Misc changes

hack3ric · Mar 30, 2024 · 787a1b7 · 787a1b7
1 parent 49d43b5
commit 787a1b7
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Showing 3 changed files with 4 additions and 4 deletions.
diff --git a/src/bpf/mimic.h b/src/bpf/mimic.h
@@ -30,7 +30,7 @@ extern struct mimic_settings_map {
 
 extern struct mimic_rb_map {
   __uint(type, BPF_MAP_TYPE_RINGBUF);
-  __uint(max_entries, sizeof(struct rb_item) * 32);
+  __uint(max_entries, 1 << 12);
 } mimic_rb;
 
 #define IPV4_CSUM_OFF (offsetof(struct iphdr, check))

diff --git a/src/shared/checksum.h b/src/shared/checksum.h
@@ -55,15 +55,15 @@ static inline void update_csum_ul_neg(__u32* csum, __u32 new) {
 
 #else
 
-__u16 calc_csum(void* data, size_t data_len) {
+__u32 calc_csum(void* data, size_t data_len) {
   __u32 result = 0;
   for (int i = 0; i < data_len / 2; i++) {
     result += ntohs(*((__u16*)data + i));
   }
   if (data_len % 2 == 1) {
     result += (__u16)((__u8*)data)[data_len - 1] << 8;
   }
-  return csum_fold(result);
+  return result;
 }
 
 #endif  // _MIMIC_BPF

diff --git a/src/shared/misc.h b/src/shared/misc.h
@@ -168,7 +168,7 @@ struct rb_item {
     struct log_event log_event;
     struct send_options send_options;
     struct {
-      struct conn_tuple conn;
+      struct conn_tuple conn_key;
       bool l4_csum_partial;
     } store_packet;
   };