64 lines
1.5 KiB
C
64 lines
1.5 KiB
C
#include "no_warn_host.h"
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#include "lwip/pbuf.h"
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#include "lwip/udp.h"
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#include "tcpip_adapter.h"
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#include <string.h>
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#include <stdio.h>
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const ip_addr_t ip_addr_any;
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ip4_addr_t server_ip;
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struct netif mynetif;
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// Dependency injected static function to pass the packet into parser
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void dhcp_test_handle_dhcp(void *arg, struct udp_pcb *pcb, struct pbuf *p, const ip_addr_t *addr, u16_t port);
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void dhcp_test_init_di();
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//
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// Test starts here
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//
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int main(int argc, char** argv)
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{
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uint8_t *buf;
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struct pbuf *p;
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FILE *file;
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size_t len = 1460;
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dhcp_test_init_di();
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IP4_ADDR(&server_ip, 192,168,4,1);
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dhcps_start(&mynetif, server_ip);
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#ifdef INSTR_IS_OFF
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p = pbuf_alloc(PBUF_RAW, len, PBUF_POOL);
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buf = p->payload;
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memset(buf, 0, 1460);
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if (argc != 2)
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{
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printf("Non-instrumentation mode: please supply a file name created by AFL to reproduce crash\n");
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return 1;
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}
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//
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// Note: parameter1 is a file (mangled packet) which caused the crash
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file = fopen(argv[1], "r");
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if (file) {
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len = fread(buf, 1, 1460, file);
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}
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fclose(file);
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int i;
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for (i=0; i<1; i++) {
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#else
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while (__AFL_LOOP(1000)) {
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p = pbuf_alloc(PBUF_RAW, len, PBUF_POOL);
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buf = p->payload;
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memset(buf, 0, 1460);
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size_t len = read(0, buf, 1460);
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#endif
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p->len = len;
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p->tot_len = len;
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p->next = NULL;
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dhcp_test_handle_dhcp(NULL, NULL, p, &ip_addr_any, 0);
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}
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return 0;
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}
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