osip_www_authenticate.c

嵌入式产品中的osip的源代码.

      else if (next != space)
	{
	  space = next;
	  parse_ok++;
	}
      if (__osip_quoted_string_set
	  ("qop", space, &(wwwa->qop_options), &next))
	return -1;
      if (next == NULL)
	return 0;		/* end of header detected! */
      else if (next != space)
	{
	  space = next;
	  parse_ok++;
	}
      if (0 == parse_ok)
	{
	  char *quote1, *quote2, *tmp;

	  /* CAUTION */
	  /* parameter not understood!!! I'm too lazy to handle IT */
	  /* let's simply bypass it */
	  if (strlen (space) < 1)
	    return 0;
	  tmp = strchr (space + 1, ',');
	  if (tmp == NULL)	/* it was the last header */
	    return 0;
	  quote1 = __osip_quote_find (space);
	  if ((quote1 != NULL) && (quote1 < tmp))	/* this may be a quoted string! */
	    {
	      quote2 = __osip_quote_find (quote1 + 1);
	      if (quote2 == NULL)
		return -1;	/* bad header format... */
	      if (tmp < quote2)	/* the comma is inside the quotes! */
		space = strchr (quote2, ',');
	      else
		space = tmp;
	      if (space == NULL)	/* it was the last header */
		return 0;
	    }
	  else
	    space = tmp;
	  /* continue parsing... */
	}
    }
  return 0;			/* ok */
}

/* returns the www_authenticate header.            */
/* INPUT : osip_message_t *sip | sip message.   */
/* returns null on error. */
int
osip_message_get_www_authenticate (const osip_message_t * sip, int pos,
				   osip_www_authenticate_t ** dest)
{
  osip_www_authenticate_t *www_authenticate;

  *dest = NULL;
  if (osip_list_size (sip->www_authenticates) <= pos)
    return -1;			/* does not exist */

  www_authenticate =
    (osip_www_authenticate_t *) osip_list_get (sip->www_authenticates, pos);

  *dest = www_authenticate;
  return pos;
}

char *
osip_www_authenticate_get_auth_type (osip_www_authenticate_t *
				     www_authenticate)
{
  return www_authenticate->auth_type;
}

void
osip_www_authenticate_set_auth_type (osip_www_authenticate_t *
				     www_authenticate, char *auth_type)
{
  www_authenticate->auth_type = (char *) auth_type;
}

char *
osip_www_authenticate_get_realm (osip_www_authenticate_t * www_authenticate)
{
  return www_authenticate->realm;
}

void
osip_www_authenticate_set_realm (osip_www_authenticate_t * www_authenticate,
				 char *realm)
{
  www_authenticate->realm = (char *) realm;
}

char *
osip_www_authenticate_get_domain (osip_www_authenticate_t * www_authenticate)
{
  return www_authenticate->domain;
}

void
osip_www_authenticate_set_domain (osip_www_authenticate_t * www_authenticate,
				  char *domain)
{
  www_authenticate->domain = (char *) domain;
}

char *
osip_www_authenticate_get_nonce (osip_www_authenticate_t * www_authenticate)
{
  return www_authenticate->nonce;
}

void
osip_www_authenticate_set_nonce (osip_www_authenticate_t * www_authenticate,
				 char *nonce)
{
  www_authenticate->nonce = (char *) nonce;
}

char *
osip_www_authenticate_get_stale (osip_www_authenticate_t * www_authenticate)
{
  return www_authenticate->stale;
}

void
osip_www_authenticate_set_stale (osip_www_authenticate_t * www_authenticate,
				 char *stale)
{
  www_authenticate->stale = (char *) stale;
}

char *
osip_www_authenticate_get_opaque (osip_www_authenticate_t * www_authenticate)
{
  return www_authenticate->opaque;
}

void
osip_www_authenticate_set_opaque (osip_www_authenticate_t * www_authenticate,
				  char *opaque)
{
  www_authenticate->opaque = (char *) opaque;
}

char *
osip_www_authenticate_get_algorithm (osip_www_authenticate_t *
				     www_authenticate)
{
  return www_authenticate->algorithm;
}

void
osip_www_authenticate_set_algorithm (osip_www_authenticate_t *
				     www_authenticate, char *algorithm)
{
  www_authenticate->algorithm = (char *) algorithm;
}

char *
osip_www_authenticate_get_qop_options (osip_www_authenticate_t *
				       www_authenticate)
{
  return www_authenticate->qop_options;
}

void
osip_www_authenticate_set_qop_options (osip_www_authenticate_t *
				       www_authenticate, char *qop_options)
{
  www_authenticate->qop_options = (char *) qop_options;
}



/* returns the www_authenticate header as a string.          */
/* INPUT : osip_www_authenticate_t *www_authenticate | www_authenticate header.  */
/* returns null on error. */
int
osip_www_authenticate_to_str (const osip_www_authenticate_t * wwwa,
			      char **dest)
{
  size_t len;
  char *tmp;

