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- #ifdef HAVE_CONFIG_H
- #include "config.h"
- #endif
- #ifndef WOLFSSL_USER_SETTINGS
- #include <wolfssl/options.h>
- #endif
- #include <wolfssl/wolfcrypt/settings.h>
- #ifdef MICROCHIP_MPLAB_HARMONY
- #include "system_config.h"
- #include "crypto/crypto.h"
- #else
- #include "crypto.h"
- #endif
- #include <wolfssl/wolfcrypt/md5.h>
- #include <wolfssl/wolfcrypt/sha.h>
- #include <wolfssl/wolfcrypt/sha256.h>
- #include <wolfssl/wolfcrypt/sha512.h>
- #include <wolfssl/wolfcrypt/hmac.h>
- #include <wolfssl/wolfcrypt/compress.h>
- #include <wolfssl/wolfcrypt/random.h>
- #include <wolfssl/wolfcrypt/des3.h>
- #include <wolfssl/wolfcrypt/aes.h>
- #include <wolfssl/wolfcrypt/rsa.h>
- #include <wolfssl/wolfcrypt/ecc.h>
- #include <wolfssl/wolfcrypt/error-crypt.h>
- #ifndef NO_MD5
- int CRYPT_MD5_Initialize(CRYPT_MD5_CTX* md5)
- {
- typedef char md5_test[sizeof(CRYPT_MD5_CTX) >= sizeof(Md5) ? 1 : -1];
- (void)sizeof(md5_test);
- if (md5 == NULL)
- return BAD_FUNC_ARG;
- return wc_InitMd5((Md5*)md5);
- }
- int CRYPT_MD5_DataSizeSet(CRYPT_MD5_CTX* md5, unsigned int sz)
- {
- if (md5 == NULL)
- return BAD_FUNC_ARG;
- #ifdef WOLFSSL_PIC32MZ_HASH
- wc_Md5SizeSet((Md5*)md5, sz);
- #else
- (void)sz;
- #endif
- return 0;
- }
- int CRYPT_MD5_DataAdd(CRYPT_MD5_CTX* md5, const unsigned char* input,
- unsigned int sz)
- {
- if (md5 == NULL || input == NULL)
- return BAD_FUNC_ARG;
- return wc_Md5Update((Md5*)md5, input, sz);
- }
- int CRYPT_MD5_Finalize(CRYPT_MD5_CTX* md5, unsigned char* digest)
- {
- if (md5 == NULL || digest == NULL)
- return BAD_FUNC_ARG;
- return wc_Md5Final((Md5*)md5, digest);
- }
- #endif
- #ifndef NO_SHA
- int CRYPT_SHA_Initialize(CRYPT_SHA_CTX* sha)
- {
- typedef char sha_test[sizeof(CRYPT_SHA_CTX) >= sizeof(Sha) ? 1 : -1];
- (void)sizeof(sha_test);
- if (sha == NULL)
- return BAD_FUNC_ARG;
- return wc_InitSha((wc_Sha*)sha);
- }
- int CRYPT_SHA_DataSizeSet(CRYPT_SHA_CTX* sha, unsigned int sz)
- {
- if (sha == NULL)
- return BAD_FUNC_ARG;
- #ifdef WOLFSSL_PIC32MZ_HASH
- wc_ShaSizeSet((wc_Sha*)sha, sz);
- #else
- (void)sz;
- #endif
- return 0;
- }
- int CRYPT_SHA_DataAdd(CRYPT_SHA_CTX* sha, const unsigned char* input,
- unsigned int sz)
- {
- if (sha == NULL || input == NULL)
- return BAD_FUNC_ARG;
- return wc_ShaUpdate((wc_Sha*)sha, input, sz);
- }
- int CRYPT_SHA_Finalize(CRYPT_SHA_CTX* sha, unsigned char* digest)
- {
- if (sha == NULL || digest == NULL)
- return BAD_FUNC_ARG;
- return wc_ShaFinal((wc_Sha*)sha, digest);
- }
- #endif
- #ifndef NO_SHA256
