Add: aes128-gcm decryption

greenbone · May 3, 2022 · b7fb98a · b7fb98a
1 parent a3dd09a
commit b7fb98a
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diff --git a/nasl/nasl_crypto2.c b/nasl/nasl_crypto2.c
@@ -1910,6 +1910,13 @@ nasl_aes128_gcm_encrypt (lex_ctxt *lexic)
                      NASL_ENCRYPT);
 }
 
+tree_cell *
+nasl_aes128_gcm_decrypt (lex_ctxt *lexic)
+{
+  return crypt_data (lexic, GCRY_CIPHER_AES128, GCRY_CIPHER_MODE_GCM,
+                     NASL_DECRYPT);
+}
+
 tree_cell *
 nasl_aes256_gcm_encrypt (lex_ctxt *lexic)
 {

diff --git a/nasl/nasl_crypto2.h b/nasl/nasl_crypto2.h
@@ -90,6 +90,9 @@ nasl_des_ede_cbc_encrypt (lex_ctxt *lexic);
 tree_cell *
 nasl_aes128_gcm_encrypt (lex_ctxt *lexic);
 
+tree_cell *
+nasl_aes128_gcm_decrypt (lex_ctxt *lexic);
+
 tree_cell *
 nasl_aes256_gcm_encrypt (lex_ctxt *lexic);
 

diff --git a/nasl/nasl_init.c b/nasl/nasl_init.c
@@ -305,6 +305,7 @@ static init_func libfuncs[] = {
   {"aes128_ctr_encrypt", nasl_aes128_ctr_encrypt},
   {"aes256_ctr_encrypt", nasl_aes256_ctr_encrypt},
   {"aes128_gcm_encrypt", nasl_aes128_gcm_encrypt},
+  {"aes128_gcm_decrypt", nasl_aes128_gcm_decrypt},
   {"aes256_gcm_encrypt", nasl_aes256_gcm_encrypt},
   {"aes128_ccm_encrypt", nasl_aes128_ccm_encrypt},
   {"aes128_ccm_decrypt", nasl_aes128_ccm_decrypt},