fix: uthash update and buffer overflow found

.gitattributes

@@ -0,0 +1,2 @@
+# Ensure .gitmodules always uses LF line endings
+.gitmodules text eol=lf

.github/workflows/build-centos8.yml

@@ -9,7 +9,9 @@ jobs:
 
     steps:
       - name: Set up Git repository
-        uses: actions/checkout@v1
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
       - name: Build LTFS
         id: build
         uses: LinearTapeFileSystem/CentOS8-Build@v1.6

.github/workflows/build-debian10.yml

@@ -9,7 +9,9 @@ jobs:
 
     steps:
       - name: Set up Git repository
-        uses: actions/checkout@v1
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
       - name: Build LTFS
         id: build
         uses: LinearTapeFileSystem/Debian10-Build@v1.1

.github/workflows/build-debian9.yml

@@ -9,7 +9,9 @@ jobs:
 
     steps:
       - name: Set up Git repository
-        uses: actions/checkout@v1
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
       - name: Build LTFS
         id: build
         uses: LinearTapeFileSystem/Debian9-Build@v1.0

.github/workflows/build-fedora28.yml

@@ -9,7 +9,9 @@ jobs:
 
     steps:
       - name: Set up Git repository
-        uses: actions/checkout@v1
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
       - name: Build LTFS
         id: build
         uses: LinearTapeFileSystem/Fedora28-Build@v1.0

.github/workflows/build-ubuntu-bionic.yml

@@ -9,7 +9,9 @@ jobs:
 
     steps:
       - name: Set up Git repository
-        uses: actions/checkout@v1
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
       - name: Build LTFS
         id: build
         uses: LinearTapeFileSystem/Ubuntu1804-Build@v1.0

.github/workflows/build-ubuntu-focal.yml

@@ -9,7 +9,9 @@ jobs:
 
     steps:
       - name: Set up Git repository
-        uses: actions/checkout@v1
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
       - name: Build LTFS
         id: build
         uses: LinearTapeFileSystem/Ubuntu2004-Build@v1.1

.github/workflows/build-ubuntu-xeneal.yml

@@ -9,7 +9,9 @@ jobs:
 
     steps:
       - name: Set up Git repository
-        uses: actions/checkout@v1
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
       - name: Build LTFS
         id: build
         uses: LinearTapeFileSystem/Ubuntu1604-Build@v1.0

.github/workflows/codeql-analysis.yml

@@ -39,7 +39,9 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
+      with:
+        submodules: recursive
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL

.github/workflows/update-uthash.yml

@@ -0,0 +1,51 @@
+name: Update uthash.h from submodule
+
+on:
+  schedule:
+    - cron: '0 0 * * 0'  # Weekly on Sunday at midnight UTC
+  workflow_dispatch:  # Allow manual trigger
+  push:
+    paths:
+      - '.gitmodules'
+      - 'src/libltfs/uthash_submodule/**'
+
+jobs:
+  update-uthash:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
+          token: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Update submodule to latest
+        run: |
+          git submodule update --remote --merge src/libltfs/uthash_submodule
+          git add src/libltfs/uthash_submodule
+
+      - name: Check for changes
+        id: check_changes
+        run: |
+          git diff --cached --quiet || echo "changed=true" >> $GITHUB_OUTPUT
+
+      - name: Create Pull Request
+        if: steps.check_changes.outputs.changed == 'true'
+        uses: peter-evans/create-pull-request@v5
+        with:
+          commit-message: 'chore: update uthash.h from upstream'
+          title: 'chore: update uthash.h from upstream'
+          body: |
+            Automated update of uthash.h from the official uthash repository.
+
+            This PR updates `src/libltfs/uthash.h` to the latest version from the uthash submodule.
+
+            **Changes:**
+            - Updated uthash submodule to latest commit
+            - Copied uthash.h from submodule to src/libltfs/
+
+            **Note:** The OOM handling macros are defined in `uthash_ext.h` and remain unchanged.
+          branch: automated/update-uthash
+          delete-branch: true
+
+# Made with Bob

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "src/libltfs/uthash_repo"]
+	path = src/libltfs/uthash_submodule
+	url = https://github.com/troydhanson/uthash.git

src/kmi/flatfile.c

@@ -108,7 +108,7 @@ static int convert_option(const unsigned char * const path, unsigned char **dk_l
 	unsigned int num_of_lines = 0; /* number of lines which has a valid info */
 	for (num_of_lines = 0; fgets(buf, sizeof(buf), fp); ++num_of_lines) {
 		const int i = num_of_lines % 2;
-		if (! strncmp(buf, tag[i].name, strlen(tag[i].name))) {
+		if (! strncmp(buf, tag[i].name, strlen(tag[i].name)) && strlen(buf) >= strlen(tag[i].name)) {
 			if (buf[strlen(buf) - 1] == '\n')
 				buf[strlen(buf) - 1] = '\0';