- int CRYPT_SHA256_Initialize(CRYPT_SHA256_CTX* sha256)
- {
- typedef char sha_test[sizeof(CRYPT_SHA256_CTX) >= sizeof(wc_Sha256) ? 1 : -1];
- (void)sizeof(sha_test);
- if (sha256 == NULL)
- return BAD_FUNC_ARG;
- return wc_InitSha256((wc_Sha256*)sha256);
- }
- int CRYPT_SHA256_DataSizeSet(CRYPT_SHA256_CTX* sha256, unsigned int sz)
- {
- if (sha256 == NULL)
- return BAD_FUNC_ARG;
- #ifdef WOLFSSL_PIC32MZ_HASH
- wc_Sha256SizeSet((wc_Sha256*)sha256, sz);
- #else
- (void)sz;
- #endif
- return 0;
- }
- int CRYPT_SHA256_DataAdd(CRYPT_SHA256_CTX* sha256, const unsigned char* input,
- unsigned int sz)
- {
- if (sha256 == NULL || input == NULL)
- return BAD_FUNC_ARG;
- return wc_Sha256Update((wc_Sha256*)sha256, input, sz);
- }
- int CRYPT_SHA256_Finalize(CRYPT_SHA256_CTX* sha256, unsigned char* digest)
- {
- if (sha256 == NULL || digest == NULL)
- return BAD_FUNC_ARG;
- return wc_Sha256Final((wc_Sha256*)sha256, digest);
- }
- #endif
- #ifdef WOLFSSL_SHA512
- #ifdef WOLFSSL_SHA384
- int CRYPT_SHA384_Initialize(CRYPT_SHA384_CTX* sha384)
- {
- typedef char sha_test[sizeof(CRYPT_SHA384_CTX) >= sizeof(wc_Sha384) ? 1 : -1];
- (void)sizeof(sha_test);
- if (sha384 == NULL)
- return BAD_FUNC_ARG;
- return wc_InitSha384((wc_Sha384*)sha384);
- }
- int CRYPT_SHA384_DataAdd(CRYPT_SHA384_CTX* sha384, const unsigned char* input,
- unsigned int sz)
- {
- if (sha384 == NULL || input == NULL)
- return BAD_FUNC_ARG;
- return wc_Sha384Update((wc_Sha384*)sha384, input, sz);
- }
- int CRYPT_SHA384_Finalize(CRYPT_SHA384_CTX* sha384, unsigned char* digest)
- {
- if (sha384 == NULL || digest == NULL)
- return BAD_FUNC_ARG;
- return wc_Sha384Final((wc_Sha384*)sha384, digest);
- }
- #endif
- int CRYPT_SHA512_Initialize(CRYPT_SHA512_CTX* sha512)
- {
- typedef char sha_test[sizeof(CRYPT_SHA512_CTX) >= sizeof(wc_Sha512) ? 1 : -1];
- (void)sizeof(sha_test);
- if (sha512 == NULL)
- return BAD_FUNC_ARG;
- return wc_InitSha512((wc_Sha512*)sha512);
- }
- int CRYPT_SHA512_DataAdd(CRYPT_SHA512_CTX* sha512, const unsigned char* input,
- unsigned int sz)
- {
- if (sha512 == NULL || input == NULL)
- return BAD_FUNC_ARG;
- return wc_Sha512Update((wc_Sha512*)sha512, input, sz);
- }
- int CRYPT_SHA512_Finalize(CRYPT_SHA512_CTX* sha512, unsigned char* digest)
- {
- if (sha512 == NULL || digest == NULL)
- return BAD_FUNC_ARG;
- return wc_Sha512Final((wc_Sha512*)sha512, digest);
- }
- #endif
- #ifndef NO_HMAC
- int CRYPT_HMAC_SetKey(CRYPT_HMAC_CTX* hmac, int type, const unsigned char* key,
- unsigned int sz)
- {
-
- typedef char hmac_test[sizeof(CRYPT_HMAC_CTX) >= sizeof(Hmac) ? 1 : -1];
- (void)sizeof(hmac_test);
