Add logs

Author: QZHelen

app/src/main/assets/pnv.wasm

@@ -299,6 +299,7 @@ MatchCredential(cJSON *credential, cJSON *credential_store)
                     }
                     else if (cJSON_Compare(paths, disallow_carriers_paths, cJSON_True) && claim_values != NULL)
                     {   // If the carrier ID matches any value in the disallow carrier list, then we don't show this option.
+                        printf("Checking for disallowed carriers.\n");
                         cJSON *candidate_carrier_id = cJSON_GetObjectItem(candidate_claims, "android_carrier_hint");
                         cJSON *v;
                         cJSON_ArrayForEach(v, claim_values)
@@ -321,6 +322,7 @@ MatchCredential(cJSON *credential, cJSON *credential_store)
                 if (exclude_candidate_credential != 0)
                 {
                     // Skip this credential
+                    printf("Credential skipped because it was in the disallow list.\n");
                 }
                 else if (phone_number_matched == CLAIM_MATCH_YES)
                 {

matcher/pnv/dcql.c

@@ -188,6 +188,7 @@ int main()
 int openid_main()
 #endif
 {
+    printf("Telephony matcher\n");
     uint32_t credentials_size;
     GetCredentialsSize(&credentials_size);