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authorChangli Gao <xiaosuo@gmail.com>2010-11-16 21:28:24 +0100
committerDavid S. Miller <davem@davemloft.net>2010-11-18 19:59:51 +0100
commit4c3710afbc333c33100739dec10662b4ee64e219 (patch)
tree3ededf09c4e236121d021a38fd991963d7bf2e84 /net
parentfilter: Optimize instruction revalidation code. (diff)
downloadlinux-4c3710afbc333c33100739dec10662b4ee64e219.tar.xz
linux-4c3710afbc333c33100739dec10662b4ee64e219.zip
net: move definitions of BPF_S_* to net/core/filter.c
BPF_S_* are used internally, should not be exposed to the others. Signed-off-by: Changli Gao <xiaosuo@gmail.com> Acked-by: Eric Dumazet <eric.dumazet@gmail.com> Acked-by: Hagen Paul Pfeifer <hagen@jauu.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/core/filter.c48
1 files changed, 48 insertions, 0 deletions
diff --git a/net/core/filter.c b/net/core/filter.c
index 03dc0710194f..15a545d39cd3 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -38,6 +38,54 @@
#include <asm/unaligned.h>
#include <linux/filter.h>
+enum {
+ BPF_S_RET_K = 0,
+ BPF_S_RET_A,
+ BPF_S_ALU_ADD_K,
+ BPF_S_ALU_ADD_X,
+ BPF_S_ALU_SUB_K,
+ BPF_S_ALU_SUB_X,
+ BPF_S_ALU_MUL_K,
+ BPF_S_ALU_MUL_X,
+ BPF_S_ALU_DIV_X,
+ BPF_S_ALU_AND_K,
+ BPF_S_ALU_AND_X,
+ BPF_S_ALU_OR_K,
+ BPF_S_ALU_OR_X,
+ BPF_S_ALU_LSH_K,
+ BPF_S_ALU_LSH_X,
+ BPF_S_ALU_RSH_K,
+ BPF_S_ALU_RSH_X,
+ BPF_S_ALU_NEG,
+ BPF_S_LD_W_ABS,
+ BPF_S_LD_H_ABS,
+ BPF_S_LD_B_ABS,
+ BPF_S_LD_W_LEN,
+ BPF_S_LD_W_IND,
+ BPF_S_LD_H_IND,
+ BPF_S_LD_B_IND,
+ BPF_S_LD_IMM,
+ BPF_S_LDX_W_LEN,
+ BPF_S_LDX_B_MSH,
+ BPF_S_LDX_IMM,
+ BPF_S_MISC_TAX,
+ BPF_S_MISC_TXA,
+ BPF_S_ALU_DIV_K,
+ BPF_S_LD_MEM,
+ BPF_S_LDX_MEM,
+ BPF_S_ST,
+ BPF_S_STX,
+ BPF_S_JMP_JA,
+ BPF_S_JMP_JEQ_K,
+ BPF_S_JMP_JEQ_X,
+ BPF_S_JMP_JGE_K,
+ BPF_S_JMP_JGE_X,
+ BPF_S_JMP_JGT_K,
+ BPF_S_JMP_JGT_X,
+ BPF_S_JMP_JSET_K,
+ BPF_S_JMP_JSET_X,
+};
+
/* No hurry in this branch */
static void *__load_pointer(struct sk_buff *skb, int k)
{