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-rw-r--r--win/tclWinSerial.c853
1 files changed, 429 insertions, 424 deletions
diff --git a/win/tclWinSerial.c b/win/tclWinSerial.c
index 0d363a5..4041a89 100644
--- a/win/tclWinSerial.c
+++ b/win/tclWinSerial.c
@@ -11,7 +11,7 @@
*
* Serial functionality implemented by Rolf.Schroedter@dlr.de
*
- * RCS: @(#) $Id: tclWinSerial.c,v 1.25.2.2 2005/01/27 22:53:38 andreas_kupries Exp $
+ * RCS: @(#) $Id: tclWinSerial.c,v 1.25.2.3 2005/10/05 06:33:52 hobbs Exp $
*/
#include "tclWinInt.h"
@@ -1579,10 +1579,10 @@ SerialModemStatusStr(status, dsPtr)
*/
static int
SerialSetOptionProc(instanceData, interp, optionName, value)
- ClientData instanceData; /* File state. */
- Tcl_Interp *interp; /* For error reporting - can be NULL. */
- CONST char *optionName; /* Which option to set? */
- CONST char *value; /* New value for option. */
+ ClientData instanceData; /* File state. */
+ Tcl_Interp *interp; /* For error reporting - can be NULL. */
+ CONST char *optionName; /* Which option to set? */
+ CONST char *value; /* New value for option. */
{
SerialInfo *infoPtr;
DCB dcb;
@@ -1592,310 +1592,315 @@ SerialSetOptionProc(instanceData, interp, optionName, value)
CONST TCHAR *native;
int argc;
CONST char **argv;
-
+
infoPtr = (SerialInfo *) instanceData;
-
- /*
- * Parse options
- */
+
+ /*
+ * Parse options
+ */
len = strlen(optionName);
vlen = strlen(value);
- /*
- * Option -mode baud,parity,databits,stopbits
- */
+ /*
+ * Option -mode baud,parity,databits,stopbits
+ */
if ((len > 2) && (strncmp(optionName, "-mode", len) == 0)) {
-
- if (! GetCommState(infoPtr->handle, &dcb)) {
- if (interp) {
- Tcl_AppendResult(interp,
- "can't get comm state", (char *) NULL);
- }
- return TCL_ERROR;
- }
- native = Tcl_WinUtfToTChar(value, -1, &ds);
- result = (*tclWinProcs->buildCommDCBProc)(native, &dcb);
- Tcl_DStringFree(&ds);
-
- if (result == FALSE) {
- if (interp) {
- Tcl_AppendResult(interp,
- "bad value for -mode: should be baud,parity,data,stop",
- (char *) NULL);
- }
- return TCL_ERROR;
- }
+ if (! GetCommState(infoPtr->handle, &dcb)) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "can't get comm state", (char *) NULL);
+ }
+ return TCL_ERROR;
+ }
+ native = Tcl_WinUtfToTChar(value, -1, &ds);
+ result = (*tclWinProcs->buildCommDCBProc)(native, &dcb);
+ Tcl_DStringFree(&ds);
+
+ if (result == FALSE) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "bad value for -mode: should be baud,parity,data,stop",
+ (char *) NULL);
+ }
+ return TCL_ERROR;
+ }
- /* Default settings for serial communications */
- dcb.fBinary = TRUE;
- dcb.fErrorChar = FALSE;
- dcb.fNull = FALSE;
