zapret/nfq/crypto/aes-gcm.c

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2024-10-28 06:32:24 +00:00
#include "aes-gcm.h"
int aes_gcm_crypt(int mode, uint8_t *output, const uint8_t *input, size_t input_length, const uint8_t *key, const size_t key_len, const uint8_t *iv, const size_t iv_len, const uint8_t *adata, size_t adata_len, uint8_t *atag, size_t atag_len)
{
int ret = 0;
gcm_context ctx;
gcm_setkey(&ctx, key, (const uint)key_len);
ret = gcm_crypt_and_tag(&ctx, mode, iv, iv_len, adata, adata_len, input, output, input_length, atag, atag_len);
gcm_zero_ctx(&ctx);
return ret;
}