net: optimize Berkeley Packet Filter (BPF) processing

[net-next-2.6.git] / include / linux / filter.h

diff --git a/include/linux/filter.h b/include/linux/filter.h
index 151f5d703b7e19d158e500d8ebdf688b3d3dd047..69b43dbea6c6ac444dfbf8c0daf1650942a9a9b1 100644 (file)
--- a/include/linux/filter.h
+++ b/include/linux/filter.h
@@ -91,6 +91,54 @@ struct sock_fprog {  /* Required for SO_ATTACH_FILTER. */
 #define         BPF_TAX         0x00
 #define         BPF_TXA         0x80
 
+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,
+};
+
 #ifndef BPF_MAXINSNS
 #define BPF_MAXINSNS 4096
 #endif