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nfqws: QUIC initial dissection support

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bol-van
2022-03-25 16:59:58 +03:00
parent f10d17469e
commit dce5b4c6f0
30 changed files with 3421 additions and 54 deletions
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38
nfq/crypto/aes-gcm.c Normal file
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#include "aes-gcm.h"
int aes_gcm_encrypt(unsigned char* output, const unsigned char* input, size_t input_length, const unsigned char* key, const size_t key_len, const unsigned char * iv, const size_t iv_len) {
int ret = 0; // our return value
gcm_context ctx; // includes the AES context structure
size_t tag_len = 0;
unsigned char * tag_buf = NULL;
gcm_setkey(&ctx, key, (const uint)key_len);
ret = gcm_crypt_and_tag(&ctx, ENCRYPT, iv, iv_len, NULL, 0,
input, output, input_length, tag_buf, tag_len);
gcm_zero_ctx(&ctx);
return(ret);
}
int aes_gcm_decrypt(unsigned char* output, const unsigned char* input, size_t input_length, const unsigned char* key, const size_t key_len, const unsigned char * iv, const size_t iv_len) {
int ret = 0; // our return value
gcm_context ctx; // includes the AES context structure
size_t tag_len = 0;
unsigned char * tag_buf = NULL;
gcm_setkey(&ctx, key, (const uint)key_len);
ret = gcm_crypt_and_tag(&ctx, DECRYPT, iv, iv_len, NULL, 0,
input, output, input_length, tag_buf, tag_len);
gcm_zero_ctx(&ctx);
return(ret);
}