78                    const unsigned char *src, size_t slen )  in mbedtls_base64_encode()  argument
84     if( slen == 0 )  in mbedtls_base64_encode()
90     n = slen / 3 + ( slen % 3 != 0 );  in mbedtls_base64_encode()
106     n = ( slen / 3 ) * 3;  in mbedtls_base64_encode()
120     if( i < slen )  in mbedtls_base64_encode()
123         C2 = ( ( i + 1 ) < slen ) ? *src++ : 0;  in mbedtls_base64_encode()
128         if( ( i + 1 ) < slen )  in mbedtls_base64_encode()
145                    const unsigned char *src, size_t slen )  in mbedtls_base64_decode()  argument
152     for( i = n = j = 0; i < slen; i++ )  in mbedtls_base64_decode()
156         while( i < slen && src[i] == ' ' )  in mbedtls_base64_decode()
163         if( i == slen )  in mbedtls_base64_decode()
166         if( ( slen - i ) >= 2 &&  in mbedtls_base64_decode()