Merge "Split out host shared libs target from device-tests" into main
diff --git a/core/config_sanitizers.mk b/core/config_sanitizers.mk
index ab2d5c1..c0f2c68 100644
--- a/core/config_sanitizers.mk
+++ b/core/config_sanitizers.mk
@@ -284,9 +284,9 @@
 ifneq ($(filter memtag_stack,$(my_sanitize)),)
   my_cflags += -fsanitize=memtag-stack
   my_ldflags += -fsanitize=memtag-stack
-  my_cflags += -march=armv8a+memtag
-  my_ldflags += -march=armv8a+memtag
-  my_asflags += -march=armv8a+memtag
+  my_cflags += -Xclang -target-feature -Xclang +mte
+  my_ldflags += -Xclang -target-feature -Xclang +mte
+  my_asflags += -Xclang -target-feature -Xclang +mte
   my_sanitize := $(filter-out memtag_stack,$(my_sanitize))
 endif
 
diff --git a/teams/Android.bp b/teams/Android.bp
index 94585fc..0f5b475 100644
--- a/teams/Android.bp
+++ b/teams/Android.bp
@@ -4440,3 +4440,10 @@
     // go/trendy/manage/engineers/5097003746426880
     trendy_team_id: "5097003746426880",
 }
+
+team {
+    name: "trendy_team_desktop_firmware",
+
+    // go/trendy/manage/engineers/5787938454863872
+    trendy_team_id: "5787938454863872",
+}
diff --git a/tools/aconfig/aconfig/Android.bp b/tools/aconfig/aconfig/Android.bp
index 68521af..5037783 100644
--- a/tools/aconfig/aconfig/Android.bp
+++ b/tools/aconfig/aconfig/Android.bp
@@ -68,6 +68,14 @@
     ],
 }
 
+aconfig_values {
+    name: "aconfig.test.flag.second_values",
+    package: "com.android.aconfig.test",
+    srcs: [
+        "tests/third.values",
+    ],
+}
+
 aconfig_value_set {
     name: "aconfig.test.flag.value_set",
     values: [
diff --git a/tools/aconfig/aconfig/src/commands.rs b/tools/aconfig/aconfig/src/commands.rs
index 797a893..b585416 100644
--- a/tools/aconfig/aconfig/src/commands.rs
+++ b/tools/aconfig/aconfig/src/commands.rs
@@ -17,7 +17,7 @@
 use anyhow::{bail, ensure, Context, Result};
 use itertools::Itertools;
 use protobuf::Message;
-use std::collections::{BTreeMap, HashMap};
+use std::collections::HashMap;
 use std::hash::Hasher;
 use std::io::Read;
 use std::path::PathBuf;
@@ -422,25 +422,32 @@
     Ok(flag_ids)
 }
 
-#[allow(dead_code)] // TODO: b/316357686 - Use fingerprint in codegen to
-                    // protect hardcoded offset reads.
-pub fn compute_flag_offsets_fingerprint(flags_map: &HashMap<String, u16>) -> Result<u64> {
+// Creates a fingerprint of the flag names. Sorts the vector.
+pub fn compute_flags_fingerprint(flag_names: &mut Vec<String>) -> Result<u64> {
+    flag_names.sort();
+
     let mut hasher = SipHasher13::new();
-
-    // Need to sort to ensure the data is added to the hasher in the same order
-    // each run.
-    let sorted_map: BTreeMap<&String, &u16> = flags_map.iter().collect();
-
-    for (flag, offset) in sorted_map {
-        // See https://docs.rs/siphasher/latest/siphasher/#note for use of write
-        // over write_i16. Similarly, use to_be_bytes rather than to_ne_bytes to
-        // ensure consistency.
+    for flag in flag_names {
         hasher.write(flag.as_bytes());
-        hasher.write(&offset.to_be_bytes());
     }
     Ok(hasher.finish())
 }
 
+#[allow(dead_code)] // TODO: b/316357686 - Use fingerprint in codegen to
+                    // protect hardcoded offset reads.
+fn compute_fingerprint_from_parsed_flags(flags: ProtoParsedFlags) -> Result<u64> {
+    let separated_flags: Vec<ProtoParsedFlag> = flags.parsed_flag.into_iter().collect::<Vec<_>>();
+
+    // All flags must belong to the same package as the fingerprint is per-package.
+    let Some(_package) = find_unique_package(&separated_flags) else {
+        bail!("No parsed flags, or the parsed flags use different packages.");
+    };
+
+    let mut flag_names =
+        separated_flags.into_iter().map(|flag| flag.name.unwrap()).collect::<Vec<_>>();
+    compute_flags_fingerprint(&mut flag_names)
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;
@@ -449,16 +456,47 @@
     #[test]
     fn test_offset_fingerprint() {
         let parsed_flags = crate::test::parse_test_flags();
-        let package = find_unique_package(&parsed_flags.parsed_flag).unwrap().to_string();
-        let flag_ids = assign_flag_ids(&package, parsed_flags.parsed_flag.iter()).unwrap();
-        let expected_fingerprint = 10709892481002252132u64;
+        let expected_fingerprint: u64 = 5801144784618221668;
 
