crypto: rename DEBUG to SELFTEST

Also we make selftest errors of type err, so that they're obvious in
dmesg.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

11 files changed, 59 insertions, 59 deletions

diff --git a/src/crypto/Kbuild.include b/src/crypto/Kbuild.include
index 0ccae77..7ac24dd 100644
--- a/src/crypto/Kbuild.include
+++ b/src/crypto/Kbuild.include
@@ -44,3 +44,4 @@ ccflags-$(CONFIG_ZINC_ARCH_ARM) += -DCONFIG_ZINC_ARCH_ARM
 ccflags-$(CONFIG_ZINC_ARCH_ARM64) += -DCONFIG_ZINC_ARCH_ARM64
 ccflags-$(CONFIG_ZINC_ARCH_MIPS) += -DCONFIG_ZINC_ARCH_MIPS
 ccflags-$(CONFIG_ZINC_ARCH_MIPS64) += -DCONFIG_ZINC_ARCH_MIPS64
+ccflags-$(CONFIG_WIREGUARD_DEBUG) += -DCONFIG_ZINC_SELFTEST
diff --git a/src/crypto/zinc/blake2s/blake2s.c b/src/crypto/zinc/blake2s/blake2s.c
index 5ce74c1..bd7146b 100644
--- a/src/crypto/zinc/blake2s/blake2s.c
+++ b/src/crypto/zinc/blake2s/blake2s.c
@@ -86,7 +86,7 @@ void blake2s_init(struct blake2s_state *state, const size_t outlen)
 		.depth = 1
 	};
 
-#ifdef DEBUG
+#ifdef CONFIG_ZINC_SELFTEST
 	BUG_ON(!outlen || outlen > BLAKE2S_HASH_SIZE);
 #endif
 	blake2s_init_param(state, &param);
@@ -102,7 +102,7 @@ void blake2s_init_key(struct blake2s_state *state, const size_t outlen,
 				.depth = 1 };
 	u8 block[BLAKE2S_BLOCK_SIZE] = { 0 };
 
-#ifdef DEBUG
+#ifdef CONFIG_ZINC_SELFTEST
 	BUG_ON(!outlen || outlen > BLAKE2S_HASH_SIZE || !key || !keylen ||
 	       keylen > BLAKE2S_KEY_SIZE);
 #endif
@@ -135,7 +135,7 @@ static inline void blake2s_compress(struct blake2s_state *state,
 	u32 v[16];
 	int i;
 
-#ifdef DEBUG
+#ifdef CONFIG_ZINC_SELFTEST
 	BUG_ON(nblocks > 1 && inc != BLAKE2S_BLOCK_SIZE);
 #endif
 
@@ -232,7 +232,7 @@ EXPORT_SYMBOL(blake2s_update);
 
