1 files changed, 17 insertions, 2 deletions

diff --git a/src/server.cpp b/src/server.cpp
index c2864c8..e9fd921 100644
--- a/src/server.cpp
+++ b/src/server.cpp
@@ -51,6 +51,7 @@ static int g_srv_followtarget = -1;
 static int g_srv_spawnflags = -1;
 static int g_srv_hacked = -1;
 static int g_srv_npcstate = -1;
+static int g_srv_takedamage = -1;
 static bool g_srv_ready = false;
 static bool g_srv_checked = false;
 
@@ -141,15 +142,17 @@ bool resolve_server_netvars() {
   g_srv_spawnflags = datamap_offset("m_spawnflags", FIELD_INTEGER, 0x4);
   g_srv_hacked = datamap_offset("m_bHackedByAlyx", FIELD_BOOLEAN);
   g_srv_npcstate = datamap_offset("m_NPCState", FIELD_INTEGER);
+  g_srv_takedamage = datamap_offset("m_takedamage", FIELD_INTEGER);
   g_srv_ready = g_srv_health > 0;
   if (g_srv_ready) {
     logf("server datamap (%s): health=%d maxhealth=%d lifeste=%d "
          "modelindex=%d absvel=%d vel=%d activeweapon=%d relationship=%d "
-         "followtarget=%d spawnflags=%d hacked=%d npcstate=%d",
+         "followtarget=%d spawnflags=%d hacked=%d npcstate=%d "
+         "takedamage=%d",
          g_server.path.c_str(), g_srv_health, g_srv_maxhealth, g_srv_lifestate,
          g_srv_modelindex, g_srv_absvelocity, g_srv_velocity,
          g_srv_activeweapon, g_srv_relationship, g_srv_followtarget,
-         g_srv_spawnflags, g_srv_hacked, g_srv_npcstate);
+         g_srv_spawnflags, g_srv_hacked, g_srv_npcstate, g_srv_takedamage);
     fail_logged = false;
   } else if (!fail_logged) {
     fail_logged = true;
@@ -268,6 +271,18 @@ int server_npc_state(int idx) {
   return *(int *)((uintptr_t)base + g_srv_npcstate);
 }
 
+// TAKEDAMAGE: 0 = DAMAGE_NO, 1 = DAMAGE_EVENTS_ONLY, 2 = DAMAGE_YES,
+// 3 = DAMAGE_AIM. 0/1 cannot be damaged at all.
+int server_npc_takedamage(int idx) {
+  if (!g_srv_ready || g_srv_takedamage < 0)
+    return -1;
+  void *base = nullptr;
+  server_entity_health(idx, nullptr, nullptr, &base);
+  if (!base)
+    return -1;
+  return *(int *)((uintptr_t)base + g_srv_takedamage);
+}
+
 bool server_npc_has_follow_target(int idx) {
   if (!g_srv_ready || g_srv_followtarget < 0)
     return false;