-        let hash_result = compute_flag_offsets_fingerprint(&flag_ids);
+        let hash_result = compute_fingerprint_from_parsed_flags(parsed_flags);
 
         assert_eq!(hash_result.unwrap(), expected_fingerprint);
     }
 
     #[test]
+    fn test_offset_fingerprint_matches_from_package() {
+        let parsed_flags: ProtoParsedFlags = crate::test::parse_test_flags();
+
+        // All test flags are in the same package, so fingerprint from all of them.
+        let result_from_parsed_flags = compute_fingerprint_from_parsed_flags(parsed_flags.clone());
+
+        let mut flag_names_vec = parsed_flags
+            .parsed_flag
+            .clone()
+            .into_iter()
+            .map(|flag| flag.name.unwrap())
+            .map(String::from)
+            .collect::<Vec<_>>();
+        let result_from_names = compute_flags_fingerprint(&mut flag_names_vec);
+
+        // Assert the same hash is generated for each case.
+        assert_eq!(result_from_parsed_flags.unwrap(), result_from_names.unwrap());
+    }
+
+    #[test]
+    fn test_offset_fingerprint_different_packages_does_not_match() {
+        // Parse flags from two packages.
+        let parsed_flags: ProtoParsedFlags = crate::test::parse_test_flags();
+        let second_parsed_flags = crate::test::parse_second_package_flags();
+
+        let result_from_parsed_flags = compute_fingerprint_from_parsed_flags(parsed_flags).unwrap();
+        let second_result = compute_fingerprint_from_parsed_flags(second_parsed_flags).unwrap();
+
+        // Different flags should have a different fingerprint.
+        assert_ne!(result_from_parsed_flags, second_result);
+    }
+
+    #[test]
     fn test_parse_flags() {
         let parsed_flags = crate::test::parse_test_flags(); // calls parse_flags
         aconfig_protos::parsed_flags::verify_fields(&parsed_flags).unwrap();
diff --git a/tools/aconfig/aconfig/src/storage/mod.rs b/tools/aconfig/aconfig/src/storage/mod.rs
index 73339f2..efce24e 100644
--- a/tools/aconfig/aconfig/src/storage/mod.rs
+++ b/tools/aconfig/aconfig/src/storage/mod.rs
@@ -25,12 +25,14 @@
     flag_table::create_flag_table, flag_value::create_flag_value,
     package_table::create_package_table,
 };
-use aconfig_protos::{ProtoParsedFlag, ProtoParsedFlags};
+use aconfig_protos::ProtoParsedFlag;
+use aconfig_protos::ProtoParsedFlags;
 use aconfig_storage_file::StorageFileType;
 
 pub struct FlagPackage<'a> {
     pub package_name: &'a str,
     pub package_id: u32,
+    pub fingerprint: u64,
     pub flag_names: HashSet<&'a str>,
     pub boolean_flags: Vec<&'a ProtoParsedFlag>,
     // The index of the first boolean flag in this aconfig package among all boolean
@@ -43,6 +45,7 @@
         FlagPackage {
             package_name,
             package_id,
+            fingerprint: 0,
             flag_names: HashSet::new(),
             boolean_flags: vec![],
             boolean_start_index: 0,
@@ -78,6 +81,8 @@
     for p in packages.iter_mut() {
         p.boolean_start_index = boolean_start_index;
         boolean_start_index += p.boolean_flags.len() as u32;
+
+        // TODO: b/316357686 - Calculate fingerprint and add to package.
     }
 
     packages
@@ -115,6 +120,8 @@
     use super::*;
     use crate::Input;
 
