HttpControlMsg.cc
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1 /*
2  * Copyright (C) 1996-2017 The Squid Software Foundation and contributors
3  *
4  * Squid software is distributed under GPLv2+ license and includes
5  * contributions from numerous individuals and organizations.
6  * Please see the COPYING and CONTRIBUTORS files for details.
7  */
8 
9 #include "squid.h"
10 #include "comm/Flag.h"
11 #include "CommCalls.h"
12 #include "HttpControlMsg.h"
13 
14 void
16 {
17  if (cbControlMsgSent) {
19  cbControlMsgSent = nullptr;
20  }
21 }
22 
24 void
26 {
27  if (params.flag == Comm::ERR_CLOSING)
28  return;
29 
30  if (params.flag == Comm::OK) {
32  return;
33  }
34 
35  debugs(33, 3, "1xx writing failed: " << xstrerr(params.xerrno));
36  // no error notification: see HttpControlMsg.h for rationale and
37  // note that some errors are detected elsewhere (e.g., close handler)
38 
39  // close on 1xx errors to be conservative and to simplify the code
40  // (if we do not close, we must notify the source of a failure!)
41  params.conn->close();
42 
43  // XXX: writeControlMsgAndCall() should handle writer-specific writing
44  // results, including errors and then call us with success/failure outcome.
45 }
46 
Definition: Flag.h:16
Comm::ConnectionPointer conn
Definition: CommCalls.h:85
const char * xstrerr(int error)
Definition: xstrerror.cc:83
#define debugs(SECTION, LEVEL, CONTENT)
Definition: Debug.h:123
int xerrno
The last errno to occur. non-zero if flag is Comm::COMM_ERROR.
Definition: CommCalls.h:88
void wroteControlMsg(const CommIoCbParams &)
callback to handle Comm::Write completion
virtual void doneWithControlMsg()
#define ScheduleCallHere(call)
Definition: AsyncCall.h:166
Comm::Flag flag
comm layer result status.
Definition: CommCalls.h:87
AsyncCall::Pointer cbControlMsgSent
Call to schedule when the control msg has been sent.

 

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