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/* This file is part of Eclat.
   Copyright (C) 2012 Sergey Poznyakoff.
 
   Eclat is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3, or (at your option)
   any later version.
 
   Eclat is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
 
   You should have received a copy of the GNU General Public License
   along with Eclat.  If not, see <http://www.gnu.org/licenses/>. */

#include <stddef.h>

void hmac_sha1(const void *text, size_t textlen,
	       const void *key, size_t keylen,
	       void *digest);
void urlencode(const char *input, size_t len,
	       char **poutput, size_t *poutlen);

void eclat_base64_encode(const unsigned char *input, size_t input_len,
			 unsigned char **output, size_t *output_len);
int eclat_base64_decode(const unsigned char *input, size_t input_len,
			unsigned char **output, size_t *output_len);


struct ec2_param {
	char *name;
	char *value;
};

struct ec2_query {
	int https;
	char *endpoint;  /* endpoint  */
	char *uri;       /* URI without parameters */
	char *verb;      /* GET or POST */ 
	struct grecs_symtab *params; /* Query parameters */
};

int eclat_query_signature(struct ec2_query *req, char *secret,
			  char **signature);

	

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