Commit e54e0c78 authored by Daniel Stenberg's avatar Daniel Stenberg
Browse files

CURLOPT_BUFFERSIZE allows an application to set a prefered buffer size 

for receiving data from the network. It is meant as a hint, not as a forced
limit.
parent 5cb06d8f

lib/transfer.c

+3 −1
Original line number Diff line number Diff line
@@ -220,7 +220,9 @@ CURLcode Curl_readwrite(struct connectdata *conn, 


      /* read! */

      result = Curl_read(conn, conn->sockfd, k->buf,

                         BUFSIZE -1, &nread);

                         data->set.buffer_size?

                         data->set.buffer_size:BUFSIZE -1,

                         &nread);



      if(0>result)

        break; /* get out of loop */

lib/url.c

+13 −0
Original line number Diff line number Diff line
@@ -1011,6 +1011,19 @@ CURLcode Curl_setopt(struct SessionHandle *data, CURLoption option, ...) 
     */

    data->set.telnet_options = va_arg(param, struct curl_slist *);

    break;



  case CURLOPT_BUFFERSIZE:

    /*

     * The application kindly asks for a differently sized receive buffer.

     * If it seems reasonable, we'll use it.

     */

    data->set.buffer_size = va_arg(param, long);



    if(data->set.buffer_size> (BUFSIZE -1 ))

      data->set.buffer_size = 0; /* huge internal default */



    break;



  default:

    /* unknown tag and its companion, just ignore: */

    return CURLE_FAILED_INIT; /* correct this */

lib/urldata.h

+1 −0
Original line number Diff line number Diff line
@@ -631,6 +631,7 @@ struct UserDefined { 
  struct ssl_config_data ssl;  /* user defined SSL stuff */



  int dns_cache_timeout; /* DNS cache timeout */

  long buffer_size;      /* size of receive buffer to use */

  

/* Here follows boolean settings that define how to behave during

   this session. They are STATIC, set by libcurl users or at least initially