Kylin/Encrypt/MessageDigest.cpp
2024-10-29 13:51:37 +00:00

32 lines
901 B
C++

#include "MessageDigest.h"
#include <mbedtls/md.h>
#include <cstring>
class MessageDigestPrivate {
public:
mbedtls_md_context_t context;
};
MessageDigest::MessageDigest(Type type) : m_d(new MessageDigestPrivate()) {
mbedtls_md_init(&m_d->context);
auto info = mbedtls_md_info_from_type(static_cast<mbedtls_md_type_t>(type));
mbedtls_md_setup(&m_d->context, info, 1);
}
MessageDigest::~MessageDigest() {
mbedtls_md_free(&m_d->context);
delete m_d;
}
int MessageDigest::hmacStarts(const unsigned char *key, size_t keylen) {
return mbedtls_md_hmac_starts(&m_d->context, key, keylen);
}
int MessageDigest::hmacUpdate(const unsigned char *input, size_t ilen) {
return mbedtls_md_hmac_update(&m_d->context, input, ilen);
}
int MessageDigest::hmacFinish(unsigned char *output) {
return mbedtls_md_hmac_finish(&m_d->context, output);
}