mount/flipperzero-firmware
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[FL-1437] Replace stringstream with sscanf (#540)

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Do this to save space. Stringstream is very heavy.
This commit is contained in:
Albert Kharisov 2021-06-25 15:25:03 +03:00 committed by GitHub
parent 158c859bdc
commit 5e08674663
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 6 additions and 5 deletions
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11
applications/irda/cli/irda-cli.cpp
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@ -54,7 +54,7 @@ static void irda_cli_start_ir_rx(Cli* cli, string_t args, void* context) {
}
static void irda_cli_print_usage(void) {
printf("Usage:\r\n\tir_tx <protocol> <command> <address>\r\n");
printf("Usage:\r\n\tir_tx <protocol> <address> <command>\r\n");
printf("\t<command> and <address> are hex-formatted\r\n");
printf("\tAvailable protocols:");
for(int i = 0; irda_is_protocol_valid((IrdaProtocol)i); ++i) {
@ -68,18 +68,19 @@ static void irda_cli_start_ir_tx(Cli* cli, string_t args, void* context) {
printf("IRDA is busy. Exit.");
return;
}
auto ss = std::istringstream(string_get_cstr(args));
uint32_t command = 0;
uint32_t address = 0;
std::string protocol_name;
char protocol_name[32];
int parsed = sscanf(string_get_cstr(args), "%31s %lX %lX", protocol_name, &address, &command);
if(!(ss >> protocol_name) || !(ss >> std::hex >> address) || !(ss >> std::hex >> command)) {
if(parsed != 3) {
printf("Wrong arguments.\r\n");
irda_cli_print_usage();
return;
}
IrdaProtocol protocol = irda_get_protocol_by_name(protocol_name.c_str());
IrdaProtocol protocol = irda_get_protocol_by_name(protocol_name);
if(!irda_is_protocol_valid(protocol)) {
printf("Unknown protocol.\r\n");