e58f90de0e
Co-authored-by: aleksandr.vodyanov <aleksandr.vodyanov@avroid.tech> Reviewed-on: https://git.avroid.tech/Conan/conan_build/pulls/8
66 lines
2.4 KiB
C
66 lines
2.4 KiB
C
#include <openssl/evp.h>
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#include <openssl/sha.h>
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#include <openssl/crypto.h>
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#include <openssl/ssl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#if defined(_MSC_VER) && _MSC_VER < 1900
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#define snprintf _snprintf
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#endif
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void SHA3_hash(const EVP_MD *type, const unsigned char *message, size_t message_len, unsigned char *digest, unsigned int *digest_len) {
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EVP_MD_CTX *mdctx;
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if((mdctx = EVP_MD_CTX_create()) == NULL)
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printf("EVP_MD_CTX_create error!\n");
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if(EVP_DigestInit_ex(mdctx, type, NULL) != 1)
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printf("EVP_DigestInit_ex error!\n");
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if(EVP_DigestUpdate(mdctx, message, message_len) != 1)
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printf("EVP_DigestUpdate error!\n");
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if(EVP_DigestFinal_ex(mdctx, digest, digest_len) != 1)
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printf("EVP_DigestFinal_ex error!\n");
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EVP_MD_CTX_destroy(mdctx);
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}
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void digest()
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{
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unsigned int digest_len;
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unsigned char sha256_digest[SHA256_DIGEST_LENGTH],
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sha512_digest[SHA512_DIGEST_LENGTH],
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sha3_256_digest[SHA256_DIGEST_LENGTH],
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sha3_512_digest[SHA512_DIGEST_LENGTH];
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char sha256_string[SHA256_DIGEST_LENGTH*2+1] = {0},
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sha512_string[SHA512_DIGEST_LENGTH*2+1] = {0},
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sha3_256_string[SHA256_DIGEST_LENGTH*2+1] = {0},
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sha3_512_string[SHA512_DIGEST_LENGTH*2+1] = {0};
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char string[] = "happy";
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SHA256((unsigned char*)&string, strlen(string), (unsigned char*)&sha256_digest);
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SHA512((unsigned char*)&string, strlen(string), (unsigned char*)&sha512_digest);
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SHA3_hash(EVP_sha3_256(), (unsigned char*)&string, strlen(string), (unsigned char*)&sha3_256_digest, &digest_len);
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SHA3_hash(EVP_sha3_512(), (unsigned char*)&string, strlen(string), (unsigned char*)&sha3_512_digest, &digest_len);
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for(int i = 0; i < SHA256_DIGEST_LENGTH; i++) {
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snprintf(&sha256_string[i*2], sizeof(sha256_string)-i*2, "%02x", (unsigned int)sha256_digest[i]);
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snprintf(&sha3_256_string[i*2], sizeof(sha3_256_string)-i*2, "%02x", (unsigned int)sha3_256_digest[i]);
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}
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for(int i = 0; i < SHA512_DIGEST_LENGTH; i++) {
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snprintf(&sha512_string[i*2], sizeof(sha512_string)-i*2, "%02x", (unsigned int)sha512_digest[i]);
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snprintf(&sha3_512_string[i*2], sizeof(sha3_512_string)-i*2, "%02x", (unsigned int)sha3_512_digest[i]);
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}
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printf("sha256 digest: %s\n", sha256_string);
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printf("sha512 digest: %s\n", sha512_string);
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printf("sha3 256 digest: %s\n", sha3_256_string);
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printf("sha3 512 digest: %s\n", sha3_512_string);
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}
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