//! Header: `linux/keyctl.h`

pub const KEY_SPEC_THREAD_KEYRING: i32 = -1;
pub const KEY_SPEC_PROCESS_KEYRING: i32 = -2;
pub const KEY_SPEC_SESSION_KEYRING: i32 = -3;
pub const KEY_SPEC_USER_KEYRING: i32 = -4;
pub const KEY_SPEC_USER_SESSION_KEYRING: i32 = -5;
pub const KEY_SPEC_GROUP_KEYRING: i32 = -6;
pub const KEY_SPEC_REQKEY_AUTH_KEY: i32 = -7;
pub const KEY_SPEC_REQUESTOR_KEYRING: i32 = -8;

pub const KEY_REQKEY_DEFL_NO_CHANGE: i32 = -1;
pub const KEY_REQKEY_DEFL_DEFAULT: i32 = 0;
pub const KEY_REQKEY_DEFL_THREAD_KEYRING: i32 = 1;
pub const KEY_REQKEY_DEFL_PROCESS_KEYRING: i32 = 2;
pub const KEY_REQKEY_DEFL_SESSION_KEYRING: i32 = 3;
pub const KEY_REQKEY_DEFL_USER_KEYRING: i32 = 4;
pub const KEY_REQKEY_DEFL_USER_SESSION_KEYRING: i32 = 5;
pub const KEY_REQKEY_DEFL_GROUP_KEYRING: i32 = 6;
pub const KEY_REQKEY_DEFL_REQUESTOR_KEYRING: i32 = 7;

pub const KEYCTL_GET_KEYRING_ID: u32 = 0;
pub const KEYCTL_JOIN_SESSION_KEYRING: u32 = 1;
pub const KEYCTL_UPDATE: u32 = 2;
pub const KEYCTL_REVOKE: u32 = 3;
pub const KEYCTL_CHOWN: u32 = 4;
pub const KEYCTL_SETPERM: u32 = 5;
pub const KEYCTL_DESCRIBE: u32 = 6;
pub const KEYCTL_CLEAR: u32 = 7;
pub const KEYCTL_LINK: u32 = 8;
pub const KEYCTL_UNLINK: u32 = 9;
pub const KEYCTL_SEARCH: u32 = 10;
pub const KEYCTL_READ: u32 = 11;
pub const KEYCTL_INSTANTIATE: u32 = 12;
pub const KEYCTL_NEGATE: u32 = 13;
pub const KEYCTL_SET_REQKEY_KEYRING: u32 = 14;
pub const KEYCTL_SET_TIMEOUT: u32 = 15;
pub const KEYCTL_ASSUME_AUTHORITY: u32 = 16;
pub const KEYCTL_GET_SECURITY: u32 = 17;
pub const KEYCTL_SESSION_TO_PARENT: u32 = 18;
pub const KEYCTL_REJECT: u32 = 19;
pub const KEYCTL_INSTANTIATE_IOV: u32 = 20;
pub const KEYCTL_INVALIDATE: u32 = 21;
pub const KEYCTL_GET_PERSISTENT: u32 = 22;
pub const KEYCTL_DH_COMPUTE: u32 = 23;
pub const KEYCTL_PKEY_QUERY: u32 = 24;
pub const KEYCTL_PKEY_ENCRYPT: u32 = 25;
pub const KEYCTL_PKEY_DECRYPT: u32 = 26;
pub const KEYCTL_PKEY_SIGN: u32 = 27;
pub const KEYCTL_PKEY_VERIFY: u32 = 28;
pub const KEYCTL_RESTRICT_KEYRING: u32 = 29;
pub const KEYCTL_MOVE: u32 = 30;
pub const KEYCTL_CAPABILITIES: u32 = 31;

pub const KEYCTL_SUPPORTS_ENCRYPT: u32 = 0x01;
pub const KEYCTL_SUPPORTS_DECRYPT: u32 = 0x02;
pub const KEYCTL_SUPPORTS_SIGN: u32 = 0x04;
pub const KEYCTL_SUPPORTS_VERIFY: u32 = 0x08;

pub const KEYCTL_CAPS0_CAPABILITIES: u32 = 0x01;
pub const KEYCTL_CAPS0_PERSISTENT_KEYRINGS: u32 = 0x02;
pub const KEYCTL_CAPS0_DIFFIE_HELLMAN: u32 = 0x04;
pub const KEYCTL_CAPS0_PUBLIC_KEY: u32 = 0x08;
pub const KEYCTL_CAPS0_BIG_KEY: u32 = 0x10;
pub const KEYCTL_CAPS0_INVALIDATE: u32 = 0x20;
pub const KEYCTL_CAPS0_RESTRICT_KEYRING: u32 = 0x40;
pub const KEYCTL_CAPS0_MOVE: u32 = 0x80;
pub const KEYCTL_CAPS1_NS_KEYRING_NAME: u32 = 0x01;
pub const KEYCTL_CAPS1_NS_KEY_TAG: u32 = 0x02;