initial

1 files changed, 31 insertions, 0 deletions

diff --git a/shared.h b/shared.h
new file mode 100644
index 0000000..30c8ffe
--- /dev/null
+++ b/shared.h
@@ -0,0 +1,31 @@
+#ifndef SHARED_H
+#define SHARED_H
+
+#include <pthread.h>
+
+#define MAX_JOBS 100
+#define MAX_PATH 256
+#define MAX_NODES 4
+
+#define SHM_NAME "/job_queue_shm"
+#define SHM_NODE_STATUS "/node_status_shm"
+
+typedef struct {
+    pthread_mutex_t mutex;
+    char jobs[MAX_JOBS][MAX_PATH];
+    int head;
+    int tail;
+} JobQueue;
+
+typedef struct {
+    int node_id;
+    int running_jobs;
+    float load;  // from /proc/[pid]/stat or getloadavg()
+} NodeStatus;
+
+typedef struct {
+    pthread_mutex_t mutex;
+    NodeStatus statuses[MAX_NODES];
+} NodeStatusArray;
+
+#endif