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Simplify keyslot context initialization code.

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This commit is contained in:
Ondrej Kozina
2024-09-24 13:33:06 +02:00
committed by Milan Broz
parent 3c00305156
commit 8ad28547ee
3 changed files with 32 additions and 77 deletions
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77
lib/keyslot_context.c
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@@ -456,17 +456,11 @@ void crypt_keyslot_context_init_by_keyring_internal(struct crypt_keyslot_context
kc->type = CRYPT_KC_TYPE_KEYRING;
kc->u.kr.key_description = key_description;
kc->u.kr.i_key_description = NULL;
kc->get_luks2_key = get_luks2_key_by_keyring;
kc->get_luks2_volume_key = get_luks2_volume_key_by_keyring;
kc->get_luks1_volume_key = get_luks1_volume_key_by_keyring;
kc->get_luks2_volume_key = get_luks2_volume_key_by_keyring;
kc->get_passphrase = get_passphrase_by_keyring;
kc->get_plain_volume_key = NULL;
kc->get_bitlk_volume_key = NULL;
kc->get_fvault2_volume_key = NULL;
kc->get_verity_volume_key = NULL;
kc->get_integrity_volume_key = NULL;
kc->context_free = keyring_context_free;
crypt_keyslot_context_init_common(kc);
}
@@ -486,12 +480,11 @@ void crypt_keyslot_context_init_by_key_internal(struct crypt_keyslot_context *kc
kc->type = CRYPT_KC_TYPE_KEY;
kc->u.k.volume_key = volume_key;
kc->u.k.i_vk = NULL;
kc->u.k.volume_key_size = volume_key_size;
kc->get_luks2_key = get_key_by_key;
kc->get_luks2_volume_key = get_volume_key_by_key;
kc->get_luks1_volume_key = get_volume_key_by_key;
kc->get_passphrase = NULL; /* keyslot key context does not provide passphrase */
kc->get_luks2_volume_key = get_volume_key_by_key;
kc->get_plain_volume_key = get_generic_volume_key_by_key;
kc->get_bitlk_volume_key = get_generic_volume_key_by_key;
kc->get_fvault2_volume_key = get_generic_volume_key_by_key;
@@ -522,17 +515,8 @@ void crypt_keyslot_context_init_by_signed_key_internal(struct crypt_keyslot_cont
kc->u.ks.volume_key_size = volume_key_size;
kc->u.ks.signature = signature;
kc->u.ks.signature_size = signature_size;
kc->u.ks.i_vk = NULL;
kc->u.ks.i_vk_sig = NULL;
kc->get_luks2_key = NULL;
kc->get_luks2_volume_key = NULL;
kc->get_luks1_volume_key = NULL;
kc->get_passphrase = NULL;
kc->get_plain_volume_key = NULL;
kc->get_bitlk_volume_key = NULL;
kc->get_fvault2_volume_key = NULL;
kc->get_verity_volume_key = get_generic_signed_key_by_key;
kc->get_integrity_volume_key = NULL;
kc->context_free = signed_key_context_free;
crypt_keyslot_context_init_common(kc);
}
@@ -547,15 +531,9 @@ void crypt_keyslot_context_init_by_passphrase_internal(struct crypt_keyslot_cont
kc->u.p.passphrase = passphrase;
kc->u.p.passphrase_size = passphrase_size;
kc->get_luks2_key = get_luks2_key_by_passphrase;
kc->get_luks2_volume_key = get_luks2_volume_key_by_passphrase;
kc->get_luks1_volume_key = get_luks1_volume_key_by_passphrase;
kc->get_luks2_volume_key = get_luks2_volume_key_by_passphrase;
kc->get_passphrase = get_passphrase_by_passphrase;
kc->get_plain_volume_key = NULL;
kc->get_bitlk_volume_key = NULL;
kc->get_fvault2_volume_key = NULL;
kc->get_verity_volume_key = NULL;
kc->get_integrity_volume_key = NULL;
kc->context_free = NULL;
crypt_keyslot_context_init_common(kc);
}
@@ -575,19 +553,13 @@ void crypt_keyslot_context_init_by_keyfile_internal(struct crypt_keyslot_context
kc->type = CRYPT_KC_TYPE_KEYFILE;
kc->u.kf.keyfile = keyfile;
kc->u.kf.i_keyfile = NULL;
kc->u.kf.keyfile_size = keyfile_size;
kc->u.kf.keyfile_offset = keyfile_offset;
kc->u.kf.i_keyfile = NULL;
kc->u.kf.keyfile_size = keyfile_size;
kc->get_luks2_key = get_luks2_key_by_keyfile;
kc->get_luks2_volume_key = get_luks2_volume_key_by_keyfile;
