git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@19878 ec53bebd-3082-4978-b11e-865c3cabbd6b
		
			
				
	
	
		
			112 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			112 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright (c) 2007 Kungliga Tekniska Högskolan
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 * (Royal Institute of Technology, Stockholm, Sweden). 
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 * All rights reserved. 
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 *
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 * Redistribution and use in source and binary forms, with or without 
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 * modification, are permitted provided that the following conditions 
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 * are met: 
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 *
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 * 1. Redistributions of source code must retain the above copyright 
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 *    notice, this list of conditions and the following disclaimer. 
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 *
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 * 2. Redistributions in binary form must reproduce the above copyright 
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 *    notice, this list of conditions and the following disclaimer in the 
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 *    documentation and/or other materials provided with the distribution. 
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 *
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 * 3. Neither the name of the Institute nor the names of its contributors 
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 *    may be used to endorse or promote products derived from this software 
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 *    without specific prior written permission. 
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 
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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 
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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 
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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 
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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
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 * SUCH DAMAGE. 
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 */
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#include "hx_locl.h"
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RCSID("$Id$");
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struct hx509_env {
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    struct {
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	char *key;
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	char *value;
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    } *val;
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    size_t len;
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};
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int
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hx509_env_init(hx509_context context, hx509_env *env)
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{
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    *env = calloc(1, sizeof(**env));
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    if (*env == NULL) {
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	hx509_set_error_string(context, 0, ENOMEM, "out of memory");
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	return ENOMEM;
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    }
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    return 0;
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}
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int
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hx509_env_add(hx509_context context, hx509_env env, 
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	      const char *key, const char *value)
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{
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    void *ptr;
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    ptr = realloc(env->val, sizeof(env->val[0]) * (env->len + 1));
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    if (ptr == NULL) {
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	hx509_set_error_string(context, 0, ENOMEM, "out of memory");
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	return ENOMEM;
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    }
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    env->val = ptr;
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    env->val[env->len].key = strdup(key);
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    if (env->val[env->len].key == NULL) {
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	hx509_set_error_string(context, 0, ENOMEM, "out of memory");
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	return ENOMEM;
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    }
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    env->val[env->len].value = strdup(value);
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    if (env->val[env->len].value == NULL) {
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	free(env->val[env->len].key);
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	hx509_set_error_string(context, 0, ENOMEM, "out of memory");
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	return ENOMEM;
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    }
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    env->len++;
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    return 0;
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}
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const char *
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hx509_env_lfind(hx509_context context, hx509_env env,
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		const char *key, size_t len)
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{
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    size_t i;
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    for (i = 0; i < env->len; i++) {
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	char *s = env->val[i].key;
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	if (strncmp(key, s, len) == 0 && s[len] == '\0')
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	    return env->val[i].value;
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    }
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    return NULL;
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}
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void
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hx509_env_free(hx509_env *env)
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{
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    size_t i;
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    for (i = 0; i < (*env)->len; i++) {
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	free((*env)->val[i].key);
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	free((*env)->val[i].value);
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    }
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    free((*env)->val);
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    free(*env);
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    *env = NULL;
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}
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