From 013aafc3293d66738e0cd5257ede620ad3b3534b Mon Sep 17 00:00:00 2001
From: Bjarne von Horn <vh@igh.de>
Date: Fri, 5 Jul 2024 11:06:05 +0200
Subject: [PATCH] Simulate domain state

---
 fake_lib/fakeethercat.cpp | 9 ++++++++-
 fake_lib/fakeethercat.h   | 3 +++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/fake_lib/fakeethercat.cpp b/fake_lib/fakeethercat.cpp
index 2d6ed317..3a885e6c 100644
--- a/fake_lib/fakeethercat.cpp
+++ b/fake_lib/fakeethercat.cpp
@@ -26,9 +26,9 @@
 #include <sstream>
 #include <string>
 #include <utility>
+#include <unordered_set>
 #include <iterator>
 
-
 static std::vector<size_t> getPermutationVector(size_t count);
 
 size_t pdo::sizeInBytes() const
@@ -61,10 +61,13 @@ ec_domain::ec_domain(rtipc *rtipc, const char *prefix) : rt_group(rtipc_create_g
 
 int ec_domain::activate(int domain_id)
 {
+    std::unordered_set<uint32_t> slaves;
+
     connected.resize(mapped_pdos.size());
     size_t idx = 0;
     for (const auto &pdo : mapped_pdos)
     {
+        slaves.insert(pdo.slave_address.getCombined());
         void *rt_pdo = nullptr;
         char buf[512];
         const auto fmt = snprintf(buf, sizeof(buf), "%s/%d/%08X/%04X", prefix, domain_id, pdo.slave_address.getCombined(), pdo.pdo_index);
@@ -95,6 +98,7 @@ int ec_domain::activate(int domain_id)
         ++idx;
     }
     activated_ = true;
+    numSlaves = slaves.size();
     return 0;
 }
 
@@ -153,6 +157,9 @@ int ecrt_domain_state(
                                  information. */
 )
 {
+    state->working_counter = domain->getNumSlaves();
+    state->redundancy_active = 0;
+    state->wc_state = EC_WC_COMPLETE;
     return 0;
 }
 
diff --git a/fake_lib/fakeethercat.h b/fake_lib/fakeethercat.h
index 2a26d5d8..a8fd813d 100644
--- a/fake_lib/fakeethercat.h
+++ b/fake_lib/fakeethercat.h
@@ -165,6 +165,7 @@ private:
     rtipc_group *rt_group;
     const char *prefix;
     bool activated_ = false;
+    size_t numSlaves = 0;
 
 public:
     explicit ec_domain(struct rtipc *rtipc, const char *prefix);
@@ -180,6 +181,8 @@ public:
     int process();
     int queue();
 
+    size_t getNumSlaves() const { return numSlaves; }
+
     ssize_t map(ec_slave_config const &config, unsigned int syncManager,
                 uint16_t pdo_index);
 };