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core/crypto: Switch to using ensure

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This commit is contained in:
Yawning Angel
2025-03-23 19:14:33 +09:00
parent dc94452fb9
commit 2f301e46dc
36 changed files with 188 additions and 363 deletions
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core/crypto/deoxysii/deoxysii.odin
+9 -24
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@@ -76,13 +76,8 @@ Context :: struct {
@(private)
_validate_common_slice_sizes :: proc (ctx: ^Context, tag, iv, aad, text: []byte) {
if len(tag) != TAG_SIZE {
panic("crypto/deoxysii: invalid tag size")
}
if len(iv) != IV_SIZE {
panic("crypto/deoxysii: invalid IV size")
}
ensure(len(tag) == TAG_SIZE, "crypto/deoxysii: invalid tag size")
ensure(len(iv) == IV_SIZE, "crypto/deoxysii: invalid IV size")
#assert(size_of(int) == 8 || size_of(int) <= 4)
// For the nonce-misuse resistant mode, the total size of the
@@ -95,9 +90,7 @@ _validate_common_slice_sizes :: proc (ctx: ^Context, tag, iv, aad, text: []byte)
// init initializes a Context with the provided key.
init :: proc(ctx: ^Context, key: []byte, impl := aes.DEFAULT_IMPLEMENTATION) {
if len(key) != KEY_SIZE {
panic("crypto/deoxysii: invalid key size")
}
ensure(len(key) == KEY_SIZE, "crypto/deoxysii: invalid key size")
ctx._impl = impl
if ctx._impl == .Hardware && !is_hardware_accelerated() {
@@ -114,15 +107,11 @@ init :: proc(ctx: ^Context, key: []byte, impl := aes.DEFAULT_IMPLEMENTATION) {
//
// dst and plaintext MUST alias exactly or not at all.
seal :: proc(ctx: ^Context, dst, tag, iv, aad, plaintext: []byte) {
assert(ctx._is_initialized)
ensure(ctx._is_initialized)
_validate_common_slice_sizes(ctx, tag, iv, aad, plaintext)
if len(dst) != len(plaintext) {
panic("crypto/deoxysii: invalid destination ciphertext size")
}
if bytes.alias_inexactly(dst, plaintext) {
panic("crypto/deoxysii: dst and plaintext alias inexactly")
}
ensure(len(dst) == len(plaintext), "crypto/deoxysii: invalid destination ciphertext size")
ensure(!bytes.alias_inexactly(dst, plaintext), "crypto/deoxysii: dst and plaintext alias inexactly")
switch ctx._impl {
case .Hardware:
@@ -140,15 +129,11 @@ seal :: proc(ctx: ^Context, dst, tag, iv, aad, plaintext: []byte) {
// dst and plaintext MUST alias exactly or not at all.
@(require_results)
open :: proc(ctx: ^Context, dst, iv, aad, ciphertext, tag: []byte) -> bool {
assert(ctx._is_initialized)
ensure(ctx._is_initialized)
_validate_common_slice_sizes(ctx, tag, iv, aad, ciphertext)
if len(dst) != len(ciphertext) {
panic("crypto/deoxysii: invalid destination plaintext size")
}
if bytes.alias_inexactly(dst, ciphertext) {
panic("crypto/deoxysii: dst and ciphertext alias inexactly")
}
ensure(len(dst) == len(ciphertext), "crypto/deoxysii: invalid destination plaintext size")
ensure(!bytes.alias_inexactly(dst, ciphertext), "crypto/deoxysii: dst and ciphertext alias inexactly")
ok: bool
switch ctx._impl {