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Decoding of alert messages

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This commit is contained in:
Max Lapan
2022-11-26 16:32:08 +01:00
parent 7d3a39be65
commit 2609e982a8
1 changed files with 15 additions and 11 deletions
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26
lib/subghz/protocols/pocsag.c
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@@ -27,6 +27,13 @@ static const SubGhzBlockConst pocsag_const = {
#define POCSAG_FUNC_ALERT2 2
#define POCSAG_FUNC_ALPHANUM 3
static const char* func_msg[] = {
"num: ",
"alert",
"alert: ",
"msg: ",
};
static const char* bcd_chars = "*U -)(";
struct SubGhzProtocolDecoderPocsag {
@@ -143,20 +150,13 @@ static void decode_message_numeric(SubGhzProtocolDecoderPocsag* instance, uint32
// might follow or false if end of message reached.
static bool pocsag_decode_message_word(SubGhzProtocolDecoderPocsag* instance, uint32_t data) {
switch (instance->func) {
case POCSAG_FUNC_ALERT2:
case POCSAG_FUNC_ALPHANUM:
return decode_message_alphanumeric(instance, data);
case POCSAG_FUNC_NUM:
decode_message_numeric(instance, data);
return true;
case POCSAG_FUNC_ALERT1:
FURI_LOG_I(TAG, "Alert1");
return true;
case POCSAG_FUNC_ALERT2:
FURI_LOG_I(TAG, "Alert2");
return true;
}
return false;
}
@@ -167,11 +167,15 @@ static void pocsag_message_done(SubGhzProtocolDecoderPocsag* instance) {
// append the message to the long-term storage string
furi_string_cat_printf(
instance->done_msg,
"RIC: %" PRIu32 ", msg: %s\r\n",
instance->ric,
furi_string_get_cstr(instance->msg)
"RIC: %" PRIu32 ", ",
instance->ric
);
furi_string_cat_str(instance->done_msg, func_msg[instance->func]);
if (instance->func != POCSAG_FUNC_ALERT1)
furi_string_cat(instance->done_msg, instance->msg);
furi_string_cat_str(instance->done_msg, "\r\n");
// reset the state
instance->char_bits = 0;
instance->char_data = 0;