+
+isc_result_t
+isc_url_parse(const char *buf, size_t buflen, bool is_connect,
+	      isc_url_parser_t *up);
+/*%<
+ * Parse a URL; return nonzero on failure
+ */