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tests: Rewrite all fuzzers to LLVMFuzzerInitialize and nalloc

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Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
Jakub Jelen
2025-08-12 11:30:54 +02:00
parent 59a502ede6
commit a3c5d3b256
10 changed files with 252 additions and 69 deletions
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23
tests/fuzz/ssh_known_hosts_fuzzer.c
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@@ -23,6 +23,26 @@
#include "libssh/libssh.h"
#include "knownhosts.c"
#include "nallocinc.c"
static void _fuzz_finalize(void)
{
ssh_finalize();
}
int LLVMFuzzerInitialize(int *argc, char ***argv)
{
(void)argc;
nalloc_init(*argv[0]);
ssh_init();
atexit(_fuzz_finalize);
return 0;
}
int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
{
char *hostname = NULL;
@@ -59,7 +79,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
fwrite(data + hostname_len, size - hostname_len, 1, fp);
fclose(fp);
ssh_init();
assert(nalloc_start(data, size) > 0);
ssh_known_hosts_read_entries(hostname, filename, &entries);
for (it = ssh_list_get_iterator(entries);
@@ -78,5 +98,6 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
free(hostname);
unlink(filename);
nalloc_end();
return 0;
}