static int
TcpGetOptionProc(
ClientData instanceData, /* Socket state. */
Tcl_Interp *interp, /* For error reporting - can be NULL. */
const char *optionName, /* Name of the option to retrieve the value
* for, or NULL to get all options and their
* values. */
Tcl_DString *dsPtr) /* Where to store the computed value;
* initialized by caller. */
{
TcpState *statePtr = instanceData;
size_t len = 0;
if (optionName != NULL) {
len = strlen(optionName);
}
if ((len > 1) && (optionName[1] == 'e') &&
(strncmp(optionName, "-error", len) == 0)) {
socklen_t optlen = sizeof(int);
int err, ret;
if (statePtr->status == 0) {
ret = getsockopt(statePtr->fds.fd, SOL_SOCKET, SO_ERROR,
(char *) &err, &optlen);
if (ret < 0) {
err = errno;
}
} else {
err = statePtr->status;
statePtr->status = 0;
}
if (err != 0) {
Tcl_DStringAppend(dsPtr, Tcl_ErrnoMsg(err), -1);
}
return TCL_OK;
}
if ((len == 0) || ((len > 1) && (optionName[1] == 'p') &&
(strncmp(optionName, "-peername", len) == 0))) {
address peername;
socklen_t size = sizeof(peername);
if (getpeername(statePtr->fds.fd, &peername.sa, &size) >= 0) {
if (len == 0) {
Tcl_DStringAppendElement(dsPtr, "-peername");
Tcl_DStringStartSublist(dsPtr);
}
TcpHostPortList(interp, dsPtr, peername, size);
if (len) {
return TCL_OK;
}
Tcl_DStringEndSublist(dsPtr);
} else {
/*
* getpeername failed - but if we were asked for all the options
* (len==0), don't flag an error at that point because it could be
* an fconfigure request on a server socket (which have no peer).
* Same must be done on win&mac.
*/
if (len) {
if (interp) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't get peername: %s",
Tcl_PosixError(interp)));
}
return TCL_ERROR;
}
}
}
if ((len == 0) || ((len > 1) && (optionName[1] == 's') &&
(strncmp(optionName, "-sockname", len) == 0))) {
TcpFdList *fds;
address sockname;
socklen_t size;
int found = 0;
if (len == 0) {
Tcl_DStringAppendElement(dsPtr, "-sockname");
Tcl_DStringStartSublist(dsPtr);
}
for (fds = &statePtr->fds; fds != NULL; fds = fds->next) {
size = sizeof(sockname);
if (getsockname(fds->fd, &(sockname.sa), &size) >= 0) {
found = 1;
TcpHostPortList(interp, dsPtr, sockname, size);
}
}
if (found) {
if (len) {
return TCL_OK;
}
Tcl_DStringEndSublist(dsPtr);
} else {
if (interp) {
Tcl_SetObjResult(interp, Tcl_ObjPrintf(
"can't get sockname: %s", Tcl_PosixError(interp)));
}
return TCL_ERROR;
}
}
if (len > 0) {
return Tcl_BadChannelOption(interp, optionName, "peername sockname");
}
return TCL_OK;
