coding: improve readability in osmo_conv_decode_ber_punctured()
Change-Id: Iaece6d0fe42f173187baa5c87fcbe3cfc60c21fc
Related: OS#6342, OS#6200
diff --git a/src/coding/gsm0503_coding.c b/src/coding/gsm0503_coding.c
index d63140e..9272fdb 100644
--- a/src/coding/gsm0503_coding.c
+++ b/src/coding/gsm0503_coding.c
@@ -536,7 +536,7 @@
int *n_errors, int *n_bits_total,
const uint8_t *data_punc)
{
- int res, i, coded_len;
+ int res, coded_len;
ubit_t recoded[EGPRS_DATA_C_MAX];
res = osmo_conv_decode(code, input, output);
@@ -550,11 +550,15 @@
/* Count bit errors */
if (n_errors) {
*n_errors = 0;
- for (i = 0; i < coded_len; i++) {
- if (((!data_punc) || (data_punc && !data_punc[i])) &&
- !((recoded[i] && input[i] < 0) ||
- (!recoded[i] && input[i] > 0)) )
- *n_errors += 1;
+ for (unsigned int i = 0; i < coded_len; i++) {
+ /* punctured bits do not count as bit errors */
+ if (data_punc != NULL && data_punc[i])
+ continue;
+ if (recoded[i] == 1 && input[i] < 0)
+ continue;
+ if (recoded[i] == 0 && input[i] > 0)
+ continue;
+ *n_errors += 1;
}
}