DepSurf

Struct: fsverity_descriptor

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Absent ⚠️
• In 4.10: Absent ⚠️
• In 4.13: Absent ⚠️
• In 4.15: Absent ⚠️
• In 4.18: Absent ⚠️
• In 5.0: Absent ⚠️
• In 5.3: Absent ⚠️
• In 5.4: ✅

  struct fsverity_descriptor {
      __u8 version;
      __u8 hash_algorithm;
      __u8 log_blocksize;
      __u8 salt_size;
      __le32 sig_size;
      __le64 data_size;
      __u8 root_hash[64];
      __u8 salt[32];
      __u8 __reserved[144];
      __u8 signature[0];
  };
  

• In 5.8: ✅

  struct fsverity_descriptor {
      __u8 version;
      __u8 hash_algorithm;
      __u8 log_blocksize;
      __u8 salt_size;
      __le32 sig_size;
      __le64 data_size;
      __u8 root_hash[64];
      __u8 salt[32];
      __u8 __reserved[144];
      __u8 signature[0];
  };
  

• In 5.11: ✅

  struct fsverity_descriptor {
      __u8 version;
      __u8 hash_algorithm;
      __u8 log_blocksize;
      __u8 salt_size;
      __le32 sig_size;
      __le64 data_size;
      __u8 root_hash[64];
      __u8 salt[32];
      __u8 __reserved[144];
      __u8 signature[0];
  };
  

• In 5.13: ✅

  struct fsverity_descriptor {
      __u8 version;
      __u8 hash_algorithm;
      __u8 log_blocksize;
      __u8 salt_size;
      __le32 sig_size;
      __le64 data_size;
      __u8 root_hash[64];
      __u8 salt[32];
      __u8 __reserved[144];
      __u8 signature[0];
  };
  

• In 5.15: ✅

  struct fsverity_descriptor {
      __u8 version;
      __u8 hash_algorithm;
      __u8 log_blocksize;
      __u8 salt_size;
      __le32 sig_size;
      __le64 data_size;
      __u8 root_hash[64];
      __u8 salt[32];
      __u8 __reserved[144];
      __u8 signature[0];
  };
  

• In 5.19: ✅

  struct fsverity_descriptor {
      __u8 version;
      __u8 hash_algorithm;
      __u8 log_blocksize;
      __u8 salt_size;
      __le32 sig_size;
      __le64 data_size;
      __u8 root_hash[64];
      __u8 salt[32];
      __u8 __reserved[144];
      __u8 signature[0];
  };
  

• In 6.2: ✅

  struct fsverity_descriptor {
      __u8 version;
      __u8 hash_algorithm;
      __u8 log_blocksize;
      __u8 salt_size;
      __le32 sig_size;
      __le64 data_size;
      __u8 root_hash[64];
      __u8 salt[32];
      __u8 __reserved[144];
      __u8 signature[0];
  };
  

• In 6.5: ✅

  struct fsverity_descriptor {
      __u8 version;
      __u8 hash_algorithm;
      __u8 log_blocksize;
      __u8 salt_size;
      __le32 sig_size;
      __le64 data_size;
      __u8 root_hash[64];
      __u8 salt[32];
      __u8 __reserved[144];
      __u8 signature[0];
  };
  

• In 6.8: ✅

  struct fsverity_descriptor {
      __u8 version;
      __u8 hash_algorithm;
      __u8 log_blocksize;
      __u8 salt_size;
      __le32 sig_size;
      __le64 data_size;
      __u8 root_hash[64];
      __u8 salt[32];
      __u8 __reserved[144];
      __u8 signature[0];
  };
  

Arch

• In arm64: ✅

  struct fsverity_descriptor {
      __u8 version;
      __u8 hash_algorithm;
      __u8 log_blocksize;
      __u8 salt_size;
      __le32 sig_size;
      __le64 data_size;
      __u8 root_hash[64];
      __u8 salt[32];
      __u8 __reserved[144];
      __u8 signature[0];
  };
  

• In armhf: ✅

  struct fsverity_descriptor {
      __u8 version;
      __u8 hash_algorithm;
      __u8 log_blocksize;
      __u8 salt_size;
      __le32 sig_size;
      __le64 data_size;
      __u8 root_hash[64];
      __u8 salt[32];
      __u8 __reserved[144];
      __u8 signature[0];
  };
  

• In ppc64el: ✅

  struct fsverity_descriptor {
      __u8 version;
      __u8 hash_algorithm;
      __u8 log_blocksize;
      __u8 salt_size;
      __le32 sig_size;
      __le64 data_size;
      __u8 root_hash[64];
      __u8 salt[32];
      __u8 __reserved[144];
      __u8 signature[0];
  };
  

• In riscv64: ✅

  struct fsverity_descriptor {
      __u8 version;
      __u8 hash_algorithm;
      __u8 log_blocksize;
      __u8 salt_size;
      __le32 sig_size;
      __le64 data_size;
      __u8 root_hash[64];
      __u8 salt[32];
      __u8 __reserved[144];
      __u8 signature[0];
  };
  

Flavor

• In aws: ✅

  struct fsverity_descriptor {
      __u8 version;
      __u8 hash_algorithm;
      __u8 log_blocksize;
      __u8 salt_size;
      __le32 sig_size;
      __le64 data_size;
      __u8 root_hash[64];
      __u8 salt[32];
      __u8 __reserved[144];
      __u8 signature[0];
  };
  

• In azure: ✅

  struct fsverity_descriptor {
      __u8 version;
      __u8 hash_algorithm;
      __u8 log_blocksize;
      __u8 salt_size;
      __le32 sig_size;
      __le64 data_size;
      __u8 root_hash[64];
      __u8 salt[32];
      __u8 __reserved[144];
      __u8 signature[0];
  };
  

• In gcp: ✅

  struct fsverity_descriptor {
      __u8 version;
      __u8 hash_algorithm;
      __u8 log_blocksize;
      __u8 salt_size;
      __le32 sig_size;
      __le64 data_size;
      __u8 root_hash[64];
      __u8 salt[32];
      __u8 __reserved[144];
      __u8 signature[0];
  };
  

• In lowlatency: ✅

  struct fsverity_descriptor {
      __u8 version;
      __u8 hash_algorithm;
      __u8 log_blocksize;
      __u8 salt_size;
      __le32 sig_size;
      __le64 data_size;
      __u8 root_hash[64];
      __u8 salt[32];
      __u8 __reserved[144];
      __u8 signature[0];
  };
  

Differences

Regular

• No changes between 5.4 and 5.8 ✅
• No changes between 5.8 and 5.11 ✅
• No changes between 5.11 and 5.13 ✅
• No changes between 5.13 and 5.15 ✅
• No changes between 5.15 and 5.19 ✅
• No changes between 5.19 and 6.2 ✅
• No changes between 6.2 and 6.5 ✅
• No changes between 6.5 and 6.8 ✅

Arch

• No changes between amd64 and arm64 ✅
• No changes between amd64 and armhf ✅
• No changes between amd64 and ppc64el ✅
• No changes between amd64 and riscv64 ✅

Flavor

• No changes between generic and aws ✅
• No changes between generic and azure ✅
• No changes between generic and gcp ✅
• No changes between generic and lowlatency ✅