+    use aconfig_protos::ProtoParsedFlags;
+
     pub fn parse_all_test_flags() -> Vec<ProtoParsedFlags> {
         let aconfig_files = [
             (
diff --git a/tools/aconfig/aconfig/src/storage/package_table.rs b/tools/aconfig/aconfig/src/storage/package_table.rs
index c53602f..33bb077 100644
--- a/tools/aconfig/aconfig/src/storage/package_table.rs
+++ b/tools/aconfig/aconfig/src/storage/package_table.rs
@@ -48,6 +48,7 @@
         let node = PackageTableNode {
             package_name: String::from(package.package_name),
             package_id: package.package_id,
+            fingerprint: package.fingerprint,
             boolean_start_index: package.boolean_start_index,
             next_offset: None,
         };
diff --git a/tools/aconfig/aconfig/src/test.rs b/tools/aconfig/aconfig/src/test.rs
index 7409cda..a19b372 100644
--- a/tools/aconfig/aconfig/src/test.rs
+++ b/tools/aconfig/aconfig/src/test.rs
@@ -295,6 +295,24 @@
         aconfig_protos::parsed_flags::try_from_binary_proto(&bytes).unwrap()
     }
 
+    pub fn parse_second_package_flags() -> ProtoParsedFlags {
+        let bytes = crate::commands::parse_flags(
+            "com.android.aconfig.second_test",
+            Some("system"),
+            vec![Input {
+                source: "tests/test_second_package.aconfig".to_string(),
+                reader: Box::new(include_bytes!("../tests/test_second_package.aconfig").as_slice()),
+            }],
+            vec![Input {
+                source: "tests/third.values".to_string(),
+                reader: Box::new(include_bytes!("../tests/third.values").as_slice()),
+            }],
+            crate::commands::DEFAULT_FLAG_PERMISSION,
+        )
+        .unwrap();
+        aconfig_protos::parsed_flags::try_from_binary_proto(&bytes).unwrap()
+    }
+
     pub fn first_significant_code_diff(a: &str, b: &str) -> Option<String> {
         let a = a.lines().map(|line| line.trim_start()).filter(|line| !line.is_empty());
         let b = b.lines().map(|line| line.trim_start()).filter(|line| !line.is_empty());
diff --git a/tools/aconfig/aconfig/tests/test.aconfig b/tools/aconfig/aconfig/tests/test.aconfig
index c11508a..a818b23 100644
--- a/tools/aconfig/aconfig/tests/test.aconfig
+++ b/tools/aconfig/aconfig/tests/test.aconfig
@@ -86,4 +86,4 @@
     bug: "111"
     is_fixed_read_only: true
     is_exported: true
-}
\ No newline at end of file
+}
diff --git a/tools/aconfig/aconfig/tests/test_second_package.aconfig b/tools/aconfig/aconfig/tests/test_second_package.aconfig
new file mode 100644
index 0000000..a8740b8
--- /dev/null
+++ b/tools/aconfig/aconfig/tests/test_second_package.aconfig
@@ -0,0 +1,12 @@
+package: "com.android.aconfig.second_test"
+container: "system"
+
+flag {
+    name: "testing_flag"
+    namespace: "another_namespace"
+    description: "This is a flag for testing."
+    bug: "123"
+    metadata {
+        purpose: PURPOSE_UNSPECIFIED
+    }
+}
diff --git a/tools/aconfig/aconfig/tests/third.values b/tools/aconfig/aconfig/tests/third.values
new file mode 100644
index 0000000..675832a
--- /dev/null
+++ b/tools/aconfig/aconfig/tests/third.values
@@ -0,0 +1,6 @@
+flag_value {
+    package: "com.android.aconfig.second_test"
+    name: "testing_flag"
+    state: DISABLED
+    permission: READ_WRITE
+}
diff --git a/tools/aconfig/aconfig_storage_file/src/flag_info.rs b/tools/aconfig/aconfig_storage_file/src/flag_info.rs
index f090396..a49756d 100644
--- a/tools/aconfig/aconfig_storage_file/src/flag_info.rs
+++ b/tools/aconfig/aconfig_storage_file/src/flag_info.rs
@@ -227,7 +227,7 @@
         let bytes = &flag_info_list.into_bytes();
         let mut head = 0;
         let version = read_u32_from_bytes(bytes, &mut head).unwrap();
-        assert_eq!(version, 1);
+        assert_eq!(version, 2);
     }
 
     #[test]
diff --git a/tools/aconfig/aconfig_storage_file/src/flag_table.rs b/tools/aconfig/aconfig_storage_file/src/flag_table.rs
index 0588fe5..be82c63 100644
--- a/tools/aconfig/aconfig_storage_file/src/flag_table.rs
+++ b/tools/aconfig/aconfig_storage_file/src/flag_table.rs
@@ -253,7 +253,7 @@
         let bytes = &flag_table.into_bytes();
         let mut head = 0;
         let version = read_u32_from_bytes(bytes, &mut head).unwrap();
-        assert_eq!(version, 1);
+        assert_eq!(version, 2);
     }
 
