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| author | Thierry Escande <thierry.escande@linux.intel.com> | 2013-04-08 18:55:27 +0200 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2013-04-11 13:52:48 +0200 |
| commit | 238e9b466758cd0f2b6bc6c9e20262b7b19890a1 (patch) | |
| tree | 3bc1a79f85f31135af7960bcaa6bcafcc693aead | |
| parent | a823ea893207e4b24c693f6e2bd5921bac87f17b (diff) | |
| download | neard-238e9b466758cd0f2b6bc6c9e20262b7b19890a1.tar.gz neard-238e9b466758cd0f2b6bc6c9e20262b7b19890a1.tar.bz2 neard-238e9b466758cd0f2b6bc6c9e20262b7b19890a1.zip | |
nfctool: Set sniffer buffer large enough to handle MAX_MIU bytes frames
This fixes the size of the recv buffer for the sniffer. Frames can be
up to 7ff+128+(llcp, seq, and raw headers) bytes.
| -rw-r--r-- | tools/nfctool/sniffer.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/tools/nfctool/sniffer.c b/tools/nfctool/sniffer.c index 2e89ddc..062925a 100644 --- a/tools/nfctool/sniffer.c +++ b/tools/nfctool/sniffer.c @@ -47,7 +47,7 @@ #define PCAP_SNAP_LEN 0xFFFF #define PCAP_NETWORK 0xF5 -#define SNAP_LEN 1024 +#define BUFFER_LEN 0x8FF static GIOChannel *gio_channel = NULL; guint watch = 0; @@ -251,7 +251,7 @@ static gboolean gio_handler(GIOChannel *channel, msg.msg_iov = &iov; msg.msg_iovlen = 1; iov.iov_base = buffer; - iov.iov_len = opts.snap_len; + iov.iov_len = BUFFER_LEN; len = recvmsg(sock, &msg, 0); if (len < 0) { @@ -295,10 +295,7 @@ int sniffer_init(void) int err; int one = 1; - if (opts.snap_len < SNAP_LEN) - opts.snap_len = SNAP_LEN; - - buffer = g_malloc(opts.snap_len); + buffer = g_malloc(BUFFER_LEN); sock = socket(AF_NFC, SOCK_RAW, NFC_SOCKPROTO_LLCP); |