- dcb.fAbortOnError = FALSE;
+ /* Default settings for serial communications */
+ dcb.fBinary = TRUE;
+ dcb.fErrorChar = FALSE;
+ dcb.fNull = FALSE;
+ dcb.fAbortOnError = FALSE;
- if (! SetCommState(infoPtr->handle, &dcb) ) {
- if (interp) {
- Tcl_AppendResult(interp,
- "can't set comm state", (char *) NULL);
- }
- return TCL_ERROR;
- }
- return TCL_OK;
+ if (! SetCommState(infoPtr->handle, &dcb) ) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "can't set comm state", (char *) NULL);
+ }
+ return TCL_ERROR;
+ }
+ return TCL_OK;
}
-
- /*
- * Option -handshake none|xonxoff|rtscts|dtrdsr
- */
+
+ /*
+ * Option -handshake none|xonxoff|rtscts|dtrdsr
+ */
if ((len > 1) && (strncmp(optionName, "-handshake", len) == 0)) {
-
- if (! GetCommState(infoPtr->handle, &dcb)) {
- if (interp) {
- Tcl_AppendResult(interp,
- "can't get comm state", (char *) NULL);
- }
- return TCL_ERROR;
- }
- /*
- * Reset all handshake options
- * DTR and RTS are ON by default
- */
- dcb.fOutX = dcb.fInX = FALSE;
- dcb.fOutxCtsFlow = dcb.fOutxDsrFlow = dcb.fDsrSensitivity = FALSE;
- dcb.fDtrControl = DTR_CONTROL_ENABLE;
- dcb.fRtsControl = RTS_CONTROL_ENABLE;
- dcb.fTXContinueOnXoff = FALSE;
+ if (! GetCommState(infoPtr->handle, &dcb)) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "can't get comm state", (char *) NULL);
+ }
+ return TCL_ERROR;
+ }
+ /*
+ * Reset all handshake options
+ * DTR and RTS are ON by default
+ */
+ dcb.fOutX = dcb.fInX = FALSE;
+ dcb.fOutxCtsFlow = dcb.fOutxDsrFlow = dcb.fDsrSensitivity = FALSE;
+ dcb.fDtrControl = DTR_CONTROL_ENABLE;
+ dcb.fRtsControl = RTS_CONTROL_ENABLE;
+ dcb.fTXContinueOnXoff = FALSE;
- /*
- * Adjust the handshake limits.
- * Yes, the XonXoff limits seem to influence even hardware handshake
- */
- dcb.XonLim = (WORD) (infoPtr->sysBufRead*1/2);
- dcb.XoffLim = (WORD) (infoPtr->sysBufRead*1/4);
-
- if (strnicmp(value, "NONE", vlen) == 0) {
- /* leave all handshake options disabled */
- } else if (strnicmp(value, "XONXOFF", vlen) == 0) {
- dcb.fOutX = dcb.fInX = TRUE;
- } else if (strnicmp(value, "RTSCTS", vlen) == 0) {
- dcb.fOutxCtsFlow = TRUE;
- dcb.fRtsControl = RTS_CONTROL_HANDSHAKE;
- } else if (strnicmp(value, "DTRDSR", vlen) == 0) {
- dcb.fOutxDsrFlow = TRUE;
- dcb.fDtrControl = DTR_CONTROL_HANDSHAKE;
- } else {
- if (interp) {
- Tcl_AppendResult(interp, "bad value for -handshake: ",
- "must be one of xonxoff, rtscts, dtrdsr or none",
- (char *) NULL);
- return TCL_ERROR;
- }
- }
-
- if (! SetCommState(infoPtr->handle, &dcb)) {
- if (interp) {
- Tcl_AppendResult(interp,
- "can't set comm state", (char *) NULL);
- }
- return TCL_ERROR;
- }
- return TCL_OK;
+ /*
+ * Adjust the handshake limits.