     #[test]
diff --git a/tools/aconfig/aconfig_storage_file/src/flag_value.rs b/tools/aconfig/aconfig_storage_file/src/flag_value.rs
index b64c10e..c4cf294 100644
--- a/tools/aconfig/aconfig_storage_file/src/flag_value.rs
+++ b/tools/aconfig/aconfig_storage_file/src/flag_value.rs
@@ -159,7 +159,7 @@
         let bytes = &flag_value_list.into_bytes();
         let mut head = 0;
         let version = read_u32_from_bytes(bytes, &mut head).unwrap();
-        assert_eq!(version, 1);
+        assert_eq!(version, 2);
     }
 
     #[test]
diff --git a/tools/aconfig/aconfig_storage_file/src/lib.rs b/tools/aconfig/aconfig_storage_file/src/lib.rs
index cf52bc0..19d0e51 100644
--- a/tools/aconfig/aconfig_storage_file/src/lib.rs
+++ b/tools/aconfig/aconfig_storage_file/src/lib.rs
@@ -58,7 +58,7 @@
 };
 
 /// Storage file version
-pub const FILE_VERSION: u32 = 1;
+pub const FILE_VERSION: u32 = 2;
 
 /// Good hash table prime number
 pub(crate) const HASH_PRIMES: [u32; 29] = [
@@ -254,6 +254,16 @@
     Ok(val)
 }
 
+// Read and parse bytes as u64
+pub fn read_u64_from_bytes(buf: &[u8], head: &mut usize) -> Result<u64, AconfigStorageError> {
+    let val =
+        u64::from_le_bytes(buf[*head..*head + 8].try_into().map_err(|errmsg| {
+            BytesParseFail(anyhow!("fail to parse u64 from bytes: {}", errmsg))
+        })?);
+    *head += 8;
+    Ok(val)
+}
+
 /// Read and parse bytes as string
 pub(crate) fn read_str_from_bytes(
     buf: &[u8],
diff --git a/tools/aconfig/aconfig_storage_file/src/package_table.rs b/tools/aconfig/aconfig_storage_file/src/package_table.rs
index a5bd9e6..350f072 100644
--- a/tools/aconfig/aconfig_storage_file/src/package_table.rs
+++ b/tools/aconfig/aconfig_storage_file/src/package_table.rs
@@ -17,7 +17,10 @@
 //! package table module defines the package table file format and methods for serialization
 //! and deserialization
 
-use crate::{get_bucket_index, read_str_from_bytes, read_u32_from_bytes, read_u8_from_bytes};
+use crate::{
+    get_bucket_index, read_str_from_bytes, read_u32_from_bytes, read_u64_from_bytes,
+    read_u8_from_bytes,
+};
 use crate::{AconfigStorageError, StorageFileType};
 use anyhow::anyhow;
 use serde::{Deserialize, Serialize};
@@ -97,6 +100,7 @@
 pub struct PackageTableNode {
     pub package_name: String,
     pub package_id: u32,
+    pub fingerprint: u64,
     // The index of the first boolean flag in this aconfig package among all boolean
     // flags in this container.
     pub boolean_start_index: u32,
@@ -108,8 +112,12 @@
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         writeln!(
             f,
-            "Package: {}, Id: {}, Boolean flag start index: {}, Next: {:?}",
-            self.package_name, self.package_id, self.boolean_start_index, self.next_offset
+            "Package: {}, Id: {}, Fingerprint: {}, Boolean flag start index: {}, Next: {:?}",
+            self.package_name,
+            self.package_id,
+            self.fingerprint,
+            self.boolean_start_index,
+            self.next_offset
         )?;
         Ok(())
     }
@@ -123,6 +131,7 @@
         result.extend_from_slice(&(name_bytes.len() as u32).to_le_bytes());
         result.extend_from_slice(name_bytes);
         result.extend_from_slice(&self.package_id.to_le_bytes());
+        result.extend_from_slice(&self.fingerprint.to_le_bytes());
         result.extend_from_slice(&self.boolean_start_index.to_le_bytes());
         result.extend_from_slice(&self.next_offset.unwrap_or(0).to_le_bytes());
         result
@@ -134,6 +143,7 @@
         let node = Self {
             package_name: read_str_from_bytes(bytes, &mut head)?,
             package_id: read_u32_from_bytes(bytes, &mut head)?,
+            fingerprint: read_u64_from_bytes(bytes, &mut head)?,
             boolean_start_index: read_u32_from_bytes(bytes, &mut head)?,
             next_offset: match read_u32_from_bytes(bytes, &mut head)? {
                 0 => None,
@@ -251,7 +261,7 @@
         let bytes = &package_table.into_bytes();
         let mut head = 0;
         let version = read_u32_from_bytes(bytes, &mut head).unwrap();
-        assert_eq!(version, 1);
+        assert_eq!(version, 2);
     }
 
