/*
 *
 * Copyright 2015, Google Inc.
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 * modification, are permitted provided that the following conditions are
 * met:
 *
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 * notice, this list of conditions and the following disclaimer.
 *     * 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
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 * this software without specific prior written permission.
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#ifndef GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_URI_PARSER_H
#define GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_URI_PARSER_H

#include <stddef.h>
#include "src/core/lib/iomgr/exec_ctx.h"

typedef struct {
  char *scheme;
  char *authority;
  char *path;
  char *query;
  /** Query substrings separated by '&' */
  char **query_parts;
  /** Number of elements in \a query_parts and \a query_parts_values */
  size_t num_query_parts;
  /** Split each query part by '='. NULL if not present. */
  char **query_parts_values;
  char *fragment;
} grpc_uri;

/** parse a uri, return NULL on failure */
grpc_uri *grpc_uri_parse(grpc_exec_ctx *exec_ctx, const char *uri_text,
                         int suppress_errors);

/** return the part of a query string after the '=' in "?key=xxx&...", or NULL
 * if key is not present */
const char *grpc_uri_get_query_arg(const grpc_uri *uri, const char *key);

/** destroy a uri */
void grpc_uri_destroy(grpc_uri *uri);

#endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_URI_PARSER_H */