+ * Yes, the XonXoff limits seem to influence even hardware handshake
+ */
+ dcb.XonLim = (WORD) (infoPtr->sysBufRead*1/2);
+ dcb.XoffLim = (WORD) (infoPtr->sysBufRead*1/4);
+
+ if (strnicmp(value, "NONE", vlen) == 0) {
+ /* leave all handshake options disabled */
+ } else if (strnicmp(value, "XONXOFF", vlen) == 0) {
+ dcb.fOutX = dcb.fInX = TRUE;
+ } else if (strnicmp(value, "RTSCTS", vlen) == 0) {
+ dcb.fOutxCtsFlow = TRUE;
+ dcb.fRtsControl = RTS_CONTROL_HANDSHAKE;
+ } else if (strnicmp(value, "DTRDSR", vlen) == 0) {
+ dcb.fOutxDsrFlow = TRUE;
+ dcb.fDtrControl = DTR_CONTROL_HANDSHAKE;
+ } else {
+ if (interp) {
+ Tcl_AppendResult(interp, "bad value for -handshake: ",
+ "must be one of xonxoff, rtscts, dtrdsr or none",
+ (char *) NULL);
+ return TCL_ERROR;
+ }
+ }
+
+ if (! SetCommState(infoPtr->handle, &dcb)) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "can't set comm state", (char *) NULL);
+ }
+ return TCL_ERROR;
+ }
+ return TCL_OK;
}
-
- /*
- * Option -xchar {\x11 \x13}
- */
+
+ /*
+ * Option -xchar {\x11 \x13}
+ */
if ((len > 1) && (strncmp(optionName, "-xchar", len) == 0)) {
-
- if (! GetCommState(infoPtr->handle, &dcb)) {
- if (interp) {
- Tcl_AppendResult(interp,
- "can't get comm state", (char *) NULL);
- }
- return TCL_ERROR;
- }
-
- if (Tcl_SplitList(interp, value, &argc, &argv) == TCL_ERROR) {
- return TCL_ERROR;
- }
- if (argc == 2) {
- dcb.XonChar = argv[0][0];
- dcb.XoffChar = argv[1][0];
- } else {
- if (interp) {
- Tcl_AppendResult(interp,
- "bad value for -xchar: should be a list of two elements",
- (char *) NULL);
- }
- return TCL_ERROR;
- }
-
- if (! SetCommState(infoPtr->handle, &dcb)) {
- if (interp) {
- Tcl_AppendResult(interp,
- "can't set comm state", (char *) NULL);
- }
- return TCL_ERROR;
- }
- return TCL_OK;
+ if (! GetCommState(infoPtr->handle, &dcb)) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "can't get comm state", (char *) NULL);
+ }
+ return TCL_ERROR;
+ }
+
+ if (Tcl_SplitList(interp, value, &argc, &argv) == TCL_ERROR) {
+ return TCL_ERROR;
+ }
+ if (argc == 2) {
+ dcb.XonChar = argv[0][0];
+ dcb.XoffChar = argv[1][0];
+ ckfree((char *) argv);
+ } else {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "bad value for -xchar: should be a list of two elements",
+ (char *) NULL);
+ }
+ ckfree((char *) argv);
+ return TCL_ERROR;
+ }
+
+ if (! SetCommState(infoPtr->handle, &dcb)) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "can't set comm state", (char *) NULL);
+ }
+ return TCL_ERROR;
+ }
+ return TCL_OK;
}
-
- /*
- * Option -ttycontrol {DTR 1 RTS 0 BREAK 0}
- */
+
+ /*
+ * Option -ttycontrol {DTR 1 RTS 0 BREAK 0}
+ */
if ((len > 4) && (strncmp(optionName, "-ttycontrol", len) == 0)) {
-
- if (Tcl_SplitList(interp, value, &argc, &argv) == TCL_ERROR) {
- return TCL_ERROR;
- }
- if ((argc % 2) == 1) {
- if (interp) {
- Tcl_AppendResult(interp,
- "bad value for -ttycontrol: should be a list of signal,value pairs",
- (char *) NULL);
- }
- return TCL_ERROR;
- }
- while (argc > 1) {
- if (Tcl_GetBoolean(interp, argv[1], &flag) == TCL_ERROR) {
- return TCL_ERROR;
- }
- if (strnicmp(argv[0], "DTR", strlen(argv[0])) == 0) {
- if (! EscapeCommFunction(infoPtr->handle, flag ?
- (DWORD) SETDTR : (DWORD) CLRDTR)) {
- if (interp) {
- Tcl_AppendResult(interp,
- "can't set DTR signal", (char *) NULL);
- }
- return TCL_ERROR;
- }
- } else if (strnicmp(argv[0], "RTS", strlen(argv[0])) == 0) {
- if (! EscapeCommFunction(infoPtr->handle, flag ?
- (DWORD) SETRTS : (DWORD) CLRRTS)) {
- if (interp) {
- Tcl_AppendResult(interp,
- "can't set RTS signal", (char *) NULL);
- }
- return TCL_ERROR;
- }
- } else if (strnicmp(argv[0], "BREAK", strlen(argv[0])) == 0) {
- if (! EscapeCommFunction(infoPtr->handle, flag ?
