| 1 | |
| 2 |
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| 3 | #define _SDT_HAS_SEMAPHORES 1
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| 4 | #include "sdt.h"
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| 5 |
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| 6 | #define SHARED 1
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| 7 | #include "bpf/libbpf_internal.h"
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| 8 |
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| 9 | #define SEC(name) __attribute__((section(name), used))
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| 10 |
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| 11 | unsigned short urandlib_read_with_sema_semaphore SEC(".probes");
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| 12 |
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| 13 | void urandlib_read_with_sema(int iter_num, int iter_cnt, int read_sz)
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| 14 | {
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| 15 | STAP_PROBE3(urandlib, read_with_sema, iter_num, iter_cnt, read_sz);
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| 16 | }
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| 17 |
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| 18 | COMPAT_VERSION(urandlib_api_v1, urandlib_api, LIBURANDOM_READ_1.0.0)
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| 19 | int urandlib_api_v1(void)
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| 20 | {
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| 21 | return 1;
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| 22 | }
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| 23 |
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| 24 | DEFAULT_VERSION(urandlib_api_v2, urandlib_api, LIBURANDOM_READ_2.0.0)
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| 25 | int urandlib_api_v2(void)
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| 26 | {
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| 27 | return 2;
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| 28 | }
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| 29 |
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| 30 | COMPAT_VERSION(urandlib_api_sameoffset, urandlib_api_sameoffset, LIBURANDOM_READ_1.0.0)
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| 31 | DEFAULT_VERSION(urandlib_api_sameoffset, urandlib_api_sameoffset, LIBURANDOM_READ_2.0.0)
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| 32 | int urandlib_api_sameoffset(void)
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| 33 | {
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| 34 | return 3;
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| 35 | }
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