     #[test]
diff --git a/tools/aconfig/aconfig_storage_file/src/test_utils.rs b/tools/aconfig/aconfig_storage_file/src/test_utils.rs
index 106666c..11e2dc6 100644
--- a/tools/aconfig/aconfig_storage_file/src/test_utils.rs
+++ b/tools/aconfig/aconfig_storage_file/src/test_utils.rs
@@ -26,30 +26,33 @@
 
 pub fn create_test_package_table() -> PackageTable {
     let header = PackageTableHeader {
-        version: 1,
+        version: 2,
         container: String::from("mockup"),
         file_type: StorageFileType::PackageMap as u8,
-        file_size: 209,
+        file_size: 233,
         num_packages: 3,
         bucket_offset: 31,
         node_offset: 59,
     };
-    let buckets: Vec<Option<u32>> = vec![Some(59), None, None, Some(109), None, None, None];
+    let buckets: Vec<Option<u32>> = vec![Some(59), None, None, Some(117), None, None, None];
     let first_node = PackageTableNode {
         package_name: String::from("com.android.aconfig.storage.test_2"),
         package_id: 1,
+        fingerprint: 0,
         boolean_start_index: 3,
         next_offset: None,
     };
     let second_node = PackageTableNode {
         package_name: String::from("com.android.aconfig.storage.test_1"),
         package_id: 0,
+        fingerprint: 0,
         boolean_start_index: 0,
-        next_offset: Some(159),
+        next_offset: Some(175),
     };
     let third_node = PackageTableNode {
         package_name: String::from("com.android.aconfig.storage.test_4"),
         package_id: 2,
+        fingerprint: 0,
         boolean_start_index: 6,
         next_offset: None,
     };
@@ -78,7 +81,7 @@
 
 pub fn create_test_flag_table() -> FlagTable {
     let header = FlagTableHeader {
-        version: 1,
+        version: 2,
         container: String::from("mockup"),
         file_type: StorageFileType::FlagMap as u8,
         file_size: 321,
@@ -120,7 +123,7 @@
 
 pub fn create_test_flag_value_list() -> FlagValueList {
     let header = FlagValueHeader {
-        version: 1,
+        version: 2,
         container: String::from("mockup"),
         file_type: StorageFileType::FlagVal as u8,
         file_size: 35,
@@ -133,7 +136,7 @@
 
 pub fn create_test_flag_info_list() -> FlagInfoList {
     let header = FlagInfoHeader {
-        version: 1,
+        version: 2,
         container: String::from("mockup"),
         file_type: StorageFileType::FlagInfo as u8,
         file_size: 35,
diff --git a/tools/aconfig/aconfig_storage_file/srcs/android/aconfig/storage/ByteBufferReader.java b/tools/aconfig/aconfig_storage_file/srcs/android/aconfig/storage/ByteBufferReader.java
index 4bea083..44a82ee 100644
--- a/tools/aconfig/aconfig_storage_file/srcs/android/aconfig/storage/ByteBufferReader.java
+++ b/tools/aconfig/aconfig_storage_file/srcs/android/aconfig/storage/ByteBufferReader.java
@@ -37,6 +37,10 @@
         return Short.toUnsignedInt(mByteBuffer.getShort());
     }
 
+    public long readLong() {
+        return mByteBuffer.getLong();
+    }
+
     public int readInt() {
         return this.mByteBuffer.getInt();
     }
diff --git a/tools/aconfig/aconfig_storage_file/srcs/android/aconfig/storage/PackageTable.java b/tools/aconfig/aconfig_storage_file/srcs/android/aconfig/storage/PackageTable.java
index 773b882..f1288f5 100644
--- a/tools/aconfig/aconfig_storage_file/srcs/android/aconfig/storage/PackageTable.java
+++ b/tools/aconfig/aconfig_storage_file/srcs/android/aconfig/storage/PackageTable.java
@@ -118,6 +118,7 @@
 
         private String mPackageName;
         private int mPackageId;
+        private long mFingerprint;
         private int mBooleanStartIndex;
         private int mNextOffset;
 