- (DWORD) SETBREAK : (DWORD) CLRBREAK)) {
- if (interp) {
- Tcl_AppendResult(interp,
- "can't set BREAK signal", (char *) NULL);
- }
- return TCL_ERROR;
- }
- } else {
- if (interp) {
- Tcl_AppendResult(interp,
- "bad signal for -ttycontrol: must be DTR, RTS or BREAK",
- (char *) NULL);
- }
- return TCL_ERROR;
- }
- argc -= 2, argv += 2;
- } /* while (argc > 1) */
-
- return TCL_OK;
+ int i, result = TCL_OK;
+
+ if (Tcl_SplitList(interp, value, &argc, &argv) == TCL_ERROR) {
+ return TCL_ERROR;
+ }
+ if ((argc % 2) == 1) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "bad value for -ttycontrol: should be a list of signal,value pairs",
+ (char *) NULL);
+ }
+ ckfree((char *) argv);
+ return TCL_ERROR;
+ }
+ for (i = 0; i < argc - 1; i += 2) {
+ if (Tcl_GetBoolean(interp, argv[i+1], &flag) == TCL_ERROR) {
+ result = TCL_ERROR;
+ break;
+ }
+ if (strnicmp(argv[i], "DTR", strlen(argv[i])) == 0) {
+ if (!EscapeCommFunction(infoPtr->handle, flag ?
+ (DWORD) SETDTR : (DWORD) CLRDTR)) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "can't set DTR signal", (char *) NULL);
+ }
+ result = TCL_ERROR;
+ break;
+ }
+ } else if (strnicmp(argv[i], "RTS", strlen(argv[i])) == 0) {
+ if (!EscapeCommFunction(infoPtr->handle, flag ?
+ (DWORD) SETRTS : (DWORD) CLRRTS)) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "can't set RTS signal", (char *) NULL);
+ }
+ result = TCL_ERROR;
+ break;
+ }
+ } else if (strnicmp(argv[i], "BREAK", strlen(argv[i])) == 0) {
+ if (!EscapeCommFunction(infoPtr->handle, flag ?
+ (DWORD) SETBREAK : (DWORD) CLRBREAK)) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "can't set BREAK signal", (char *) NULL);
+ }
+ result = TCL_ERROR;
+ break;
+ }
+ } else {
+ if (interp) {
+ Tcl_AppendResult(interp, "bad signal for -ttycontrol: ",
+ "must be DTR, RTS or BREAK", (char *) NULL);
+ }
+ result = TCL_ERROR;
+ break;
+ }
+ }
+
+ ckfree((char *) argv);
+ return result;
}
-
- /*
- * Option -sysbuffer {read_size write_size}
- * Option -sysbuffer read_size
- */
+
+ /*
+ * Option -sysbuffer {read_size write_size}
+ * Option -sysbuffer read_size
+ */
if ((len > 1) && (strncmp(optionName, "-sysbuffer", len) == 0)) {
-
- /*
- * -sysbuffer 4096 or -sysbuffer {64536 4096}
- */
- size_t inSize = (size_t) -1, outSize = (size_t) -1;
-
- if (Tcl_SplitList(interp, value, &argc, &argv) == TCL_ERROR) {
- return TCL_ERROR;
- }
- if (argc == 1) {
- inSize = atoi(argv[0]);
- outSize = infoPtr->sysBufWrite;
- } else if (argc == 2) {
- inSize = atoi(argv[0]);
- outSize = atoi(argv[1]);
- }
- if ( (inSize <= 0) || (outSize <= 0) ) {
- if (interp) {
- Tcl_AppendResult(interp,
- "bad value for -sysbuffer: should be a list of one or two integers > 0",
- (char *) NULL);
- }
- return TCL_ERROR;
- }
- if (! SetupComm(infoPtr->handle, inSize, outSize)) {
- if (interp) {
- Tcl_AppendResult(interp,
- "can't setup comm buffers", (char *) NULL);
- }
- return TCL_ERROR;
- }
- infoPtr->sysBufRead = inSize;
- infoPtr->sysBufWrite = outSize;
-
- /*
- * Adjust the handshake limits.
