Class Protocols.HTTP.Query

Description

Open and execute an HTTP query.

Example

HTTP.Query o=HTTP.Query();
 void ok()
 {
    write("ok...\n");
    write("%O\n", o->headers);
    exit(0);
 }
 void fail()
 {
    write("fail\n");
    exit(0);
 }
 int main()
 {
    o->set_callbacks(ok, fail);
    o->async_request("pike.lysator.liu.se", 80, "HEAD / HTTP/1.0");
    return -1;
 }

Variable errno: int Protocols.HTTP.Query.errno
Description: Errno copied from the connection or simulated for async operations.
Note: In Pike 7.8 and earlier hardcoded Linux values were used in async operations, 110 instead of System.ETIMEDOUT and 113 instead of System.EHOSTUNREACH.

Variable headers: mapping Protocols.HTTP.Query.headers
Description: Headers as a mapping. All header names are in lower case, for convinience.

Variable host
Variable real_host
Variable port

string Protocols.HTTP.Query.host
string Protocols.HTTP.Query.real_host
int Protocols.HTTP.Query.port

Description

Connected host and port.

Used to detect whether keep-alive can be used.

Variable hostname_cache: mapping Protocols.HTTP.Query.hostname_cache
Description: Set this to a global mapping if you want to use a cache, prior of calling *request().

Variable ok: int Protocols.HTTP.Query.ok
Description: Tells if the connection is successfull.

Variable protocol: string Protocols.HTTP.Query.protocol
Description: Protocol string, ie "HTTP/1.0".

Variable status
Variable status_desc: int Protocols.HTTP.Query.status
string Protocols.HTTP.Query.status_desc
Description: Status number and description (eg 200 and "ok").