Testing ...

FossilOrigin-Name: 999caf53552b7c715dae435715917e98c4b88f19e9afdc5e1cda30c88e97e3d6
bsdmakefiles
7u83@mail.ru 7 years ago
parent eee6447f77
commit d018af6c22
  1. 4167
      src/nlt/nl80211.h
  2. 367
      src/nlt/nlt.c
  3. 46
      src/nlt/nlt.h
  4. 114
      src/nlt/nlt_get_ifinfo.c
  5. 20
      src/nlt/nlt_parse.c

File diff suppressed because it is too large Load Diff

@ -0,0 +1,367 @@
#include "netlink/netlink.h"
#include "netlink/genl/genl.h"
#include "netlink/genl/ctrl.h"
#include <netlink/msg.h>
#include "cw/log.h"
#include "cw/dbg.h"
#include "cw/avltree.h"
#include "nlt.h"
/*
static int error_handler(struct sockaddr_nl *nla, struct nlmsgerr *err, void *arg)
{
printf("Error handler ------lllllllllllllllllllllllllllllllllllllllllllllllllllllll\n");
int *ret = arg;
*ret = err->error;
printf("Err: %d\n", *ret);
return NL_SKIP;
}
static int wiphylist_cmp(const void * d1,const void *d2)
{
struct nlt_wiphyinfo * c1=(struct nlt_wiphy *) d1;
struct nlt_wiphyinfo * c2=(struct nlt_wiphy *) d2;
return c1->index - c2->index;
}
struct avltree * wiphylist_create()
{
return avltree_create(wiphylist_cmp,0);
}
struct nlt_wiphyinfo * wiphylist_get( struct avltree * l,int idx)
{
//return avltree_get(l);
}
struct nlt_wiphyinfo * nlt_wiphylist_add(struct avltree * t, struct nlt_wiphyinfo * wi)
{
return avltree_add(t,wi);
}
static int add_wiphyinfo(struct nlattr *msgattribs[NL80211_ATTR_MAX + 1],
struct nlt_wiphyinfo **wiphyinfos)
{
if (!msgattribs[NL80211_ATTR_WIPHY]) {
return NL_SKIP;
}
int index = nla_get_u32(msgattribs[NL80211_ATTR_WIPHY]);
struct nlt_wiphyinfo *wi = wiphyinfos[index];
if (!wi) {
wi = malloc(sizeof(struct nlt_wiphyinfo));
memset(wi, 0, sizeof(struct nlt_wiphyinfo));
wiphyinfos[index] = wi;
}
if (msgattribs[NL80211_ATTR_WIPHY_NAME] && !wi->name) {
wi->name = strdup(nla_get_string(msgattribs[NL80211_ATTR_WIPHY_NAME]));
}
return 0;
}
struct nlt_msg {
int cmd;
struct nlattr *attribs[NL80211_ATTR_MAX + 1];
};
static int nlt_parse(struct nl_msg *msg, struct nlt_msg *r)
{
struct nlmsghdr *msghdr = nlmsg_hdr(msg);
struct genlmsghdr *ghdr = (struct genlmsghdr *) nlmsg_data(msghdr);
int rc;
rc = nla_parse(r->attribs, NL80211_ATTR_MAX, genlmsg_attrdata(ghdr, 0),
genlmsg_attrlen(ghdr, 0), NULL);
if (rc < 0)
return rc;
r->cmd = ghdr->cmd;
return 0;
}
static int get_ifinfo_cb(struct nl_msg *msg, void *arg)
{
struct nlt_ifinfo *ifinfo = (struct nlt_ifinfo *) arg;
struct nlt_msg r;
nlt_parse(msg, &r);
if (r.cmd != NL80211_CMD_NEW_INTERFACE)
return NL_OK;
