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add "-n" option to hex and direct commands

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This commit is contained in:
John
2021-02-20 12:55:52 +01:00
parent 3e81e4afbe
commit b98558b0e3
2 changed files with 44 additions and 22 deletions
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src/ebusd/mainloop.cpp
+42 -21
View File
@@ -642,7 +642,7 @@ result_t MainLoop::decodeMessage(const string &data, bool isHttp, bool* connecte
return RESULT_OK;
}
result_t MainLoop::parseHexMaster(const vector<string>& args, size_t argPos, symbol_t srcAddress,
result_t MainLoop::parseHexMaster(const vector<string>& args, size_t argPos, symbol_t srcAddress, bool autoLength,
MasterSymbolString* master) {
ostringstream msg;
while (argPos < args.size()) {
@@ -651,22 +651,35 @@ result_t MainLoop::parseHexMaster(const vector<string>& args, size_t argPos, sym
}
msg << args[argPos++];
}
if (msg.str().size() < 4*2) { // at least ZZ, PB, SB, NN
string str = msg.str();
unsigned int length = static_cast<unsigned int>(str.size());
if (length < (autoLength ? 3 : 4)*2) { // at least ZZ, PB, SB[, NN]
return RESULT_ERR_INVALID_ARG;
}
result_t ret;
unsigned int length = parseInt(msg.str().substr(3*2, 2).c_str(), 16, 0, MAX_POS, &ret);
if (ret != RESULT_OK) {
return ret;
if (autoLength) {
length = length/2 - 3;
} else {
length = parseInt(str.substr(3*2, 2).c_str(), 16, 0, MAX_POS, &ret);
if (ret != RESULT_OK) {
return ret;
}
}
if ((4+length)*2 != msg.str().size()) {
if (((autoLength ? 3 : 4)+length)*2 != str.size()) {
return RESULT_ERR_INVALID_ARG;
}
master->push_back(srcAddress == SYN ? m_address : srcAddress);
ret = master->parseHex(msg.str());
ret = master->parseHex(str.substr(0, 3*2));
if (ret == RESULT_OK && !isValidAddress((*master)[1])) {
ret = RESULT_ERR_INVALID_ADDR;
}
if (ret != RESULT_OK) {
return ret;
}
if (autoLength) {
master->push_back(static_cast<symbol_t>(length));
}
ret = master->parseHex(str.substr(3*2));
return ret;
}
@@ -828,7 +841,7 @@ result_t MainLoop::executeRead(const vector<string>& args, const string& levels,
if (hex) {
MasterSymbolString master;
result_t ret = parseHexMaster(args, argPos, srcAddress, &master);
result_t ret = parseHexMaster(args, argPos, srcAddress, false, &master);
if (ret != RESULT_OK) {
return ret;
}
@@ -1064,7 +1077,7 @@ result_t MainLoop::executeWrite(const vector<string>& args, const string levels,
if (hex && argPos > 0) {
MasterSymbolString master;
result_t ret = parseHexMaster(args, argPos, srcAddress, &master);
result_t ret = parseHexMaster(args, argPos, srcAddress, false, &master);
if (ret != RESULT_OK) {
return ret;
}
@@ -1186,27 +1199,31 @@ result_t MainLoop::executeWrite(const vector<string>& args, const string levels,
result_t MainLoop::parseHexAndSend(const vector<string>& args, size_t& argPos, bool isDirectMode,
ostringstream* ostream) {
symbol_t srcAddress = SYN;
if (args.size() > argPos && args[argPos] == "-s") {
argPos++;
if (argPos >= args.size()) {
bool autoLength = false;
while (args.size() > argPos && args[argPos][0] == '-') {
if (args[argPos] == "-s" && argPos + 1 < args.size()) {
result_t ret;
argPos++;
symbol_t address = (symbol_t)parseInt(args[argPos].c_str(), 16, 0, 0xff, &ret);
