selftests/bpf: Add a series of tests for bpf_snprintf

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The "positive" part tests all format specifiers when things go well.

The "negative" part makes sure that incorrect format strings fail at
load time.

Signed-off-by: Florent Revest <revest@chromium.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20210419155243.1632274-7-revest@chromium.org

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Florent Revest 2021-04-19 17:52:43 +02:00 • committed by Alexei Starovoitov

parent 58c2b1f5e0

commit c2e39c6bdc

3 changed files with 218 additions and 0 deletions

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125

tools/testing/selftests/bpf/prog_tests/snprintf.c

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73

tools/testing/selftests/bpf/progs/test_snprintf.c

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20

tools/testing/selftests/bpf/progs/test_snprintf_single.c

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