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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/_fiat/field_poly1305/field.odin
+1 -3
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@@ -28,9 +28,7 @@ fe_from_bytes :: #force_inline proc "contextless" (
// makes implementing the actual MAC block processing considerably
// neater.
if len(arg1) != 16 {
panic_contextless("poly1305: invalid field element size")
}
ensure_contextless(len(arg1) == 16, "poly1305: invalid field element size")
// While it may be unwise to do deserialization here on our
// own when fiat-crypto provides equivalent functionality,
core/crypto/_fiat/field_scalar25519/field.odin
+3 -6
View File
@@ -94,9 +94,8 @@ fe_from_bytes_wide :: proc "contextless" (
@(private)
_fe_from_bytes_short :: proc "contextless" (out1: ^Montgomery_Domain_Field_Element, arg1: []byte) {
// INVARIANT: len(arg1) < 32.
if len(arg1) >= 32 {
panic_contextless("edwards25519: oversized short scalar")
}
ensure_contextless(len(arg1) < 32, "edwards25519: oversized short scalar")
tmp: [32]byte
copy(tmp[:], arg1)
@@ -105,9 +104,7 @@ _fe_from_bytes_short :: proc "contextless" (out1: ^Montgomery_Domain_Field_Eleme
}
fe_to_bytes :: proc "contextless" (out1: []byte, arg1: ^Montgomery_Domain_Field_Element) {
if len(out1) != 32 {
panic_contextless("edwards25519: oversized scalar output buffer")
}
ensure_contextless(len(out1) == 32, "edwards25519: oversized scalar output buffer")
tmp: Non_Montgomery_Domain_Field_Element
fe_from_montgomery(&tmp, arg1)