kc->get_luks1_volume_key = get_luks1_volume_key_by_keyfile;
kc->get_luks2_volume_key = get_luks2_volume_key_by_keyfile;
kc->get_passphrase = get_passphrase_by_keyfile;
kc->get_plain_volume_key = NULL;
kc->get_bitlk_volume_key = NULL;
kc->get_fvault2_volume_key = NULL;
kc->get_verity_volume_key = NULL;
kc->get_integrity_volume_key = NULL;
kc->context_free = keyfile_context_free;
crypt_keyslot_context_init_common(kc);
}
@@ -612,20 +584,13 @@ void crypt_keyslot_context_init_by_token_internal(struct crypt_keyslot_context *
kc->type = CRYPT_KC_TYPE_TOKEN;
kc->u.t.id = token;
kc->u.t.type = type;
kc->u.t.i_type = NULL;
kc->u.t.pin = pin;
kc->u.t.i_pin = NULL;
kc->u.t.pin_size = pin_size;
kc->u.t.usrptr = usrptr;
kc->get_luks2_key = get_luks2_key_by_token;
kc->get_luks2_volume_key = get_luks2_volume_key_by_token;
kc->get_luks1_volume_key = NULL; /* LUKS1 is not supported */
kc->get_passphrase = get_passphrase_by_token;
kc->get_plain_volume_key = NULL;
kc->get_bitlk_volume_key = NULL;
kc->get_fvault2_volume_key = NULL;
kc->get_verity_volume_key = NULL;
kc->get_integrity_volume_key = NULL;
kc->context_free = token_context_free;
crypt_keyslot_context_init_common(kc);
}
@@ -644,17 +609,9 @@ void crypt_keyslot_context_init_by_vk_in_keyring_internal(struct crypt_keyslot_c
kc->type = CRYPT_KC_TYPE_VK_KEYRING;
kc->u.vk_kr.key_description = key_description;
kc->u.vk_kr.i_key_description = NULL;
kc->get_luks2_key = get_key_by_vk_in_keyring;
kc->get_luks2_volume_key = get_volume_key_by_vk_in_keyring;
kc->get_luks1_volume_key = NULL;
kc->get_passphrase = NULL; /* keyslot key context does not provide passphrase */
kc->get_plain_volume_key = NULL;
kc->get_bitlk_volume_key = NULL;
kc->get_fvault2_volume_key = NULL;
kc->get_verity_volume_key = NULL;
kc->get_integrity_volume_key = NULL;
kc->context_free = vk_in_keyring_context_free;
crypt_keyslot_context_init_common(kc);
}
@@ -668,8 +625,6 @@ void crypt_keyslot_context_destroy_internal(struct crypt_keyslot_context *kc)
kc->context_free(kc);
crypt_safe_free(kc->i_passphrase);
kc->i_passphrase = NULL;
kc->i_passphrase_size = 0;
}
void crypt_keyslot_context_free(struct crypt_keyslot_context *kc)
@@ -689,7 +644,7 @@ static int _crypt_keyslot_context_init_by_passphrase(const char *passphrase,
if (!kc || !passphrase)
return -EINVAL;
tmp = malloc(sizeof(*tmp));
tmp = crypt_zalloc(sizeof(*tmp));
if (!tmp)
return -ENOMEM;
@@ -755,7 +710,7 @@ static int _crypt_keyslot_context_init_by_keyfile(const char *keyfile,
if (!kc || !keyfile)
return -EINVAL;
tmp = malloc(sizeof(*tmp));
tmp = crypt_zalloc(sizeof(*tmp));
if (!tmp)
return -ENOMEM;
@@ -816,7 +771,7 @@ static int _crypt_keyslot_context_init_by_token(int token,
(pin && !pin_size))
return -EINVAL;
tmp = malloc(sizeof(*tmp));
tmp = crypt_zalloc(sizeof(*tmp));
if (!tmp)
return -ENOMEM;
@@ -887,7 +842,7 @@ static int _crypt_keyslot_context_init_by_volume_key(const char *volume_key,
if (!kc)
return -EINVAL;
tmp = malloc(sizeof(*tmp));
tmp = crypt_zalloc(sizeof(*tmp));
if (!tmp)
return -ENOMEM;
@@ -944,7 +899,7 @@ static int _crypt_keyslot_context_init_by_signed_key(const char *volume_key,
if (!kc)
return -EINVAL;
tmp = malloc(sizeof(*tmp));
tmp = crypt_zalloc(sizeof(*tmp));
if (!tmp)
return -ENOMEM;
@@ -1014,7 +969,7 @@ static int _crypt_keyslot_context_init_by_keyring(const char *key_description,
if (!kc || !key_description)
return -EINVAL;
tmp = malloc(sizeof(*tmp));
tmp = crypt_zalloc(sizeof(*tmp));
if (!tmp)
return -ENOMEM;
@@ -1066,7 +1021,7 @@ static int _crypt_keyslot_context_init_by_vk_in_keyring(const char *key_descript
if (!kc || !key_description)
return -EINVAL;
tmp = malloc(sizeof(*tmp));
tmp = crypt_zalloc(sizeof(*tmp));
if (!tmp)
return -ENOMEM;