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-rw-r--r--sbin/setkey/parse.y23
1 files changed, 23 insertions, 0 deletions
diff --git a/sbin/setkey/parse.y b/sbin/setkey/parse.y
index c551c35..60e779d 100644
--- a/sbin/setkey/parse.y
+++ b/sbin/setkey/parse.y
@@ -100,6 +100,7 @@ extern void yyerror(const char *);
%token F_EXT EXTENSION NOCYCLICSEQ
%token ALG_AUTH ALG_AUTH_NOKEY
%token ALG_ENC ALG_ENC_NOKEY ALG_ENC_DESDERIV ALG_ENC_DES32IV ALG_ENC_OLD
+%token ALG_ENC_SALT
%token ALG_COMP
%token F_LIFETIME_HARD F_LIFETIME_SOFT
%token DECSTRING QUOTEDSTRING HEXSTRING STRING ANY
@@ -111,6 +112,7 @@ extern void yyerror(const char *);
%type <num> prefix protocol_spec upper_spec
%type <num> ALG_ENC ALG_ENC_DESDERIV ALG_ENC_DES32IV ALG_ENC_OLD ALG_ENC_NOKEY
+%type <num> ALG_ENC_SALT
%type <num> ALG_AUTH ALG_AUTH_NOKEY
%type <num> ALG_COMP
%type <num> PR_ESP PR_AH PR_IPCOMP PR_TCP
@@ -402,6 +404,27 @@ enc_alg
return -1;
}
}
+ | ALG_ENC_SALT key_string
+ {
+ if ($1 < 0) {
+ yyerror("unsupported algorithm");
+ return -1;
+ }
+ p_alg_enc = $1;
+
+ p_key_enc_len = $2.len;
+
+ p_key_enc = $2.buf;
+ /*
+ * Salted keys include a 4 byte value that is
+ * not part of the key.
+ */
+ if (ipsec_check_keylen(SADB_EXT_SUPPORTED_ENCRYPT,
+ p_alg_enc, PFKEY_UNUNIT64(p_key_enc_len - 4)) < 0) {
+ yyerror(ipsec_strerror());
+ return -1;
+ }
+ }
;
auth_alg
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