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authorLibravatar vnugent <public@vaughnnugent.com>2024-05-29 13:36:07 -0400
committerLibravatar vnugent <public@vaughnnugent.com>2024-05-29 13:36:07 -0400
commit51d0aff9166ddaa3c74dbc2d7c1dcbdefa8405e1 (patch)
tree719e9177da1d7722e41122cd5b78886766a89497 /src/providers/openssl.c
parenta526139e32d6a9eaed6b84d7e71cc8ef8c028131 (diff)
Squashed commit of the following:v0.1.2
commit 1c26ef86a04690120f4f752c7c5018a570ec5880 Author: vnugent <public@vaughnnugent.com> Date: Wed May 29 13:34:20 2024 -0400 missed extra argument commit 88c9095743a12cf8fc1793c607ba3a1e4fa86483 Author: vnugent <public@vaughnnugent.com> Date: Wed May 29 13:25:51 2024 -0400 refactor!: return NC_SUCCESS when validating secret key commit 718be80a4810b9352de7eb0707da54020aa6b649 Author: vnugent <public@vaughnnugent.com> Date: Mon May 27 14:52:41 2024 -0400 fix: Properly build mbedtls & cmake fixes commit a8a6efb2319f739e5faae550561dc27d9dd1e88d Author: vnugent <public@vaughnnugent.com> Date: Sun May 26 17:39:40 2024 -0400 chore: Update libs, reorder files, internalize private headers commit 72e1b7be4031e2fd4d258fcf434ad049c0029201 Author: vnugent <public@vaughnnugent.com> Date: Sun May 26 13:39:08 2024 -0400 fix: Add c++ extern prototypes in noscrypt.h commit aeaac8d328b75911541be64d6f09d58fca294a08 Author: vnugent <public@vaughnnugent.com> Date: Sun May 26 11:47:17 2024 -0400 refactor: Dep update, openssl chacha20 added commit 86b02540cce6015cfe4a2a56499a9a2f45d4e368 Author: vnugent <public@vaughnnugent.com> Date: Sat May 18 12:24:17 2024 -0400 refactor: Remove NCContext structure definition commit d09d9330415d463ca19be9394b02ce11b3366f7e Author: vnugent <public@vaughnnugent.com> Date: Mon May 13 22:33:50 2024 -0400 fix: update mbedtls inline issue includes commit 7838cb4bb15d4f453f92f56ece75e2b03986fe42 Author: vnugent <public@vaughnnugent.com> Date: Mon May 13 22:29:16 2024 -0400 fix: force fPIC for secp256k1 targets commit d76f7708bc6ae81a638ca708230ac9153ac754e2 Merge: aa8033d a526139 Author: vnugent <public@vaughnnugent.com> Date: Sun May 12 00:37:01 2024 -0400 Merge branch 'master' into develop commit aa8033d4dbfebeb72b6fd7a0cd218ebde0eb54dd Author: vnugent <public@vaughnnugent.com> Date: Sun May 12 00:34:20 2024 -0400 Final overview and test before tag commit 4e3ead2cf1d3068e77f0959dfdc17e20e9102a0f Merge: 2cee801 872c49d Author: vnugent <public@vaughnnugent.com> Date: Mon May 6 22:08:09 2024 -0400 Merge branch 'master' into develop commit 2cee801979bfbcb3b0e53f592ce8c779b57cb679 Author: vnugent <public@vaughnnugent.com> Date: Mon May 6 22:02:39 2024 -0400 Ensure static and dynamic libs get same args commit f533694023133552d0d42933d779c95a5854343f Author: vnugent <public@vaughnnugent.com> Date: Mon May 6 21:50:29 2024 -0400 feat: CMake install & fetch-content test & updates commit 940ff20348b13d0bc30d9e9f4289dd6de20b16ba Author: vnugent <public@vaughnnugent.com> Date: Sun May 5 14:07:28 2024 -0400 codeberg readonly push commit b34ed055c0b7d143561ce8798e0a95313b9224bd Merge: 0a40e20 e737556 Author: vnugent <public@vaughnnugent.com> Date: Sat May 4 14:06:45 2024 -0400 Merge branch 'master' into develop commit 