@@ -125,6 +126,7 @@
             Node node = new Node();
             node.mPackageName = reader.readString();
             node.mPackageId = reader.readInt();
+            node.mFingerprint = reader.readLong();
             node.mBooleanStartIndex = reader.readInt();
             node.mNextOffset = reader.readInt();
             node.mNextOffset = node.mNextOffset == 0 ? -1 : node.mNextOffset;
@@ -150,6 +152,7 @@
             return Objects.equals(mPackageName, other.mPackageName)
                     && mPackageId == other.mPackageId
                     && mBooleanStartIndex == other.mBooleanStartIndex
+                    && mFingerprint == other.mFingerprint
                     && mNextOffset == other.mNextOffset;
         }
 
@@ -165,6 +168,10 @@
             return mBooleanStartIndex;
         }
 
+        public long getFingerprint() {
+            return mFingerprint;
+        }
+
         public int getNextOffset() {
             return mNextOffset;
         }
diff --git a/tools/aconfig/aconfig_storage_file/tests/flag.info b/tools/aconfig/aconfig_storage_file/tests/flag.info
index 6223edf..9db7fde 100644
--- a/tools/aconfig/aconfig_storage_file/tests/flag.info
+++ b/tools/aconfig/aconfig_storage_file/tests/flag.info
Binary files differ
diff --git a/tools/aconfig/aconfig_storage_file/tests/flag.map b/tools/aconfig/aconfig_storage_file/tests/flag.map
index e868f53..cf4685c 100644
--- a/tools/aconfig/aconfig_storage_file/tests/flag.map
+++ b/tools/aconfig/aconfig_storage_file/tests/flag.map
Binary files differ
diff --git a/tools/aconfig/aconfig_storage_file/tests/flag.val b/tools/aconfig/aconfig_storage_file/tests/flag.val
index ed203d4..37d4750 100644
--- a/tools/aconfig/aconfig_storage_file/tests/flag.val
+++ b/tools/aconfig/aconfig_storage_file/tests/flag.val
Binary files differ
diff --git a/tools/aconfig/aconfig_storage_file/tests/package.map b/tools/aconfig/aconfig_storage_file/tests/package.map
index 6c46a03..358010c 100644
--- a/tools/aconfig/aconfig_storage_file/tests/package.map
+++ b/tools/aconfig/aconfig_storage_file/tests/package.map
Binary files differ
diff --git a/tools/aconfig/aconfig_storage_file/tests/srcs/FlagTableTest.java b/tools/aconfig/aconfig_storage_file/tests/srcs/FlagTableTest.java
index fd40d4c..e3b02cd 100644
--- a/tools/aconfig/aconfig_storage_file/tests/srcs/FlagTableTest.java
+++ b/tools/aconfig/aconfig_storage_file/tests/srcs/FlagTableTest.java
@@ -33,7 +33,7 @@
     public void testFlagTable_rightHeader() throws Exception {
         FlagTable flagTable = FlagTable.fromBytes(TestDataUtils.getTestFlagMapByteBuffer());
         FlagTable.Header header = flagTable.getHeader();
-        assertEquals(1, header.getVersion());
+        assertEquals(2, header.getVersion());
         assertEquals("mockup", header.getContainer());
         assertEquals(FileType.FLAG_MAP, header.getFileType());
         assertEquals(321, header.getFileSize());
diff --git a/tools/aconfig/aconfig_storage_file/tests/srcs/FlagValueListTest.java b/tools/aconfig/aconfig_storage_file/tests/srcs/FlagValueListTest.java
index 1b0de63..ebc231c 100644
--- a/tools/aconfig/aconfig_storage_file/tests/srcs/FlagValueListTest.java
+++ b/tools/aconfig/aconfig_storage_file/tests/srcs/FlagValueListTest.java
@@ -36,7 +36,7 @@
         FlagValueList flagValueList =
                 FlagValueList.fromBytes(TestDataUtils.getTestFlagValByteBuffer());
         FlagValueList.Header header = flagValueList.getHeader();
-        assertEquals(1, header.getVersion());
+        assertEquals(2, header.getVersion());
         assertEquals("mockup", header.getContainer());
         assertEquals(FileType.FLAG_VAL, header.getFileType());
         assertEquals(35, header.getFileSize());
diff --git a/tools/aconfig/aconfig_storage_file/tests/srcs/PackageTableTest.java b/tools/aconfig/aconfig_storage_file/tests/srcs/PackageTableTest.java
index e7e19d8..6d56cee 100644
--- a/tools/aconfig/aconfig_storage_file/tests/srcs/PackageTableTest.java
+++ b/tools/aconfig/aconfig_storage_file/tests/srcs/PackageTableTest.java
@@ -20,7 +20,6 @@
 
 import android.aconfig.storage.FileType;
 import android.aconfig.storage.PackageTable;
-
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.junit.runners.JUnit4;
@@ -28,42 +27,40 @@
 @RunWith(JUnit4.class)
 public class PackageTableTest {
 
