Page MenuHomeFreeBSD
Differential D24343 Diff 70586 head/sys/geom/eli/g_eli.h

Changeset View

Standalone View

View Options

head/sys/geom/eli/g_eli.h

Show First 20 Lines • Show All 411 Lines • ▼ Show 20 Linesg_eli_str2ealgo(const char *name)
else if (strcasecmp("null-cbc", name) == 0) else if (strcasecmp("null-cbc", name) == 0)
return (CRYPTO_NULL_CBC); return (CRYPTO_NULL_CBC);
else if (strcasecmp("aes", name) == 0) else if (strcasecmp("aes", name) == 0)
return (CRYPTO_AES_XTS); return (CRYPTO_AES_XTS);
else if (strcasecmp("aes-cbc", name) == 0) else if (strcasecmp("aes-cbc", name) == 0)
return (CRYPTO_AES_CBC); return (CRYPTO_AES_CBC);
else if (strcasecmp("aes-xts", name) == 0) else if (strcasecmp("aes-xts", name) == 0)
return (CRYPTO_AES_XTS); return (CRYPTO_AES_XTS);
else if (strcasecmp("blowfish", name) == 0)
return (CRYPTO_BLF_CBC);
else if (strcasecmp("blowfish-cbc", name) == 0)
return (CRYPTO_BLF_CBC);
else if (strcasecmp("camellia", name) == 0) else if (strcasecmp("camellia", name) == 0)
return (CRYPTO_CAMELLIA_CBC); return (CRYPTO_CAMELLIA_CBC);
else if (strcasecmp("camellia-cbc", name) == 0) else if (strcasecmp("camellia-cbc", name) == 0)
return (CRYPTO_CAMELLIA_CBC); return (CRYPTO_CAMELLIA_CBC);
else if (strcasecmp("3des", name) == 0)
return (CRYPTO_3DES_CBC);
else if (strcasecmp("3des-cbc", name) == 0)
return (CRYPTO_3DES_CBC);
return (CRYPTO_ALGORITHM_MIN - 1); return (CRYPTO_ALGORITHM_MIN - 1);
} }
static __inline u_int static __inline u_int
g_eli_str2aalgo(const char *name) g_eli_str2aalgo(const char *name)
{ {
if (strcasecmp("hmac/md5", name) == 0) if (strcasecmp("hmac/sha1", name) == 0)
return (CRYPTO_MD5_HMAC);
else if (strcasecmp("hmac/sha1", name) == 0)
return (CRYPTO_SHA1_HMAC); return (CRYPTO_SHA1_HMAC);
else if (strcasecmp("hmac/ripemd160", name) == 0) else if (strcasecmp("hmac/ripemd160", name) == 0)
return (CRYPTO_RIPEMD160_HMAC); return (CRYPTO_RIPEMD160_HMAC);
else if (strcasecmp("hmac/sha256", name) == 0) else if (strcasecmp("hmac/sha256", name) == 0)
return (CRYPTO_SHA2_256_HMAC); return (CRYPTO_SHA2_256_HMAC);
else if (strcasecmp("hmac/sha384", name) == 0) else if (strcasecmp("hmac/sha384", name) == 0)
return (CRYPTO_SHA2_384_HMAC); return (CRYPTO_SHA2_384_HMAC);
else if (strcasecmp("hmac/sha512", name) == 0) else if (strcasecmp("hmac/sha512", name) == 0)
return (CRYPTO_SHA2_512_HMAC); return (CRYPTO_SHA2_512_HMAC);
return (CRYPTO_ALGORITHM_MIN - 1); return (CRYPTO_ALGORITHM_MIN - 1);
} }
static __inline const char * static __inline const char *
g_eli_algo2str(u_int algo) g_eli_algo2str(u_int algo)
{ {
switch (algo) { switch (algo) {
case CRYPTO_NULL_CBC: case CRYPTO_NULL_CBC:
return ("NULL"); return ("NULL");
case CRYPTO_AES_CBC: case CRYPTO_AES_CBC:
return ("AES-CBC"); return ("AES-CBC");
case CRYPTO_AES_XTS: case CRYPTO_AES_XTS:
return ("AES-XTS"); return ("AES-XTS");
case CRYPTO_BLF_CBC:
return ("Blowfish-CBC");
case CRYPTO_CAMELLIA_CBC: case CRYPTO_CAMELLIA_CBC:
return ("CAMELLIA-CBC"); return ("CAMELLIA-CBC");
case CRYPTO_3DES_CBC:
return ("3DES-CBC");
case CRYPTO_MD5_HMAC:
return ("HMAC/MD5");
case CRYPTO_SHA1_HMAC: case CRYPTO_SHA1_HMAC:
return ("HMAC/SHA1"); return ("HMAC/SHA1");
case CRYPTO_RIPEMD160_HMAC: case CRYPTO_RIPEMD160_HMAC:
return ("HMAC/RIPEMD160"); return ("HMAC/RIPEMD160");
case CRYPTO_SHA2_256_HMAC: case CRYPTO_SHA2_256_HMAC:
return ("HMAC/SHA256"); return ("HMAC/SHA256");
case CRYPTO_SHA2_384_HMAC: case CRYPTO_SHA2_384_HMAC:
return ("HMAC/SHA384"); return ("HMAC/SHA384");
Show All 36 Lineseli_metadata_dump(const struct g_eli_metadata *md)
bzero(str, sizeof(str)); bzero(str, sizeof(str));
for (i = 0; i < 16; i++) { for (i = 0; i < 16; i++) {
str[i * 2] = hex[md->md_hash[i] >> 4]; str[i * 2] = hex[md->md_hash[i] >> 4];
str[i * 2 + 1] = hex[md->md_hash[i] & 0x0f]; str[i * 2 + 1] = hex[md->md_hash[i] & 0x0f];
} }
printf(" MD5 hash: %s\n", str); printf(" MD5 hash: %s\n", str);
} }
#ifdef _KERNEL
static bool
eli_metadata_crypto_supported(const struct g_eli_metadata *md)
{
switch (md->md_ealgo) {
case CRYPTO_NULL_CBC:
case CRYPTO_AES_CBC:
case CRYPTO_CAMELLIA_CBC:
case CRYPTO_AES_XTS:
break;
default:
return (false);
}
if (md->md_flags & G_ELI_FLAG_AUTH) {
switch (md->md_aalgo) {
case CRYPTO_SHA1_HMAC:
case CRYPTO_RIPEMD160_HMAC:
case CRYPTO_SHA2_256_HMAC:
case CRYPTO_SHA2_384_HMAC:
case CRYPTO_SHA2_512_HMAC:
break;
default:
return (false);
}
}
return (true);
}
#endif
static __inline u_int static __inline u_int
g_eli_keylen(u_int algo, u_int keylen) g_eli_keylen(u_int algo, u_int keylen)
{ {
switch (algo) { switch (algo) {
case CRYPTO_NULL_CBC: case CRYPTO_NULL_CBC:
if (keylen == 0) if (keylen == 0)
keylen = 64 * 8; keylen = 64 * 8;
Show All 19 Lines case CRYPTO_AES_XTS:
case 0: case 0:
return (128); return (128);
case 128: case 128:
case 256: case 256:
return (keylen); return (keylen);
default: default:
return (0); return (0);
} }
case CRYPTO_BLF_CBC:
if (keylen == 0)
return (128);
if (keylen < 128 || keylen > 448)
return (0);
if ((keylen % 32) != 0)
return (0);
return (keylen);
case CRYPTO_3DES_CBC:
if (keylen == 0 || keylen == 192)
return (192);
return (0);
default: default:
return (0); return (0);
} }
} }
static __inline u_int static __inline u_int
g_eli_ivlen(u_int algo) g_eli_ivlen(u_int algo)
{ {
switch (algo) { switch (algo) {
case CRYPTO_AES_XTS: case CRYPTO_AES_XTS:
return (AES_XTS_IV_LEN); return (AES_XTS_IV_LEN);
case CRYPTO_AES_CBC: case CRYPTO_AES_CBC:
return (AES_BLOCK_LEN); return (AES_BLOCK_LEN);
case CRYPTO_BLF_CBC:
return (BLOWFISH_BLOCK_LEN);
case CRYPTO_CAMELLIA_CBC: case CRYPTO_CAMELLIA_CBC:
return (CAMELLIA_BLOCK_LEN); return (CAMELLIA_BLOCK_LEN);
case CRYPTO_3DES_CBC:
return (DES3_BLOCK_LEN);
} }
return (0); return (0);
} }
static __inline u_int static __inline u_int
g_eli_hashlen(u_int algo) g_eli_hashlen(u_int algo)
{ {
switch (algo) { switch (algo) {
case CRYPTO_MD5_HMAC:
return (16);
case CRYPTO_SHA1_HMAC: case CRYPTO_SHA1_HMAC:
return (20); return (20);
case CRYPTO_RIPEMD160_HMAC: case CRYPTO_RIPEMD160_HMAC:
return (20); return (20);
case CRYPTO_SHA2_256_HMAC: case CRYPTO_SHA2_256_HMAC:
return (32); return (32);
case CRYPTO_SHA2_384_HMAC: case CRYPTO_SHA2_384_HMAC:
return (48); return (48);
▲ Show 20 Lines • Show All 133 Lines • Show Last 20 Lines