shell bypass 403
UnknownSec Shell
:
/
usr
/
src
/
linux-headers-6.8.0-36
/
include
/
trace
/ [
drwxr-xr-x
]
upload
mass deface
mass delete
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bpf_probe.h
/* SPDX-License-Identifier: GPL-2.0 */ #undef TRACE_SYSTEM_VAR #ifdef CONFIG_BPF_EVENTS #include "stages/stage6_event_callback.h" #undef __perf_count #define __perf_count(c) (c) #undef __perf_task #define __perf_task(t) (t) #include <linux/args.h> /* cast any integer, pointer, or small struct to u64 */ #define UINTTYPE(size) \ __typeof__(__builtin_choose_expr(size == 1, (u8)1, \ __builtin_choose_expr(size == 2, (u16)2, \ __builtin_choose_expr(size == 4, (u32)3, \ __builtin_choose_expr(size == 8, (u64)4, \ (void)5))))) #define __CAST_TO_U64(x) ({ \ typeof(x) __src = (x); \ UINTTYPE(sizeof(x)) __dst; \ memcpy(&__dst, &__src, sizeof(__dst)); \ (u64)__dst; }) #define __CAST1(a,...) __CAST_TO_U64(a) #define __CAST2(a,...) __CAST_TO_U64(a), __CAST1(__VA_ARGS__) #define __CAST3(a,...) __CAST_TO_U64(a), __CAST2(__VA_ARGS__) #define __CAST4(a,...) __CAST_TO_U64(a), __CAST3(__VA_ARGS__) #define __CAST5(a,...) __CAST_TO_U64(a), __CAST4(__VA_ARGS__) #define __CAST6(a,...) __CAST_TO_U64(a), __CAST5(__VA_ARGS__) #define __CAST7(a,...) __CAST_TO_U64(a), __CAST6(__VA_ARGS__) #define __CAST8(a,...) __CAST_TO_U64(a), __CAST7(__VA_ARGS__) #define __CAST9(a,...) __CAST_TO_U64(a), __CAST8(__VA_ARGS__) #define __CAST10(a,...) __CAST_TO_U64(a), __CAST9(__VA_ARGS__) #define __CAST11(a,...) __CAST_TO_U64(a), __CAST10(__VA_ARGS__) #define __CAST12(a,...) __CAST_TO_U64(a), __CAST11(__VA_ARGS__) /* tracepoints with more than 12 arguments will hit build error */ #define CAST_TO_U64(...) CONCATENATE(__CAST, COUNT_ARGS(__VA_ARGS__))(__VA_ARGS__) #define __BPF_DECLARE_TRACE(call, proto, args) \ static notrace void \ __bpf_trace_##call(void *__data, proto) \ { \ struct bpf_prog *prog = __data; \ CONCATENATE(bpf_trace_run, COUNT_ARGS(args))(prog, CAST_TO_U64(args)); \ } #undef DECLARE_EVENT_CLASS #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ __BPF_DECLARE_TRACE(call, PARAMS(proto), PARAMS(args)) /* * This part is compiled out, it is only here as a build time check * to make sure that if the tracepoint handling changes, the * bpf probe will fail to compile unless it too is updated. */ #define __DEFINE_EVENT(template, call, proto, args, size) \ static inline void bpf_test_probe_##call(void) \ { \ check_trace_callback_type_##call(__bpf_trace_##template); \ } \ typedef void (*btf_trace_##call)(void *__data, proto); \ static union { \ struct bpf_raw_event_map event; \ btf_trace_##call handler; \ } __bpf_trace_tp_map_##call __used \ __section("__bpf_raw_tp_map") = { \ .event = { \ .tp = &__tracepoint_##call, \ .bpf_func = __bpf_trace_##template, \ .num_args = COUNT_ARGS(args), \ .writable_size = size, \ }, \ }; #define FIRST(x, ...) x #define __CHECK_WRITABLE_BUF_SIZE(call, proto, args, size) \ static inline void bpf_test_buffer_##call(void) \ { \ /* BUILD_BUG_ON() is ignored if the code is completely eliminated, but \ * BUILD_BUG_ON_ZERO() uses a different mechanism that is not \ * dead-code-eliminated. \ */ \ FIRST(proto); \ (void)BUILD_BUG_ON_ZERO(size != sizeof(*FIRST(args))); \ } #undef DEFINE_EVENT_WRITABLE #define DEFINE_EVENT_WRITABLE(template, call, proto, args, size) \ __CHECK_WRITABLE_BUF_SIZE(call, PARAMS(proto), PARAMS(args), size) \ __DEFINE_EVENT(template, call, PARAMS(proto), PARAMS(args), size) #undef DEFINE_EVENT #define DEFINE_EVENT(template, call, proto, args) \ __DEFINE_EVENT(template, call, PARAMS(proto), PARAMS(args), 0) #undef DEFINE_EVENT_PRINT #define DEFINE_EVENT_PRINT(template, name, proto, args, print) \ DEFINE_EVENT(template, name, PARAMS(proto), PARAMS(args)) #undef DECLARE_TRACE #define DECLARE_TRACE(call, proto, args) \ __BPF_DECLARE_TRACE(call, PARAMS(proto), PARAMS(args)) \ __DEFINE_EVENT(call, call, PARAMS(proto), PARAMS(args), 0) #undef DECLARE_TRACE_WRITABLE #define DECLARE_TRACE_WRITABLE(call, proto, args, size) \ __CHECK_WRITABLE_BUF_SIZE(call, PARAMS(proto), PARAMS(args), size) \ __BPF_DECLARE_TRACE(call, PARAMS(proto), PARAMS(args)) \ __DEFINE_EVENT(call, call, PARAMS(proto), PARAMS(args), size) #include TRACE_INCLUDE(TRACE_INCLUDE_FILE) #undef DECLARE_TRACE_WRITABLE #undef DEFINE_EVENT_WRITABLE #undef __CHECK_WRITABLE_BUF_SIZE #undef __DEFINE_EVENT #undef FIRST #endif /* CONFIG_BPF_EVENTS */
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