Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wNXnY-000tMw-36 for pgsql-committers@arkaria.postgresql.org; Thu, 14 May 2026 15:16:28 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1wNX44-00D4jG-05 for pgsql-committers@arkaria.postgresql.org; Thu, 14 May 2026 14:29:28 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wMPcJ-000mQl-0x for pgsql-committers@lists.postgresql.org; Mon, 11 May 2026 12:20:11 +0000 Received: from mahout.postgresql.org ([2001:4800:3e1:1::227]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1wMPbv-000000002L7-2iB2 for pgsql-committers@lists.postgresql.org; Mon, 11 May 2026 12:20:10 +0000 Received: from gemulon.postgresql.org ([72.32.157.198]) by mahout.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wMPbm-0005ao-2U for pgsql-committers@lists.postgresql.org; Mon, 11 May 2026 12:19:39 +0000 Received: from localhost ([127.0.0.1] helo=gemulon.postgresql.org) by gemulon.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1wMPbm-0002XF-16 for pgsql-committers@lists.postgresql.org; Mon, 11 May 2026 12:19:38 +0000 Content-Type: multipart/mixed; boundary="===============6707922817636323400==" MIME-Version: 1.0 From: Noah Misch To: pgsql-committers@lists.postgresql.org Subject: pgsql: Add timingsafe_bcmp(), for constant-time memory comparison X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Mon, 11 May 2026 12:19:38 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============6707922817636323400== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 QWRkIHRpbWluZ3NhZmVfYmNtcCgpLCBmb3IgY29uc3RhbnQtdGltZSBtZW1vcnkgY29tcGFyaXNv bgoKdGltaW5nc2FmZV9iY21wKCkgc2hvdWxkIGJlIHVzZWQgaW5zdGVhZCBvZiBtZW1jbXAoKSBv ciBhIG5haXZlCmZvci1sb29wLCB3aGVuIGNvbXBhcmluZyBwYXNzd29yZHMgb3Igc2VjcmV0IHRv a2VucywgdG8gYXZvaWQgbGVha2luZwppbmZvcm1hdGlvbiBhYm91dCB0aGUgc2VjcmV0IHRva2Vu IGJ5IHRpbWluZy4gVGhpcyBjb21taXQganVzdAppbnRyb2R1Y2VzIHRoZSBmdW5jdGlvbiBidXQg ZG9lcyBub3QgY2hhbmdlIGFueSBleGlzdGluZyBjb2RlIHRvIHVzZQppdCB5ZXQuCgpUaGlzIGhh cyBiZWVuIGluaXRpYWxseSBhcHBsaWVkIGFzIG9mIDA5YmUzOTExMjY1NCBpbiB2MTggYW5kIG5l d2VyCnZlcnNpb25zLCBhbmQgd2lsbCBiZSB1c2VkIGluIGFsbCB0aGUgc3RhYmxlIGJyYW5jaGVz IGZvciBhbiB1cGNvbWluZwpmaXguCgpDby1hdXRob3JlZC1ieTogSmVsdGUgRmVubmVtYS1OaW8g PGdpdGh1Yi10ZWNoQGplbHRlZi5ubD4KRGlzY3Vzc2lvbjogaHR0cHM6Ly93d3cucG9zdGdyZXNx bC5vcmcvbWVzc2FnZS1pZC83Yjg2ZGEzYi05MzU2LTRlNTAtYWExYi01NjU3MDgyNWUyMzRAaWtp LmZpClNlY3VyaXR5OiBDVkUtMjAyNi02NDc4CkJhY2twYXRjaC10aHJvdWdoOiAxNAoKQnJhbmNo Ci0tLS0tLQpSRUxfMTdfU1RBQkxFCgpEZXRhaWxzCi0tLS0tLS0KaHR0cHM6Ly9naXQucG9zdGdy ZXNxbC5vcmcvcGcvY29tbWl0ZGlmZi84ZTM0YWNmZGExMTU5NWZkZjJiMWNmYTk2ZGM2OTQ5YzM0 ZDM0Y2Q3CkF1dGhvcjogSGVpa2tpIExpbm5ha2FuZ2FzIDxoZWlra2kubGlubmFrYW5nYXNAaWtp LmZpPgoKTW9kaWZpZWQgRmlsZXMKLS0tLS0tLS0tLS0tLS0KY29uZmlndXJlICAgICAgICAgICAg ICAgICAgfCAyMyArKysrKysrKysrKysrKysrKysrKysrKwpjb25maWd1cmUuYWMgICAgICAgICAg ICAgICB8ICAzICsrLQptZXNvbi5idWlsZCAgICAgICAgICAgICAgICB8ICAyICsrCnNyYy9pbmNs dWRlL3BnX2NvbmZpZy5oLmluIHwgIDcgKysrKysrKwpzcmMvaW5jbHVkZS9wb3J0LmggICAgICAg ICB8ICA0ICsrKysKc3JjL3BvcnQvbWVzb24uYnVpbGQgICAgICAgfCAgMSArCnNyYy9wb3J0L3Rp bWluZ3NhZmVfYmNtcC5jIHwgNDMgKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysr KysrKysrKwo3IGZpbGVzIGNoYW5nZWQsIDgyIGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkK Cg== --===============6707922817636323400==--