0a40e209d03e8ff9b6f81cd5969d3e845c633bfc Author: vnugent <public@vaughnnugent.com> Date: Sat May 4 13:55:19 2024 -0400 ci: Force disable testing for win ci builds commit 55fae189fffc86f07a3448370f0a746670819712 Author: vnugent <public@vaughnnugent.com> Date: Thu May 2 21:54:35 2024 -0400 feat: Working and tested openssl impl & defaults commit 6ff8bb11774c51fd341b7699a3938fd894995fbf Author: vnugent <public@vaughnnugent.com> Date: Thu Apr 25 17:45:42 2024 -0400 refactor: Finish support and testing for mbedtls commit 7cb7a93de4f6f5e741bc5129e3d928e44f050930 Author: vnugent <public@vaughnnugent.com> Date: Tue Apr 23 18:19:31 2024 -0400 refactor!: MbedTLS on Windows, switch to uint32 commit 30e8dda6cbea86bdee6d5dfe48514385d3b9f81b Author: vnugent <public@vaughnnugent.com> Date: Tue Apr 23 14:48:05 2024 -0400 refactor: Crypto dep redesign working on Windows commit d09c6c1bd5da3e2d79351daeba304ca99976a726 Author: vnugent <public@vaughnnugent.com> Date: Thu Apr 18 00:28:51 2024 -0400 refactor!: Pushing what I have to dev commit 54e06ada7d624ed0d28c6a6db04a149708841bf8 Author: vnugent <public@vaughnnugent.com> Date: Sat Apr 13 01:24:00 2024 -0400 fix: convert constants to hex, inline macro, ParseErrorCode commit 4215e3100d9a0d23119080d09638fa5b60d0c6d4 Merge: d3328f4 7485aa5 Author: vnugent <public@vaughnnugent.com> Date: Wed Apr 3 18:26:30 2024 -0400 Merge branch 'master' into develop commit d3328f4152b22b28f24c43dda62464287f1efff5 Author: vnugent <public@vaughnnugent.com> Date: Wed Apr 3 18:22:56 2024 -0400 build: Included dependency and versions in client builds commit b11bc0bac955fd5c6db65f0da48456bf5e748805 Author: vnugent <public@vaughnnugent.com> Date: Wed Apr 3 18:10:08 2024 -0400 fix: Fix c89 compatabilty comments and struct assignment commit 9915bd41799a72413e6b400e150aa9f5fa797e25 Merge: 8e3d6ea 5184d7d Author: vnugent <public@vaughnnugent.com> Date: Sat Mar 30 09:57:30 2024 -0400 Merge branch 'master' into develop commit 8e3d6ea5e3c83fe42cb904b6ccc4fe2b73f76aae Author: vnugent <public@vaughnnugent.com> Date: Sat Mar 30 09:52:55 2024 -0400 refactor!: Some api (struct) changes and updated tests commit e88e8420520204e20802516f01d4488bb0b1d6ea Merge: 490dfee 21f6c0a Author: vnugent <public@vaughnnugent.com> Date: Sun Mar 3 15:02:34 2024 -0500 Merge branch 'master' into develop commit 490dfee4ef22479009627435c6ad728c3cbbab54 Author: vnugent <public@vaughnnugent.com> Date: Sun Mar 3 14:59:25 2024 -0500 test: #3 tests for encryption/description and Macs commit efa97490b7ed47f4e2f05bee52e2b33e14e439e6 Merge: 1b84e3c 120022a Author: vnugent <public@vaughnnugent.com> Date: Sun Mar 3 14:55:48 2024 -0500 merge master commit 1b84e3c7c2e55b1ff9ffdd09b66873e11c131441 Author: vnugent <public@vaughnnugent.com> Date: Sat Mar 2 22:57:36 2024 -0500 fix: #2 constent usage of sizeof() operator on struct types commit 9de5a214c66adea0ef2d0bac63c59449de202a88 Author: vnugent <public@vaughnnugent.com> Date: Fri Mar 1 14:30:36 2024 -0500 perf: avoid nc_key struct copy, cast and verify instead commit b917b761120ed684af28d0707673ffadcf14b8fe Author: vnugent <public@vaughnnugent.com> Date: Mon Feb 12 22:06:50 2024 -0500 fix: found the constant time memcompare function