metee
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metee.h
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1/* SPDX-License-Identifier: Apache-2.0 */
2/*
3 * Copyright (C) 2014-2023 Intel Corporation
4 */
8#ifndef __METEE_H
9#define __METEE_H
10
11#ifdef __cplusplus
12extern "C" {
13#endif
14
15#include <stddef.h>
16#include <stdint.h>
17#include <stdbool.h>
19#ifdef _WIN32
20 #include <Windows.h>
21 #include <initguid.h>
22
23 #ifndef METEE_DLL
24 #define METEE_DLL_API
25 #else /* METEE_DLL */
26 #ifdef METEE_DLL_EXPORT
27 #define METEE_DLL_API __declspec(dllexport)
28 #else
29 #define METEE_DLL_API __declspec(dllimport)
30 #endif /* METEE_DLL_EXPORT */
31 #endif /* METEE_DLL */
32 #define TEEAPI METEE_DLL_API __stdcall
33 #define TEE_DEVICE_HANDLE HANDLE
34 #define TEE_INVALID_DEVICE_HANDLE ((void*)0)
35#else /* _WIN32 */
36 #include <linux/uuid.h>
37
38 #ifndef METEE_DLL
39 #define METEE_DLL_API
40 #else
41 #ifdef METEE_DLL_EXPORT
42 #define METEE_DLL_API __attribute__((__visibility__("default")))
43 #else
44 #define METEE_DLL_API
45 #endif /* METEE_DLL_EXPORT */
46 #endif /* METEE_DLL */
47 #define TEEAPI METEE_DLL_API
48 #define GUID uuid_le
49 #define DEFINE_GUID(name, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8) \
50 const uuid_le name = UUID_LE(l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8)
51 #define TEE_DEVICE_HANDLE int
52 #define TEE_INVALID_DEVICE_HANDLE (-1)
53 #ifndef IN
54 #define IN
55 #endif
56 #ifndef OUT
57 #define OUT
58 #endif
59 #ifndef OPTIONAL
60 #define OPTIONAL
61 #endif
62#endif /* _WIN32 */
64
73
76typedef void(*TeeLogCallback)(bool is_error, const char* fmt, ...);
77
89
95
101 enum {
109 union {
110 const char* path;
111 const GUID* guid;
112 TEE_DEVICE_HANDLE handle;
114};
115
117#define TEEHANDLE_ZERO {0}
118
119typedef uint16_t TEESTATUS;
121#define TEE_ERROR_BASE 0x0000U
123#define TEE_SUCCESS (TEE_ERROR_BASE + 0)
125#define TEE_INTERNAL_ERROR (TEE_ERROR_BASE + 1)
127#define TEE_DEVICE_NOT_FOUND (TEE_ERROR_BASE + 2)
129#define TEE_DEVICE_NOT_READY (TEE_ERROR_BASE + 3)
131#define TEE_INVALID_PARAMETER (TEE_ERROR_BASE + 4)
133#define TEE_UNABLE_TO_COMPLETE_OPERATION (TEE_ERROR_BASE + 5)
135#define TEE_TIMEOUT (TEE_ERROR_BASE + 6)
137#define TEE_NOTSUPPORTED (TEE_ERROR_BASE + 7)
139#define TEE_CLIENT_NOT_FOUND (TEE_ERROR_BASE + 8)
141#define TEE_BUSY (TEE_ERROR_BASE + 9)
143#define TEE_DISCONNECTED (TEE_ERROR_BASE + 10)
145#define TEE_INSUFFICIENT_BUFFER (TEE_ERROR_BASE + 11)
147#define TEE_PERMISSION_DENIED (TEE_ERROR_BASE + 12)
148
151#define TEE_IS_SUCCESS(Status) (((TEESTATUS)(Status)) == TEE_SUCCESS)
152
162TEESTATUS TEEAPI TeeInitFull(IN OUT PTEEHANDLE handle, IN const GUID* guid,
163 IN const struct tee_device_address device,
164 IN uint32_t log_level, IN OPTIONAL TeeLogCallback log_callback);
165
173TEESTATUS TEEAPI TeeInit(IN OUT PTEEHANDLE handle, IN const GUID *guid,
174 IN OPTIONAL const char *device);
175
176#ifdef _WIN32
185TEESTATUS TEEAPI TeeInitGUID(IN OUT PTEEHANDLE handle, IN const GUID *guid,
186 IN OPTIONAL const GUID *device);
187#endif /* _WIN32 */
188
196TEESTATUS TEEAPI TeeInitHandle(IN OUT PTEEHANDLE handle, IN const GUID *guid,
197 IN const TEE_DEVICE_HANDLE device_handle);
198
203TEESTATUS TEEAPI TeeConnect(OUT PTEEHANDLE handle);
204
214TEESTATUS TEEAPI TeeRead(IN PTEEHANDLE handle, IN OUT void *buffer, IN size_t bufferSize,
