static int read_packet(llist *l, probe_ctx *ctx, oval_schema_version_t over)
{
int line = 0;
FILE *f;
char buf[256];
void *s;
int refcnt, sk_type, ifindex, running;
unsigned long inode;
unsigned rmem, uid, proto_num;
struct interface_t interface;
f = fopen("/proc/net/packet", "rt");
if (f == NULL) {
if (errno != ENOENT)
return 1;
else
return 0;
}
__fsetlocking(f, FSETLOCKING_BYCALLER);
while (fgets(buf, sizeof(buf), f)) {
if (line == 0) {
line++;
continue;
}
/* follow structure from net/packet/af_packet.c */
sscanf(buf,
"%p %d %d %04x %d %d %u %u %lu\n",
&s, &refcnt, &sk_type, &proto_num, &ifindex, &running, &rmem, &uid, &inode
);
if (list_find_inode(l, inode) && get_interface(ifindex, &interface)) {
struct result_info r;
SEXP_t *r0;
dI("Have interface_name: %s, hw_address: %s\n",
interface.interface_name, interface.hw_address);
r0 = SEXP_string_newf("%s", interface.interface_name);
if (probe_entobj_cmp(interface_name_ent, r0) != OVAL_RESULT_TRUE) {
SEXP_free(r0);
continue;
}
SEXP_free(r0);
r.interface_name = interface.interface_name;
r.protocol = oscap_enum_to_string(ProtocolType, proto_num);
r.hw_address = interface.hw_address;
report_finding(&r, l, ctx, over);
}
}
fclose(f);
return 0;
}
static int cpe_ext_deprecatedby_export(const struct cpe_ext_deprecatedby *deprecatedby, xmlTextWriterPtr writer)
{
__attribute__nonnull__(writer);
__attribute__nonnull__(deprecatedby);
xmlTextWriterStartElementNS(writer, NULL, BAD_CAST TAG_CPE_EXT_DEPRECATEDBY_STR,
BAD_CAST XMLNS_CPE2D3_EXTENSION);
if (deprecatedby->name != NULL) {
xmlTextWriterWriteAttribute(writer, BAD_CAST ATTR_NAME_STR, BAD_CAST deprecatedby->name);
}
if (deprecatedby->type != 0) {
xmlTextWriterWriteAttribute(writer, BAD_CAST ATTR_TYPE_STR,
BAD_CAST oscap_enum_to_string(CPE_EXT_DEPRECATION_MAP, deprecatedby->type));
}
xmlTextWriterEndElement(writer);
if (xmlGetLastError() != NULL)
oscap_setxmlerr(xmlGetLastError());
return 0;
}
