ed/Odin
1
0
Fork 0
mirror of https://github.com/Ed94/Odin.git synced 2026-08-05 15:18:49 +00:00
Code Issues Packages Projects Releases Wiki Activity

core/crypto: Switch to using ensure

Browse Source
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
Download Patch File Download Diff File Expand all files Collapse all files
core/crypto/aes/aes_ctr.odin
+4 -8
View File
@@ -21,9 +21,7 @@ Context_CTR :: struct {
// init_ctr initializes a Context_CTR with the provided key and IV.
init_ctr :: proc(ctx: ^Context_CTR, key, iv: []byte, impl := DEFAULT_IMPLEMENTATION) {
if len(iv) != CTR_IV_SIZE {
panic("crypto/aes: invalid CTR IV size")
}
ensure(len(iv) == CTR_IV_SIZE, "crypto/aes: invalid CTR IV size")
init_impl(&ctx._impl, key, impl)
ctx._off = BLOCK_SIZE
@@ -36,16 +34,14 @@ init_ctr :: proc(ctx: ^Context_CTR, key, iv: []byte, impl := DEFAULT_IMPLEMENTAT
// keystream, and writes the resulting output to dst. dst and src MUST
// alias exactly or not at all.
xor_bytes_ctr :: proc(ctx: ^Context_CTR, dst, src: []byte) {
assert(ctx._is_initialized)
ensure(ctx._is_initialized)
src, dst := src, dst
if dst_len := len(dst); dst_len < len(src) {
src = src[:dst_len]
}
if bytes.alias_inexactly(dst, src) {
panic("crypto/aes: dst and src alias inexactly")
}
ensure(!bytes.alias_inexactly(dst, src), "crypto/aes: dst and src alias inexactly")
#no_bounds_check for remaining := len(src); remaining > 0; {
// Process multiple blocks at once
@@ -82,7 +78,7 @@ xor_bytes_ctr :: proc(ctx: ^Context_CTR, dst, src: []byte) {
// keystream_bytes_ctr fills dst with the raw AES-CTR keystream output.
keystream_bytes_ctr :: proc(ctx: ^Context_CTR, dst: []byte) {
assert(ctx._is_initialized)
ensure(ctx._is_initialized)
dst := dst
#no_bounds_check for remaining := len(dst); remaining > 0; {