commit 9f85fff3b9f25da7410569ea94f994b88feb3910 Author: vnugent <public@vaughnnugent.com> Date: Fri Feb 9 22:48:35 2024 -0500 feat: added/update MAC functions to sign or verify nip44 payload commit aa5113741bb419b02d6ea416bba571fa3d65db46 Author: vnugent <public@vaughnnugent.com> Date: Wed Feb 7 01:37:53 2024 -0500 add missing hmac-key output buffer commit 55f47d22cc9ce4d1e22b70814d608c7ef3b1bbc9 Author: vnugent <public@vaughnnugent.com> Date: Sun Feb 4 21:08:13 2024 -0500 simple bug fixes, and public api argument validation tests commit 73c5a713fb164ae8b4ac8a891a8020e08eae0a3b Author: vnugent <public@vaughnnugent.com> Date: Fri Feb 2 23:05:48 2024 -0500 update api to return secpvalidate return code instead of internal return codes commit 06c73004e1a39a7ea4ea3a89c22dee0f66adb236 Author: vnugent <public@vaughnnugent.com> Date: Fri Feb 2 19:25:17 2024 -0500 change to lgpl license commit 6e79fdb3b6b6739fc7797d47e55a7691306cf736 Author: vnugent <public@vaughnnugent.com> Date: Wed Jan 31 21:30:49 2024 -0500 move validation macros, and optionally disable them commit ac1e58837f1ba687939f78b5c03cadd346c10ddd Author: vnugent <public@vaughnnugent.com> Date: Tue Jan 30 12:25:05 2024 -0500 couple more tests, renable range checks, set flags for all projects
Diffstat (limited to 'src/providers/openssl.c')
-rw-r--r--src/providers/openssl.c233
1 files changed, 233 insertions, 0 deletions
diff --git a/src/providers/openssl.c b/src/providers/openssl.c
new file mode 100644
index 0000000..1f31796
--- /dev/null
+++ b/src/providers/openssl.c
@@ -0,0 +1,233 @@
+/*
+* Copyright (c) 2024 Vaughn Nugent
+*
+* Package: noscrypt
+* File: impl/openssl.c
+*
+* This library is free software; you can redistribute it and/or
+* modify it under the terms of the GNU Lesser General Public License
+* as published by the Free Software Foundation; either version 2.1
+* of the License, or (at your option) any later version.
+*
+* This library is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+* Lesser General Public License for more details.
+*
+* You should have received a copy of the GNU Lesser General Public License
+* along with noscrypt. If not, see http://www.gnu.org/licenses/.
+*/
+
+
+/* Setup openssl */
+#ifdef OPENSSL_CRYPTO_LIB
+
+#include <openssl/crypto.h>
+
+#define _OSSL_FAIL(x) if(!(x)) return CSTATUS_FAIL;
+
+#ifndef _IMPL_SECURE_ZERO_MEMSET
+
+ #define _IMPL_SECURE_ZERO_MEMSET _ossl_secure_zero_memset
+
+ _IMPLSTB void _ossl_secure_zero_memset(void* ptr, size_t size)
+ {
+ _overflow_check(size)
+
+ OPENSSL_cleanse(ptr, size);
+ }
+#endif
+
+#ifndef _IMPL_CRYPTO_FIXED_TIME_COMPARE
+
+ #define _IMPL_CRYPTO_FIXED_TIME_COMPARE _ossl_fixed_time_compare
+
+ _IMPLSTB uint32_t _ossl_fixed_time_compare(const uint8_t* a, const uint8_t* b, uint32_t size)
+ {
+ int result;
+
+ /* Size checks are required for platforms that have integer sizes under 32bit */
+ _overflow_check(size)
+
+ result = CRYPTO_memcmp(a, b, size);
+
+ return (uint32_t)result;
+ }
+
+#endif /* _IMPL_CRYPTO_FIXED_TIME_COMPARE */
+
+
+#ifndef _IMPL_CRYPTO_SHA256_DIGEST
+
+ #include <openssl/sha.h>
+
+ #define _IMPL_CRYPTO_SHA256_DIGEST _ossl_sha256_digest
+
