/**
* Gets called by "netlink_rcv_skb" when the userspace application wants to interact with us.
*
* @param skb packet received from userspace.
* @param nlh message's metadata.
* @return result status.
*/
static int handle_netlink_message(struct sk_buff *skb_in, struct nlmsghdr *nl_hdr)
{
struct request_hdr *jool_hdr;
void *request;
int error;
if (nl_hdr->nlmsg_type != MSG_TYPE_JOOL) {
log_debug("Expecting %#x but got %#x.", MSG_TYPE_JOOL, nl_hdr->nlmsg_type);
return -EINVAL;
}
jool_hdr = NLMSG_DATA(nl_hdr);
request = jool_hdr + 1;
error = validate_version(jool_hdr);
if (error)
return respond_error(nl_hdr, error);
switch (jool_hdr->mode) {
case MODE_POOL6:
return handle_pool6_config(nl_hdr, jool_hdr, request);
break;
case MODE_POOL4:
return handle_pool4_config(nl_hdr, jool_hdr, request);
break;
case MODE_BIB:
return handle_bib_config(nl_hdr, jool_hdr, request);
break;
case MODE_SESSION:
return handle_session_config(nl_hdr, jool_hdr, request);
break;
case MODE_EAMT:
return handle_eamt_config(nl_hdr, jool_hdr, request);
break;
case MODE_RFC6791:
return handle_rfc6791_config(nl_hdr, jool_hdr, request);
break;
case MODE_BLACKLIST:
return handle_blacklist_config(nl_hdr, jool_hdr, request);
break;
case MODE_LOGTIME:
return handle_logtime_config(nl_hdr, jool_hdr, request);
break;
case MODE_GLOBAL:
return handle_global_config(nl_hdr, jool_hdr, request);
break;
}
log_err("Unknown configuration mode: %d", jool_hdr->mode);
return respond_error(nl_hdr, -EINVAL);
}
int dbg_help_client_t::init(char* path) {
DWORD64 dwBaseAddr=0;
int chars;
char exe_path[MAX_PATH];
chars = GetModuleFileName(NULL, exe_path, MAX_PATH);
if (chars == 0) {
fprintf(stderr,"Could not find base path for XED executable\n");
fflush(stderr);
exit(1);
}
//fprintf(stderr,"EXE PATH %s\n", exe_path);
char* dir = find_base_path(exe_path);
//fprintf(stderr,"DIR %s\n", dir);
char* dbghelp = append3(dir,"\\","dbghelp.dll");
//fprintf(stderr,"DBGHLP %s\n", dbghelp);
if (_access_s(dbghelp,4) != 0) {
//fprintf(stderr,
// "WARNING: Could not find dbghelp.dll in xed.exe directory\n");
//fflush(stderr);
return 0;
}
//fprintf(stderr,"FOUND DBGHELP\n");
if (validate_version(dbghelp)) {
fprintf(stderr,
"WARNING: dbghelp.dll version is too old\n");
fflush(stderr);
return 0;
}
//FIXME: Add a version check for the dll ( ImagehlpApiVersion is NOT
//the right thing)
SymSetOptions(SYMOPT_UNDNAME | SYMOPT_DEFERRED_LOADS);
hProcess = GetCurrentProcess();
if (SymInitialize(hProcess, NULL, FALSE)) {
// nothing
}
else {
error = GetLastError();
fprintf(stderr,"SymInitialize returned error : %d 0x%x\n",
error, error);
fflush(stderr);
return 0;
}
actual_base = SymLoadModuleEx(hProcess, NULL, path, NULL,
dwBaseAddr, 0, NULL, 0);
if (actual_base) {
// nothing
}
else {
error = GetLastError();
fprintf(stderr,"SymLoadModuleEx returned error : %d 0x%x\n",
error, error);
fflush(stderr);
return 0;
}
if (SymEnumerateModules64(hProcess,
(PSYM_ENUMMODULES_CALLBACK64)enum_modules, this)) {
// nothing
}
else {
error = GetLastError();
fprintf(stderr,"SymEnumerateModules64 returned error : %d 0x%x\n",
error, error);
fflush(stderr);
return 0;
}
if (SymEnumSymbols(hProcess, actual_base, 0, enum_sym, this)) {
// nothing
}
else {
error = GetLastError();
fprintf(stderr,"SymEnumSymbols failed: %d 0x%x\n", error, error);
fflush(stderr);
return 0;
}
make_symbol_vector(&sym_tab);
initialized = true;
return 1;
}
