Changes In Branch bug-eof-loop-6dd5588df6 Through [7e5e4e2114] Excluding Merge-Ins
This is equivalent to a diff from 6704c33e48 to 7e5e4e2114
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2017-10-17
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| 03:57 | Updated to use a more commonly accepted regexp when replacing the OpenSSL function name (addresses [6c9bf49455]) check-in: 12bf5e37e0 user: rkeene tags: trunk | |
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2017-09-21
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| 16:07 | More soft-EOF mappings Leaf check-in: d63ee30cb2 user: rkeene tags: bug-eof-loop-6dd5588df6 | |
| 14:15 | Added support for detecting writes after we have told the channel that we are in EOF and start returning errors in that case check-in: 7e5e4e2114 user: rkeene tags: bug-eof-loop-6dd5588df6 | |
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2017-09-01
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| 00:27 | TclTLS 1.7.13 check-in: 4c0960be87 user: rkeene tags: tls-1-7, tls-1-7-13 | |
| 00:16 | Try harder to ensure the right SSL libraries are used check-in: 6704c33e48 user: rkeene tags: trunk | |
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2017-08-31
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| 18:57 | Updated to support a user specifying a pkgconfig path for OpenSSL check-in: c3e5ea305b user: rkeene tags: trunk | |
Modified tlsIO.c from [f8a8e7a642] to [1ceb846355].
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if (statePtr->flags & TLS_TCL_CALLBACK) {
dprintf("Don't process output while callbacks are running")
written = -1;
*errorCodePtr = EAGAIN;
return(-1);
}
dprintf("Calling Tls_WaitForConnect");
tlsConnect = Tls_WaitForConnect(statePtr, errorCodePtr, 1);
if (tlsConnect < 0) {
dprintf("Got an error waiting to connect (tlsConnect = %i, *errorCodePtr = %i)", tlsConnect, *errorCodePtr);
written = -1;
if (*errorCodePtr == ECONNRESET) {
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if (statePtr->flags & TLS_TCL_CALLBACK) {
dprintf("Don't process output while callbacks are running")
written = -1;
*errorCodePtr = EAGAIN;
return(-1);
}
if (statePtr->flags & TLS_TCL_EOF) {
dprintf("Asked to write after reaching EOF, we are treating this as fatal.");
written = -1;
*errorCodePtr = ECONNRESET;
return(written);
}
dprintf("Calling Tls_WaitForConnect");
tlsConnect = Tls_WaitForConnect(statePtr, errorCodePtr, 1);
if (tlsConnect < 0) {
dprintf("Got an error waiting to connect (tlsConnect = %i, *errorCodePtr = %i)", tlsConnect, *errorCodePtr);
written = -1;
if (*errorCodePtr == ECONNRESET) {
dprintf("Got connection reset (setting EOF flag)");
/* Soft EOF */
*errorCodePtr = 0;
written = 0;
statePtr->flags |= TLS_TCL_EOF;
}
return(written);
}
if (toWrite == 0) {
dprintf("zero-write");
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case SSL_ERROR_WANT_READ:
dprintf(" write R BLOCK");
break;
case SSL_ERROR_WANT_X509_LOOKUP:
dprintf(" write X BLOCK");
break;
case SSL_ERROR_ZERO_RETURN:
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case SSL_ERROR_WANT_READ:
dprintf(" write R BLOCK");
break;
case SSL_ERROR_WANT_X509_LOOKUP:
dprintf(" write X BLOCK");
break;
case SSL_ERROR_ZERO_RETURN:
dprintf(" closed (EOF reached)");
written = 0;
*errorCodePtr = 0;
break;
case SSL_ERROR_SYSCALL:
backingError = ERR_get_error();
if (backingError == 0 && written == 0) {
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*errorCodePtr = ECONNABORTED;
written = -1;
break;
default:
dprintf(" unknown err: %d", err);
break;
}
dprintf("Output(%d) -> %d", toWrite, written);
return(written);
}
/*
*-------------------------------------------------------------------
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*errorCodePtr = ECONNABORTED;
written = -1;
break;
default:
dprintf(" unknown err: %d", err);
break;
}
if (toWrite != 0 && written == 0 && *errorCodePtr == 0) {
dprintf("Detected EOF, setting the EOF flag");
statePtr->flags |= TLS_TCL_EOF;
}
dprintf("Output(%d) -> %d", toWrite, written);
return(written);
}
/*
*-------------------------------------------------------------------
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Modified tlsInt.h from [b78d815874] to [0876b611aa].
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#define TLS_TCL_DEBUG (1<<3) /* Show debug tracing */
#define TLS_TCL_CALLBACK (1<<4) /* In a callback, prevent update
* looping problem. [Bug 1652380] */
#define TLS_TCL_HANDSHAKE_FAILED (1<<5) /* Set on handshake failures and once
* set, all further I/O will result
* in ECONNABORTED errors. */
#define TLS_TCL_FASTPATH (1<<6) /* The parent channel is being used directly by the SSL library */
#define TLS_TCL_DELAY (5)
/*
* This structure describes the per-instance state
* of an ssl channel.
*
* The SSL processing context is maintained here, in the ClientData
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#define TLS_TCL_DEBUG (1<<3) /* Show debug tracing */
#define TLS_TCL_CALLBACK (1<<4) /* In a callback, prevent update
* looping problem. [Bug 1652380] */
#define TLS_TCL_HANDSHAKE_FAILED (1<<5) /* Set on handshake failures and once
* set, all further I/O will result
* in ECONNABORTED errors. */
#define TLS_TCL_FASTPATH (1<<6) /* The parent channel is being used directly by the SSL library */
#define TLS_TCL_EOF (1<<7) /* We initiated EOF, any further attempts to write will return an error */
#define TLS_TCL_DELAY (5)
/*
* This structure describes the per-instance state
* of an ssl channel.
*
* The SSL processing context is maintained here, in the ClientData
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