new esp32 tunnel driverHEADmaster

1 files changed, 15 insertions, 0 deletions

diff --git a/yocto/esp32mod/msgq.h b/yocto/esp32mod/msgq.h
new file mode 100755
index 0000000..f0d82f4
--- /dev/null
+++ b/yocto/esp32mod/msgq.h
@@ -0,0 +1,15 @@
+typedef struct MSGQueue {
+    uint16_t idx_r;
+    uint16_t idx_w;
+    uint16_t size;
+    unsigned char **array;
+    spinlock_t lock;
+    wait_queue_head_t wq;
+} MSGQueue;
+
+int msgq_create(MSGQueue *msgq, uint16_t size);
+void msgq_destroy(MSGQueue *msgq);
+uint16_t msgq_len(MSGQueue *msgq);
+uint16_t msgq_size(MSGQueue *msgq);
+int msgq_push(MSGQueue *msgq, unsigned char *buffer);
+unsigned char *msgq_pop(MSGQueue *msgq);