Function httpAssembleURI

cups/http-support.c:154–418

 */

http_uri_status_t			/* O - URI status */
httpAssembleURI(
    http_uri_coding_t encoding,		/* I - Encoding flags */
    char              *uri,		/* I - URI buffer */
    int               urilen,		/* I - Size of URI buffer */
    const char        *scheme,		/* I - Scheme name */
    const char        *username,	/* I - Username */
    const char        *host,		/* I - Hostname or address */
    int               port,		/* I - Port number */
    const char        *resource)	/* I - Resource */
{
  char		*ptr,			/* Pointer into URI buffer */
		*end;			/* End of URI buffer */


 /*
  * Range check input...
  */

  if (!uri || urilen < 1 || !scheme || port < 0)
  {
    if (uri)
      *uri = '\0';

    return (HTTP_URI_STATUS_BAD_ARGUMENTS);
  }

 /*
  * Assemble the URI starting with the scheme...
  */

  end = uri + urilen - 1;
  ptr = http_copy_encode(uri, scheme, end, NULL, NULL, 0);

  if (!ptr)
    goto assemble_overflow;

  if (!strcmp(scheme, "geo") || !strcmp(scheme, "mailto") || !strcmp(scheme, "tel"))
  {
   /*
    * geo:, mailto:, and tel: only have :, no //...
    */

    if (ptr < end)
      *ptr++ = ':';
    else
      goto assemble_overflow;
  }
  else
  {
   /*
    * Schemes other than geo:, mailto:, and tel: typically have //...
    */

    if ((ptr + 2) < end)
    {
      *ptr++ = ':';
      *ptr++ = '/';