 void blake2s_final(struct blake2s_state *state, u8 *out, const size_t outlen)
 {
-#ifdef DEBUG
+#ifdef CONFIG_ZINC_SELFTEST
 	BUG_ON(!out || !outlen || outlen > BLAKE2S_HASH_SIZE);
 #endif
 	blake2s_set_lastblock(state);
@@ -294,7 +294,7 @@ static int __init mod_init(void)
 {
 	if (!nosimd)
 		blake2s_fpu_init();
-#ifdef DEBUG
+#ifdef CONFIG_ZINC_SELFTEST
 	if (!blake2s_selftest())
 		return -ENOTRECOVERABLE;
 #endif
diff --git a/src/crypto/zinc/chacha20/chacha20.c b/src/crypto/zinc/chacha20/chacha20.c
index dc9770b..2f576d6 100644
--- a/src/crypto/zinc/chacha20/chacha20.c
+++ b/src/crypto/zinc/chacha20/chacha20.c
@@ -170,7 +170,7 @@ static int __init mod_init(void)
 {
 	if (!nosimd)
 		chacha20_fpu_init();
-#ifdef DEBUG
+#ifdef CONFIG_ZINC_SELFTEST
 	if (!chacha20_selftest())
 		return -ENOTRECOVERABLE;
 #endif
diff --git a/src/crypto/zinc/chacha20poly1305.c b/src/crypto/zinc/chacha20poly1305.c
index 2d975c3..9860c3c 100644
--- a/src/crypto/zinc/chacha20poly1305.c
+++ b/src/crypto/zinc/chacha20poly1305.c
@@ -347,7 +347,7 @@ int __init chacha20poly1305_mod_init(void)
 static int __init mod_init(void)
 #endif
 {
-#ifdef DEBUG
+#ifdef CONFIG_ZINC_SELFTEST
 	if (!chacha20poly1305_selftest())
 		return -ENOTRECOVERABLE;
 #endif
diff --git a/src/crypto/zinc/curve25519/curve25519.c b/src/crypto/zinc/curve25519/curve25519.c
index a1f35aa..6b1b18e 100644
--- a/src/crypto/zinc/curve25519/curve25519.c
+++ b/src/crypto/zinc/curve25519/curve25519.c
@@ -98,7 +98,7 @@ static int __init mod_init(void)
 {
 	if (!nosimd)
 		curve25519_fpu_init();
-#ifdef DEBUG
+#ifdef CONFIG_ZINC_SELFTEST
 	if (!curve25519_selftest())
 		return -ENOTRECOVERABLE;
 #endif
diff --git a/src/crypto/zinc/poly1305/poly1305.c b/src/crypto/zinc/poly1305/poly1305.c
index f64b501..d094ca7 100644
--- a/src/crypto/zinc/poly1305/poly1305.c
+++ b/src/crypto/zinc/poly1305/poly1305.c
@@ -146,7 +146,7 @@ static int __init mod_init(void)
 {
 	if (!nosimd)
 		poly1305_fpu_init();
-#ifdef DEBUG
+#ifdef CONFIG_ZINC_SELFTEST
 	if (!poly1305_selftest())
 		return -ENOTRECOVERABLE;
 #endif
diff --git a/src/crypto/zinc/selftest/blake2s.h b/src/crypto/zinc/selftest/blake2s.h
index b15cc56..e6f8b2a 100644
--- a/src/crypto/zinc/selftest/blake2s.h
+++ b/src/crypto/zinc/selftest/blake2s.h
@@ -3,7 +3,7 @@
  * Copyright (C) 2015-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
  */
 
-#ifdef DEBUG
+#ifdef CONFIG_ZINC_SELFTEST
 static const u8 blake2s_testvecs[][BLAKE2S_HASH_SIZE] __initconst = {
 	{ 0x69, 0x21, 0x7a, 0x30, 0x79, 0x90, 0x80, 0x94,
 	  0xe1, 0x11, 0x21, 0xd0, 0x42, 0x35, 0x4a, 0x7c,
@@ -2075,7 +2075,7 @@ static bool __init blake2s_selftest(void)
 	for (i = 0; i < ARRAY_SIZE(blake2s_keyed_testvecs); ++i) {
 		blake2s(hash, buf, key, BLAKE2S_HASH_SIZE, i, BLAKE2S_KEY_SIZE);
 		if (memcmp(hash, blake2s_keyed_testvecs[i], BLAKE2S_HASH_SIZE)) {
-			pr_info("blake2s keyed self-test %zu: FAIL\n", i + 1);
+			pr_err("blake2s keyed self-test %zu: FAIL\n", i + 1);
 			success = false;
 		}
 	}
@@ -2083,7 +2083,7 @@ static bool __init blake2s_selftest(void)
 	for (i = 0; i < ARRAY_SIZE(blake2s_testvecs); ++i) {
 		blake2s(hash, buf, NULL, BLAKE2S_HASH_SIZE, i, 0);
 		if (memcmp(hash, blake2s_testvecs[i], BLAKE2S_HASH_SIZE)) {
-			pr_info("blake2s unkeyed self-test %zu: FAIL\n", i + i);
+			pr_err("blake2s unkeyed self-test %zu: FAIL\n", i + i);
 			success = false;
 		}
 	}
diff --git a/src/crypto/zinc/selftest/chacha20.h b/src/crypto/zinc/selftest/chacha20.h
index 397a4b9..16add65 100644
--- a/src/crypto/zinc/selftest/chacha20.h
+++ b/src/crypto/zinc/selftest/chacha20.h
@@ -3,8 +3,7 @@
  * Copyright (C) 2015-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
  */
 
