DepSurf

Function: derive_key_aes

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: ✅

  int derive_key_aes(u8 *deriving_key, u8 *source_key, u8 *derived_key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keyinfo.c (ffffffff8128a110)
  Location: fs/crypto/keyinfo.c:37
  Inline: False
  

  Symbols:

  ffffffff8128a110-ffffffff8128a2b0: derive_key_aes (STB_LOCAL)
  

• In 4.10: ✅

  int derive_key_aes(u8 *deriving_key, u8 *source_key, u8 *derived_key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keyinfo.c (ffffffff8129ee50)
  Location: fs/crypto/keyinfo.c:34
  Inline: False
  

  Symbols:

  ffffffff8129ee50-ffffffff8129eff0: derive_key_aes (STB_LOCAL)
  

• In 4.13: ✅

  int derive_key_aes(u8 *deriving_key, const struct fscrypt_key *source_key, u8 *derived_raw_key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keyinfo.c (ffffffff812ad880)
  Location: fs/crypto/keyinfo.c:39
  Inline: False
  

  Symbols:

  ffffffff812ad880-ffffffff812ada49: derive_key_aes (STB_LOCAL)
  

• In 4.15: ✅

  int derive_key_aes(u8 *deriving_key, const struct fscrypt_key *source_key, u8 *derived_raw_key);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keyinfo.c (ffffffff812d0d70)
  Location: fs/crypto/keyinfo.c:29
  Inline: False
  

  Symbols:

  ffffffff812d0d70-ffffffff812d0f19: derive_key_aes (STB_LOCAL)
  

• In 4.18: ✅

  int derive_key_aes(const u8 *master_key, const struct fscrypt_context *ctx, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keyinfo.c (ffffffff812fb8b0)
  Location: fs/crypto/keyinfo.c:29
  Inline: False
  

  Symbols:

  ffffffff812fb8b0-ffffffff812fba6e: derive_key_aes (STB_LOCAL)
  

• In 5.0: ✅

  int derive_key_aes(const u8 *master_key, const struct fscrypt_context *ctx, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keyinfo.c (ffffffff81310e00)
  Location: fs/crypto/keyinfo.c:35
  Inline: False
  

  Symbols:

  ffffffff81310e00-ffffffff81311002: derive_key_aes (STB_LOCAL)
  

• In 5.3: ✅

  int derive_key_aes(const u8 *master_key, const struct fscrypt_context *ctx, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keyinfo.c (ffffffff81338580)
  Location: fs/crypto/keyinfo.c:34
  Inline: False
  

  Symbols:

  ffffffff81338580-ffffffff8133871d: derive_key_aes (STB_LOCAL)
  

• In 5.4: ✅

  int derive_key_aes(const u8 *master_key, const u8 *nonce, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keysetup_v1.c (ffffffff8134e390)
  Location: fs/crypto/keysetup_v1.c:47
  Inline: False
  Direct callers:
    - fs/crypto/keysetup_v1.c:fscrypt_setup_v1_file_key
  

  Symbols:

  ffffffff8134e390-ffffffff8134e52f: derive_key_aes (STB_LOCAL)
  

• In 5.8: ✅

  int derive_key_aes(const u8 *master_key, const u8 *nonce, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keysetup_v1.c (ffffffff81394130)
  Location: fs/crypto/keysetup_v1.c:47
  Inline: False
  Direct callers:
    - fs/crypto/keysetup_v1.c:setup_v1_file_key_derived
  

  Symbols:

  ffffffff81394130-ffffffff813942ca: derive_key_aes (STB_LOCAL)
  

• In 5.11: ✅

  int derive_key_aes(const u8 *master_key, const u8 *nonce, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keysetup_v1.c (ffffffff813a55f0)
  Location: fs/crypto/keysetup_v1.c:47
  Inline: False
  Direct callers:
    - fs/crypto/keysetup_v1.c:setup_v1_file_key_derived
  

  Symbols:

  ffffffff813a55f0-ffffffff813a578a: derive_key_aes (STB_LOCAL)
  

• In 5.13: ✅

  int derive_key_aes(const u8 *master_key, const u8 *nonce, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keysetup_v1.c (ffffffff813ac6d0)
  Location: fs/crypto/keysetup_v1.c:47
  Inline: False
  Direct callers:
    - fs/crypto/keysetup_v1.c:fscrypt_setup_v1_file_key
  

  Symbols:

  ffffffff813ac6d0-ffffffff813ac86a: derive_key_aes (STB_LOCAL)
  

• In 5.15: ✅

  int derive_key_aes(const u8 *master_key, const u8 *nonce, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keysetup_v1.c (ffffffff813fc040)
  Location: fs/crypto/keysetup_v1.c:47
  Inline: False
  Direct callers:
    - fs/crypto/keysetup_v1.c:fscrypt_setup_v1_file_key
  

  Symbols:

  ffffffff813fc040-ffffffff813fc1da: derive_key_aes (STB_LOCAL)
  

• In 5.19: ✅

  int derive_key_aes(const u8 *master_key, const u8 *nonce, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keysetup_v1.c (ffffffff8146f460)
  Location: fs/crypto/keysetup_v1.c:47
  Inline: False
  Direct callers:
    - fs/crypto/keysetup_v1.c:fscrypt_setup_v1_file_key
  

  Symbols:

  ffffffff8146f460-ffffffff8146f65e: derive_key_aes (STB_LOCAL)
  

• In 6.2: ✅

  int derive_key_aes(const u8 *master_key, const u8 *nonce, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keysetup_v1.c (ffffffff81500be0)
  Location: fs/crypto/keysetup_v1.c:47
  Inline: False
  Direct callers:
    - fs/crypto/keysetup_v1.c:fscrypt_setup_v1_file_key
  

