TclTLS
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Comment:Cleaned up compiler warnings with debugging statements casting pointers to ints
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SHA1: ac2c67d21d90df90b0cdb4504f016b3a2523dd2c
User & Date: rkeene on 2016-12-02 16:13:34
Other Links: branch diff | manifest | tags
Context
2016-12-02
16:25
Added an --enable-debug and made debug-printf macro more fancy check-in: 8a3f4fc732 user: rkeene tags: tls-1-7
16:13
Cleaned up compiler warnings with debugging statements casting pointers to ints check-in: ac2c67d21d user: rkeene tags: tls-1-7
16:09
Minor cleanup of global variables and void function check-in: ee18d6c91e user: rkeene tags: tls-1-7
Changes
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Modified tlsBIO.c from [b90d32218c] to [b10260a16d].

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    BIO *bio;
    CONST char *buf;
    int bufLen;
{
    Tcl_Channel chan = Tls_GetParent((State*)(bio->ptr));
    int ret;

    dprintf(stderr,"\nBioWrite(0x%x, <buf>, %d) [0x%x]",
	    (unsigned int) bio, bufLen, (unsigned int) chan);

    if (channelTypeVersion == TLS_CHANNEL_VERSION_2) {
	ret = Tcl_WriteRaw(chan, buf, bufLen);
    } else {
	ret = Tcl_Write(chan, buf, bufLen);
    }

    dprintf(stderr,"\n[0x%x] BioWrite(%d) -> %d [%d.%d]",
	    (unsigned int) chan, bufLen, ret, Tcl_Eof(chan), Tcl_GetErrno());

    BIO_clear_flags(bio, BIO_FLAGS_WRITE|BIO_FLAGS_SHOULD_RETRY);

    if (ret == 0) {
	if (!Tcl_Eof(chan)) {
	    BIO_set_retry_write(bio);
	    ret = -1;








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    BIO *bio;
    CONST char *buf;
    int bufLen;
{
    Tcl_Channel chan = Tls_GetParent((State*)(bio->ptr));
    int ret;

    dprintf(stderr,"\nBioWrite(%p, <buf>, %d) [%p]",
	    (void *) bio, bufLen, (void *) chan);

    if (channelTypeVersion == TLS_CHANNEL_VERSION_2) {
	ret = Tcl_WriteRaw(chan, buf, bufLen);
    } else {
	ret = Tcl_Write(chan, buf, bufLen);
    }

    dprintf(stderr,"\n[%p] BioWrite(%d) -> %d [%d.%d]",
	    (void *) chan, bufLen, ret, Tcl_Eof(chan), Tcl_GetErrno());

    BIO_clear_flags(bio, BIO_FLAGS_WRITE|BIO_FLAGS_SHOULD_RETRY);

    if (ret == 0) {
	if (!Tcl_Eof(chan)) {
	    BIO_set_retry_write(bio);
	    ret = -1;
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    BIO *bio;
    char *buf;
    int bufLen;
{
    Tcl_Channel chan = Tls_GetParent((State*)bio->ptr);
    int ret = 0;

    dprintf(stderr,"\nBioRead(0x%x, <buf>, %d) [0x%x]",
	    (unsigned int) bio, bufLen, (unsigned int) chan);

    if (buf == NULL) return 0;

    if (channelTypeVersion == TLS_CHANNEL_VERSION_2) {
	ret = Tcl_ReadRaw(chan, buf, bufLen);
    } else {
	ret = Tcl_Read(chan, buf, bufLen);
    }

    dprintf(stderr,"\n[0x%x] BioRead(%d) -> %d [%d.%d]",
	    (unsigned int) chan, bufLen, ret, Tcl_Eof(chan), Tcl_GetErrno());

    BIO_clear_flags(bio, BIO_FLAGS_READ|BIO_FLAGS_SHOULD_RETRY);

    if (ret == 0) {
	if (!Tcl_Eof(chan)) {
	    BIO_set_retry_read(bio);
	    ret = -1;








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    BIO *bio;
    char *buf;
    int bufLen;
{
    Tcl_Channel chan = Tls_GetParent((State*)bio->ptr);
    int ret = 0;

    dprintf(stderr,"\nBioRead(%p, <buf>, %d) [%p]",
	    (void *) bio, bufLen, (void *) chan);

    if (buf == NULL) return 0;

    if (channelTypeVersion == TLS_CHANNEL_VERSION_2) {
	ret = Tcl_ReadRaw(chan, buf, bufLen);
    } else {
	ret = Tcl_Read(chan, buf, bufLen);
    }

    dprintf(stderr,"\n[%p] BioRead(%d) -> %d [%d.%d]",
	    (void *) chan, bufLen, ret, Tcl_Eof(chan), Tcl_GetErrno());

    BIO_clear_flags(bio, BIO_FLAGS_READ|BIO_FLAGS_SHOULD_RETRY);

    if (ret == 0) {
	if (!Tcl_Eof(chan)) {
	    BIO_set_retry_read(bio);
	    ret = -1;
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    long num;
    void *ptr;
{
    Tcl_Channel chan = Tls_GetParent((State*)bio->ptr);
    long ret = 1;
    int *ip;

    dprintf(stderr,"\nBioCtrl(0x%x, 0x%x, 0x%x, 0x%x)",
	    (unsigned int) bio, (unsigned int) cmd, (unsigned int) num,
	    (unsigned int) ptr);

    switch (cmd) {
    case BIO_CTRL_RESET:
	num = 0;
    case BIO_C_FILE_SEEK:
    case BIO_C_FILE_TELL:
	ret = 0;








