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chore: Adds print statements to help debug s2n_dynamic_load_test #4836

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merged 4 commits into from
Oct 11, 2024
Merged

chore: Adds print statements to help debug s2n_dynamic_load_test #4836

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ff75b30
Commits print statements
maddeleine Oct 2, 2024
6c36a65
Tweaks
maddeleine Oct 10, 2024
6cbca33
Merge branch 'main' into dl_debug
maddeleine Oct 10, 2024
091ed68
Merge branch 'main' into dl_debug
maddeleine Oct 10, 2024
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26 changes: 26 additions & 0 deletions codebuild/bin/s2n_dynamic_load_test.c
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Original file line number Diff line number Diff line change
Expand Up @@ -25,29 +25,53 @@ static void *s2n_load_dynamic_lib(void *ctx)

void *s2n_so = dlopen(s2n_so_path, RTLD_NOW);
if (!s2n_so) {
printf("Error dynamically loading libs2n\n");
printf("%s\n", dlerror());
exit(1);
}

int (*s2n_init_dl)(void) = NULL;
*(void **) (&s2n_init_dl) = dlsym(s2n_so, "s2n_init");
if (dlerror()) {
printf("Error dynamically loading s2n_init\n");
exit(1);
}

int (*s2n_cleanup_dl)(void) = NULL;
*(void **) (&s2n_cleanup_dl) = dlsym(s2n_so, "s2n_cleanup");
if (dlerror()) {
printf("Error dynamically loading s2n_cleanup\n");
exit(1);
}

int (*s2n_errno_location_dl)(void) = NULL;
*(void **) (&s2n_errno_location_dl) = dlsym(s2n_so, "s2n_errno_location");
if (dlerror()) {
printf("Error dynamically loading s2n_errno_location\n");
exit(1);
}

const char *(*s2n_strerror_debug_dl)(int error, const char *lang) = NULL;
*(void **) (&s2n_strerror_debug_dl) = dlsym(s2n_so, "s2n_strerror_debug");
if (dlerror()) {
printf("Error dynamically loading s2n_strerror_debug\n");
exit(1);
}

if ((*s2n_init_dl)()) {
int s2n_errno = (*s2n_errno_location_dl)();
fprintf(stderr, "Error calling s2n_init: '%s'\n", (*s2n_strerror_debug_dl)(s2n_errno, "EN"));
exit(1);
}
if ((*s2n_cleanup_dl)()) {
int s2n_errno = (*s2n_errno_location_dl)();
fprintf(stderr, "Error calling s2n_cleanup: '%s'\n", (*s2n_strerror_debug_dl)(s2n_errno, "EN"));
exit(1);
}

if (dlclose(s2n_so)) {
printf("Error closing libs2n\n");
printf("%s\n", dlerror());
exit(1);
}

Expand All @@ -70,9 +94,11 @@ int main(int argc, char *argv[])
for (size_t i = 0; i <= PTHREAD_KEYS_MAX + 1; i++) {
pthread_t thread_id = { 0 };
if (pthread_create(&thread_id, NULL, &s2n_load_dynamic_lib, argv[1])) {
printf("Error creating thread at loop index: %li\n", i);
exit(1);
}
if (pthread_join(thread_id, NULL)) {
printf("Error joining thread at loop index: %li\n", i);
exit(1);
}
}
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