public/browser
1
0
Fork 0
mirror of https://github.com/lightpanda-io/browser.git synced 2026-03-22 12:44:43 +00:00
Code Issues Actions 5 Packages Projects Releases Wiki Activity

make pem private key buffers smaller with comments

Browse Source
This commit is contained in:
Muki Kiboigo
2026-03-04 05:52:32 -08:00
parent 9971816711
commit a1fb11ae33
1 changed files with 5 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
src/network/WebBotAuth.zig
View File

@@ -41,8 +41,8 @@ fn parsePemPrivateKey(pem: []const u8) !*crypto.EVP_PKEY {
const b64 = std.mem.trim(u8, pem[start_idx + begin.len .. end_idx], &std.ascii.whitespace);
// strip newlines from b64
var clean: [4096]u8 = undefined;
// Ed25519 PKCS#8 DER is always 48 bytes, which base64-encodes to exactly 64 chars
var clean: [64]u8 = undefined;
var clean_len: usize = 0;
for (b64) |ch| {
if (ch != '\n' and ch != '\r') {
@@ -51,11 +51,12 @@ fn parsePemPrivateKey(pem: []const u8) !*crypto.EVP_PKEY {
}
}
var der: [128]u8 = undefined;
// decode base64 into 48-byte DER buffer
var der: [48]u8 = undefined;
const decoded_len = try std.base64.standard.Decoder.calcSizeForSlice(clean[0..clean_len]);
try std.base64.standard.Decoder.decode(der[0..decoded_len], clean[0..clean_len]);
// Ed25519 PKCS#8: key bytes are at offset 16, 32 bytes long
// Ed25519 PKCS#8 structure always places the 32-byte raw private key at offset 16.
const key_bytes = der[16..48];
const pkey = crypto.EVP_PKEY_new_raw_private_key(crypto.EVP_PKEY_ED25519, null, key_bytes.ptr, 32);