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    long num;
    void *ptr;
{
    Tcl_Channel chan = Tls_GetParent((State*)bio->ptr);
    long ret = 1;
    int *ip;

    dprintf(stderr,"\nBioCtrl(%p, 0x%x, 0x%x, %p)",
	    (void *) bio, (unsigned int) cmd, (unsigned int) num,
	    (void *) ptr);

    switch (cmd) {
    case BIO_CTRL_RESET:
	num = 0;
    case BIO_C_FILE_SEEK:
    case BIO_C_FILE_TELL:
	ret = 0;
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Modified tlsIO.c from [d9df3786b9] to [a22b43babb].

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 */
static int
TlsCloseProc(ClientData instanceData,	/* The socket to close. */
             Tcl_Interp *interp)	/* For error reporting - unused. */
{
    State *statePtr = (State *) instanceData;

    dprintf(stderr,"\nTlsCloseProc(0x%x)", (unsigned int) statePtr);

    if (channelTypeVersion == TLS_CHANNEL_VERSION_1) {
	/*
	 * Remove event handler to underlying channel, this could
	 * be because we are closing for real, or being "unstacked".
	 */









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 */
static int
TlsCloseProc(ClientData instanceData,	/* The socket to close. */
             Tcl_Interp *interp)	/* For error reporting - unused. */
{
    State *statePtr = (State *) instanceData;

    dprintf(stderr,"\nTlsCloseProc(%p)", (void *) statePtr);

    if (channelTypeVersion == TLS_CHANNEL_VERSION_1) {
	/*
	 * Remove event handler to underlying channel, this could
	 * be because we are closing for real, or being "unstacked".
	 */
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              int *errorCodePtr)	/* Where to store error code. */
{
    State *statePtr = (State *) instanceData;
    int written, err;

    *errorCodePtr = 0;

    dprintf(stderr,"\nBIO_write(0x%x, %d)", (unsigned int) statePtr, toWrite);

    if (statePtr->flags & TLS_TCL_CALLBACK) {
       /* don't process any bytes while verify callback is running */
       written = -1;
       *errorCodePtr = EAGAIN;
       goto output;
    }








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              int *errorCodePtr)	/* Where to store error code. */
{
    State *statePtr = (State *) instanceData;
    int written, err;

    *errorCodePtr = 0;

    dprintf(stderr,"\nBIO_write(%p, %d)", (void *) statePtr, toWrite);

    if (statePtr->flags & TLS_TCL_CALLBACK) {
       /* don't process any bytes while verify callback is running */
       written = -1;
       *errorCodePtr = EAGAIN;
       goto output;
    }
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	 * Alternatively, we may want to handle the <0 return codes from
	 * BIO_write specially (as advised in the RSA docs).  TLS's lower level
	 * BIO functions play with the retry flags though, and this seems to
	 * work correctly.  Similar fix in TlsInputProc. - hobbs
	 */
	ERR_clear_error();
	written = BIO_write(statePtr->bio, buf, toWrite);
	dprintf(stderr,"\nBIO_write(0x%x, %d) -> [%d]",
		(unsigned int) statePtr, toWrite, written);
    }
    if (written <= 0) {
	switch ((err = SSL_get_error(statePtr->ssl, written))) {
	    case SSL_ERROR_NONE:
		if (written < 0) {
		    written = 0;
		}








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	 * Alternatively, we may want to handle the <0 return codes from
	 * BIO_write specially (as advised in the RSA docs).  TLS's lower level
	 * BIO functions play with the retry flags though, and this seems to
	 * work correctly.  Similar fix in TlsInputProc. - hobbs
	 */
	ERR_clear_error();
	written = BIO_write(statePtr->bio, buf, toWrite);
	dprintf(stderr,"\nBIO_write(%p, %d) -> [%d]",
		(void *) statePtr, toWrite, written);
    }
    if (written <= 0) {
	switch ((err = SSL_get_error(statePtr->ssl, written))) {
	    case SSL_ERROR_NONE:
		if (written < 0) {
		    written = 0;
		}
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int
Tls_WaitForConnect( statePtr, errorCodePtr)
    State *statePtr;
    int *errorCodePtr;		/* Where to store error code. */
{
    int err;

    dprintf(stderr,"\nWaitForConnect(0x%x)", (unsigned int) statePtr);

    if (statePtr->flags & TLS_TCL_HANDSHAKE_FAILED) {
        /*
         * We choose ECONNRESET over ECONNABORTED here because some server
         * side code, on the wiki for example, sets up a read handler that
         * does a read and if eof closes the channel. There is no catch/try
         * around the reads so exceptions will result in potentially many








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int
Tls_WaitForConnect( statePtr, errorCodePtr)
    State *statePtr;
    int *errorCodePtr;		/* Where to store error code. */
{
    int err;

    dprintf(stderr,"\nWaitForConnect(%p)", (void *) statePtr);

    if (statePtr->flags & TLS_TCL_HANDSHAKE_FAILED) {
        /*
         * We choose ECONNRESET over ECONNABORTED here because some server
         * side code, on the wiki for example, sets up a read handler that
         * does a read and if eof closes the channel. There is no catch/try
         * around the reads so exceptions will result in potentially many
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