if (ifinfo->ifname != NULL) {
printf("! if info != 0\n");
if (!r.attribs[NL80211_ATTR_IFNAME])
return NL_OK;
const char *cbname = nla_get_string(r.attribs[NL80211_ATTR_IFNAME]);
printf("Callback name %s\n", cbname);
if (strcmp(ifinfo->ifname, nla_get_string(r.attribs[NL80211_ATTR_IFNAME]))
!= 0)
return NL_OK;
}
if (r.attribs[NL80211_ATTR_IFNAME]) {
if (ifinfo->ifname == NULL)
ifinfo->ifname = strdup(nla_get_string(r.attribs[NL80211_ATTR_IFNAME]));
}
if (r.attribs[NL80211_ATTR_IFINDEX])
ifinfo->ifindex = nla_get_u32(r.attribs[NL80211_ATTR_IFINDEX]);
if (r.attribs[NL80211_ATTR_IFTYPE])
ifinfo->iftype = nla_get_u32(r.attribs[NL80211_ATTR_IFTYPE]);
return NL_OK;
}
int nlt_init_ifinfo(struct nlt_ifinfo *ifinfo)
{
memset(ifinfo, 0, sizeof(struct nlt_ifinfo));
ifinfo->ifindex = -1;
}
struct nl_cb *get_nl_cb(int (*fun) (struct nl_msg *, void *arg), void *arg)
{
struct nl_cb *nl_cb = nl_cb_alloc(NL_CB_CUSTOM);
if (!nl_cb)
return 0;
int err;
nl_cb_set(nl_cb, NL_CB_VALID, NL_CB_CUSTOM, fun, arg);
nl_cb_err(nl_cb, NL_CB_CUSTOM, error_handler, &err);
return nl_cb;
}
struct nl_msg *nlt_nl_msg_new(struct nl_sock * sk, int cmd, int flags)
{
struct nl_msg *msg = nlmsg_alloc();
if (!msg)
return 0;
int family_id = genl_ctrl_resolve(sk, "nl80211");
genlmsg_put(msg, NL_AUTO_PORT, NL_AUTO_SEQ, family_id, 0, flags, cmd, 0);
return msg;
}
int nlt_get_ifinfo(struct nl_sock *sk, struct nlt_ifinfo *ifinfo)
{
struct nl_msg *msg = nlmsg_alloc();
if (!msg)
return -1;
int flags = NLM_F_DUMP;
int family_id = genl_ctrl_resolve(sk, "nl80211");
genlmsg_put(msg, 0, NL_AUTO_SEQ, family_id, 0, flags, NL80211_CMD_GET_INTERFACE, 0);
// NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, 0);
nl_send_auto(sk, msg);
int err;
struct nl_cb *nl_cb = nl_cb_alloc(NL_CB_CUSTOM);
nl_cb_set(nl_cb, NL_CB_VALID, NL_CB_CUSTOM, get_ifinfo_cb, ifinfo);
nl_cb_err(nl_cb, NL_CB_CUSTOM, error_handler, &err);
int nlr;
// do {
nlr = nl_recvmsgs(sk, nl_cb);
// printf("round %d\n",nlr);
// }while(1);;
//int nlr = nl_recvmsgs_default(sk);
cw_log(LOG_ERR, "iGet if index: Make if %d - %s", nlr, nl_geterror(nlr));
// nla_put_failure:
nlmsg_free(msg);
return 0;
}
static int nlCallback(struct nl_msg *msg, void *arg)
{
struct nlmsghdr *msghdr = nlmsg_hdr(msg);
struct nlattr *msgattribs[NL80211_ATTR_MAX + 1];
struct genlmsghdr *ghdr = (struct genlmsghdr *) nlmsg_data(msghdr);
int rc;
rc = nla_parse(msgattribs, NL80211_ATTR_MAX, genlmsg_attrdata(ghdr, 0),
genlmsg_attrlen(ghdr, 0), NULL);
if (rc < 0) {
