xref: /OK3568_Linux_fs/kernel/include/trace/hooks/fips140.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #undef TRACE_SYSTEM
3*4882a593Smuzhiyun #define TRACE_SYSTEM fips140
4*4882a593Smuzhiyun #define TRACE_INCLUDE_PATH trace/hooks
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun #if !defined(_TRACE_HOOK_FIPS140_H) || defined(TRACE_HEADER_MULTI_READ)
7*4882a593Smuzhiyun #define _TRACE_HOOK_FIPS140_H
8*4882a593Smuzhiyun #include <linux/tracepoint.h>
9*4882a593Smuzhiyun #include <trace/hooks/vendor_hooks.h>
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #ifdef __GENKSYMS__
12*4882a593Smuzhiyun struct crypto_aes_ctx;
13*4882a593Smuzhiyun #else
14*4882a593Smuzhiyun /* struct crypto_aes_ctx */
15*4882a593Smuzhiyun #include <crypto/aes.h>
16*4882a593Smuzhiyun #endif /* __GENKSYMS__ */
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun /*
19*4882a593Smuzhiyun  * These hooks exist only for the benefit of the FIPS140 crypto module, which
20*4882a593Smuzhiyun  * uses them to swap out the underlying implementation with one that is integrity
21*4882a593Smuzhiyun  * checked as per FIPS 140 requirements. No other uses are allowed or
22*4882a593Smuzhiyun  * supported.
23*4882a593Smuzhiyun  */
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun DECLARE_HOOK(android_vh_sha256,
26*4882a593Smuzhiyun 	     TP_PROTO(const u8 *data,
27*4882a593Smuzhiyun 		      unsigned int len,
28*4882a593Smuzhiyun 		      u8 *out,
29*4882a593Smuzhiyun 		      int *hook_inuse),
30*4882a593Smuzhiyun 	     TP_ARGS(data, len, out, hook_inuse));
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun DECLARE_HOOK(android_vh_aes_expandkey,
33*4882a593Smuzhiyun 	     TP_PROTO(struct crypto_aes_ctx *ctx,
34*4882a593Smuzhiyun 		      const u8 *in_key,
35*4882a593Smuzhiyun 		      unsigned int key_len,
36*4882a593Smuzhiyun 		      int *err),
37*4882a593Smuzhiyun 	     TP_ARGS(ctx, in_key, key_len, err));
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun DECLARE_HOOK(android_vh_aes_encrypt,
40*4882a593Smuzhiyun 	     TP_PROTO(const struct crypto_aes_ctx *ctx,
41*4882a593Smuzhiyun 		      u8 *out,
42*4882a593Smuzhiyun 		      const u8 *in,
43*4882a593Smuzhiyun 		      int *hook_inuse),
44*4882a593Smuzhiyun 	     TP_ARGS(ctx, out, in, hook_inuse));
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun DECLARE_HOOK(android_vh_aes_decrypt,
47*4882a593Smuzhiyun 	     TP_PROTO(const struct crypto_aes_ctx *ctx,
48*4882a593Smuzhiyun 		      u8 *out,
49*4882a593Smuzhiyun 		      const u8 *in,
50*4882a593Smuzhiyun 		      int *hook_inuse),
51*4882a593Smuzhiyun 	     TP_ARGS(ctx, out, in, hook_inuse));
52*4882a593Smuzhiyun 
53*4882a593Smuzhiyun #endif /* _TRACE_HOOK_FIPS140_H */
54*4882a593Smuzhiyun 
55*4882a593Smuzhiyun /* This part must be outside protection */
56*4882a593Smuzhiyun #include <trace/define_trace.h>
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