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Refactor Gui Save Settings to unlimited (heap) parameter size

This commit is contained in:
Theo Arends 2021-05-04 16:35:21 +02:00
parent 54a856f2c8
commit 1bb0975d89
1 changed files with 17 additions and 7 deletions
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24
tasmota/xdrv_01_webserver.ino
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@ -421,6 +421,7 @@ static void WebGetArg(const char* arg, char* out, size_t max)
}
String AddWebCommand(const char* command, const char* arg, const char* dflt) {
/*
// OK but fixed max argument
char param[200]; // Allow parameter with lenght up to 199 characters
WebGetArg(arg, param, sizeof(param));
@ -428,7 +429,7 @@ String AddWebCommand(const char* command, const char* arg, const char* dflt) {
char cmnd[232];
snprintf_P(cmnd, sizeof(cmnd), PSTR(";%s %s"), command, (0 == len) ? dflt : (StrCaseStr_P(command, PSTR("Password")) && (len < 5)) ? "" : param);
return String(cmnd);
*/
/*
// Any argument size (within stack space) +48 bytes
String param = Webserver->arg((const __FlashStringHelper *)arg);
@ -438,21 +439,30 @@ String AddWebCommand(const char* command, const char* arg, const char* dflt) {
snprintf_P(cmnd, sizeof(cmnd), PSTR(";%s %s"), command, (0 == len) ? dflt : (StrCaseStr_P(command, PSTR("Password")) && (len < 5)) ? "" : param.c_str());
return String(cmnd);
*/
/*
// Exception (3) +24 bytes
// Any argument size (within heap space) +24 bytes
// Exception (3) if not first moved from flash to stack
// Exception (3) if not using __FlashStringHelper
// Exception (3) if not FPSTR()
// char rcommand[strlen_P(command) +1];
// snprintf_P(rcommand, sizeof(rcommand), command);
// char rdflt[strlen_P(dflt) +1];
// snprintf_P(rdflt, sizeof(rdflt), dflt);
String result = F(";");
result += command;
// result += rcommand;
// result += (const __FlashStringHelper *)command;
result += FPSTR(command);
result += F(" ");
String param = Webserver->arg((const __FlashStringHelper *)arg);
String param = Webserver->arg(FPSTR(arg));
uint32_t len = param.length();
if (0 == len) {
result += dflt;
// result += rdflt;
// result += (const __FlashStringHelper *)dflt;
result += FPSTR(dflt);
}
else if (!(StrCaseStr_P(command, PSTR("Password")) && (len < 5))) {
result += param;
}
return result;
*/
}
static bool WifiIsInManagerMode(){