- if (hmac == NULL || key == NULL)
- return BAD_FUNC_ARG;
- if (type != CRYPT_HMAC_SHA && type != CRYPT_HMAC_SHA256 &&
- type != CRYPT_HMAC_SHA384 && type != CRYPT_HMAC_SHA512) {
- return BAD_FUNC_ARG;
- }
- return wc_HmacSetKey((Hmac*)hmac, type, key, sz);
- }
- int CRYPT_HMAC_DataAdd(CRYPT_HMAC_CTX* hmac, const unsigned char* input,
- unsigned int sz)
- {
- if (hmac == NULL || input == NULL)
- return BAD_FUNC_ARG;
- return wc_HmacUpdate((Hmac*)hmac, input, sz);
- }
- int CRYPT_HMAC_Finalize(CRYPT_HMAC_CTX* hmac, unsigned char* digest)
- {
- if (hmac == NULL || digest == NULL)
- return BAD_FUNC_ARG;
- return wc_HmacFinal((Hmac*)hmac, digest);
- }
- #endif
- #ifdef HAVE_LIBZ
- int CRYPT_HUFFMAN_Compress(unsigned char* out, unsigned int outSz,
- const unsigned char* in, unsigned int inSz,
- unsigned int flags)
- {
- if (out == NULL || in == NULL)
- return BAD_FUNC_ARG;
- return wc_Compress(out, outSz, in, inSz, flags);
- }
- int CRYPT_HUFFMAN_DeCompress(unsigned char* out, unsigned int outSz,
- const unsigned char* in, unsigned int inSz)
- {
- if (out == NULL || in == NULL)
- return BAD_FUNC_ARG;
- return wc_DeCompress(out, outSz, in, inSz);
- }
- #endif
- #ifndef NO_RNG
- int CRYPT_RNG_Initialize(CRYPT_RNG_CTX* rng)
- {
- typedef char rng_test[sizeof(CRYPT_RNG_CTX) >= sizeof(WC_RNG) ? 1 : -1];
- (void)sizeof(rng_test);
- if (rng == NULL)
- return BAD_FUNC_ARG;
- return wc_InitRng((WC_RNG*)rng);
- }
- int CRYPT_RNG_Get(CRYPT_RNG_CTX* rng, unsigned char* b)
- {
- if (rng == NULL || b == NULL)
- return BAD_FUNC_ARG;
- return wc_RNG_GenerateByte((WC_RNG*)rng, (byte*)b);
- }
- int CRYPT_RNG_BlockGenerate(CRYPT_RNG_CTX* rng, unsigned char* b,
- unsigned int sz)
- {
- if (rng == NULL || b == NULL)
- return BAD_FUNC_ARG;
- return wc_RNG_GenerateBlock((WC_RNG*)rng, b, sz);
- }
- #endif
- #ifndef NO_DES3
- int CRYPT_TDES_KeySet(CRYPT_TDES_CTX* tdes, const unsigned char* key,
- const unsigned char* iv, int dir)
- {
- typedef char tdes_test[sizeof(CRYPT_TDES_CTX) >= sizeof(Des3) ? 1 : -1];
- (void)sizeof(tdes_test);
- if (tdes == NULL || key == NULL)
- return BAD_FUNC_ARG;
- return wc_Des3_SetKey((Des3*)tdes, key, iv, dir);
- }
- int CRYPT_TDES_IvSet(CRYPT_TDES_CTX* tdes, const unsigned char* iv)
- {
- if (tdes == NULL || iv == NULL)
- return BAD_FUNC_ARG;
- return wc_Des3_SetIV((Des3*)tdes, iv);
- }
- int CRYPT_TDES_CBC_Encrypt(CRYPT_TDES_CTX* tdes, unsigned char* out,
- const unsigned char* in, unsigned int inSz)
- {
- if (tdes == NULL || out == NULL || in == NULL)
- return BAD_FUNC_ARG;
- return wc_Des3_CbcEncrypt((Des3*)tdes, out, in, inSz);
