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Update included libpcap to 1.10.1

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This commit is contained in:
dmiller
2022-08-31 18:39:55 +00:00
parent 04bcefd3e4
commit 65410fead1
174 changed files with 20680 additions and 14646 deletions
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31
libpcap/pcap-bt-monitor-linux.c
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@@ -49,6 +49,14 @@
#define BT_CONTROL_SIZE 32
#define INTERFACE_NAME "bluetooth-monitor"
/*
* Private data.
* Currently contains nothing.
*/
struct pcap_bt_monitor {
int dummy;
};
/*
* Fields and alignment must match the declaration in the Linux kernel 3.4+.
* See struct hci_mon_hdr in include/net/bluetooth/hci_mon.h.
@@ -119,12 +127,16 @@ bt_monitor_read(pcap_t *handle, int max_packets _U_, pcap_handler callback, u_ch
} while ((ret == -1) && (errno == EINTR));
if (ret < 0) {
if (errno == EAGAIN || errno == EWOULDBLOCK) {
/* Nonblocking mode, no data */
return 0;
}
pcap_fmt_errmsg_for_errno(handle->errbuf, PCAP_ERRBUF_SIZE,
errno, "Can't receive packet");
return -1;
}
pkth.caplen = ret - sizeof(hdr) + sizeof(pcap_bluetooth_linux_monitor_header);
pkth.caplen = (bpf_u_int32)(ret - sizeof(hdr) + sizeof(pcap_bluetooth_linux_monitor_header));
pkth.len = pkth.caplen;
for (cmsg = CMSG_FIRSTHDR(&msg); cmsg != NULL; cmsg = CMSG_NXTHDR(&msg, cmsg)) {
@@ -139,7 +151,7 @@ bt_monitor_read(pcap_t *handle, int max_packets _U_, pcap_handler callback, u_ch
bthdr->opcode = htons(hdr.opcode);
if (handle->fcode.bf_insns == NULL ||
bpf_filter(handle->fcode.bf_insns, pktd, pkth.len, pkth.caplen)) {
pcap_filter(handle->fcode.bf_insns, pktd, pkth.len, pkth.caplen)) {
callback(user, &pkth, pktd);
return 1;
}
@@ -147,20 +159,13 @@ bt_monitor_read(pcap_t *handle, int max_packets _U_, pcap_handler callback, u_ch
}
static int
bt_monitor_inject(pcap_t *handle, const void *buf _U_, size_t size _U_)
bt_monitor_inject(pcap_t *handle, const void *buf _U_, int size _U_)
{
pcap_snprintf(handle->errbuf, PCAP_ERRBUF_SIZE,
snprintf(handle->errbuf, PCAP_ERRBUF_SIZE,
"Packet injection is not supported yet on Bluetooth monitor devices");
return -1;
}
static int
bt_monitor_setdirection(pcap_t *p, pcap_direction_t d)
{
p->direction = d;
return 0;
}
static int
bt_monitor_stats(pcap_t *handle _U_, struct pcap_stat *stats)
{
@@ -200,7 +205,7 @@ bt_monitor_activate(pcap_t* handle)
handle->read_op = bt_monitor_read;
handle->inject_op = bt_monitor_inject;
handle->setfilter_op = install_bpf_program; /* no kernel filtering */
handle->setdirection_op = bt_monitor_setdirection;
handle->setdirection_op = NULL; /* Not implemented */
handle->set_datalink_op = NULL; /* can't change data link type */
handle->getnonblock_op = pcap_getnonblock_fd;
handle->setnonblock_op = pcap_setnonblock_fd;
@@ -263,7 +268,7 @@ bt_monitor_create(const char *device, char *ebuf, int *is_ours)
}
*is_ours = 1;
p = pcap_create_common(ebuf, 0);
p = PCAP_CREATE_COMMON(ebuf, struct pcap_bt_monitor);
if (p == NULL)
return NULL;