- * Yes, the XonXoff limits seem to influence even hardware handshake
- */
- if (! GetCommState(infoPtr->handle, &dcb)) {
- if (interp) {
- Tcl_AppendResult(interp,
- "can't get comm state", (char *) NULL);
- }
- return TCL_ERROR;
- }
- dcb.XonLim = (WORD) (infoPtr->sysBufRead*1/2);
- dcb.XoffLim = (WORD) (infoPtr->sysBufRead*1/4);
- if (! SetCommState(infoPtr->handle, &dcb)) {
- if (interp) {
- Tcl_AppendResult(interp,
- "can't set comm state", (char *) NULL);
- }
- return TCL_ERROR;
- }
- return TCL_OK;
+ /*
+ * -sysbuffer 4096 or -sysbuffer {64536 4096}
+ */
+ size_t inSize = (size_t) -1, outSize = (size_t) -1;
+
+ if (Tcl_SplitList(interp, value, &argc, &argv) == TCL_ERROR) {
+ return TCL_ERROR;
+ }
+ if (argc == 1) {
+ inSize = atoi(argv[0]);
+ outSize = infoPtr->sysBufWrite;
+ } else if (argc == 2) {
+ inSize = atoi(argv[0]);
+ outSize = atoi(argv[1]);
+ }
+ ckfree((char *) argv);
+ if ((inSize <= 0) || (outSize <= 0)) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "bad value for -sysbuffer: should be a list of one or two integers > 0",
+ (char *) NULL);
+ }
+ return TCL_ERROR;
+ }
+ if (! SetupComm(infoPtr->handle, inSize, outSize)) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "can't setup comm buffers", (char *) NULL);
+ }
+ return TCL_ERROR;
+ }
+ infoPtr->sysBufRead = inSize;
+ infoPtr->sysBufWrite = outSize;
+
+ /*
+ * Adjust the handshake limits.
+ * Yes, the XonXoff limits seem to influence even hardware handshake
+ */
+ if (! GetCommState(infoPtr->handle, &dcb)) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "can't get comm state", (char *) NULL);
+ }
+ return TCL_ERROR;
+ }
+ dcb.XonLim = (WORD) (infoPtr->sysBufRead*1/2);
+ dcb.XoffLim = (WORD) (infoPtr->sysBufRead*1/4);
+ if (! SetCommState(infoPtr->handle, &dcb)) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "can't set comm state", (char *) NULL);
+ }
+ return TCL_ERROR;
+ }
+ return TCL_OK;
}
- /*
- * Option -pollinterval msec
- */
+ /*
+ * Option -pollinterval msec
+ */
if ((len > 1) && (strncmp(optionName, "-pollinterval", len) == 0)) {
-
- if ( Tcl_GetInt(interp, value, &(infoPtr->blockTime)) != TCL_OK ) {
- return TCL_ERROR;
- }
- return TCL_OK;
+
+ if ( Tcl_GetInt(interp, value, &(infoPtr->blockTime)) != TCL_OK ) {
+ return TCL_ERROR;
+ }
+ return TCL_OK;
}
-
- /*
- * Option -timeout msec
- */
+
+ /*
+ * Option -timeout msec
+ */
if ((len > 2) && (strncmp(optionName, "-timeout", len) == 0)) {
- int msec;
- COMMTIMEOUTS tout = {0,0,0,0,0};
-
- if ( Tcl_GetInt(interp, value, &msec) != TCL_OK ) {
- return TCL_ERROR;
- }
- tout.ReadTotalTimeoutConstant = msec;
- if (! SetCommTimeouts(infoPtr->handle, &tout)) {
- if (interp) {
- Tcl_AppendResult(interp,
- "can't set comm timeouts", (char *) NULL);
- }
- return TCL_ERROR;
- }
+ int msec;
+ COMMTIMEOUTS tout = {0,0,0,0,0};
- return TCL_OK;
+ if ( Tcl_GetInt(interp, value, &msec) != TCL_OK ) {
+ return TCL_ERROR;
+ }
+ tout.ReadTotalTimeoutConstant = msec;
