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Simplify patty_ax25_pton() state machine

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Simplify patty_ax25_pton() state machine to remove the unnecessary
ADDR_NONE state
This commit is contained in:
XANTRONIX Development 2020-09-17 21:58:56 -05:00 • committed by XANTRONIX Industrial
parent eaa3a3a06a
commit 7041b73e0e
1 changed files with 2 additions and 13 deletions
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15
src/ax25.c
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@ -6,7 +6,6 @@
#include <patty/ax25.h>
enum addr_state {
ADDR_NONE,
ADDR_CALLSIGN,
ADDR_SSID
};
@ -21,7 +20,7 @@ int patty_ax25_pton(const char *callsign,
int ssid = 0;
enum addr_state state = ADDR_NONE;
enum addr_state state = ADDR_CALLSIGN;
if (len == 0) {
goto error_invalid_callsign;
@ -33,16 +32,6 @@ int patty_ax25_pton(const char *callsign,
uint8_t c = callsign[i];
switch (state) {
case ADDR_NONE:
if ((c >= '0' && c <= '9') || (c >= 'A' && c <= 'Z')) {
state = ADDR_CALLSIGN;
addr->callsign[o++] = (c & 0x7f) << 1;
} else {
goto error_invalid_callsign;
}
break;
case ADDR_CALLSIGN:
if (o > PATTY_AX25_CALLSIGN_LEN) {
goto error_invalid_callsign;
@ -59,7 +48,7 @@ int patty_ax25_pton(const char *callsign,
break;
case ADDR_SSID:
if (digits >= 2) {
if (digits == 2) {
goto error_invalid_callsign;
}