+ _IMPLSTB cstatus_t _ossl_sha256_digest(const cspan_t* data, sha256_t digestOut32)
+ {
+ _overflow_check(data->size)
+
+ _OSSL_FAIL(SHA256(data->data, data->size, digestOut32))
+
+ return CSTATUS_OK;
+ }
+
+#endif
+
+#ifndef _IMPL_CRYPTO_SHA256_HMAC
+
+ #include <openssl/hmac.h>
+
+ /* Export function */
+ #define _IMPL_CRYPTO_SHA256_HMAC _ossl_hmac_sha256
+
+ _IMPLSTB cstatus_t _ossl_hmac_sha256(const cspan_t* key, const cspan_t* data, sha256_t hmacOut32)
+ {
+ unsigned int hmacLen;
+
+ _overflow_check(key->size)
+ _overflow_check(data->size)
+
+ hmacLen = sizeof(sha256_t);
+
+ _OSSL_FAIL(
+ HMAC(
+ EVP_sha256(),
+ key->data,
+ key->size,
+ data->data,
+ data->size,
+ hmacOut32,
+ &hmacLen
+ )
+ )
+
+ /* digest length should match the actual digest size */
+ DEBUG_ASSERT(hmacLen == sizeof(sha256_t))
+
+ return CSTATUS_OK;
+ }
+
+#endif /* !_IMPL_CRYPTO_SHA256_HMAC */
+
+#ifndef _IMPL_CRYPTO_SHA256_HKDF_EXPAND
+
+ #include <openssl/hmac.h>
+
+ #define _IMPL_CRYPTO_SHA256_HKDF_EXPAND _ossl_sha256_hkdf_expand
+
+ cstatus_t _ossl_hkdf_update(void* ctx, const cspan_t* data)
+ {
+ DEBUG_ASSERT(ctx != NULL)
+
+ _overflow_check(data->size)
+
+ _OSSL_FAIL(EVP_DigestUpdate((EVP_MD_CTX*)ctx, data->data, data->size))
+
+ return CSTATUS_OK;
+ }
+
+ cstatus_t _ossl_hkdf_finish(void* ctx, sha256_t hmacOut32)
+ {
+ unsigned int hmacSize;
+
+ DEBUG_ASSERT(ctx != NULL)
+
+ hmacSize = sizeof(sha256_t);
+
+ _OSSL_FAIL(EVP_DigestFinal_ex((EVP_MD_CTX*)ctx, hmacOut32, &hmacSize))
+
+ /* When configured for sha256, should always be the same size in/out */
+ DEBUG_ASSERT(hmacSize == sizeof(sha256_t))
+
+ return CSTATUS_OK;
+ }
+
+ _IMPLSTB cstatus_t _ossl_sha256_hkdf_expand(const cspan_t* prk, const cspan_t* info, span_t* okm)
+ {
+ EVP_MD_CTX* ctx;
+ cstatus_t result;
+ struct nc_hkdf_fn_cb_struct handler;
+
+ result = CSTATUS_FAIL;
+
+ /*
+ * NOTE! Hmac reusable flag must be set to allow for multiple
+ * calls to the finish function without losing the context.
+ */
+
+ if ((ctx = EVP_MD_CTX_create()) == NULL)
+ {
+ return CSTATUS_FAIL;
+ }
+
+ if (!EVP_DigestInit_ex2(ctx, EVP_sha256(), NULL))
+ {
+ goto Cleanup;
+ }
+
+ if (!EVP_DigestUpdate(ctx, prk->data, prk->size))
+ {
+ goto Cleanup;
+ }
+
+ handler.update = _ossl_hkdf_update;
+ handler.finish = _ossl_hkdf_finish;
+
+ result = hkdfExpandProcess(&handler, ctx, info, okm);
+
+ Cleanup:
+
+ EVP_MD_CTX_destroy(ctx);
+
+ return result;
+ }
+
+#endif /* !_IMPL_CRYPTO_SHA256_HKDF_EXPAND */
+
+#ifndef _IMPL_CHACHA20_CRYPT
+
+ #include <openssl/evp.h>
+
+ #define _IMPL_CHACHA20_CRYPT _ossl_chacha20_crypt
+
+ _IMPLSTB cstatus_t _ossl_chacha20_crypt(
+ const uint8_t* key,
+ const uint8_t* nonce,
+ const uint8_t* input,
+ uint8_t* output,
+ uint32_t dataLen
+ )
+ {
+ cstatus_t result;
+ EVP_CIPHER_CTX* ctx;
+
+ result = CSTATUS_FAIL;
+
+ if ((ctx = EVP_CIPHER_CTX_new()) == NULL)
+ {
+ return CSTATUS_FAIL;
+ }
+
+ if (!EVP_EncryptInit_ex(ctx, EVP_chacha20(), NULL, key, nonce))
+ {
+ goto Cleanup;
+ }
+
+ if (!EVP_EncryptUpdate(ctx, output, (int*)&dataLen, input, dataLen))
+ {
+ goto Cleanup;
+ }
+
+ result = CSTATUS_OK;
+
+ Cleanup:
+
+ EVP_CIPHER_CTX_free(ctx);
+
+ return result;
+ }
+
+#endif
+
+#endif /*!OPENSSL_CRYPTO_LIB */ \ No newline at end of file