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