215 OUT OPTIONAL size_t *pNumOfBytesRead, IN OPTIONAL uint32_t timeout);
216
226TEESTATUS TEEAPI TeeWrite(IN PTEEHANDLE handle, IN const void *buffer, IN size_t bufferSize,
227 OUT OPTIONAL size_t *numberOfBytesWritten, IN OPTIONAL uint32_t timeout);
228
236 IN uint32_t fwStatusNum, OUT uint32_t *fwStatus);
237
243TEESTATUS TEEAPI TeeGetTRC(IN PTEEHANDLE handle, OUT uint32_t* trc_val);
244
250void TEEAPI TeeDisconnect(IN PTEEHANDLE handle);
251
257TEE_DEVICE_HANDLE TEEAPI TeeGetDeviceHandle(IN PTEEHANDLE handle);
258
261typedef struct {
262 uint16_t major;
263 uint16_t minor;
264 uint16_t hotfix;
265 uint16_t build;
267
274TEESTATUS TEEAPI GetDriverVersion(IN PTEEHANDLE handle, IN OUT teeDriverVersion_t *driverVersion);
275
282uint32_t TEEAPI TeeSetLogLevel(IN PTEEHANDLE handle, IN uint32_t log_level);
283
289uint32_t TEEAPI TeeGetLogLevel(IN const PTEEHANDLE handle);
290
297TEESTATUS TEEAPI TeeSetLogCallback(IN const PTEEHANDLE handle, TeeLogCallback log_callback);
298
299#ifdef __cplusplus
300}
301#endif
302
303#endif /* __METEE_H */
uint16_t TEESTATUS
Definition metee.h:119
void(* TeeLogCallback)(bool is_error, const char *fmt,...)
Definition metee.h:76
TEESTATUS TEEAPI TeeSetLogCallback(IN const PTEEHANDLE handle, TeeLogCallback log_callback)
tee_log_level
Definition metee.h:67
@ TEE_LOG_LEVEL_ERROR
Definition metee.h:69
@ TEE_LOG_LEVEL_MAX
Definition metee.h:71
@ TEE_LOG_LEVEL_VERBOSE
Definition metee.h:70
@ TEE_LOG_LEVEL_QUIET
Definition metee.h:68
TEEHANDLE * PTEEHANDLE
A type definition for pointer to TEEHANDLE.
Definition metee.h:94
TEESTATUS TEEAPI GetDriverVersion(IN PTEEHANDLE handle, IN OUT teeDriverVersion_t *driverVersion)
TEESTATUS TEEAPI TeeRead(IN PTEEHANDLE handle, IN OUT void *buffer, IN size_t bufferSize, OUT OPTIONAL size_t *pNumOfBytesRead, IN OPTIONAL uint32_t timeout)
TEE_DEVICE_HANDLE TEEAPI TeeGetDeviceHandle(IN PTEEHANDLE handle)
TEESTATUS TEEAPI TeeFWStatus(IN PTEEHANDLE handle, IN uint32_t fwStatusNum, OUT uint32_t *fwStatus)
uint32_t TEEAPI TeeGetLogLevel(IN const PTEEHANDLE handle)
TEESTATUS TEEAPI TeeGetTRC(IN PTEEHANDLE handle, OUT uint32_t *trc_val)
TEESTATUS TEEAPI TeeInitHandle(IN OUT PTEEHANDLE handle, IN const GUID *guid, IN const TEE_DEVICE_HANDLE device_handle)
TEESTATUS TEEAPI TeeInit(IN OUT PTEEHANDLE handle, IN const GUID *guid, IN OPTIONAL const char *device)
void TEEAPI TeeDisconnect(IN PTEEHANDLE handle)
TEESTATUS TEEAPI TeeConnect(OUT PTEEHANDLE handle)
TEESTATUS TEEAPI TeeInitFull(IN OUT PTEEHANDLE handle, IN const GUID *guid, IN const struct tee_device_address device, IN uint32_t log_level, IN OPTIONAL TeeLogCallback log_callback)
TEESTATUS TEEAPI TeeWrite(IN PTEEHANDLE handle, IN const void *buffer, IN size_t bufferSize, OUT OPTIONAL size_t *numberOfBytesWritten, IN OPTIONAL uint32_t timeout)
struct _TEEHANDLE TEEHANDLE
uint32_t TEEAPI TeeSetLogLevel(IN PTEEHANDLE handle, IN uint32_t log_level)
uint8_t protcolVer
Definition metee.h:85
TeeLogCallback log_callback
Definition metee.h:87
enum tee_log_level log_level
Definition metee.h:86
size_t maxMsgLen
Definition metee.h:84
void * handle
Definition metee.h:83
uint16_t major
Definition metee.h:262
uint16_t build
Definition metee.h:265
uint16_t minor
Definition metee.h:263
uint16_t hotfix
Definition metee.h:264
union tee_device_address::@1 data
TEE_DEVICE_HANDLE handle
Definition metee.h:112
enum tee_device_address::@0 type
const GUID * guid
Definition metee.h:111