kmx.io/git-auth/rule.c

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• Hash : aadf5635
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  Date : 2012-04-20T05:44:45
  

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• rule.c

• /*
   * git-auth  -  restrict git commands
   * Copyright 2012 Thomas de Grivel <billitch@gmail.com>
   *
   * Permission to use, copy, modify, and distribute this software for any
   * purpose with or without fee is hereby granted, provided that the above
   * copyright notice and this permission notice appear in all copies.
   *
   * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
   * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
   * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
   * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
   * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
   * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   */
  
  #include <assert.h>
  #include <string.h>
  #include <err.h>
  
  #include "rule.h"
  
  void rules_init (s_rules *rr)
  {
    assert(rr);
    rr->count = 0;
    rr->size = 32;
    if (!(rr->rule = calloc(rr->size, sizeof(s_rule))))
      err(10, "rules calloc");
  }
  
  void rules_free (s_rules *rr)
  {
    assert(rr);
    int i = rr->count;
    while (i--)
      rule_free(rr->rule + i);
    free(rr->rule);
    bzero(rr, sizeof(s_rules));
  }
  
  void rules_enlarge (s_rules *rr)
  {
    assert(rr);
    rr->size += rr->size < 1024 ? rr->size : 1024;
    if (!(rr->rule = realloc(rr->rule, rr->size)))
      err(10, "rules realloc");
    assert(rr->size > rr->count);
  }
  
  const s_rule * rules_add (s_rules *rr, const s_rule *r)
  {
    assert(rr);
    if (rr->count == rr->size)
      rules_enlarge(rr);
    rr->rule[rr->count] = *r;
    return rr->rule + rr->count++;
  }
  

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