cw_dbg(DBG_DRV_ERR, "nla_parse failed: %d %d", rc, nl_geterror(rc));
return NL_SKIP;
}
int cmd = ghdr->cmd;
// cw_dbg(DBG_DRV,"NL Callback, cmd=%d - %s",cmd,nlt_get_cmdname(cmd));
switch (cmd) {
case NL80211_CMD_NEW_WIPHY:
add_wiphy_data(msgattribs, arg);
break;
// case NL80211_CMD_NEW_INTERFACE:
// add_interface_data(msgattribs);
default:
printf("Default\n");
}
return NL_OK;
}
static int get_wiphy_info_cb(struct nl_msg * msg,void * arg)
{
struct nlt_msg m;
nlt_parse(msg, &m);
if (m.cmd != NL80211_CMD_NEW_WIPHY)
return NL_SKIP;
if (!m.attribs[NL80211_ATTR_WIPHY])
return NL_SKIP;
int index = nla_get_u32(m.attribs[NL80211_ATTR_WIPHY]);
if (index > NLT_MAX_WIPHYINDEX)
return NL_SKIP;
struct nlt_wiphyinfo ** wi = (struct nlt_wiphyinfo**)arg;
if (wi[index]==0){
wi[index]=malloc( sizeof(struct nlt_wiphyinfo));
if (wi[index]==0)
return NL_SKIP;
memset(wi[index],0,sizeof(struct nlt_wiphyinfo));
}
if (m.attribs[NL80211_ATTR_WIPHY_NAME]){
if (wi[index]->name)
free(wi[index]->name);
char * name = nla_get_string(m.attribs[NL80211_ATTR_WIPHY_NAME]);
wi[index]->name=strdup(name);
}
}
int nlt_get_wiphy_list(struct nl_sock *sk)
{
struct nlt_wiphyinfo ** wi = malloc (sizeof(struct nlt_wiphyinfo *)*NLT_MAX_WIPHYINDEX);
if (wi==0)
return 0;
memset (wi,0,sizeof(struct nlt_wiphyinfo *)*NLT_MAX_WIPHYINDEX);
struct nl_msg * msg = nlt_nl_msg_new(sk,NL80211_CMD_GET_WIPHY,NLM_F_DUMP);
nl_send_auto(sk, msg);
struct nl_cb *nl_cb = get_nl_cb(get_wiphy_info_cb,wi);
// while(1){
int nlr = nl_recvmsgs(sk, nl_cb);
// }
int i;
for(i=0; i< NLT_MAX_WIPHYINDEX; i++){
if ( wi[i] ){
printf("Found wiphy on %d with name %s\n",i,wi[i]->name);
}
}
}
*/

@ -0,0 +1,46 @@
#ifndef __NLT_H
#define __NLT_H
#include "nl80211.h"
#include <netlink/netlink.h>
#include <netlink/socket.h>
#include "netlink/msg.h"
extern const char * nlt_attrnames[];
extern const char * nlt_cmdnames[];
#define nlt_get_attrname(type) (nlt_attrnames[type])
#define nlt_get_cmdname(cmd) (cmd>NL80211_CMD_MAX? "Unknown": nlt_cmdnames[cmd])
struct nlt_ifinfo {
const char *ifname;
int ifindex;
int iftype;
};
struct nlt_wiphyinfo {
int index;
const char * name;
};
struct nlt_msg {
int cmd;
struct nlattr *attribs[NL80211_ATTR_MAX + 1];
};
int nlt_get_ifinfo(struct nl_sock *sk, struct nlt_ifinfo *ifinfo);
int nlt_init_ifinfo(struct nlt_ifinfo * ifinfo);
//int nlt_get_wiphy_list(struct nlt_ifinfo * ifinfo);
int nlt_get_wiphy_list(struct nl_sock *sk);
extern int nlt_parse(struct nl_msg *msg, struct nlt_msg *r);
#define NLT_MAX_WIPHYINDEX 8
#endif

@ -0,0 +1,114 @@