-#ifdef DEBUG
-
+#ifdef CONFIG_ZINC_SELFTEST
 struct chacha20_testvec {
 	const u8 *input, *output, *key;
 	u64 nonce;
@@ -2529,7 +2528,7 @@ static bool __init chacha20_selftest(void)
 	offset_input = kmalloc(MAXIMUM_TEST_BUFFER_LEN + 1, GFP_KERNEL);
 	computed_output = kmalloc(MAXIMUM_TEST_BUFFER_LEN + 1, GFP_KERNEL);
 	if (!computed_output || !offset_input) {
-		pr_info("chacha20 self-test malloc: FAIL\n");
+		pr_err("chacha20 self-test malloc: FAIL\n");
 		success = false;
 		goto out;
 	}
@@ -2545,14 +2544,14 @@ static bool __init chacha20_selftest(void)
 			 chacha20_testvecs[i].ilen, &simd_context);
 		if (memcmp(computed_output, chacha20_testvecs[i].output,
 			   chacha20_testvecs[i].ilen)) {
-			pr_info("chacha20 self-test %zu: FAIL\n", i + 1);
+			pr_err("chacha20 self-test %zu: FAIL\n", i + 1);
 			success = false;
 		}
 		for (k = chacha20_testvecs[i].ilen;
 		     k < MAXIMUM_TEST_BUFFER_LEN + 1; ++k) {
 			if (computed_output[k]) {
-				pr_info("chacha20 self-test %zu (zero check): FAIL\n",
-					i + 1);
+				pr_err("chacha20 self-test %zu (zero check): FAIL\n",
+				       i + 1);
 				success = false;
 			}
 		}
@@ -2569,20 +2568,20 @@ static bool __init chacha20_selftest(void)
 			 chacha20_testvecs[i].ilen, &simd_context);
 		if (memcmp(computed_output + 1, chacha20_testvecs[i].output,
 			   chacha20_testvecs[i].ilen)) {
-			pr_info("chacha20 self-test %zu (unaligned): FAIL\n",
-				i + 1);
+			pr_err("chacha20 self-test %zu (unaligned): FAIL\n",
+			       i + 1);
 			success = false;
 		}
 		if (computed_output[0]) {
-			pr_info("chacha20 self-test %zu (unaligned, zero check): FAIL\n",
-				i + 1);
+			pr_err("chacha20 self-test %zu (unaligned, zero check): FAIL\n",
+			       i + 1);
 			success = false;
 		}
 		for (k = chacha20_testvecs[i].ilen + 1;
 		     k < MAXIMUM_TEST_BUFFER_LEN + 1; ++k) {
 			if (computed_output[k]) {
-				pr_info("chacha20 self-test %zu (unaligned, zero check): FAIL\n",
-					i + 1);
+				pr_err("chacha20 self-test %zu (unaligned, zero check): FAIL\n",
+				       i + 1);
 				success = false;
 			}
 		}
@@ -2602,15 +2601,15 @@ static bool __init chacha20_selftest(void)
 			 &simd_context);
 		if (memcmp(computed_output, chacha20_testvecs[i].output,
 			   chacha20_testvecs[i].ilen)) {
-			pr_info("chacha20 self-test %zu (chunked): FAIL\n",
-				i + 1);
+			pr_err("chacha20 self-test %zu (chunked): FAIL\n",
+			       i + 1);
 			success = false;
 		}
 		for (k = chacha20_testvecs[i].ilen;
 		     k < MAXIMUM_TEST_BUFFER_LEN + 1; ++k) {
 			if (computed_output[k]) {
-				pr_info("chacha20 self-test %zu (chunked, zero check): FAIL\n",
-					i + 1);
+				pr_err("chacha20 self-test %zu (chunked, zero check): FAIL\n",
+				       i + 1);
 				success = false;
 			}
 		}
@@ -2632,22 +2631,22 @@ next_test:
 			if (memcmp(computed_output + j,
 				   chacha20_testvecs[i].output,
 				   chacha20_testvecs[i].ilen)) {
-				pr_info("chacha20 self-test %zu (unaligned, slide %zu): FAIL\n",
-					i + 1, j);
+				pr_err("chacha20 self-test %zu (unaligned, slide %zu): FAIL\n",
+				       i + 1, j);
 				success = false;
 			}
 			for (k = j; k < j; ++k) {
 				if (computed_output[k]) {
-					pr_info("chacha20 self-test %zu (unaligned, slide %zu, zero check): FAIL\n",
-						i + 1, j);
+					pr_err("chacha20 self-test %zu (unaligned, slide %zu, zero check): FAIL\n",
+					       i + 1, j);
 					success = false;
 				}
 			}
 			for (k = chacha20_testvecs[i].ilen + j;
 			     k < MAXIMUM_TEST_BUFFER_LEN + 1; ++k) {
 				if (computed_output[k]) {
-					pr_info("chacha20 self-test %zu (unaligned, slide %zu, zero check): FAIL\n",
-						i + 1, j);
+					pr_err("chacha20 self-test %zu (unaligned, slide %zu, zero check): FAIL\n",
+					       i + 1, j);
 					success = false;
 				}
 			}
@@ -2660,7 +2659,7 @@ next_test:
 		cpu_to_le32_array(derived_key, ARRAY_SIZE(derived_key));
 		if (memcmp(derived_key, hchacha20_testvecs[i].output,
 			   CHACHA20_KEY_SIZE)) {
-			pr_info("hchacha20 self-test %zu: FAIL\n", i + 1);
+			pr_err("hchacha20 self-test %zu: FAIL\n", i + 1);
 			success = false;
 		}
 	}
diff --git a/src/crypto/zinc/selftest/chacha20poly1305.h b/src/crypto/zinc/selftest/chacha20poly1305.h
index 0510a8e..9f42252 100644
--- a/src/crypto/zinc/selftest/chacha20poly1305.h
+++ b/src/crypto/zinc/selftest/chacha20poly1305.h
@@ -3,7 +3,7 @@
  * Copyright (C) 2015-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
  */
 
