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// cc_fuzz_target test for public key parsing.
#include <stddef.h>
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
extern "C" {
#include "includes.h"
#include "sshkey.h"
#include "ssherr.h"
static struct sshkey *generate_or_die(int type, unsigned bits) {
int r;
struct sshkey *ret;
if ((r = sshkey_generate(type, bits, &ret)) != 0) {
fprintf(stderr, "generate(%d, %u): %s", type, bits, ssh_err(r));
abort();
}
return ret;
}
int LLVMFuzzerTestOneInput(const uint8_t* sig, size_t slen)
{
#ifdef WITH_OPENSSL
static struct sshkey *rsa = generate_or_die(KEY_RSA, 2048);
static struct sshkey *dsa = generate_or_die(KEY_DSA, 1024);
static struct sshkey *ecdsa256 = generate_or_die(KEY_ECDSA, 256);
static struct sshkey *ecdsa384 = generate_or_die(KEY_ECDSA, 384);
static struct sshkey *ecdsa521 = generate_or_die(KEY_ECDSA, 521);
#endif
static struct sshkey *ed25519 = generate_or_die(KEY_ED25519, 0);
static const char *data = "If everyone started announcing his nose had "
"run away, I don’t know how it would all end";
static const size_t dlen = strlen(data);
#ifdef WITH_OPENSSL
sshkey_verify(rsa, sig, slen, (const u_char *)data, dlen, NULL, 0);
sshkey_verify(dsa, sig, slen, (const u_char *)data, dlen, NULL, 0);
sshkey_verify(ecdsa256, sig, slen, (const u_char *)data, dlen, NULL, 0);
sshkey_verify(ecdsa384, sig, slen, (const u_char *)data, dlen, NULL, 0);
sshkey_verify(ecdsa521, sig, slen, (const u_char *)data, dlen, NULL, 0);
#endif
sshkey_verify(ed25519, sig, slen, (const u_char *)data, dlen, NULL, 0);
return 0;
}
} // extern
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