static int isValidPath()

in zookeeper-client/zookeeper-client-c/src/zookeeper.c [3884:3926]

• 39 lines of code
• 24 McCabe index (conditional complexity)

static int isValidPath(const char* path, const int mode) {
    int len = 0;
    char lastc = '/';
    char c;
    int i = 0;

  if (path == 0)
    return 0;
  len = strlen(path);
  if (len == 0)
    return 0;
  if (path[0] != '/')
    return 0;
  if (len == 1) // done checking - it's the root
    return 1;
  if (path[len - 1] == '/' && !ZOOKEEPER_IS_SEQUENCE(mode))
    return 0;

  i = 1;
  for (; i < len; lastc = path[i], i++) {
    c = path[i];

    if (c == 0) {
      return 0;
    } else if (c == '/' && lastc == '/') {
      return 0;
    } else if (c == '.' && lastc == '.') {
      if (path[i-2] == '/' && (((i + 1 == len) && !ZOOKEEPER_IS_SEQUENCE(mode))
                               || path[i+1] == '/')) {
        return 0;
      }
    } else if (c == '.') {
      if ((path[i-1] == '/') && (((i + 1 == len) && !ZOOKEEPER_IS_SEQUENCE(mode))
                                 || path[i+1] == '/')) {
        return 0;
      }
    } else if (c > 0x00 && c < 0x1f) {
      return 0;
    }
  }

  return 1;
}