-#ifdef DEBUG
+#ifdef CONFIG_ZINC_SELFTEST
 struct chacha20poly1305_testvec {
 	const u8 *input, *output, *assoc, *nonce, *key;
 	size_t ilen, alen, nlen;
@@ -8889,7 +8889,7 @@ static bool __init chacha20poly1305_selftest(void)
 	heap_src = kmalloc(MAXIMUM_TEST_BUFFER_LEN, GFP_KERNEL);
 	computed_output = kmalloc(MAXIMUM_TEST_BUFFER_LEN, GFP_KERNEL);
 	if (!heap_src || !computed_output) {
-		pr_info("chacha20poly1305 self-test malloc: FAIL\n");
+		pr_err("chacha20poly1305 self-test malloc: FAIL\n");
 		success = false;
 		goto out;
 	}
@@ -8908,8 +8908,8 @@ static bool __init chacha20poly1305_selftest(void)
 			   chacha20poly1305_enc_vectors[i].output,
 			   chacha20poly1305_enc_vectors[i].ilen +
 							POLY1305_MAC_SIZE)) {
-			pr_info("chacha20poly1305 encryption self-test %zu: FAIL\n",
-				i + 1);
+			pr_err("chacha20poly1305 encryption self-test %zu: FAIL\n",
+			       i + 1);
 			success = false;
 		}
 	}
@@ -8936,8 +8936,8 @@ static bool __init chacha20poly1305_selftest(void)
 				   chacha20poly1305_enc_vectors[i].output,
 				   chacha20poly1305_enc_vectors[i].ilen +
 							POLY1305_MAC_SIZE)) {
-			pr_info("chacha20poly1305 sg encryption self-test %zu: FAIL\n",
-				i + 1);
+			pr_err("chacha20poly1305 sg encryption self-test %zu: FAIL\n",
+			       i + 1);
 			success = false;
 		}
 	}
@@ -8957,8 +8957,8 @@ static bool __init chacha20poly1305_selftest(void)
 				       chacha20poly1305_dec_vectors[i].output,
 				       chacha20poly1305_dec_vectors[i].ilen -
 							POLY1305_MAC_SIZE))) {
-			pr_info("chacha20poly1305 decryption self-test %zu: FAIL\n",
-				i + 1);
+			pr_err("chacha20poly1305 decryption self-test %zu: FAIL\n",
+			       i + 1);
 			success = false;
 		}
 	}
@@ -8983,8 +8983,8 @@ static bool __init chacha20poly1305_selftest(void)
 			memcmp(computed_output, chacha20poly1305_dec_vectors[i].output,
 			       chacha20poly1305_dec_vectors[i].ilen -
 							POLY1305_MAC_SIZE))) {
-			pr_info("chacha20poly1305 sg decryption self-test %zu: FAIL\n",
-				i + 1);
+			pr_err("chacha20poly1305 sg decryption self-test %zu: FAIL\n",
+			       i + 1);
 			success = false;
 		}
 	}
@@ -9002,8 +9002,8 @@ static bool __init chacha20poly1305_selftest(void)
 			   xchacha20poly1305_enc_vectors[i].output,
 			   xchacha20poly1305_enc_vectors[i].ilen +
 							POLY1305_MAC_SIZE)) {
-			pr_info("xchacha20poly1305 encryption self-test %zu: FAIL\n",
-				i + 1);
+			pr_err("xchacha20poly1305 encryption self-test %zu: FAIL\n",
+			       i + 1);
 			success = false;
 		}
 	}
@@ -9022,8 +9022,8 @@ static bool __init chacha20poly1305_selftest(void)
 				       xchacha20poly1305_dec_vectors[i].output,
 				       xchacha20poly1305_dec_vectors[i].ilen -
 							POLY1305_MAC_SIZE))) {
-			pr_info("xchacha20poly1305 decryption self-test %zu: FAIL\n",
-				i + 1);
+			pr_err("xchacha20poly1305 decryption self-test %zu: FAIL\n",
+			       i + 1);
 			success = false;
 		}
 	}
diff --git a/src/crypto/zinc/selftest/curve25519.h b/src/crypto/zinc/selftest/curve25519.h
index f529b7b..8ea9f92 100644
--- a/src/crypto/zinc/selftest/curve25519.h
+++ b/src/crypto/zinc/selftest/curve25519.h
@@ -3,7 +3,7 @@
  * Copyright (C) 2015-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
  */
 
