Method Init

src/proxy/CacheControl.cc:235–345

Result CacheControlRecord::Init(matcher_line* line_info) matcher_line* line_info - contains parsed label/value pairs of the current cache.config line Returns NULL if everything is OK Otherwise, returns an error string that the caller MUST DEALLOCATE with free()

//        DEALLOCATE with free()
//
Result
CacheControlRecord::Init(matcher_line *line_info)
{
  int         time_in;
  const char *tmp;
  char       *label;
  char       *val;
  bool        d_found = false;

  this->line_num = line_info->line_num;

  // First pass for optional tweaks.
  for (int i = 0; i < MATCHER_MAX_TOKENS && line_info->num_el; ++i) {
    bool used = false;
    label     = line_info->line[0][i];
    val       = line_info->line[1][i];
    if (!label) {
      continue;
    }

    if (strcasecmp(label, TWEAK_CACHE_RESPONSES_TO_COOKIES) == 0) {
      char *ptr = nullptr;
      int   v   = strtol(val, &ptr, 0);
      if (!ptr || v < 0 || v > 4) {
        return Result::failure("Value for " TWEAK_CACHE_RESPONSES_TO_COOKIES " must be an integer in the range 0..4");
      } else {
        cache_responses_to_cookies = v;
      }
      used = true;
    }

    // Clip pair if used.
    if (used) {
      line_info->line[0][i] = nullptr;
      --(line_info->num_el);
    }
  }

  // Now look for the directive.
  for (int i = 0; i < MATCHER_MAX_TOKENS; i++) {
    label = line_info->line[0][i];
    val   = line_info->line[1][i];

    if (label == nullptr) {
      continue;
    }

    if (strcasecmp(label, "action") == 0) {
      if (strcasecmp(val, "never-cache") == 0) {
        directive = CC_NEVER_CACHE;
        d_found   = true;
      } else if (strcasecmp(val, "standard-cache") == 0) {
        directive = CC_STANDARD_CACHE;
        d_found   = true;
      } else if (strcasecmp(val, "ignore-no-cache") == 0) {
        directive = CC_IGNORE_NO_CACHE;
        d_found   = true;
      } else if (strcasecmp(val, "ignore-client-no-cache") == 0) {