Change indentation in bpf/helpers.h

Signed-off-by: Brenden Blanco <[email protected]>

src/cc/export/helpers.h

@@ -79,76 +79,76 @@ unsigned _version SEC("version") = LINUX_VERSION_CODE;
 
 /* helper functions called from eBPF programs written in C */
 static void *(*bpf_map_lookup_elem)(void *map, void *key) =
- (void *) BPF_FUNC_map_lookup_elem;
+ (void *) BPF_FUNC_map_lookup_elem;
 static int (*bpf_map_update_elem)(void *map, void *key, void *value, u64 flags) =
- (void *) BPF_FUNC_map_update_elem;
+ (void *) BPF_FUNC_map_update_elem;
 static int (*bpf_map_delete_elem)(void *map, void *key) =
- (void *) BPF_FUNC_map_delete_elem;
+ (void *) BPF_FUNC_map_delete_elem;
 static int (*bpf_probe_read)(void *dst, u64 size, void *unsafe_ptr) =
- (void *) BPF_FUNC_probe_read;
+ (void *) BPF_FUNC_probe_read;
 static u64 (*bpf_ktime_get_ns)(void) =
- (void *) BPF_FUNC_ktime_get_ns;
+ (void *) BPF_FUNC_ktime_get_ns;
 static int (*bpf_trace_printk_)(const char *fmt, u64 fmt_size, ...) =
- (void *) BPF_FUNC_trace_printk;
+ (void *) BPF_FUNC_trace_printk;
 int bpf_trace_printk(const char *fmt, ...) asm("llvm.bpf.extra");
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0)
 static void bpf_tail_call_(u64 map_fd, void *ctx, int index) {
  ((void (*)(void *, u64, int))BPF_FUNC_tail_call)(ctx, map_fd, index);
 }
-static int (*bpf_clone_redirect)(void *ctx, u64 ifindex, u64 flags) =
- (void *) BPF_FUNC_clone_redirect;
+static int (*bpf_clone_redirect)(void *ctx, int ifindex, u32 flags) =
+ (void *) BPF_FUNC_clone_redirect;
 static u64 (*bpf_get_smp_processor_id)(void) =
- (void *) BPF_FUNC_get_smp_processor_id;
+ (void *) BPF_FUNC_get_smp_processor_id;
 static u64 (*bpf_get_current_pid_tgid)(void) =
- (void *) BPF_FUNC_get_current_pid_tgid;
+ (void *) BPF_FUNC_get_current_pid_tgid;
 static u64 (*bpf_get_current_uid_gid)(void) =
- (void *) BPF_FUNC_get_current_uid_gid;
+ (void *) BPF_FUNC_get_current_uid_gid;
 static int (*bpf_get_current_comm)(void *buf, int buf_size) =
- (void *) BPF_FUNC_get_current_comm;
+ (void *) BPF_FUNC_get_current_comm;
+#endif
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)
 static u64 (*bpf_get_cgroup_classid)(void *ctx) =
-  (void *) BPF_FUNC_get_cgroup_classid;
+ (void *) BPF_FUNC_get_cgroup_classid;
 static u64 (*bpf_skb_vlan_push)(void *ctx, u16 proto, u16 vlan_tci) =
-  (void *) BPF_FUNC_skb_vlan_push;
+ (void *) BPF_FUNC_skb_vlan_push;
 static u64 (*bpf_skb_vlan_pop)(void *ctx) =
-  (void *) BPF_FUNC_skb_vlan_pop;
+ (void *) BPF_FUNC_skb_vlan_pop;
 static int (*bpf_skb_get_tunnel_key)(void *ctx, void *to, u32 size, u64 flags) =
  (void *) BPF_FUNC_skb_get_tunnel_key;
 static int (*bpf_skb_set_tunnel_key)(void *ctx, void *from, u32 size, u64 flags) =
  (void *) BPF_FUNC_skb_set_tunnel_key;
 #endif
-#endif
 
 /* llvm builtin functions that eBPF C program may use to
  * emit BPF_LD_ABS and BPF_LD_IND instructions
  */
 struct sk_buff;
 unsigned long long load_byte(void *skb,
-  unsigned long long off) asm("llvm.bpf.load.byte");
+ unsigned long long off) asm("llvm.bpf.load.byte");
 unsigned long long load_half(void *skb,
-  unsigned long long off) asm("llvm.bpf.load.half");
+ unsigned long long off) asm("llvm.bpf.load.half");
 unsigned long long load_word(void *skb,
-  unsigned long long off) asm("llvm.bpf.load.word");
+ unsigned long long off) asm("llvm.bpf.load.word");
 
 /* a helper structure used by eBPF C program
  * to describe map attributes to elf_bpf loader
  */
 struct bpf_map_def {
- unsigned int type;
- unsigned int key_size;
- unsigned int value_size;
- unsigned int max_entries;
+ unsigned int type;
+ unsigned int key_size;
+ unsigned int value_size;
+ unsigned int max_entries;
 };
 
 static int (*bpf_skb_store_bytes)(void *ctx, unsigned long long off, void *from,
-  unsigned long long len, unsigned long long flags) =
- (void *) BPF_FUNC_skb_store_bytes;
+  unsigned long long len, unsigned long long flags) =
+ (void *) BPF_FUNC_skb_store_bytes;
 static int (*bpf_l3_csum_replace)(void *ctx, unsigned long long off, unsigned long long from,
-  unsigned long long to, unsigned long long flags) =
- (void *) BPF_FUNC_l3_csum_replace;
+  unsigned long long to, unsigned long long flags) =
+ (void *) BPF_FUNC_l3_csum_replace;
 static int (*bpf_l4_csum_replace)(void *ctx, unsigned long long off, unsigned long long from,
-  unsigned long long to, unsigned long long flags) =
- (void *) BPF_FUNC_l4_csum_replace;
+  unsigned long long to, unsigned long long flags) =
+ (void *) BPF_FUNC_l4_csum_replace;
 
 static inline u16 bpf_ntohs(u16 val) {
  /* will be recognized by gcc into rotate insn and eventually rolw 8 */
@@ -201,24 +201,24 @@ static inline void bpf_store_dword(void *skb, u64 off, u64 val) {
 
 static unsigned int bpf_log2(unsigned int v)
 {
- unsigned int r;
- unsigned int shift;
-
- r = (v > 0xFFFF) << 4; v >>= r;
- shift = (v > 0xFF) << 3; v >>= shift; r |= shift;
- shift = (v > 0xF) << 2; v >>= shift; r |= shift;
- shift = (v > 0x3) << 1; v >>= shift; r |= shift;
- r |= (v >> 1);
- return r;
+ unsigned int r;
+ unsigned int shift;
+
+ r = (v > 0xFFFF) << 4; v >>= r;
+ shift = (v > 0xFF) << 3; v >>= shift; r |= shift;
+ shift = (v > 0xF) << 2; v >>= shift; r |= shift;
+ shift = (v > 0x3) << 1; v >>= shift; r |= shift;
+ r |= (v >> 1);
+ return r;
 }
 
 static unsigned int bpf_log2l(unsigned long v)
 {
- unsigned int hi = v >> 32;
- if (hi)
- return bpf_log2(hi) + 32 + 1;
- else
- return bpf_log2(v) + 1;
+ unsigned int hi = v >> 32;
+ if (hi)
+ return bpf_log2(hi) + 32 + 1;
+ else
+ return bpf_log2(v) + 1;
 }
 
 struct bpf_context;