http: Minor update based on CODE_STYLE guidelines

lib/http.c

@@ -148,7 +148,6 @@ const struct Curl_handler Curl_handler_https = {
 };
 #endif
 
-
 CURLcode Curl_http_setup_conn(struct connectdata *conn)
 {
   /* allocate the HTTP-specific struct for the SessionHandle, only to survive
@@ -185,6 +184,7 @@ char *Curl_checkheaders(const struct connectdata *conn,
     if(Curl_raw_nequal(head->data, thisheader, thislen))
       return head->data;
   }
+
   return NULL;
 }
 
@@ -196,7 +196,6 @@ char *Curl_checkheaders(const struct connectdata *conn,
  * It takes a connectdata struct as input instead of the SessionHandle simply
  * to know if this is a proxy request or not, as it then might check a
  * different header list.
- *
  */
 char *Curl_checkProxyheaders(const struct connectdata *conn,
                              const char *thisheader)
@@ -211,6 +210,7 @@ char *Curl_checkProxyheaders(const struct connectdata *conn,
     if(Curl_raw_nequal(head->data, thisheader, thislen))
       return head->data;
   }
+
   return NULL;
 }
 
@@ -528,7 +528,6 @@ CURLcode Curl_http_auth_act(struct connectdata *conn)
         return result;
     }
   }
-
   else if((data->req.httpcode < 300) &&
           (!data->state.authhost.done) &&
           conn->bits.authneg) {
@@ -553,7 +552,6 @@ CURLcode Curl_http_auth_act(struct connectdata *conn)
   return result;
 }
 
-
 /*
  * Output the correct authentication header depending on the auth type
  * and whether or not it is to a proxy.
@@ -634,6 +632,7 @@ output_auth_headers(struct connectdata *conn,
       if(result)
         return result;
     }
+
     /* NOTE: this function should set 'done' TRUE, as the other auth
        functions work that way */
     authstatus->done = TRUE;
@@ -735,7 +734,6 @@ Curl_http_output_auth(struct connectdata *conn,
   return result;
 }
 
-
 /*
  * Curl_http_input_auth() deals with Proxy-Authenticate: and WWW-Authenticate:
  * headers. They are dealt with both in the transfer.c main loop and in the
@@ -780,7 +778,6 @@ CURLcode Curl_http_input_auth(struct connectdata *conn, bool proxy,
    * request is sent, and then it is again set _after_ all response 401/407
    * headers have been received but then only to a single preferred method
    * (bit).
-   *
    */
 
   while(*auth) {
@@ -893,6 +890,7 @@ CURLcode Curl_http_input_auth(struct connectdata *conn, bool proxy,
     while(*auth && ISSPACE(*auth))
       auth++;
   }
+
   return CURLE_OK;
 }
 
@@ -934,8 +932,7 @@ static int http_should_fail(struct connectdata *conn)
   ** Any code >= 400 that's not 401 or 407 is always
   ** a terminal error
   */
-  if((httpcode != 401) &&
-      (httpcode != 407))
+  if((httpcode != 401) && (httpcode != 407))
     return 1;
 
   /*
@@ -986,7 +983,7 @@ static size_t readmoredata(char *buffer,
   struct HTTP *http = conn->data->req.protop;
   size_t fullsize = size * nitems;
 
-  if(0 == http->postsize)
+  if(!http->postsize)
     /* nothing to return */
     return 0;
 
@@ -1092,7 +1089,6 @@ CURLcode Curl_add_buffer_send(Curl_send_buffer *in,
     return result;
   }
 
-
   if((conn->handler->flags & PROTOPT_SSL) && conn->httpversion != 20) {
     /* We never send more than CURL_MAX_WRITE_SIZE bytes in one single chunk
        when we speak HTTPS, as if only a fraction of it is sent now, this data
@@ -1419,6 +1415,7 @@ static int https_getsock(struct connectdata *conn,
       return GETSOCK_READSOCK(0);
     }
   }
+
   return CURLE_OK;
 }
 #else
@@ -1467,7 +1464,7 @@ CURLcode Curl_http_done(struct connectdata *conn,
   conn->seek_func = data->set.seek_func; /* restore */
   conn->seek_client = data->set.seek_client; /* restore */
 
-  if(http == NULL)
+  if(!http)
     return CURLE_OK;
 
   if(http->send_buffer) {
@@ -1530,7 +1527,6 @@ CURLcode Curl_http_done(struct connectdata *conn,
   return CURLE_OK;
 }
 
-
 /*
  * Determine if we should use HTTP 1.1 (OR BETTER) for this request. Reasons
  * to avoid it include:
@@ -1578,6 +1574,7 @@ static CURLcode expect100(struct SessionHandle *data,
         data->state.expect100header = TRUE;
     }
   }
+
   return result;
 }
 
@@ -1696,6 +1693,7 @@ CURLcode Curl_add_custom_headers(struct connectdata *conn,
       headers = headers->next;
     }
   }
+
   return CURLE_OK;
 }