File: ofp-version-opt.c

package info (click to toggle)
openvswitch 2.6.2~pre%2Bgit20161223-3
  • links: PTS
  • area: main
  • in suites: stretch
  • size: 42,772 kB
  • ctags: 37,668
  • sloc: sh: 499,654; ansic: 261,360; xml: 21,326; python: 14,843; makefile: 450; perl: 409
file content (49 lines) | stat: -rw-r--r-- 1,116 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
#include <config.h>
#include "openvswitch/dynamic-string.h"
#include "openvswitch/ofp-util.h"
#include "ofp-version-opt.h"
#include "ovs-thread.h"

static uint32_t allowed_versions = 0;

uint32_t
get_allowed_ofp_versions(void)
{
    return allowed_versions ? allowed_versions : OFPUTIL_DEFAULT_VERSIONS;
}

void
set_allowed_ofp_versions(const char *string)
{
    assert_single_threaded();
    allowed_versions = ofputil_versions_from_string(string);
}

void
mask_allowed_ofp_versions(uint32_t bitmap)
{
    assert_single_threaded();
    allowed_versions &= bitmap;
}

void
add_allowed_ofp_versions(uint32_t bitmap)
{
    assert_single_threaded();
    allowed_versions |= bitmap;
}

void
ofp_version_usage(void)
{
    struct ds msg = DS_EMPTY_INITIALIZER;

    ofputil_format_version_bitmap_names(&msg, OFPUTIL_DEFAULT_VERSIONS);
    printf(
        "\nOpenFlow version options:\n"
        "  -V, --version           display version information\n"
        "  -O, --protocols         set allowed OpenFlow versions\n"
        "                          (default: %s)\n",
        ds_cstr(&msg));
    ds_destroy(&msg);
}