- }
- int CRYPT_TDES_CBC_Decrypt(CRYPT_TDES_CTX* tdes, unsigned char* out,
- const unsigned char* in, unsigned int inSz)
- {
- if (tdes == NULL || out == NULL || in == NULL)
- return BAD_FUNC_ARG;
- return wc_Des3_CbcDecrypt((Des3*)tdes, out, in, inSz);
- }
- #endif
- #ifndef NO_AES
- int CRYPT_AES_KeySet(CRYPT_AES_CTX* aes, const unsigned char* key,
- unsigned int keyLen, const unsigned char* iv, int dir)
- {
- typedef char aes_test[sizeof(CRYPT_AES_CTX) >= sizeof(Aes) ? 1 : -1];
- (void)sizeof(aes_test);
- if (aes == NULL || key == NULL)
- return BAD_FUNC_ARG;
- return wc_AesSetKey((Aes*)aes, key, keyLen, iv, dir);
- }
- int CRYPT_AES_IvSet(CRYPT_AES_CTX* aes, const unsigned char* iv)
- {
- if (aes == NULL || iv == NULL)
- return BAD_FUNC_ARG;
- return wc_AesSetIV((Aes*)aes, iv);
- }
- int CRYPT_AES_CBC_Encrypt(CRYPT_AES_CTX* aes, unsigned char* out,
- const unsigned char* in, unsigned int inSz)
- {
- if (aes == NULL || out == NULL || in == NULL)
- return BAD_FUNC_ARG;
- return wc_AesCbcEncrypt((Aes*)aes, out, in, inSz);
- }
- int CRYPT_AES_CBC_Decrypt(CRYPT_AES_CTX* aes, unsigned char* out,
- const unsigned char* in, unsigned int inSz)
- {
- if (aes == NULL || out == NULL || in == NULL)
- return BAD_FUNC_ARG;
- return wc_AesCbcDecrypt((Aes*)aes, out, in, inSz);
- }
- #endif
- #ifdef WOLFSSL_AES_COUNTER
- int CRYPT_AES_CTR_Encrypt(CRYPT_AES_CTX* aes, unsigned char* out,
- const unsigned char* in, unsigned int inSz)
- {
- if (aes == NULL || out == NULL || in == NULL)
- return BAD_FUNC_ARG;
- return wc_AesCtrEncrypt((Aes*)aes, out, in, inSz);
- }
- #endif
- #ifdef WOLFSSL_AES_DIRECT
- int CRYPT_AES_DIRECT_Encrypt(CRYPT_AES_CTX* aes, unsigned char* out,
- const unsigned char* in)
- {
- if (aes == NULL || out == NULL || in == NULL)
- return BAD_FUNC_ARG;
- wc_AesEncryptDirect((Aes*)aes, out, in);
- return 0;
- }
- int CRYPT_AES_DIRECT_Decrypt(CRYPT_AES_CTX* aes, unsigned char* out,
- const unsigned char* in)
- {
- if (aes == NULL || out == NULL || in == NULL)
- return BAD_FUNC_ARG;
- wc_AesDecryptDirect((Aes*)aes, out, in);
- return 0;
- }
- #endif
- #ifndef NO_RSA
- int CRYPT_RSA_Initialize(CRYPT_RSA_CTX* rsa)
- {
- if (rsa == NULL)
- return BAD_FUNC_ARG;
- rsa->holder = (RsaKey*)XMALLOC(sizeof(RsaKey), NULL, DYNAMIC_TYPE_RSA);
- if (rsa->holder == NULL)
- return -1;
- return wc_InitRsaKey((RsaKey*)rsa->holder, NULL);
- }
- int CRYPT_RSA_Free(CRYPT_RSA_CTX* rsa)
- {
- if (rsa == NULL)
- return BAD_FUNC_ARG;
- wc_FreeRsaKey((RsaKey*)rsa->holder);
- XFREE(rsa->holder, NULL, DYNAMIC_TYPE_RSA);
- rsa->holder = NULL;
- return 0;
- }