}
/*
** This routine implements the Sizer() function for <INPUT>,
** <SELECT> and <TEXTAREA> markup.
**
** A side effect of sizing these markups is that widgets are
** created to represent the corresponding input controls.
**
** The function normally returns 0. But if it is dealing with
** a <SELECT> or <TEXTAREA> that is incomplete, 1 is returned.
** In that case, the sizer will be called again at some point in
** the future when more information is available.
*/
int HtmlControlSize(HtmlWidget *htmlPtr, HtmlElement *pElem){
char *zWin; /* Name of child widget that implements this input */
int incomplete = 0; /* True if data is incomplete */
Tcl_DString cmd; /* The complete -formcommand callback */
if( pElem->input.sized ) return 0;
pElem->input.type = InputType(pElem);
switch( pElem->input.type ){
case INPUT_TYPE_Checkbox:
case INPUT_TYPE_Hidden:
case INPUT_TYPE_Image:
case INPUT_TYPE_Radio:
case INPUT_TYPE_Reset:
case INPUT_TYPE_Submit:
case INPUT_TYPE_Text:
case INPUT_TYPE_Password:
case INPUT_TYPE_File: {
int result;
char zToken[50];
if( pElem->input.pForm==0 || htmlPtr->zFormCommand==0
|| htmlPtr->zFormCommand[0]==0 ){
EmptyInput(pElem);
break;
}
Tcl_DStringInit(&cmd);
Tcl_DStringAppend(&cmd, htmlPtr->zFormCommand, -1);
sprintf(zToken," %d input ",pElem->input.pForm->form.id);
Tcl_DStringAppend(&cmd, zToken, -1);
pElem->input.cnt = ++htmlPtr->nInput;
zWin = MakeWindowName(htmlPtr, pElem);
Tcl_DStringAppend(&cmd, zWin, -1);
Tcl_DStringStartSublist(&cmd);
HtmlAppendArglist(&cmd, pElem);
Tcl_DStringEndSublist(&cmd);
HtmlLock(htmlPtr);
result = Tcl_GlobalEval(htmlPtr->interp, Tcl_DStringValue(&cmd));
Tcl_DStringFree(&cmd);
if( !HtmlUnlock(htmlPtr) ){
SizeAndLink(htmlPtr, zWin, pElem);
}
HtmlFree(zWin);
break;
}
case INPUT_TYPE_Select: {
int result;
char zToken[50];
if( pElem->input.pForm==0 || htmlPtr->zFormCommand==0
|| htmlPtr->zFormCommand[0]==0 ){
EmptyInput(pElem);
break;
}
Tcl_DStringInit(&cmd);
Tcl_DStringAppend(&cmd, htmlPtr->zFormCommand, -1);
sprintf(zToken," %d select ",pElem->input.pForm->form.id);
Tcl_DStringAppend(&cmd, zToken, -1);
pElem->input.cnt = ++htmlPtr->nInput;
zWin = MakeWindowName(htmlPtr, pElem);
Tcl_DStringAppend(&cmd, zWin, -1);
Tcl_DStringStartSublist(&cmd);
HtmlAppendArglist(&cmd, pElem);
Tcl_DStringEndSublist(&cmd);
Tcl_DStringStartSublist(&cmd);
AddSelectOptions(&cmd, pElem, pElem->input.pEnd);
Tcl_DStringEndSublist(&cmd);
HtmlLock(htmlPtr);
result = Tcl_GlobalEval(htmlPtr->interp, Tcl_DStringValue(&cmd));
Tcl_DStringFree(&cmd);
if( !HtmlUnlock(htmlPtr) ){
SizeAndLink(htmlPtr, zWin, pElem);
}
HtmlFree(zWin);
break;
}
case INPUT_TYPE_TextArea: {
int result;
char zToken[50];
if( pElem->input.pForm==0 || htmlPtr->zFormCommand==0
|| htmlPtr->zFormCommand[0]==0 ){
EmptyInput(pElem);
break;
}
Tcl_DStringInit(&cmd);
Tcl_DStringAppend(&cmd, htmlPtr->zFormCommand, -1);
sprintf(zToken," %d textarea ",pElem->input.pForm->form.id);
Tcl_DStringAppend(&cmd, zToken, -1);
pElem->input.cnt = ++htmlPtr->nInput;
zWin = MakeWindowName(htmlPtr, pElem);
Tcl_DStringAppend(&cmd, zWin, -1);
Tcl_DStringStartSublist(&cmd);
HtmlAppendArglist(&cmd, pElem);
Tcl_DStringEndSublist(&cmd);
Tcl_DStringStartSublist(&cmd);
HtmlAppendText(&cmd, pElem, pElem->input.pEnd);
Tcl_DStringEndSublist(&cmd);
HtmlLock(htmlPtr);
result = Tcl_GlobalEval(htmlPtr->interp, Tcl_DStringValue(&cmd));
Tcl_DStringFree(&cmd);
if( !HtmlUnlock(htmlPtr) ){
SizeAndLink(htmlPtr, zWin, pElem);
}
HtmlFree(zWin);
break;
}
case INPUT_TYPE_Applet: {
int result;
if( htmlPtr->zAppletCommand==0 || htmlPtr->zAppletCommand[0]==0 ){
EmptyInput(pElem);
break;
}
Tcl_DStringInit(&cmd);
Tcl_DStringAppend(&cmd, htmlPtr->zAppletCommand, -1);
Tcl_DStringAppend(&cmd, " ", 1);
pElem->input.cnt = ++htmlPtr->nInput;
zWin = MakeWindowName(htmlPtr, pElem);
Tcl_DStringAppend(&cmd, zWin, -1);
Tcl_DStringStartSublist(&cmd);
HtmlAppendArglist(&cmd, pElem);
Tcl_DStringEndSublist(&cmd);
HtmlLock(htmlPtr);
result = Tcl_GlobalEval(htmlPtr->interp, Tcl_DStringValue(&cmd));
Tcl_DStringFree(&cmd);
if( !HtmlUnlock(htmlPtr) ){
SizeAndLink(htmlPtr, zWin, pElem);
}
HtmlFree(zWin);
break;
}
default: {
CANT_HAPPEN;
pElem->base.flags &= ~HTML_Visible;
pElem->base.style.flags |= STY_Invisible;
pElem->input.tkwin = 0;
break;
}
}
return incomplete;
}
