NFC

notif.c

@@ -0,0 +1,96 @@
+/*
+ * =====================================================================================
+ *
+ *       Filename:  notif.c
+ *
+ *    Description:  
+ *
+ *        Version:  1.0
+ *        Created:  10/03/24 12:00:51 PM IST
+ *       Revision:  none
+ *       Compiler:  gcc
+ *
+ *         Author:  YOUR NAME (), 
+ *   Organization:  
+ *
+ * =====================================================================================
+ */
+
+#include <stdlib.h>
+#include <memory.h>
+#include <assert.h>
+#include "notif.h"
+
+notif_chain_t *
+nfc_create_new_notif_chain(char *notif_chain_name) {
+
+    notif_chain_t *nfc = calloc(1, sizeof(notif_chain_t));
+    if(notif_chain_name) {
+        strncpy(nfc->nfc_name, notif_chain_name,
+				sizeof(nfc->nfc_name));
+    }
+    init_glthread(&nfc->notif_chain_head);
+    return nfc;
+}
+
+void
+nfc_register_notif_chain(notif_chain_t *nfc,
+					 notif_chain_elem_t *nfce){
+
+	notif_chain_elem_t *new_nfce = calloc(1, sizeof(notif_chain_elem_t));
+	memcpy(new_nfce, nfce, sizeof(notif_chain_elem_t));
+	init_glthread(&new_nfce->glue);
+	glthread_add_next(&nfc->notif_chain_head, &new_nfce->glue);	
+}
+
+void
+nfc_invoke_notif_chain(notif_chain_t *nfc,
+					   void *arg, size_t arg_size,
+					   char *key, size_t key_size,
+					   nfc_op_t nfc_op_code){
+
+	glthread_t *curr;
+	notif_chain_elem_t *nfce;
+
+	if(IS_GLTHREAD_LIST_EMPTY(&nfc->notif_chain_head)) {
+		return;
+	}
+
+	assert(key_size <= MAX_NOTIF_KEY_SIZE);
+
+    char *nfc_op_s = nfc_get_str_op_code(nfc_op_code);
+
+	ITERATE_GLTHREAD_BEGIN(&nfc->notif_chain_head, curr){
+
+		nfce = glthread_glue_to_notif_chain_elem(curr);
+
+		if(!(key && key_size &&
+			 nfce->is_key_set && (key_size == nfce->key_size))){
+
+				nfce->app_cb(arg, arg_size, nfc_op_s, nfce->subs_id);
+		}
+		else {
+
+			if(memcmp(key, nfce->key, key_size) == 0) {
+
+				nfce->app_cb(arg, arg_size, nfc_op_s, nfce->subs_id);
+			}
+		}
+	}ITERATE_GLTHREAD_END(&nfc->notif_chain_head, curr);
+}
+
+void
+nfc_delete_all_nfce(notif_chain_t *nfc){
+
+    glthread *curr;
+    notif_chain_elem_t *nfc_e;
+
+    ITERATE_GLTHREAD_BEGIN(&nfc->notif_chain_head,curr){
+        
+        nfc_e = glthread_glue_to_notif_chain_elem(curr);
+        remove_glthread(&nfc_e->glue);
+        free(nfc_e);
+    }ITERATE_GLTHREAD_END(&nfc->notif_chain_head,curr);
+
+
+}