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| author | Daniel Borkmann <dborkman@redhat.com> | 2013-09-03 22:43:05 +0200 |
|---|---|---|
| committer | Daniel Borkmann <dborkman@redhat.com> | 2013-09-03 22:44:59 +0200 |
| commit | 34b8b715fa98a78b00d06c1eafab56984025ed2e (patch) | |
| tree | fafe03f2d39f27abe683279436e9199db67f0a0c | |
| parent | d41c80f7eb1eeb08b074d77e8826086f71a7a246 (diff) | |
bpf: ldi,ldxi: allow for '#' prefix in numbers
For consistency, allow for '#' prefix in numbers, which we currently
do not do. So keep old mode as compatibility to not break current
programs, and add new one with '#' prefix.
Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
| -rw-r--r-- | bpf_parser.y | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/bpf_parser.y b/bpf_parser.y index a101057..48a6e4c 100644 --- a/bpf_parser.y +++ b/bpf_parser.y @@ -288,7 +288,9 @@ ldh ; ldi - : OP_LDI number { + : OP_LDI '#' number { + set_curr_instr(BPF_LD | BPF_IMM, 0, 0, $3); } + | OP_LDI number { set_curr_instr(BPF_LD | BPF_IMM, 0, 0, $2); } ; @@ -345,7 +347,9 @@ ld ; ldxi - : OP_LDXI number { + : OP_LDXI '#' number { + set_curr_instr(BPF_LDX | BPF_IMM, 0, 0, $3); } + | OP_LDXI number { set_curr_instr(BPF_LDX | BPF_IMM, 0, 0, $2); } ; |