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author | Daniel Kahn Gillmor <dkg@fifthhorseman.net> | 2021-02-24 16:03:57 -0500 |
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committer | Daniel Kahn Gillmor <dkg@fifthhorseman.net> | 2021-02-24 16:03:57 -0500 |
commit | 3db9d208285f831e62e22e5c725bebb54fb5887e (patch) | |
tree | e0ffa473abd9e877e042d9e66cd038daa35f0b3c /test | |
parent | 20e74b1b02290656ff42e3074e3b31ef9e2dbaa6 (diff) | |
download | libfaketime-3db9d208285f831e62e22e5c725bebb54fb5887e.tar.gz |
Test getentropy
We want to ensure that tools that call getentropy() are also
controlled appropriately.
Diffstat (limited to 'test')
-rw-r--r-- | test/Makefile | 2 | ||||
-rw-r--r-- | test/getentropy_test.c | 14 | ||||
-rwxr-xr-x | test/randomtest.sh | 2 |
3 files changed, 16 insertions, 2 deletions
diff --git a/test/Makefile b/test/Makefile index 8959b71..47da88f 100644 --- a/test/Makefile +++ b/test/Makefile @@ -25,7 +25,7 @@ functest: %_test: %_test.c ${CC} -o $@ ${CFLAGS} $< -randomtest: getrandom_test use_lib_random librandom.so repeat_random +randomtest: getrandom_test use_lib_random librandom.so repeat_random getentropy_test ./randomtest.sh getpidtest: use_lib_getpid libgetpid.so diff --git a/test/getentropy_test.c b/test/getentropy_test.c new file mode 100644 index 0000000..a3d02e6 --- /dev/null +++ b/test/getentropy_test.c @@ -0,0 +1,14 @@ +#include <unistd.h> +#include <stdio.h> + +int main() { + unsigned char buf[16]; + if (getentropy(buf, sizeof(buf))) { + perror("failed to getentropy()"); + return 1; + } + for (size_t i = 0; i < sizeof(buf); i++) + printf("%02x", buf[i]); + printf("\n"); + return 0; +} diff --git a/test/randomtest.sh b/test/randomtest.sh index 6f8d124..4055188 100755 --- a/test/randomtest.sh +++ b/test/randomtest.sh @@ -6,7 +6,7 @@ set -e error=0 -for iface in getrandom; do +for iface in getrandom getentropy; do printf "Testing %s() interception...\n" "$iface" "./${iface}_test" > "${iface}.alone" |