- int CRYPT_RSA_PublicKeyDecode(CRYPT_RSA_CTX* rsa, const unsigned char* in,
- unsigned int inSz)
- {
- unsigned int idx = 0;
- (void)idx;
- if (rsa == NULL || in == NULL)
- return BAD_FUNC_ARG;
- return wc_RsaPublicKeyDecode(in, &idx, (RsaKey*)rsa->holder, inSz);
- }
- int CRYPT_RSA_PrivateKeyDecode(CRYPT_RSA_CTX* rsa, const unsigned char* in,
- unsigned int inSz)
- {
- unsigned int idx = 0;
- (void)idx;
- if (rsa == NULL || in == NULL)
- return BAD_FUNC_ARG;
- return wc_RsaPrivateKeyDecode(in, &idx, (RsaKey*)rsa->holder, inSz);
- }
- int CRYPT_RSA_PublicEncrypt(CRYPT_RSA_CTX* rsa, unsigned char* out,
- unsigned int outSz, const unsigned char* in,
- unsigned int inSz, CRYPT_RNG_CTX* rng)
- {
- if (rsa == NULL || in == NULL || out == NULL || rng == NULL)
- return BAD_FUNC_ARG;
- return wc_RsaPublicEncrypt(in, inSz, out, outSz, (RsaKey*)rsa->holder,
- (WC_RNG*)rng);
- }
- int CRYPT_RSA_PrivateDecrypt(CRYPT_RSA_CTX* rsa, unsigned char* out,
- unsigned int outSz, const unsigned char* in,
- unsigned int inSz)
- {
- if (rsa == NULL || in == NULL || out == NULL)
- return BAD_FUNC_ARG;
- return wc_RsaPrivateDecrypt(in, inSz, out, outSz, (RsaKey*)rsa->holder);
- }
- int CRYPT_RSA_EncryptSizeGet(CRYPT_RSA_CTX* rsa)
- {
- if (rsa == NULL)
- return BAD_FUNC_ARG;
- return wc_RsaEncryptSize((RsaKey*)rsa->holder);
- }
- int CRYPT_RSA_SetRng(CRYPT_RSA_CTX* rsa, CRYPT_RNG_CTX* rng)
- {
- if (rsa == NULL)
- return BAD_FUNC_ARG;
- #ifdef WC_RSA_BLINDING
- return wc_RsaSetRNG((RsaKey*)rsa->holder, (WC_RNG*)rng);
- #else
- (void)rng;
- return 0;
- #endif
- }
- #endif
- #ifdef HAVE_ECC
- int CRYPT_ECC_Initialize(CRYPT_ECC_CTX* ecc)
- {
- if (ecc == NULL)
- return BAD_FUNC_ARG;
- ecc->holder = (ecc_key*)XMALLOC(sizeof(ecc_key), NULL, DYNAMIC_TYPE_ECC);
- if (ecc->holder == NULL)
- return -1;
- wc_ecc_init((ecc_key*)ecc->holder);
- return 0;
- }
- int CRYPT_ECC_Free(CRYPT_ECC_CTX* ecc)
- {
- if (ecc == NULL)
- return BAD_FUNC_ARG;
- wc_ecc_free((ecc_key*)ecc->holder);
- XFREE(ecc->holder, NULL, DYNAMIC_TYPE_ECC);
- ecc->holder = NULL;
- return 0;
- }
- int CRYPT_ECC_PublicExport(CRYPT_ECC_CTX* ecc, unsigned char* out,
- unsigned int outSz, unsigned int* usedSz)
- {
- int ret;
- unsigned int inOut = outSz;
- if (ecc == NULL || out == NULL)
- return BAD_FUNC_ARG;
- ret = wc_ecc_export_x963((ecc_key*)ecc->holder, out, &inOut);
- *usedSz = inOut;
- return ret;
- }
- int CRYPT_ECC_PublicImport(CRYPT_ECC_CTX* ecc, const unsigned char* in,
- unsigned int inSz)
- {
- if (ecc == NULL || in == NULL)
- return BAD_FUNC_ARG;
- return wc_ecc_import_x963(in, inSz, (ecc_key*)ecc->holder);
