diff options
Diffstat (limited to 'tools/testing/selftests/hid/progs')
-rw-r--r-- | tools/testing/selftests/hid/progs/hid.c | 46 | ||||
-rw-r--r-- | tools/testing/selftests/hid/progs/hid_bpf_helpers.h | 6 |
2 files changed, 52 insertions, 0 deletions
diff --git a/tools/testing/selftests/hid/progs/hid.c b/tools/testing/selftests/hid/progs/hid.c index 1e558826b8..f67d35def1 100644 --- a/tools/testing/selftests/hid/progs/hid.c +++ b/tools/testing/selftests/hid/progs/hid.c @@ -101,6 +101,52 @@ int hid_user_raw_request(struct hid_hw_request_syscall_args *args) return 0; } +SEC("syscall") +int hid_user_output_report(struct hid_hw_request_syscall_args *args) +{ + struct hid_bpf_ctx *ctx; + const size_t size = args->size; + int i, ret = 0; + + if (size > sizeof(args->data)) + return -7; /* -E2BIG */ + + ctx = hid_bpf_allocate_context(args->hid); + if (!ctx) + return -1; /* EPERM check */ + + ret = hid_bpf_hw_output_report(ctx, + args->data, + size); + args->retval = ret; + + hid_bpf_release_context(ctx); + + return 0; +} + +SEC("syscall") +int hid_user_input_report(struct hid_hw_request_syscall_args *args) +{ + struct hid_bpf_ctx *ctx; + const size_t size = args->size; + int i, ret = 0; + + if (size > sizeof(args->data)) + return -7; /* -E2BIG */ + + ctx = hid_bpf_allocate_context(args->hid); + if (!ctx) + return -1; /* EPERM check */ + + ret = hid_bpf_input_report(ctx, HID_INPUT_REPORT, args->data, size); + args->retval = ret; + + hid_bpf_release_context(ctx); + + return 0; +} + static const __u8 rdesc[] = { 0x05, 0x01, /* USAGE_PAGE (Generic Desktop) */ 0x09, 0x32, /* USAGE (Z) */ diff --git a/tools/testing/selftests/hid/progs/hid_bpf_helpers.h b/tools/testing/selftests/hid/progs/hid_bpf_helpers.h index 65e657ac11..9cd56821d0 100644 --- a/tools/testing/selftests/hid/progs/hid_bpf_helpers.h +++ b/tools/testing/selftests/hid/progs/hid_bpf_helpers.h @@ -94,5 +94,11 @@ extern int hid_bpf_hw_request(struct hid_bpf_ctx *ctx, size_t buf__sz, enum hid_report_type type, enum hid_class_request reqtype) __ksym; +extern int hid_bpf_hw_output_report(struct hid_bpf_ctx *ctx, + __u8 *buf, size_t buf__sz) __ksym; +extern int hid_bpf_input_report(struct hid_bpf_ctx *ctx, + enum hid_report_type type, + __u8 *data, + size_t buf__sz) __ksym; #endif /* __HID_BPF_HELPERS_H */ |