  Symbols:

  ffffffff81500be0-ffffffff81500dde: derive_key_aes (STB_LOCAL)
  

• In 6.5: ✅

  int derive_key_aes(const u8 *master_key, const u8 *nonce, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keysetup_v1.c (ffffffff81538270)
  Location: fs/crypto/keysetup_v1.c:47
  Inline: False
  Direct callers:
    - fs/crypto/keysetup_v1.c:fscrypt_setup_v1_file_key
  

  Symbols:

  ffffffff81538270-ffffffff81538470: derive_key_aes (STB_LOCAL)
  

• In 6.8: ✅

  int derive_key_aes(const u8 *master_key, const u8 *nonce, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keysetup_v1.c (ffffffff8156d3c0)
  Location: fs/crypto/keysetup_v1.c:47
  Inline: False
  Direct callers:
    - fs/crypto/keysetup_v1.c:fscrypt_setup_v1_file_key
  

  Symbols:

  ffffffff8156d3c0-ffffffff8156d5c0: derive_key_aes (STB_LOCAL)
  

Arch

• In arm64: ✅

  int derive_key_aes(const u8 *master_key, const u8 *nonce, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keysetup_v1.c (ffff80001040f5a0)
  Location: fs/crypto/keysetup_v1.c:47
  Inline: False
  Direct callers:
    - fs/crypto/keysetup_v1.c:fscrypt_setup_v1_file_key
  

  Symbols:

  ffff80001040f5a0-ffff80001040f75c: derive_key_aes (STB_LOCAL)
  

• In armhf: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In fs/crypto/keysetup_v1.c (c05dc2d4)
  Location: fs/crypto/keysetup_v1.c:47
  Inline: True
  Inline callers:
    - fs/crypto/keysetup_v1.c:fscrypt_setup_v1_file_key
  

• In ppc64el: ✅

  int derive_key_aes(const u8 *master_key, const u8 *nonce, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keysetup_v1.c (c00000000051d010)
  Location: fs/crypto/keysetup_v1.c:47
  Inline: False
  Direct callers:
    - fs/crypto/keysetup_v1.c:fscrypt_setup_v1_file_key
  

  Symbols:

  c00000000051d010-c00000000051d254: derive_key_aes (STB_LOCAL)
  

• In riscv64: Full Inline ⚠️

  Collision: Unique Static

  Inline: Full

  Transformation: False

  Instances:

  In fs/crypto/keysetup_v1.c (ffffffe0002b84a2)
  Location: fs/crypto/keysetup_v1.c:47
  Inline: True
  Inline callers:
    - fs/crypto/keysetup_v1.c:fscrypt_setup_v1_file_key
  

Flavor

• In aws: ✅

  int derive_key_aes(const u8 *master_key, const u8 *nonce, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keysetup_v1.c (ffffffff81346970)
  Location: fs/crypto/keysetup_v1.c:47
  Inline: False
  Direct callers:
    - fs/crypto/keysetup_v1.c:fscrypt_setup_v1_file_key
  

  Symbols:

  ffffffff81346970-ffffffff81346b0f: derive_key_aes (STB_LOCAL)
  

• In azure: ✅

  int derive_key_aes(const u8 *master_key, const u8 *nonce, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keysetup_v1.c (ffffffff81337650)
  Location: fs/crypto/keysetup_v1.c:47
  Inline: False
  Direct callers:
    - fs/crypto/keysetup_v1.c:fscrypt_setup_v1_file_key
  

  Symbols:

  ffffffff81337650-ffffffff813377ef: derive_key_aes (STB_LOCAL)
  

• In gcp: ✅

  int derive_key_aes(const u8 *master_key, const u8 *nonce, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keysetup_v1.c (ffffffff81344440)
  Location: fs/crypto/keysetup_v1.c:47
  Inline: False
  Direct callers:
    - fs/crypto/keysetup_v1.c:fscrypt_setup_v1_file_key
  

  Symbols:

  ffffffff81344440-ffffffff813445df: derive_key_aes (STB_LOCAL)
  

• In lowlatency: ✅

  int derive_key_aes(const u8 *master_key, const u8 *nonce, u8 *derived_key, unsigned int derived_keysize);
  

  Collision: Unique Static

  Inline: No

  Transformation: False

  Instances:

  In fs/crypto/keysetup_v1.c (ffffffff81357720)
  Location: fs/crypto/keysetup_v1.c:47
  Inline: False
  Direct callers:
    - fs/crypto/keysetup_v1.c:fscrypt_setup_v1_file_key
  

  Symbols:

  ffffffff81357720-ffffffff813578bf: derive_key_aes (STB_LOCAL)
  

Differences

Regular

• No changes between 4.8 and 4.10 ✅
• Changed between 4.10 and 4.13 ⚠️

  • Param added. u8 *derived_raw_key
  • Param removed. u8 *derived_key
  • Param type changed. u8 *source_key ➡️ const struct fscrypt_key *source_key
• No changes between 4.13 and 4.15 ✅
• Changed between 4.15 and 4.18 ⚠️

  • Param added. const u8 *master_key
  • Param added. const struct fscrypt_context *ctx
  • Param added. u8 *derived_key
  • Param added. unsigned int derived_keysize
  • Param removed. u8 *deriving_key
  • Param removed. const struct fscrypt_key *source_key
  • Param removed. u8 *derived_raw_key
• No changes between 4.18 and 5.0 ✅
• No changes between 5.0 and 5.3 ✅
• Changed between 5.3 and 5.4 ⚠️

  • Param added. const u8 *nonce
  • Param removed. const struct fscrypt_context *ctx
• 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 ppc64el ✅

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 ✅