-#ifdef DEBUG
+#ifdef CONFIG_ZINC_SELFTEST
 struct curve25519_test_vector {
 	u8 private[CURVE25519_KEY_SIZE];
 	u8 public[CURVE25519_KEY_SIZE];
@@ -1293,7 +1293,7 @@ static bool __init curve25519_selftest(void)
 		if (ret != curve25519_test_vectors[i].valid ||
 		    memcmp(out, curve25519_test_vectors[i].result,
 			   CURVE25519_KEY_SIZE)) {
-			pr_info("curve25519 self-test %zu: FAIL\n", i + 1);
+			pr_err("curve25519 self-test %zu: FAIL\n", i + 1);
 			success = false;
 		}
 	}
@@ -1303,8 +1303,8 @@ static bool __init curve25519_selftest(void)
 		ret = curve25519_generate_public(out, in);
 		ret2 = curve25519(out2, in, (u8[CURVE25519_KEY_SIZE]){ 9 });
 		if (ret != ret2 || memcmp(out, out2, CURVE25519_KEY_SIZE)) {
-			pr_info("curve25519 basepoint self-test %zu: FAIL: input - 0x",
-				i + 1);
+			pr_err("curve25519 basepoint self-test %zu: FAIL: input - 0x",
+			       i + 1);
 			for (j = CURVE25519_KEY_SIZE; j-- > 0;)
 				printk(KERN_CONT "%02x", in[j]);
 			printk(KERN_CONT "\n");
diff --git a/src/crypto/zinc/selftest/poly1305.h b/src/crypto/zinc/selftest/poly1305.h
index e806ab2..9c12feb 100644
--- a/src/crypto/zinc/selftest/poly1305.h
+++ b/src/crypto/zinc/selftest/poly1305.h
@@ -3,7 +3,7 @@
  * Copyright (C) 2015-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
  */
 
-#ifdef DEBUG
+#ifdef CONFIG_ZINC_SELFTEST
 struct poly1305_testvec {
 	const u8 *input, *output, *key;
 	size_t ilen;
@@ -1057,7 +1057,7 @@ static bool __init poly1305_selftest(void)
 		poly1305_final(&poly1305, out, &simd_context);
 		if (memcmp(out, poly1305_testvecs[i].output,
 			   POLY1305_MAC_SIZE)) {
-			pr_info("poly1305 self-test %zu: FAIL\n", i + 1);
+			pr_err("poly1305 self-test %zu: FAIL\n", i + 1);
 			success = false;
 		}
 		simd_relax(&simd_context);
@@ -1078,8 +1078,8 @@ static bool __init poly1305_selftest(void)
 			poly1305_final(&poly1305, out, &simd_context);
 			if (memcmp(out, poly1305_testvecs[i].output,
 				   POLY1305_MAC_SIZE)) {
-				pr_info("poly1305 self-test %zu (split %zu): FAIL\n",
-					i + 1, j);
+				pr_err("poly1305 self-test %zu (split %zu): FAIL\n",
+				       i + 1, j);
 				success = false;
 			}
 
@@ -1095,8 +1095,8 @@ static bool __init poly1305_selftest(void)
 			poly1305_final(&poly1305, out, &simd_context);
 			if (memcmp(out, poly1305_testvecs[i].output,
 				   POLY1305_MAC_SIZE)) {
-				pr_info("poly1305 self-test %zu (split %zu, mixed simd): FAIL\n",
-					i + 1, j);
+				pr_err("poly1305 self-test %zu (split %zu, mixed simd): FAIL\n",
+				       i + 1, j);
 				success = false;
 			}
 			simd_relax(&simd_context);