C++ (Cpp) ike_alg_get_hasher Beispiele

Beispiel #1

Datei: plutoalg.c Projekt: OPSF/uClinux

int
alg_info_snprint_ike(char *buf, int buflen, struct alg_info_ike *alg_info)
{
	char *ptr=buf;
	int ret;
	struct ike_info *ike_info;
	int cnt;
	int eklen, aklen;
	const char *sep="";
	struct encrypt_desc *enc_desc;
	struct hash_desc *hash_desc;

	ALG_INFO_IKE_FOREACH(alg_info, ike_info, cnt) {
	    if (ike_alg_enc_present(ike_info->ike_ealg) 
		&& (ike_alg_hash_present(ike_info->ike_halg)) 
		&& (lookup_group(ike_info->ike_modp))) {

		enc_desc=ike_alg_get_encrypter(ike_info->ike_ealg);
		passert(enc_desc != NULL);
		hash_desc=ike_alg_get_hasher(ike_info->ike_halg);
		passert(hash_desc != NULL);
		
		eklen=ike_info->ike_eklen;
		if (!eklen) 
		    eklen=enc_desc->keydeflen;
		aklen=ike_info->ike_hklen;
		if (!aklen) 
		    aklen=hash_desc->hash_digest_len * BITS_PER_BYTE;
		ret=snprintf(ptr, buflen, "%s%s(%d)_%03d-%s(%d)_%03d-%s(%d)"
			     , sep
			     , enum_name(&oakley_enc_names, ike_info->ike_ealg)+sizeof("OAKLEY")
			     , ike_info->ike_ealg, eklen
			     , enum_name(&oakley_hash_names, ike_info->ike_halg)+sizeof("OAKLEY")
			     , ike_info->ike_halg, aklen
			     , enum_name(&oakley_group_names, ike_info->ike_modp)+sizeof("OAKLEY_GROUP")
			     , ike_info->ike_modp);
		ptr+=ret;
		buflen-=ret;
		if (buflen<0) break;

		sep = ", ";
	    }
	}
	return ptr-buf;
}

Beispiel #2

Datei: plutoalg.c Projekt: nakedible/vpnease-l2tp

int
alg_info_snprint_ike(char *buf, int buflen, struct alg_info_ike *alg_info)
{
	char *ptr=buf;
	int ret;
	struct ike_info *ike_info;
	int cnt;
	int eklen, aklen;
	struct encrypt_desc *enc_desc;
	struct hash_desc *hash_desc;

	ALG_INFO_IKE_FOREACH(alg_info, ike_info, cnt) {
	    if (ike_alg_enc_present(ike_info->ike_ealg) 
		&& (ike_alg_hash_present(ike_info->ike_halg)) 
		&& (lookup_group(ike_info->ike_modp))) {

		enc_desc=ike_alg_get_encrypter(ike_info->ike_ealg);
		passert(enc_desc != NULL);
		hash_desc=ike_alg_get_hasher(ike_info->ike_halg);
		passert(hash_desc != NULL);
		
		eklen=ike_info->ike_eklen;
		if (!eklen) 
		    eklen=enc_desc->keydeflen;
		aklen=ike_info->ike_hklen;
		if (!aklen) 
		    aklen=hash_desc->hash_digest_len * BITS_PER_BYTE;
		ret=snprintf(ptr, buflen, "%d_%03d-%d_%03d-%d, ",
			     ike_info->ike_ealg,
			     eklen,
			     ike_info->ike_halg,
			     aklen,
			     ike_info->ike_modp);
		ptr+=ret;
		buflen-=ret;
		if (buflen<0) break;
	    }
	}
	return ptr-buf;
}

Beispiel #3

Datei: ike_alg.c Projekt: BackupTheBerlios/wl530g-svn

/*	check if IKE hash algo is present */
bool ike_alg_hash_present(int halg)
{
	struct hash_desc *hash_desc = ike_alg_get_hasher(halg);
	return hash_desc ? hash_desc->hash_digest_size : 0;
}

Beispiel #4

Datei: ike_alg.c Projekt: fatenever/libreswan

/*	check if IKE hash algo is present */
bool ike_alg_hash_present(int halg)
{
	const struct hash_desc *hash_desc = ike_alg_get_hasher(halg);

	return hash_desc != NULL && hash_desc->hash_digest_len != 0;
}