Introduced two new commands for reading vendor command responses:
recv and recvbin
Both will send a vendor command (typically some kind of GET request)
in the same way as the current send command and print the received
response in ASCII or binary.
Signed-off-by: Erik Stromdahl <erik.stromdahl@xxxxxxxxx>
---
vendor.c | 45 +++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 45 insertions(+)
diff --git a/vendor.c b/vendor.c
index 279aac5..860cd48 100644
--- a/vendor.c
+++ b/vendor.c
@@ -12,6 +12,33 @@
SECTION(vendor);
+static int print_vendor_response(struct nl_msg *msg, void *arg)
+{
+ struct nlattr *attr;
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ bool print_ascii = (bool) arg;
+ uint8_t *data;
+ int len;
+
+ attr = nla_find(genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0),
+ NL80211_ATTR_VENDOR_DATA);
+ if (!attr) {
+ fprintf(stderr, "vendor data attribute missing!\n");
+ return NL_SKIP;
+ }
+
+ data = (uint8_t *) nla_data(attr);
+ len = nla_len(attr);
+
+ if (print_ascii)
+ iw_hexdump("vendor response", data, len);
+ else
+ fwrite(data, 1, len, stdout);
+
+ return NL_OK;
+}
+
static int read_file(FILE *file, char *buf, size_t size)
{
size_t count = 0;
@@ -96,4 +123,22 @@ nla_put_failure:
return -ENOBUFS;
}
+static int handle_vendor_recv(struct nl80211_state *state,
+ struct nl_msg *msg, int argc,
+ char **argv, enum id_input id)
+{
+ register_handler(print_vendor_response, (void *) true);
+ return handle_vendor(state, msg, argc, argv, id);
+}
+
+static int handle_vendor_recv_bin(struct nl80211_state *state,
+ struct nl_msg *msg, int argc,
+ char **argv, enum id_input id)
+{
+ register_handler(print_vendor_response, (void *) false);
+ return handle_vendor(state, msg, argc, argv, id);
+}
+
COMMAND(vendor, send, "<oui> <subcmd> <filename|-|hex data>", NL80211_CMD_VENDOR, 0, CIB_NETDEV, handle_vendor, "");
+COMMAND(vendor, recv, "<oui> <subcmd> <filename|-|hex data>", NL80211_CMD_VENDOR, 0, CIB_NETDEV, handle_vendor_recv, "");
+COMMAND(vendor, recvbin, "<oui> <subcmd> <filename|-|hex data>", NL80211_CMD_VENDOR, 0, CIB_NETDEV, handle_vendor_recv_bin, "");
--
1.7.9.5
--
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