384     size_t use_len;  in mbedtls_gcm_starts()  local
413             use_len = (iv_len < 16) ? iv_len : 16;  in mbedtls_gcm_starts()
420             mbedtls_xor(ctx->y, ctx->y, p, use_len);  in mbedtls_gcm_starts()
428             iv_len -= use_len;  in mbedtls_gcm_starts()
429             p += use_len;  in mbedtls_gcm_starts()
471     size_t use_len, offset;  in mbedtls_gcm_update_ad()  local
490         use_len = 16 - offset;  in mbedtls_gcm_update_ad()
491         if (use_len > add_len) {  in mbedtls_gcm_update_ad()
492             use_len = add_len;  in mbedtls_gcm_update_ad()
495         mbedtls_xor(ctx->buf + offset, ctx->buf + offset, p, use_len);  in mbedtls_gcm_update_ad()
497         if (offset + use_len == 16) {  in mbedtls_gcm_update_ad()
501         ctx->add_len += use_len;  in mbedtls_gcm_update_ad()
502         add_len -= use_len;  in mbedtls_gcm_update_ad()
503         p += use_len;  in mbedtls_gcm_update_ad()
536                     size_t offset, size_t use_len,  in gcm_mask()  argument
554         mbedtls_xor(ctx->buf + offset, ctx->buf + offset, input, use_len);  in gcm_mask()
556     mbedtls_xor(output, ectr + offset, input, use_len);  in gcm_mask()
558         mbedtls_xor(ctx->buf + offset, ctx->buf + offset, output, use_len);  in gcm_mask()
605         size_t use_len = 16 - offset;  in mbedtls_gcm_update()  local
606         if (use_len > input_length) {  in mbedtls_gcm_update()
607             use_len = input_length;  in mbedtls_gcm_update()
610         if ((ret = gcm_mask(ctx, ectr, offset, use_len, p, out_p)) != 0) {  in mbedtls_gcm_update()
614         if (offset + use_len == 16) {  in mbedtls_gcm_update()
618         ctx->len += use_len;  in mbedtls_gcm_update()
619         input_length -= use_len;  in mbedtls_gcm_update()
620         p += use_len;  in mbedtls_gcm_update()
621         out_p += use_len;  in mbedtls_gcm_update()