pad64
if ((r = pad64(pin, &ppin)) != FIDO_OK) {
const char pad64 = '=';
target[o+3] = pad64;
target[o+2] = pad64;
target[o+3] = pad64;
const uint8_t pad64 = 64; /* is 64th in the b64 array */
(incount == 4 && in[3] == pad64 && in[2] == pad64))) { /* A B = = */
(incount == 4 && in[3] == pad64)) { /* A B C = */
const char pad64 = '=';
target[o+3] = pad64;
target[o+2] = pad64;
target[o+3] = pad64;
const uint8_t pad64 = 64; /* is 64th in the b64 array */
(incount == 4 && in[3] == pad64 && in[2] == pad64))) { /* A B = = */
(incount == 4 && in[3] == pad64)) { /* A B C = */