+ if (! SetCommTimeouts(infoPtr->handle, &tout)) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "can't set comm timeouts", (char *) NULL);
+ }
+ return TCL_ERROR;
+ }
+
+ return TCL_OK;
}
-
+
return Tcl_BadChannelOption(interp, optionName,
- "mode handshake pollinterval sysbuffer timeout ttycontrol xchar");
+ "mode handshake pollinterval sysbuffer timeout ttycontrol xchar");
}
/*
@@ -1920,200 +1925,200 @@ SerialSetOptionProc(instanceData, interp, optionName, value)
*/
static int
SerialGetOptionProc(instanceData, interp, optionName, dsPtr)
- ClientData instanceData; /* File state. */
- Tcl_Interp *interp; /* For error reporting - can be NULL. */
- CONST char *optionName; /* Option to get. */
- Tcl_DString *dsPtr; /* Where to store value(s). */
+ ClientData instanceData; /* File state. */
+ Tcl_Interp *interp; /* For error reporting - can be NULL. */
+ CONST char *optionName; /* Option to get. */
+ Tcl_DString *dsPtr; /* Where to store value(s). */
{
SerialInfo *infoPtr;
DCB dcb;
size_t len;
int valid = 0; /* flag if valid option parsed */
-
+
infoPtr = (SerialInfo *) instanceData;
-
+
if (optionName == NULL) {
- len = 0;
+ len = 0;
} else {
- len = strlen(optionName);
+ len = strlen(optionName);
}
-
+
/*
- * get option -mode
- */
-
+ * get option -mode
+ */
+
if (len == 0) {
- Tcl_DStringAppendElement(dsPtr, "-mode");
+ Tcl_DStringAppendElement(dsPtr, "-mode");
}
if ((len == 0) ||
- ((len > 2) && (strncmp(optionName, "-mode", len) == 0))) {
-
- char parity;
- char *stop;
- char buf[2 * TCL_INTEGER_SPACE + 16];
-
- if (! GetCommState(infoPtr->handle, &dcb)) {
- if (interp) {
- Tcl_AppendResult(interp,
- "can't get comm state", (char *) NULL);
- }
- return TCL_ERROR;
- }
-
- valid = 1;
- parity = 'n';
- if (dcb.Parity <= 4) {
- parity = "noems"[dcb.Parity];
- }
- stop = (dcb.StopBits == ONESTOPBIT) ? "1" :
- (dcb.StopBits == ONE5STOPBITS) ? "1.5" : "2";
-
- wsprintfA(buf, "%d,%c,%d,%s", dcb.BaudRate, parity,
- dcb.ByteSize, stop);
- Tcl_DStringAppendElement(dsPtr, buf);
+ ((len > 2) && (strncmp(optionName, "-mode", len) == 0))) {
+
+ char parity;
+ char *stop;
+ char buf[2 * TCL_INTEGER_SPACE + 16];
+
+ if (! GetCommState(infoPtr->handle, &dcb)) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "can't get comm state", (char *) NULL);
+ }
+ return TCL_ERROR;
+ }
+
+ valid = 1;
+ parity = 'n';
+ if (dcb.Parity <= 4) {
+ parity = "noems"[dcb.Parity];
+ }
+ stop = (dcb.StopBits == ONESTOPBIT) ? "1" :
+ (dcb.StopBits == ONE5STOPBITS) ? "1.5" : "2";
+
+ wsprintfA(buf, "%d,%c,%d,%s", dcb.BaudRate, parity,
+ dcb.ByteSize, stop);
+ Tcl_DStringAppendElement(dsPtr, buf);
}
-
+
/*
- * get option -pollinterval
- */
-
+ * get option -pollinterval
+ */
+
if (len == 0) {
- Tcl_DStringAppendElement(dsPtr, "-pollinterval");
+ Tcl_DStringAppendElement(dsPtr, "-pollinterval");
}
if ((len == 0) ||
- ((len > 1) && (strncmp(optionName, "-pollinterval", len) == 0))) {
- char buf[TCL_INTEGER_SPACE + 1];
-
- valid = 1;
- wsprintfA(buf, "%d", infoPtr->blockTime);
