From ad27730d47ce7b51f242d39d836ce0291c36f97d Mon Sep 17 00:00:00 2001
From: Vsevolod Stakhov <vsevolod@rspamd.com>
Date: Fri, 16 May 2025 11:43:39 +0100
Subject: [PATCH] [Minor] Add HEIC files patterns

---
 lualib/lua_magic/patterns.lua | 17 +++++++++++++++++
 lualib/lua_magic/types.lua    | 12 +++++++++++-
 2 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/lualib/lua_magic/patterns.lua b/lualib/lua_magic/patterns.lua
index 971ddd95f..4b19c9fec 100644
--- a/lualib/lua_magic/patterns.lua
+++ b/lualib/lua_magic/patterns.lua
@@ -466,6 +466,23 @@ local patterns = {
       },
     }
   },
+  heic = {
+    matches = {
+      {
+        -- HEIC/HEIF file format signature
+        -- Starts with ftyp followed by specific brand identifiers
+        string = "^....ftyphe[im][cs]",
+        relative_position = 0,
+        weight = 60,
+      },
+      {
+        -- Alternative signature for HEIC/HEIF
+        string = [[^....ftypmif1]],
+        relative_position = 0,
+        weight = 60,
+      },
+    }
+  },
 }
 
 return patterns
diff --git a/lualib/lua_magic/types.lua b/lualib/lua_magic/types.lua
index 3dce2e1f8..f81c1310d 100644
--- a/lualib/lua_magic/types.lua
+++ b/lualib/lua_magic/types.lua
@@ -279,6 +279,16 @@ local types = {
     ct = 'image/bmp',
     av_check = false,
   },
+  heic = {
+    type = 'image',
+    ct = 'image/heic',
+    av_check = false,
+  },
+  heif = {
+    type = 'image',
+    ct = 'image/heif',
+    av_check = false,
+  },
   dwg = {
     type = 'image',
     ct = 'image/vnd.dwg',
@@ -324,4 +334,4 @@ local types = {
   },
 }
 
-return types
\ No newline at end of file
+return types