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/*************************************************************************** 
 *                                  _   _ ____  _ 
 *  Project                     ___| | | |  _ | | 
 *                             / __| | | | |_) | | 
 *                            | (__| |_| |  _ <| |___ 
 *                             ___|___/|_| ______| 
 * 
 * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel.se>, et al. 
 * 
 * This software is licensed as described in the file COPYING, which 
 * you should have received as part of this distribution. The terms 
 * are also available at https://curl.se/docs/copyright.html. 
 * 
 * You may opt to use, copy, modify, merge, publish, distribute and/or sell 
 * copies of the Software, and permit persons to whom the Software is 
 * furnished to do so, under the terms of the COPYING file. 
 * 
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY 
 * KIND, either express or implied. 
 * 
 ***************************************************************************/ 
 
#include "curl_setup.h" 
#include "strcase.h" 
#include "easyoptions.h" 
 
#ifndef CURL_DISABLE_GETOPTIONS 
 
/* Lookups easy options at runtime */ 
static struct curl_easyoption *lookup(const char *name, CURLoption id) 
{ 
  DEBUGASSERT(name || id); 
  DEBUGASSERT(!Curl_easyopts_check()); 
  if(name || id) { 
    struct curl_easyoption *o = &Curl_easyopts[0]; 
    do { 
      if(name) { 
        if(strcasecompare(o->name, name)) 
          return o; 
      } 
      else { 
        if((o->id == id) && !(o->flags & CURLOT_FLAG_ALIAS)) 
          /* don't match alias options */ 
          return o; 
      } 
      o++; 
    } while(o->name); 
  } 
  return NULL; 
} 
 
const struct curl_easyoption *curl_easy_option_by_name(const char *name) 
{ 
  /* when name is used, the id argument is ignored */ 
  return lookup(name, CURLOPT_LASTENTRY); 
} 
 
const struct curl_easyoption *curl_easy_option_by_id(CURLoption id) 
{ 
  return lookup(NULL, id); 
} 
 
/* Iterates over available options */ 
const struct curl_easyoption * 
curl_easy_option_next(const struct curl_easyoption *prev) 
{ 
  if(prev && prev->name) { 
    prev++; 
    if(prev->name) 
      return prev; 
  } 
  else if(!prev) 
    return &Curl_easyopts[0]; 
  return NULL; 
} 
 
#else 
const struct curl_easyoption *curl_easy_option_by_name(const char *name) 
{ 
  (void)name; 
  return NULL; 
} 
 
const struct curl_easyoption *curl_easy_option_by_id (CURLoption id) 
{ 
  (void)id; 
  return NULL; 
} 
 
const struct curl_easyoption * 
curl_easy_option_next(const struct curl_easyoption *prev) 
{ 
  (void)prev; 
  return NULL; 
} 
#endif