- Tcl_DStringAppendElement(dsPtr, buf);
+ ((len > 1) && (strncmp(optionName, "-pollinterval", len) == 0))) {
+ char buf[TCL_INTEGER_SPACE + 1];
+
+ valid = 1;
+ wsprintfA(buf, "%d", infoPtr->blockTime);
+ Tcl_DStringAppendElement(dsPtr, buf);
}
-
+
/*
- * get option -sysbuffer
- */
-
+ * get option -sysbuffer
+ */
+
if (len == 0) {
- Tcl_DStringAppendElement(dsPtr, "-sysbuffer");
- Tcl_DStringStartSublist(dsPtr);
+ Tcl_DStringAppendElement(dsPtr, "-sysbuffer");
+ Tcl_DStringStartSublist(dsPtr);
}
if ((len == 0) ||
- ((len > 1) && (strncmp(optionName, "-sysbuffer", len) == 0))) {
+ ((len > 1) && (strncmp(optionName, "-sysbuffer", len) == 0))) {
- char buf[TCL_INTEGER_SPACE + 1];
- valid = 1;
+ char buf[TCL_INTEGER_SPACE + 1];
+ valid = 1;
- wsprintfA(buf, "%d", infoPtr->sysBufRead);
- Tcl_DStringAppendElement(dsPtr, buf);
- wsprintfA(buf, "%d", infoPtr->sysBufWrite);
- Tcl_DStringAppendElement(dsPtr, buf);
+ wsprintfA(buf, "%d", infoPtr->sysBufRead);
+ Tcl_DStringAppendElement(dsPtr, buf);
+ wsprintfA(buf, "%d", infoPtr->sysBufWrite);
+ Tcl_DStringAppendElement(dsPtr, buf);
}
if (len == 0) {
- Tcl_DStringEndSublist(dsPtr);
+ Tcl_DStringEndSublist(dsPtr);
}
-
+
/*
- * get option -xchar
- */
-
+ * get option -xchar
+ */
+
if (len == 0) {
- Tcl_DStringAppendElement(dsPtr, "-xchar");
- Tcl_DStringStartSublist(dsPtr);
+ Tcl_DStringAppendElement(dsPtr, "-xchar");
+ Tcl_DStringStartSublist(dsPtr);
}
if ((len == 0) ||
- ((len > 1) && (strncmp(optionName, "-xchar", len) == 0))) {
+ ((len > 1) && (strncmp(optionName, "-xchar", len) == 0))) {
- char buf[4];
- valid = 1;
+ char buf[4];
+ valid = 1;
- if (! GetCommState(infoPtr->handle, &dcb)) {
- if (interp) {
- Tcl_AppendResult(interp,
- "can't get comm state", (char *) NULL);
- }
- return TCL_ERROR;
- }
- sprintf(buf, "%c", dcb.XonChar);
- Tcl_DStringAppendElement(dsPtr, buf);
- sprintf(buf, "%c", dcb.XoffChar);
- Tcl_DStringAppendElement(dsPtr, buf);
+ if (! GetCommState(infoPtr->handle, &dcb)) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "can't get comm state", (char *) NULL);
+ }
+ return TCL_ERROR;
+ }
+ sprintf(buf, "%c", dcb.XonChar);
+ Tcl_DStringAppendElement(dsPtr, buf);
+ sprintf(buf, "%c", dcb.XoffChar);
+ Tcl_DStringAppendElement(dsPtr, buf);
}
if (len == 0) {
- Tcl_DStringEndSublist(dsPtr);
+ Tcl_DStringEndSublist(dsPtr);
}
/*
- * get option -lasterror
- * option is readonly and returned by [fconfigure chan -lasterror]
- * but not returned by unnamed [fconfigure chan]
- */
-
+ * get option -lasterror
+ * option is readonly and returned by [fconfigure chan -lasterror]
+ * but not returned by unnamed [fconfigure chan]
+ */
+
if ( (len > 1) && (strncmp(optionName, "-lasterror", len) == 0) ) {
- valid = 1;
- SerialErrorStr(infoPtr->lastError, dsPtr);
+ valid = 1;
+ SerialErrorStr(infoPtr->lastError, dsPtr);
}
-
+
/*
- * get option -queue
- * option is readonly and returned by [fconfigure chan -queue]
- */
-
+ * get option -queue