  *dest = NULL;
  if ((wwwa == NULL) || (wwwa->auth_type == NULL) || (wwwa->realm == NULL)
      || (wwwa->nonce == NULL))
    return -1;

  len = strlen (wwwa->auth_type) + 1;

  if (wwwa->realm != NULL)
    len = len + strlen (wwwa->realm) + 7;
  if (wwwa->nonce != NULL)
    len = len + strlen (wwwa->nonce) + 8;
  len = len + 2;
  if (wwwa->domain != NULL)
    len = len + strlen (wwwa->domain) + 9;
  if (wwwa->opaque != NULL)
    len = len + strlen (wwwa->opaque) + 9;
  if (wwwa->stale != NULL)
    len = len + strlen (wwwa->stale) + 8;
  if (wwwa->algorithm != NULL)
    len = len + strlen (wwwa->algorithm) + 12;
  if (wwwa->qop_options != NULL)
    len = len + strlen (wwwa->qop_options) + 6;

  tmp = (char *) osip_malloc (len);
  if (tmp == NULL)
    return -1;
  *dest = tmp;

  osip_strncpy (tmp, wwwa->auth_type, strlen (wwwa->auth_type));
  tmp = tmp + strlen (tmp);

  if (wwwa->realm != NULL)
    {
      osip_strncpy (tmp, " realm=", 7);
      tmp = tmp + 7;
      osip_strncpy (tmp, wwwa->realm, strlen (wwwa->realm));
      tmp = tmp + strlen (tmp);
    }
  if (wwwa->domain != NULL)
    {
      osip_strncpy (tmp, ", domain=", 9);
      tmp = tmp + 9;
      osip_strncpy (tmp, wwwa->domain, strlen (wwwa->domain));
      tmp = tmp + strlen (tmp);
    }
  if (wwwa->nonce != NULL)
    {
      osip_strncpy (tmp, ", nonce=", 8);
      tmp = tmp + 8;
      osip_strncpy (tmp, wwwa->nonce, strlen (wwwa->nonce));
      tmp = tmp + strlen (tmp);
    }
  if (wwwa->opaque != NULL)
    {
      osip_strncpy (tmp, ", opaque=", 9);
      tmp = tmp + 9;
      osip_strncpy (tmp, wwwa->opaque, strlen (wwwa->opaque));
      tmp = tmp + strlen (tmp);
    }
  if (wwwa->stale != NULL)
    {
      osip_strncpy (tmp, ", stale=", 8);
      tmp = tmp + 8;
      osip_strncpy (tmp, wwwa->stale, strlen (wwwa->stale));
      tmp = tmp + strlen (tmp);
    }
  if (wwwa->algorithm != NULL)
    {
      osip_strncpy (tmp, ", algorithm=", 12);
      tmp = tmp + 12;
      osip_strncpy (tmp, wwwa->algorithm, strlen (wwwa->algorithm));
      tmp = tmp + strlen (tmp);
    }
  if (wwwa->qop_options != NULL)
    {
      osip_strncpy (tmp, ", qop=", 6);
      tmp = tmp + 6;
      osip_strncpy (tmp, wwwa->qop_options, strlen (wwwa->qop_options));
      tmp = tmp + strlen (tmp);
    }

  return 0;
}

/* deallocates a osip_www_authenticate_t structure.  */
/* INPUT : osip_www_authenticate_t *www_authenticate | www_authenticate. */
void
osip_www_authenticate_free (osip_www_authenticate_t * www_authenticate)
{
  if (www_authenticate == NULL)
    return;

  osip_free (www_authenticate->auth_type);
  osip_free (www_authenticate->realm);
  osip_free (www_authenticate->domain);
  osip_free (www_authenticate->nonce);
  osip_free (www_authenticate->opaque);
  osip_free (www_authenticate->stale);
  osip_free (www_authenticate->algorithm);
  osip_free (www_authenticate->qop_options);

  osip_free (www_authenticate);
}

int
osip_www_authenticate_clone (const osip_www_authenticate_t * wwwa,
			     osip_www_authenticate_t ** dest)
{
  int i;
  osip_www_authenticate_t *wa;

  *dest = NULL;
  if (wwwa == NULL)
    return -1;
  if (wwwa->auth_type == NULL)
    return -1;
  if (wwwa->realm == NULL)
    return -1;
  if (wwwa->nonce == NULL)
    return -1;

  i = osip_www_authenticate_init (&wa);
  if (i == -1)			/* allocation failed */
    return -1;
  wa->auth_type = osip_strdup (wwwa->auth_type);
  wa->realm = osip_strdup (wwwa->realm);
  if (wwwa->domain != NULL)
    wa->domain = osip_strdup (wwwa->domain);
  wa->nonce = osip_strdup (wwwa->nonce);
  if (wwwa->opaque != NULL)
    wa->opaque = osip_strdup (wwwa->opaque);
  if (wwwa->stale != NULL)
    wa->stale = osip_strdup (wwwa->stale);
  if (wwwa->algorithm != NULL)
    wa->algorithm = osip_strdup (wwwa->algorithm);
  if (wwwa->qop_options != NULL)
    wa->qop_options = osip_strdup (wwwa->qop_options);

  *dest = wa;
  return 0;
}