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altos: Allow negative values for pyro configuration data
[fw/altos]
/
src
/
kernel
/
ao_pyro.c
diff --git
a/src/kernel/ao_pyro.c
b/src/kernel/ao_pyro.c
index 154edad5f0f7e4436361644d52705efa941e3c0f..3044d56517aa06fceaf198fb31a4165e5d6b9370 100644
(file)
--- a/
src/kernel/ao_pyro.c
+++ b/
src/kernel/ao_pyro.c
@@
-499,13
+499,26
@@
ao_pyro_set(void)
}
pyro_tmp.flags |= ao_pyro_values[v].flag;
if (ao_pyro_values[v].offset != NO_VALUE) {
}
pyro_tmp.flags |= ao_pyro_values[v].flag;
if (ao_pyro_values[v].offset != NO_VALUE) {
+ uint8_t negative = 0;
+ ao_cmd_white();
+ if (ao_cmd_lex_c == '-') {
+ negative = 1;
+ ao_cmd_lex();
+ }
ao_cmd_decimal();
if (ao_cmd_status != ao_cmd_success)
return;
ao_cmd_decimal();
if (ao_cmd_status != ao_cmd_success)
return;
- if (ao_pyro_values[v].flag & AO_PYRO_8_BIT_VALUE)
+ if (ao_pyro_values[v].flag & AO_PYRO_8_BIT_VALUE) {
+ if (negative) {
+ ao_cmd_status = ao_cmd_syntax_error;
+ return;
+ }
*((uint8_t *) ((char *) &pyro_tmp + ao_pyro_values[v].offset)) = ao_cmd_lex_i;
*((uint8_t *) ((char *) &pyro_tmp + ao_pyro_values[v].offset)) = ao_cmd_lex_i;
- else
+ } else {
+ if (negative)
+ ao_cmd_lex_i = -ao_cmd_lex_i;
*((int16_t *) ((char *) &pyro_tmp + ao_pyro_values[v].offset)) = ao_cmd_lex_i;
*((int16_t *) ((char *) &pyro_tmp + ao_pyro_values[v].offset)) = ao_cmd_lex_i;
+ }
}
}
_ao_config_edit_start();
}
}
_ao_config_edit_start();