+ * option is readonly and returned by [fconfigure chan -queue]
+ */
+
if ((len > 1) && (strncmp(optionName, "-queue", len) == 0)) {
- char buf[TCL_INTEGER_SPACE + 1];
- COMSTAT cStat;
- DWORD error;
+ char buf[TCL_INTEGER_SPACE + 1];
+ COMSTAT cStat;
+ DWORD error;
int inBuffered, outBuffered, count;
- valid = 1;
+ valid = 1;
- /*
- * Query the pending data in Tcl's internal queues
- */
- inBuffered = Tcl_InputBuffered(infoPtr->channel);
+ /*
+ * Query the pending data in Tcl's internal queues
+ */
+ inBuffered = Tcl_InputBuffered(infoPtr->channel);
outBuffered = Tcl_OutputBuffered(infoPtr->channel);
- /*
- * Query the number of bytes in our output queue:
- * 1. The bytes pending in the output thread
- * 2. The bytes in the system drivers buffer
- * The writer thread should not interfere this action.
- */
- EnterCriticalSection(&infoPtr->csWrite);
- ClearCommError( infoPtr->handle, &error, &cStat );
- count = (int)cStat.cbOutQue + infoPtr->writeQueue;
- LeaveCriticalSection(&infoPtr->csWrite);
+ /*
+ * Query the number of bytes in our output queue:
+ * 1. The bytes pending in the output thread
+ * 2. The bytes in the system drivers buffer
+ * The writer thread should not interfere this action.
+ */
+ EnterCriticalSection(&infoPtr->csWrite);
+ ClearCommError( infoPtr->handle, &error, &cStat );
+ count = (int)cStat.cbOutQue + infoPtr->writeQueue;
+ LeaveCriticalSection(&infoPtr->csWrite);
- wsprintfA(buf, "%d", inBuffered + cStat.cbInQue);
- Tcl_DStringAppendElement(dsPtr, buf);
- wsprintfA(buf, "%d", outBuffered + count);
- Tcl_DStringAppendElement(dsPtr, buf);
+ wsprintfA(buf, "%d", inBuffered + cStat.cbInQue);
+ Tcl_DStringAppendElement(dsPtr, buf);
+ wsprintfA(buf, "%d", outBuffered + count);
+ Tcl_DStringAppendElement(dsPtr, buf);
}
/*
- * get option -ttystatus
- * option is readonly and returned by [fconfigure chan -ttystatus]
- * but not returned by unnamed [fconfigure chan]
- */
- if ( (len > 4) && (strncmp(optionName, "-ttystatus", len) == 0) ) {
-
- DWORD status;
-
- if (! GetCommModemStatus(infoPtr->handle, &status)) {
- if (interp) {
- Tcl_AppendResult(interp,
- "can't get tty status", (char *) NULL);
- }
- return TCL_ERROR;
- }
- valid = 1;
- SerialModemStatusStr(status, dsPtr);
+ * get option -ttystatus
+ * option is readonly and returned by [fconfigure chan -ttystatus]
+ * but not returned by unnamed [fconfigure chan]
+ */
+ if ((len > 4) && (strncmp(optionName, "-ttystatus", len) == 0)) {
+
+ DWORD status;
+
+ if (! GetCommModemStatus(infoPtr->handle, &status)) {
+ if (interp) {
+ Tcl_AppendResult(interp,
+ "can't get tty status", (char *) NULL);
+ }
+ return TCL_ERROR;
+ }
+ valid = 1;
+ SerialModemStatusStr(status, dsPtr);
}
-
+
if (valid) {
- return TCL_OK;
+ return TCL_OK;
} else {
- return Tcl_BadChannelOption(interp, optionName,
- "mode pollinterval lasterror queue sysbuffer ttystatus xchar");
+ return Tcl_BadChannelOption(interp, optionName,
+ "mode pollinterval lasterror queue sysbuffer ttystatus xchar");
}
}