#include <netlink/netlink.h>
#include <netlink/genl/genl.h>
#include <netlink/genl/ctrl.h>
#include <netlink/msg.h>
#include "nlt.h"
static int error_handler(struct sockaddr_nl *nla, struct nlmsgerr *err, void *arg)
{
printf("Error handler ------lllllllllllllllllllllllllllllllllllllllllllllllllllllll\n");
int *ret = arg;
*ret = err->error;
printf("Err: %d\n", *ret);
return NL_SKIP;
}
static int get_ifinfo_cb(struct nl_msg *msg, void *arg)
{
struct nlt_ifinfo *ifinfo = (struct nlt_ifinfo *) arg;
struct nlt_msg r;
nlt_parse(msg, &r);
if (r.cmd != NL80211_CMD_NEW_INTERFACE)
return NL_OK;
if (ifinfo->ifname != NULL) {
printf("! if info != 0\n");
if (!r.attribs[NL80211_ATTR_IFNAME])
return NL_OK;
const char *cbname = nla_get_string(r.attribs[NL80211_ATTR_IFNAME]);
printf("Callback name %s\n", cbname);
if (strcmp(ifinfo->ifname, nla_get_string(r.attribs[NL80211_ATTR_IFNAME]))
!= 0)
return NL_OK;
}
if (r.attribs[NL80211_ATTR_IFNAME]) {
if (ifinfo->ifname == NULL)
ifinfo->ifname = strdup(nla_get_string(r.attribs[NL80211_ATTR_IFNAME]));
}
if (r.attribs[NL80211_ATTR_IFINDEX])
ifinfo->ifindex = nla_get_u32(r.attribs[NL80211_ATTR_IFINDEX]);
if (r.attribs[NL80211_ATTR_IFTYPE])
ifinfo->iftype = nla_get_u32(r.attribs[NL80211_ATTR_IFTYPE]);
return NL_OK;
}
int nlt_get_ifinfo(struct nl_sock *sk, struct nlt_ifinfo *ifinfo)
{
struct nl_msg *msg = nlmsg_alloc();
if (!msg)
return -1;
int flags = NLM_F_DUMP;
int family_id = genl_ctrl_resolve(sk, "nl80211");
genlmsg_put(msg, 0, NL_AUTO_SEQ, family_id, 0, flags, NL80211_CMD_GET_INTERFACE, 0);
// NLA_PUT_U32(msg, NL80211_ATTR_WIPHY, 0);
nl_send_auto(sk, msg);
int err;
struct nl_cb *nl_cb = nl_cb_alloc(NL_CB_CUSTOM);
nl_cb_set(nl_cb, NL_CB_VALID, NL_CB_CUSTOM, get_ifinfo_cb, ifinfo);
nl_cb_err(nl_cb, NL_CB_CUSTOM, error_handler, &err);
int nlr;
// do {
nlr = nl_recvmsgs(sk, nl_cb);
// printf("round %d\n",nlr);
// }while(1);;
//int nlr = nl_recvmsgs_default(sk);
// cw_log(LOG_ERR, "iGet if index: Make if %d - %s", nlr, nl_geterror(nlr));
// nla_put_failure:
nlmsg_free(msg);
return 0;
}

@ -0,0 +1,20 @@
#include <netlink/genl/genl.h>
#include "nlt.h"
int nlt_parse(struct nl_msg *msg, struct nlt_msg *r)
{
struct nlmsghdr *msghdr = nlmsg_hdr(msg);
struct genlmsghdr *ghdr = (struct genlmsghdr *) nlmsg_data(msghdr);
int rc;
rc = nla_parse(r->attribs, NL80211_ATTR_MAX, genlmsg_attrdata(ghdr, 0),
genlmsg_attrlen(ghdr, 0), NULL);
if (rc < 0)
return rc;
r->cmd = ghdr->cmd;
return 0;
}
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