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tc/pedit: Support fields bigger than 32 bits

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Make parse_val() accept fields up to 128 bits long, this should be
enough for current use cases and involves a minimal change to code.

Signed-off-by: Amir Vadai <amir@vadai.me>
This commit is contained in:
Amir Vadai 2017-04-23 15:53:53 +03:00 committed by Stephen Hemminger
parent 8d193d9607
commit fa4652ff3b
1 changed files with 8 additions and 5 deletions
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13
tc/m_pedit.c
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@ -256,7 +256,10 @@ int parse_val(int *argc_p, char ***argv_p, __u32 *val, int type)
int parse_cmd(int *argc_p, char ***argv_p, __u32 len, int type, __u32 retain,
struct m_pedit_sel *sel, struct m_pedit_key *tkey)
{
__u32 mask = 0, val = 0;
__u32 mask[4] = { 0 };
__u32 val[4] = { 0 };
__u32 *m = &mask[0];
__u32 *v = &val[0];
__u32 o = 0xFF;
int res = -1;
int argc = *argc_p;
@ -275,7 +278,7 @@ int parse_cmd(int *argc_p, char ***argv_p, __u32 len, int type, __u32 retain,
o = 0xFFFFFFFF;
if (matches(*argv, "invert") == 0) {
val = mask = o;
*v = *m = o;
} else if (matches(*argv, "set") == 0 ||
matches(*argv, "add") == 0) {
if (matches(*argv, "add") == 0)
@ -287,7 +290,7 @@ int parse_cmd(int *argc_p, char ***argv_p, __u32 len, int type, __u32 retain,
}
NEXT_ARG();
if (parse_val(&argc, &argv, &val, type))
if (parse_val(&argc, &argv, val, type))
return -1;
} else if (matches(*argv, "preserve") == 0) {
retain = 0;
@ -307,8 +310,8 @@ int parse_cmd(int *argc_p, char ***argv_p, __u32 len, int type, __u32 retain,
argv++;
}
tkey->val = val;
tkey->mask = mask;
tkey->val = *v;
tkey->mask = *m;
if (type == TIPV4)
tkey->val = ntohl(tkey->val);