From 3b62593394b72c411d075e6c1f9af47e7f5db626 Mon Sep 17 00:00:00 2001
From: Piotr Wojnarowski <piotr@wojnarow.ski>
Date: Mon, 11 May 2026 00:41:41 +0200
Subject: [PATCH] Fix Nettle 4 compatibility

---
 .SRCINFO                  |  2 ++
 PKGBUILD                  |  9 ++++++++
 nettle-4-digest-api.patch | 48 +++++++++++++++++++++++++++++++++++++++
 3 files changed, 59 insertions(+)
 create mode 100644 nettle-4-digest-api.patch

diff --git a/.SRCINFO b/.SRCINFO
index d8831ad..6239896 100644
--- a/.SRCINFO
+++ b/.SRCINFO
@@ -28,7 +28,9 @@ pkgbase = rom-properties
 	makedepends = tinyxml2
 	options = !debug
 	source = rom-properties-2.7.1.tar.gz::https://github.com/GerbilSoft/rom-properties/archive/v2.7.1.tar.gz
+	source = nettle-4-digest-api.patch
 	sha256sums = 6856e3ad88720d0571e82fcac64c0c51605f8ddfbd942130ee5a6e688a2bc399
+	sha256sums = f647ce0c460c05b1956b787804d0defef2771b71d2f64010a05f586c3d6fad10
 
 pkgname = rom-properties
 	depends = curl
diff --git a/PKGBUILD b/PKGBUILD
index 7ec53e2..7641331 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -33,13 +33,22 @@ makedepends=(
 )
 source=(
     "$pkgbase-$pkgver.tar.gz::https://github.com/GerbilSoft/rom-properties/archive/v$pkgver.tar.gz"
+    'nettle-4-digest-api.patch'
 )
 sha256sums=(
     '6856e3ad88720d0571e82fcac64c0c51605f8ddfbd942130ee5a6e688a2bc399'
+    'f647ce0c460c05b1956b787804d0defef2771b71d2f64010a05f586c3d6fad10'
 )
 options=(!debug)
 
 
+prepare() {
+    cd "$pkgbase-$pkgver"
+
+    patch -Np1 -i "$srcdir/nettle-4-digest-api.patch"
+}
+
+
 build() {
     cd "$pkgbase-$pkgver"
 
diff --git a/nettle-4-digest-api.patch b/nettle-4-digest-api.patch
new file mode 100644
index 0000000..88cc5c8
--- /dev/null
+++ b/nettle-4-digest-api.patch
@@ -0,0 +1,48 @@
+diff --git a/src/librpbase/crypto/HashNettle.cpp b/src/librpbase/crypto/HashNettle.cpp
+index b2cd045a5..65e81709a 100644
+--- a/src/librpbase/crypto/HashNettle.cpp
++++ b/src/librpbase/crypto/HashNettle.cpp
+@@ -17,6 +17,7 @@
+ #  include <nettle/md5.h>
+ #  include <nettle/sha1.h>
+ #  include <nettle/sha2.h>
++#  include <nettle/version.h>
+ #endif /* ENABLE_DECRYPTION */
+ 
+ // C++ STL classes
+@@ -24,6 +25,14 @@ using std::array;
+ 
+ namespace LibRpBase {
+ 
++#ifdef ENABLE_DECRYPTION
++#if NETTLE_VERSION_MAJOR >= 4
++#  define RP_NETTLE_DIGEST(func, ctx, length, digest) func((ctx), (digest))
++#else /* NETTLE_VERSION_MAJOR < 4 */
++#  define RP_NETTLE_DIGEST(func, ctx, length, digest) func((ctx), (length), (digest))
++#endif /* NETTLE_VERSION_MAJOR >= 4 */
++#endif /* ENABLE_DECRYPTION */
++
+ class HashPrivate
+ {
+ public:
+@@ -222,16 +232,16 @@ int Hash::getHash(uint8_t *pHash, size_t hash_len)
+ 		}
+ #ifdef ENABLE_DECRYPTION
+ 		case Algorithm::MD5:
+-			md5_digest(&d->ctx.md5, hash_len, pHash);
++			RP_NETTLE_DIGEST(md5_digest, &d->ctx.md5, expected_hash_len, pHash);
+ 			break;
+ 		case Algorithm::SHA1:
+-			sha1_digest(&d->ctx.sha1, hash_len, pHash);
++			RP_NETTLE_DIGEST(sha1_digest, &d->ctx.sha1, expected_hash_len, pHash);
+ 			break;
+ 		case Algorithm::SHA256:
+-			sha256_digest(&d->ctx.sha256, hash_len, pHash);
++			RP_NETTLE_DIGEST(sha256_digest, &d->ctx.sha256, expected_hash_len, pHash);
+ 			break;
+ 		case Algorithm::SHA512:
+-			sha512_digest(&d->ctx.sha512, hash_len, pHash);
++			RP_NETTLE_DIGEST(sha512_digest, &d->ctx.sha512, expected_hash_len, pHash);
+ 			break;
+ #endif /* ENABLE_DECRYPTION */
+ 	}
-- 
2.54.0