- }
- int CRYPT_ECC_PrivateImport(CRYPT_ECC_CTX* ecc, const unsigned char* priv,
- unsigned int privSz, const unsigned char* pub, unsigned int pubSz)
- {
- if (ecc == NULL || priv == NULL || pub == NULL)
- return BAD_FUNC_ARG;
- return wc_ecc_import_private_key(priv, privSz, pub, pubSz,
- (ecc_key*)ecc->holder);
- }
- int CRYPT_ECC_DHE_KeyMake(CRYPT_ECC_CTX* ecc, CRYPT_RNG_CTX* rng, int keySz)
- {
- if (ecc == NULL || rng == NULL)
- return BAD_FUNC_ARG;
- return wc_ecc_make_key((WC_RNG*)rng, keySz, (ecc_key*)ecc->holder);
- }
- int CRYPT_ECC_DHE_SharedSecretMake(CRYPT_ECC_CTX* priv, CRYPT_ECC_CTX* pub,
- unsigned char* out, unsigned int outSz, unsigned int* usedSz)
- {
- int ret;
- unsigned int inOut = outSz;
- #if defined(ECC_TIMING_RESISTANT)
- WC_RNG rng;
- #endif
- if (priv == NULL || pub == NULL || out == NULL || usedSz == NULL)
- return BAD_FUNC_ARG;
- #if defined(ECC_TIMING_RESISTANT)
- ret = wc_InitRng(&rng);
- if (ret != 0)
- return ret;
- ret = wc_ecc_set_rng((ecc_key*)priv->holder, &rng);
- if (ret != 0) {
- wc_FreeRng(&rng);
- return ret;
- }
- #endif
- ret = wc_ecc_shared_secret((ecc_key*)priv->holder, (ecc_key*)pub->holder,
- out, &inOut);
- *usedSz = inOut;
- #if defined(ECC_TIMING_RESISTANT)
- wc_FreeRng(&rng);
- #endif
- return ret;
- }
- int CRYPT_ECC_DSA_HashSign(CRYPT_ECC_CTX* ecc, CRYPT_RNG_CTX* rng,
- unsigned char* sig, unsigned int sigSz,
- unsigned int* usedSz, const unsigned char* in,
- unsigned int inSz)
- {
- int ret;
- unsigned int inOut = sigSz;
- if (ecc == NULL || rng == NULL || sig == NULL || usedSz == NULL ||
- in == NULL)
- return BAD_FUNC_ARG;
- ret = wc_ecc_sign_hash(in, inSz, sig, &inOut, (WC_RNG*)rng,
- (ecc_key*)ecc->holder);
- *usedSz = inOut;
- return ret;
- }
- int CRYPT_ECC_DSA_HashVerify(CRYPT_ECC_CTX* ecc, const unsigned char* sig,
- unsigned int sigSz, unsigned char* hash,
- unsigned int hashSz, int* status)
- {
- if (ecc == NULL || sig == NULL || hash == NULL || status == NULL)
- return BAD_FUNC_ARG;
- return wc_ecc_verify_hash(sig, sigSz, hash, hashSz, status,
- (ecc_key*)ecc->holder);
- }
- int CRYPT_ECC_KeySizeGet(CRYPT_ECC_CTX* ecc)
- {
- if (ecc == NULL)
- return BAD_FUNC_ARG;
- return wc_ecc_size((ecc_key*)ecc->holder);
- }
- int CRYPT_ECC_SignatureSizeGet(CRYPT_ECC_CTX* ecc)
- {
- if (ecc == NULL)
- return BAD_FUNC_ARG;
- return wc_ecc_sig_size((ecc_key*)ecc->holder);
- }
- #endif
- int CRYPT_ERROR_StringGet(int err, char* str)
- {
- if (str == NULL)
- return BAD_FUNC_ARG;
- wc_ErrorString(err, str);
- return 0;
- }
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