botan_sys/
tpm2.rs

1use crate::ffi_types::{c_char, c_int};
2use crate::rng::botan_rng_t;
3
4pub enum botan_tpm2_ctx_struct {}
5pub type botan_tpm2_ctx_t = *mut botan_tpm2_ctx_struct;
6
7pub enum botan_tpm2_session_struct {}
8pub type botan_tpm2_session_t = *mut botan_tpm2_session_struct;
9
10pub enum botan_tpm2_crypto_backend_state_struct {}
11pub type botan_tpm2_crypto_backend_state_t = *mut botan_tpm2_crypto_backend_state_struct;
12
13// Opaque ESYS_CONTEXT from tss2
14#[repr(C)]
15pub struct ESYS_CONTEXT {
16    _private: [u8; 0],
17}
18
19#[cfg(botan_ffi_20250506)]
20unsafe extern "C" {
21    pub fn botan_tpm2_supports_crypto_backend() -> c_int;
22
23    pub fn botan_tpm2_ctx_init(
24        ctx_out: *mut botan_tpm2_ctx_t,
25        tcti_nameconf: *const c_char,
26    ) -> c_int;
27
28    pub fn botan_tpm2_ctx_init_ex(
29        ctx_out: *mut botan_tpm2_ctx_t,
30        tcti_name: *const c_char,
31        tcti_conf: *const c_char,
32    ) -> c_int;
33
34    pub fn botan_tpm2_ctx_from_esys(
35        ctx_out: *mut botan_tpm2_ctx_t,
36        esys_ctx: *mut ESYS_CONTEXT,
37    ) -> c_int;
38
39    pub fn botan_tpm2_ctx_enable_crypto_backend(ctx: botan_tpm2_ctx_t, rng: botan_rng_t) -> c_int;
40
41    pub fn botan_tpm2_ctx_destroy(ctx: botan_tpm2_ctx_t) -> c_int;
42
43    pub fn botan_tpm2_enable_crypto_backend(
44        cbs_out: *mut botan_tpm2_crypto_backend_state_t,
45        esys_ctx: *mut ESYS_CONTEXT,
46        rng: botan_rng_t,
47    ) -> c_int;
48
49    pub fn botan_tpm2_crypto_backend_state_destroy(cbs: botan_tpm2_crypto_backend_state_t)
50    -> c_int;
51
52    pub fn botan_tpm2_rng_init(
53        rng_out: *mut botan_rng_t,
54        ctx: botan_tpm2_ctx_t,
55        s1: botan_tpm2_session_t,
56        s2: botan_tpm2_session_t,
57        s3: botan_tpm2_session_t,
58    ) -> c_int;
59
60    pub fn botan_tpm2_unauthenticated_session_init(
61        session_out: *mut botan_tpm2_session_t,
62        ctx: botan_tpm2_ctx_t,
63    ) -> c_int;
64
65    pub fn botan_tpm2_session_destroy(session: botan_tpm2_session_t) -> c_int;
66}
botan_sys/tpm2.rs

botan_sys/
tpm2.rs
