From ba54936940cf201d4e17126cf9074a5568619980 Mon Sep 17 00:00:00 2001
From: TXuian <1163589503@qq.com>
Date: Fri, 24 May 2024 13:45:27 +0800
Subject: [PATCH] Fix session bug.

---
 Ubiquitous/XiZi_AIoT/services/lib/ipc/libipc.c  | 2 +-
 Ubiquitous/XiZi_AIoT/services/lib/ipc/session.c | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/Ubiquitous/XiZi_AIoT/services/lib/ipc/libipc.c b/Ubiquitous/XiZi_AIoT/services/lib/ipc/libipc.c
index e17229523..83a6e2cfe 100644
--- a/Ubiquitous/XiZi_AIoT/services/lib/ipc/libipc.c
+++ b/Ubiquitous/XiZi_AIoT/services/lib/ipc/libipc.c
@@ -223,7 +223,7 @@ void ipc_server_loop(struct IpcNode* ipc_node)
                     if (ipc_node->interfaces[ipc_server_loop_cur_msg->header.opcode]) {
                         ipc_node->interfaces[ipc_server_loop_cur_msg->header.opcode](ipc_server_loop_cur_msg);
                         // check if this session is delayed by op handler, all messages after the delayed message in current session is blocked.
-                        if (is_cur_session_delayed()) {
+                        if (ipc_server_loop_cur_msg->header.done == 0) {
                             ipc_server_loop_cur_msg->header.delayed = 1;
                             has_delayed = true;
                             break;
diff --git a/Ubiquitous/XiZi_AIoT/services/lib/ipc/session.c b/Ubiquitous/XiZi_AIoT/services/lib/ipc/session.c
index 4cdbc143d..ac30efb53 100644
--- a/Ubiquitous/XiZi_AIoT/services/lib/ipc/session.c
+++ b/Ubiquitous/XiZi_AIoT/services/lib/ipc/session.c
@@ -46,7 +46,7 @@ int free_session(struct Session* session)
 
 void* session_alloc_buf(struct Session* session, int len)
 {
-    if (len > session_remain_capacity(session)) {
+    if (len < 0 || len > session_remain_capacity(session)) {
         return NULL;
     }
     void* buf = (void*)((uintptr_t)session->buf + session->tail);
@@ -58,7 +58,7 @@ void* session_alloc_buf(struct Session* session, int len)
 
 bool session_free_buf(struct Session* session, int len)
 {
-    if (len > session_used_size(session)) {
+    if (len < 0 || len > session_used_size(session)) {
         return false;
     }
     assert(session_forward_head(session, len) != -1);