-    @Test
-    public void testPackageTable_rightHeader() throws Exception {
-        PackageTable packageTable =
-                PackageTable.fromBytes(TestDataUtils.getTestPackageMapByteBuffer());
-        PackageTable.Header header = packageTable.getHeader();
-        assertEquals(1, header.getVersion());
-        assertEquals("mockup", header.getContainer());
-        assertEquals(FileType.PACKAGE_MAP, header.getFileType());
-        assertEquals(209, header.getFileSize());
-        assertEquals(3, header.getNumPackages());
-        assertEquals(31, header.getBucketOffset());
-        assertEquals(59, header.getNodeOffset());
-    }
+  @Test
+  public void testPackageTable_rightHeader() throws Exception {
+    PackageTable packageTable = PackageTable.fromBytes(TestDataUtils.getTestPackageMapByteBuffer());
+    PackageTable.Header header = packageTable.getHeader();
+    assertEquals(2, header.getVersion());
+    assertEquals("mockup", header.getContainer());
+    assertEquals(FileType.PACKAGE_MAP, header.getFileType());
+    assertEquals(209, header.getFileSize());
+    assertEquals(3, header.getNumPackages());
+    assertEquals(31, header.getBucketOffset());
+    assertEquals(59, header.getNodeOffset());
+  }
 
-    @Test
-    public void testPackageTable_rightNode() throws Exception {
-        PackageTable packageTable =
-                PackageTable.fromBytes(TestDataUtils.getTestPackageMapByteBuffer());
+  @Test
+  public void testPackageTable_rightNode() throws Exception {
+    PackageTable packageTable = PackageTable.fromBytes(TestDataUtils.getTestPackageMapByteBuffer());
 
-        PackageTable.Node node1 = packageTable.get("com.android.aconfig.storage.test_1");
-        PackageTable.Node node2 = packageTable.get("com.android.aconfig.storage.test_2");
-        PackageTable.Node node4 = packageTable.get("com.android.aconfig.storage.test_4");
+    PackageTable.Node node1 = packageTable.get("com.android.aconfig.storage.test_1");
+    PackageTable.Node node2 = packageTable.get("com.android.aconfig.storage.test_2");
+    PackageTable.Node node4 = packageTable.get("com.android.aconfig.storage.test_4");
 
-        assertEquals("com.android.aconfig.storage.test_1", node1.getPackageName());
-        assertEquals("com.android.aconfig.storage.test_2", node2.getPackageName());
-        assertEquals("com.android.aconfig.storage.test_4", node4.getPackageName());
+    assertEquals("com.android.aconfig.storage.test_1", node1.getPackageName());
+    assertEquals("com.android.aconfig.storage.test_2", node2.getPackageName());
+    assertEquals("com.android.aconfig.storage.test_4", node4.getPackageName());
 
-        assertEquals(0, node1.getPackageId());
-        assertEquals(1, node2.getPackageId());
-        assertEquals(2, node4.getPackageId());
+    assertEquals(0, node1.getPackageId());
+    assertEquals(1, node2.getPackageId());
+    assertEquals(2, node4.getPackageId());
 
-        assertEquals(0, node1.getBooleanStartIndex());
-        assertEquals(3, node2.getBooleanStartIndex());
-        assertEquals(6, node4.getBooleanStartIndex());
+    assertEquals(0, node1.getBooleanStartIndex());
+    assertEquals(3, node2.getBooleanStartIndex());
+    assertEquals(6, node4.getBooleanStartIndex());
 
