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#include "ndpi_api.h"
#include "ndpi_private.h"
#include "fuzz_common_code.h"
#include <stdint.h>
#include <stdio.h>
struct ndpi_tcphdr tcph;
struct ndpi_iphdr iph;
struct ndpi_ipv6hdr iphv6;
struct ndpi_detection_module_struct *ndpi_struct = NULL;
struct ndpi_flow_struct *ndpi_flow = NULL;
int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
struct ndpi_packet_struct *packet;
int is_ipv6;
if (ndpi_struct == NULL) {
fuzz_init_detection_module(&ndpi_struct, NULL);
ndpi_flow = ndpi_calloc(1, sizeof(struct ndpi_flow_struct));
}
if(size == 0)
return -1;
packet = &ndpi_struct->packet;
packet->payload = data;
packet->payload_packet_len = size;
is_ipv6 = data[size - 1] % 5 ? 1 : 0; /* "Random" ipv4 vs ipv6 */
packet->iphv6 = is_ipv6 ? &iphv6 : NULL;
packet->iph = is_ipv6 ? NULL : &iph;
packet->tcp = &tcph;
memset(ndpi_flow, 0, sizeof(struct ndpi_flow_struct));
strcpy(ndpi_flow->host_server_name, "doh.opendns.com");
ndpi_flow->detected_protocol_stack[0] = NDPI_PROTOCOL_TLS;
processCertificateElements(ndpi_struct, ndpi_flow, 0, size);
ndpi_free_flow_data(ndpi_flow);
return 0;
}
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