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simplesshd/dropbear/fuzz-harness.c

49 lines
1.2 KiB

#include "includes.h"
#include "buffer.h"
#include "dbutil.h"
extern int LLVMFuzzerTestOneInput(const unsigned char *data, size_t size);
int main(int argc, char ** argv) {
int i;
buffer *input = buf_new(100000);
for (i = 1; i < argc; i++) {
#if DEBUG_TRACE
if (strcmp(argv[i], "-v") == 0) {
debug_trace = 1;
TRACE(("debug printing on"))
}
#endif
}
int old_fuzz_wrapfds = 0;
for (i = 1; i < argc; i++) {
if (argv[i][0] == '-') {
/* ignore arguments */
continue;
}
char* fn = argv[i];
buf_setlen(input, 0);
buf_readfile(input, fn);
buf_setpos(input, 0);
/* Run twice to catch problems with statefulness */
fuzz.wrapfds = old_fuzz_wrapfds;
printf("Running %s once \n", fn);
LLVMFuzzerTestOneInput(input->data, input->len);
printf("Running %s twice \n", fn);
LLVMFuzzerTestOneInput(input->data, input->len);
printf("Done %s\n", fn);
/* Disable wrapfd so it won't interfere with buf_readfile() above */
old_fuzz_wrapfds = fuzz.wrapfds;
fuzz.wrapfds = 0;
}
printf("Finished\n");
return 0;
}