if (ret != RESULT_OK || !isValidAddress(address, false) || !isMaster(address)) {
return RESULT_ERR_INVALID_ADDR;
}
srcAddress = address == m_address ? SYN : address;
} else if (args[argPos] == "-n") {
autoLength = true;
} else {
argPos = 0; // print usage
return RESULT_OK;
}
result_t ret;
symbol_t address = (symbol_t)parseInt(args[argPos].c_str(), 16, 0, 0xff, &ret);
if (ret != RESULT_OK || !isValidAddress(address, false) || !isMaster(address)) {
return RESULT_ERR_INVALID_ADDR;
}
srcAddress = address == m_address ? SYN : address;
argPos++;
}
if (args.size() < argPos + 1 || (args.size() > argPos && args[argPos][0] == '-')) {
if (argPos >= args.size()) {
argPos = 0; // print usage
return RESULT_OK;
}
MasterSymbolString master;
result_t ret = parseHexMaster(args, argPos, srcAddress, &master);
result_t ret = parseHexMaster(args, argPos, srcAddress, autoLength, &master);
argPos = args.size(); // mark as successfully parsed
if (ret != RESULT_OK) {
return ret;
@@ -1240,8 +1257,10 @@ result_t MainLoop::executeHex(const vector<string>& args, ostringstream* ostream
return ret;
}
*ostream << "usage: hex [-s QQ] ZZPBSBNN[DD]*\n"
" or: hex [-s QQ] -n ZZPBSB[DD]*\n"
" Send arbitrary data in hex.\n"
" -s QQ override source address QQ\n"
" -n automatically determine the number of data bytes\n"
" ZZ destination address\n"
" PB SB primary/secondary command byte\n"
" NN number of following data bytes\n"
@@ -1289,9 +1308,11 @@ result_t MainLoop::executeDirect(const vector<string>& args, ClientMode* mode, o
}
}
*ostream << "usage: [-s QQ] ZZPBSBNN[DD]*\n"
" or: [-s QQ] -n ZZPBSB[DD]*\n"
" or: stop\n"
" Send arbitrary data in hex (only if enabled) or stop direct mode.\n"
" -s QQ override source address QQ\n"
" -n automatically determine the number of data bytes\n"
" ZZ destination address\n"
" PB SB primary/secondary command byte\n"
" NN number of following data bytes\n"
@@ -1951,7 +1972,7 @@ result_t MainLoop::executeHelp(ostringstream* ostream) {
" Write by new def.: write [-s QQ] [-d ZZ] -def DEFINITION [VALUE[;VALUE]*] (if enabled)\n"
" Write hex message: write [-s QQ] [-c CIRCUIT] -h ZZPBSBNN[DD]*\n"
" auth|a Authenticate user: auth USER SECRET\n"
" hex Send hex data: hex [-s QQ] ZZPBSBNN[DD]* (if enabled)\n"
" hex Send hex data: hex [-s QQ] [-n] ZZPBSB[NN][DD]* (if enabled)\n"
" find|f Find message(s): find [-v|-V] [-r] [-w] [-p] [-a] [-d] [-h] [-i ID] [-f] [-F COL[,COL]*] [-e]"
" [-c CIRCUIT] [-l LEVEL] [NAME]\n"
" listen|l Listen for updates: listen [-v|-V] [-n|-N] [-u|-U] [stop]\n"
src/ebusd/mainloop.h
+2 -1
View File
@@ -161,10 +161,11 @@ class MainLoop : public Thread, DeviceListener {
* @param args the arguments passed to the command.
* @param argPos the index of the first argument to parse.
* @param srcAddress the source address to set, or @a SYN for the own master address.
* @param autoLength true to determine the data length automatically.
* @param master the @a MasterSymbolString to write the data to.
* @return the result from parsing the arguments.
*/
result_t parseHexMaster(const vector<string>& args, size_t argPos, symbol_t srcAddress,
result_t parseHexMaster(const vector<string>& args, size_t argPos, symbol_t srcAddress, bool autoLength,
MasterSymbolString* master);
/**