-        assertEquals(159, node1.getNextOffset());
+        assertEquals(175, node1.getNextOffset());
         assertEquals(-1, node2.getNextOffset());
         assertEquals(-1, node4.getNextOffset());
     }
diff --git a/tools/aconfig/aconfig_storage_read_api/src/lib.rs b/tools/aconfig/aconfig_storage_read_api/src/lib.rs
index d76cf3f..59aa749 100644
--- a/tools/aconfig/aconfig_storage_read_api/src/lib.rs
+++ b/tools/aconfig/aconfig_storage_read_api/src/lib.rs
@@ -507,9 +507,9 @@
     #[test]
     // this test point locks down flag storage file version number query api
     fn test_storage_version_query() {
-        assert_eq!(get_storage_file_version("./tests/package.map").unwrap(), 1);
-        assert_eq!(get_storage_file_version("./tests/flag.map").unwrap(), 1);
-        assert_eq!(get_storage_file_version("./tests/flag.val").unwrap(), 1);
-        assert_eq!(get_storage_file_version("./tests/flag.info").unwrap(), 1);
+        assert_eq!(get_storage_file_version("./tests/package.map").unwrap(), 2);
+        assert_eq!(get_storage_file_version("./tests/flag.map").unwrap(), 2);
+        assert_eq!(get_storage_file_version("./tests/flag.val").unwrap(), 2);
+        assert_eq!(get_storage_file_version("./tests/flag.info").unwrap(), 2);
     }
 }
diff --git a/tools/aconfig/aconfig_storage_read_api/tests/flag.info b/tools/aconfig/aconfig_storage_read_api/tests/flag.info
index 6223edf..9db7fde 100644
--- a/tools/aconfig/aconfig_storage_read_api/tests/flag.info
+++ b/tools/aconfig/aconfig_storage_read_api/tests/flag.info
Binary files differ
diff --git a/tools/aconfig/aconfig_storage_read_api/tests/flag.map b/tools/aconfig/aconfig_storage_read_api/tests/flag.map
index e868f53..cf4685c 100644
--- a/tools/aconfig/aconfig_storage_read_api/tests/flag.map
+++ b/tools/aconfig/aconfig_storage_read_api/tests/flag.map
Binary files differ
diff --git a/tools/aconfig/aconfig_storage_read_api/tests/flag.val b/tools/aconfig/aconfig_storage_read_api/tests/flag.val
index ed203d4..37d4750 100644
--- a/tools/aconfig/aconfig_storage_read_api/tests/flag.val
+++ b/tools/aconfig/aconfig_storage_read_api/tests/flag.val
Binary files differ
diff --git a/tools/aconfig/aconfig_storage_read_api/tests/package.map b/tools/aconfig/aconfig_storage_read_api/tests/package.map
index 6c46a03..358010c 100644
--- a/tools/aconfig/aconfig_storage_read_api/tests/package.map
+++ b/tools/aconfig/aconfig_storage_read_api/tests/package.map
Binary files differ
diff --git a/tools/aconfig/aconfig_storage_read_api/tests/storage_read_api_test.cpp b/tools/aconfig/aconfig_storage_read_api/tests/storage_read_api_test.cpp
index 6d29045..58460d1 100644
--- a/tools/aconfig/aconfig_storage_read_api/tests/storage_read_api_test.cpp
+++ b/tools/aconfig/aconfig_storage_read_api/tests/storage_read_api_test.cpp
@@ -80,16 +80,16 @@
 TEST_F(AconfigStorageTest, test_storage_version_query) {
   auto version = api::get_storage_file_version(package_map);
   ASSERT_TRUE(version.ok());
-  ASSERT_EQ(*version, 1);
+  ASSERT_EQ(*version, 2);
   version = api::get_storage_file_version(flag_map);
   ASSERT_TRUE(version.ok());
-  ASSERT_EQ(*version, 1);
+  ASSERT_EQ(*version, 2);
   version = api::get_storage_file_version(flag_val);
   ASSERT_TRUE(version.ok());
-  ASSERT_EQ(*version, 1);
+  ASSERT_EQ(*version, 2);
   version = api::get_storage_file_version(flag_info);
   ASSERT_TRUE(version.ok());
-  ASSERT_EQ(*version, 1);
+  ASSERT_EQ(*version, 2);
 }
 
 /// Negative test to lock down the error when mapping none exist storage files
diff --git a/tools/aconfig/aconfig_storage_read_api/tests/storage_read_api_test.rs b/tools/aconfig/aconfig_storage_read_api/tests/storage_read_api_test.rs
index afc44d4..bd1b584 100644
--- a/tools/aconfig/aconfig_storage_read_api/tests/storage_read_api_test.rs
+++ b/tools/aconfig/aconfig_storage_read_api/tests/storage_read_api_test.rs
@@ -200,9 +200,9 @@
 
     #[test]
     fn test_storage_version_query() {
-        assert_eq!(get_storage_file_version("./package.map").unwrap(), 1);
-        assert_eq!(get_storage_file_version("./flag.map").unwrap(), 1);
-        assert_eq!(get_storage_file_version("./flag.val").unwrap(), 1);
-        assert_eq!(get_storage_file_version("./flag.info").unwrap(), 1);
+        assert_eq!(get_storage_file_version("./package.map").unwrap(), 2);
+        assert_eq!(get_storage_file_version("./flag.map").unwrap(), 2);
+        assert_eq!(get_storage_file_version("./flag.val").unwrap(), 2);
+        assert_eq!(get_storage_file_version("./flag.info").unwrap(), 2);
     }
 }