25 #define DEFAULT_BLK_SZ 16  macro
46 	unsigned char rand_data[DEFAULT_BLK_SZ];
47 	unsigned char last_rand_data[DEFAULT_BLK_SZ];
48 	unsigned char DT[DEFAULT_BLK_SZ];
49 	unsigned char I[DEFAULT_BLK_SZ];
50 	unsigned char V[DEFAULT_BLK_SZ];
89 	unsigned char tmp[DEFAULT_BLK_SZ];  in _get_more_prng_bytes()
96 	hexdump("Input DT: ", ctx->DT, DEFAULT_BLK_SZ);  in _get_more_prng_bytes()
97 	hexdump("Input I: ", ctx->I, DEFAULT_BLK_SZ);  in _get_more_prng_bytes()
98 	hexdump("Input V: ", ctx->V, DEFAULT_BLK_SZ);  in _get_more_prng_bytes()
111 			memcpy(tmp, ctx->DT, DEFAULT_BLK_SZ);  in _get_more_prng_bytes()
113 			hexdump("tmp stage 0: ", tmp, DEFAULT_BLK_SZ);  in _get_more_prng_bytes()
122 			xor_vectors(ctx->I, ctx->V, tmp, DEFAULT_BLK_SZ);  in _get_more_prng_bytes()
123 			hexdump("tmp stage 1: ", tmp, DEFAULT_BLK_SZ);  in _get_more_prng_bytes()
132 					DEFAULT_BLK_SZ)) {  in _get_more_prng_bytes()
146 				DEFAULT_BLK_SZ);  in _get_more_prng_bytes()
153 				DEFAULT_BLK_SZ);  in _get_more_prng_bytes()
155 			hexdump("tmp stage 2: ", tmp, DEFAULT_BLK_SZ);  in _get_more_prng_bytes()
168 	for (i = DEFAULT_BLK_SZ - 1; i >= 0; i--) {  in _get_more_prng_bytes()
177 	hexdump("Output DT: ", ctx->DT, DEFAULT_BLK_SZ);  in _get_more_prng_bytes()
178 	hexdump("Output I: ", ctx->I, DEFAULT_BLK_SZ);  in _get_more_prng_bytes()
179 	hexdump("Output V: ", ctx->V, DEFAULT_BLK_SZ);  in _get_more_prng_bytes()
180 	hexdump("New Random Data: ", ctx->rand_data, DEFAULT_BLK_SZ);  in _get_more_prng_bytes()
206 		if (nbytes < DEFAULT_BLK_SZ)  in get_prng_bytes()
208 		byte_count = DEFAULT_BLK_SZ;  in get_prng_bytes()
222 	if (ctx->rand_data_valid == DEFAULT_BLK_SZ) {  in get_prng_bytes()
233 	if (byte_count < DEFAULT_BLK_SZ) {  in get_prng_bytes()
235 		while (ctx->rand_data_valid < DEFAULT_BLK_SZ) {  in get_prng_bytes()
248 	for (; byte_count >= DEFAULT_BLK_SZ; byte_count -= DEFAULT_BLK_SZ) {  in get_prng_bytes()
249 		if (ctx->rand_data_valid == DEFAULT_BLK_SZ) {  in get_prng_bytes()
258 		memcpy(ptr, ctx->rand_data, DEFAULT_BLK_SZ);  in get_prng_bytes()
259 		ctx->rand_data_valid += DEFAULT_BLK_SZ;  in get_prng_bytes()
260 		ptr += DEFAULT_BLK_SZ;  in get_prng_bytes()
297 		memcpy(ctx->V, V, DEFAULT_BLK_SZ);  in reset_prng_context()
299 		memcpy(ctx->V, DEFAULT_V_SEED, DEFAULT_BLK_SZ);  in reset_prng_context()
302 		memcpy(ctx->DT, DT, DEFAULT_BLK_SZ);  in reset_prng_context()
304 		memset(ctx->DT, 0, DEFAULT_BLK_SZ);  in reset_prng_context()
306 	memset(ctx->rand_data, 0, DEFAULT_BLK_SZ);  in reset_prng_context()
307 	memset(ctx->last_rand_data, 0, DEFAULT_BLK_SZ);  in reset_prng_context()
309 	ctx->rand_data_valid = DEFAULT_BLK_SZ;  in reset_prng_context()
373 	const u8 *key = seed + DEFAULT_BLK_SZ;  in cprng_reset()
376 	if (slen < DEFAULT_PRNG_KSZ + DEFAULT_BLK_SZ)  in cprng_reset()
379 	if (slen >= (2 * DEFAULT_BLK_SZ + DEFAULT_PRNG_KSZ))  in cprng_reset()
402 	u8 rdata[DEFAULT_BLK_SZ];  in fips_cprng_reset()
403 	const u8 *key = seed + DEFAULT_BLK_SZ;  in fips_cprng_reset()
408 	if (slen < DEFAULT_PRNG_KSZ + DEFAULT_BLK_SZ)  in fips_cprng_reset()
421 	rc = get_prng_bytes(rdata, DEFAULT_BLK_SZ, prng, 0);  in fips_cprng_reset()
422 	prng->rand_data_valid = DEFAULT_BLK_SZ;  in fips_cprng_reset()
432 	.seedsize		= DEFAULT_PRNG_KSZ + 2 * DEFAULT_BLK_SZ,
446 	.seedsize		= DEFAULT_PRNG_KSZ + 2 * DEFAULT_BLK_SZ,