Diff: src/d7a.cpp

Revision:

66:492b1d7ba370

Parent:

63:afd046faedb0

Child:

67:9ac9d109b80a

--- a/src/d7a.cpp	Fri Oct 14 10:52:22 2016 +0000
+++ b/src/d7a.cpp	Fri Oct 21 15:31:45 2016 +0000
@@ -12,14 +12,14 @@
 #define FIRST_IFT_FILE      (108)
 
 bool g_open = false;
+bool g_started = false;
 bool g_local_fs = false;
 
-
 d7a_errors_t d7a_open(const d7a_com_config_t* com_config, PinName reset_pin, const d7a_callbacks_t* callbacks)
 {
     FPRINT("\r\n");
     
-    d7a_errors_t err;
+    d7a_errors_t err = D7A_ERR_STATE;
     
     if (g_open)
     {
@@ -50,7 +50,8 @@
             g_local_fs = true;
         }
         
-        g_open  = true;
+        g_open = true;
+        g_started = true;
         
     } while (0);
     
@@ -64,7 +65,7 @@
 {
     FPRINT("\r\n");
     
-    d7a_errors_t err;
+    d7a_errors_t err = D7A_ERR_STATE;
     
     do
     {
@@ -90,9 +91,16 @@
 {
     FPRINT("\r\n");
     
-    d7a_errors_t err;
+    d7a_errors_t err = D7A_ERR_STATE;
     
-    err = d7a_modem_start();
+    if (!g_started)
+    {
+        err = d7a_modem_start();
+        if (err == D7A_ERR_NONE)
+        {
+            g_started = true;
+        }
+    }
     
     WARNING(err == D7A_ERR_NONE, "%s err %d\r\n", __FUNCTION__, err);
     
@@ -104,9 +112,16 @@
 {
     FPRINT("\r\n");
     
-    d7a_errors_t err;
+    d7a_errors_t err = D7A_ERR_STATE;
     
-    err = d7a_modem_stop();
+    if (g_started)
+    {
+        err = d7a_modem_stop();
+        if (err == D7A_ERR_NONE)
+        {
+            g_started = false;
+        }
+    }
     
     WARNING(err == D7A_ERR_NONE, "%s err %d\r\n", __FUNCTION__, err);
     
@@ -118,22 +133,25 @@
 {
     FPRINT("\r\n");
     
-    d7a_errors_t err;
+    d7a_errors_t err = D7A_ERR_STATE;
     
     DPRINT("Create %d.\r\n", file_id);
     
-    register_file_param_t file_infos = {
-        .fid = file_id,
-        .type = RAM,
-        .afid = action,
-        .ifid = FIRST_IFT_FILE + retry, // The interface files match the retry policies
-        .prop = (uint8_t)prop | ((action)? FS_ACT_EN : 0),
-        .perm = (uint8_t)perm,
-        .size = size,
-        .alloc = alloc,
-    };
-    
-    err = d7a_modem_register(&file_infos);
+    if (g_started)
+    {
+        register_file_param_t file_infos = {
+            .fid = file_id,
+            .type = RAM,
+            .afid = action,
+            .ifid = FIRST_IFT_FILE + retry, // The interface files match the retry policies
+            .prop = (uint8_t)prop | ((action)? FS_ACT_EN : 0),
+            .perm = (uint8_t)perm,
+            .size = size,
+            .alloc = alloc,
+        };
+        
+        err = d7a_modem_register(&file_infos);
+    }
     
     DPRINT("Create %d Done. err %d\r\n", file_id, err);
     
@@ -147,24 +165,27 @@
 {
     FPRINT("\r\n");
         
-    d7a_errors_t err;
+    d7a_errors_t err = D7A_ERR_STATE;
     
     DPRINT("Declare %d.\r\n", file_id);
     
     ASSERT(g_local_fs, "You cannot delare a file if the write_file/read_file callbacks are not specified\r\n");
     
-    register_file_param_t file_infos = {
-        .fid = file_id,
-        .type = HOST+RAM,
-        .afid = action,
-        .ifid = FIRST_IFT_FILE + retry, // The interface files match the retry policies
-        .prop = (uint8_t)prop | ((action)? FS_ACT_EN : 0),
-        .perm = (uint8_t)perm,
-        .size = length,
-        .alloc = alloc,
-    };
-    
-    err = d7a_modem_register(&file_infos);
+    if (g_started)
+    {
+        register_file_param_t file_infos = {
+            .fid = file_id,
+            .type = HOST+RAM,
+            .afid = action,
+            .ifid = FIRST_IFT_FILE + retry, // The interface files match the retry policies
+            .prop = (uint8_t)prop | ((action)? FS_ACT_EN : 0),
+            .perm = (uint8_t)perm,
+            .size = length,
+            .alloc = alloc,
+        };
+        
+        err = d7a_modem_register(&file_infos);
+    }
     
     DPRINT("Declare %d Done\r\n", file_id);
     
@@ -178,11 +199,14 @@
 {
     FPRINT("\r\n");
     
-    d7a_msg_t** ret;
+    d7a_msg_t** ret = NULL;
     
     DPRINT("Read %d @%d %d bytes.\r\n", file_id, offset, size);
     
-    ret = d7a_alp_read_file(file_id, offset, size, addressee, retry);
+    if (g_started)
+    {
+        ret = d7a_alp_read_file(file_id, offset, size, addressee, retry);
+    }
     
     DPRINT("Read %d Done.\r\n", file_id);
     
@@ -196,11 +220,14 @@
 {
     FPRINT("\r\n");
     
-    d7a_msg_t** ret;
+    d7a_msg_t** ret = NULL;
     
     DPRINT("Write %d @%d %d bytes.\r\n", file_id, offset, size);
     
-    ret = d7a_alp_write_file(file_id, offset, size, buf, addressee, retry, resp);
+    if (g_started)
+    {
+        ret = d7a_alp_write_file(file_id, offset, size, buf, addressee, retry, resp);
+    }
     
     DPRINT("Write %d Done.\r\n", file_id);
     
@@ -214,17 +241,20 @@
 {
     FPRINT("\r\n");
     
-    d7a_errors_t err;
+    d7a_errors_t err = D7A_ERR_STATE;
     
     DPRINT("Notify %d @%d %d bytes.\r\n", file_id, offset, size);
     
-    notify_file_param_t notif = {
-        .bf.fid = file_id,
-        .bf.offset = offset,
-        .bf.size = size
-    };
-    
-    err = d7a_modem_notify(&notif);
+    if (g_started)
+    {
+        notify_file_param_t notif = {
+            .bf.fid = file_id,
+            .bf.offset = offset,
+            .bf.size = size
+        };
+        
+        err = d7a_modem_notify(&notif);
+    }
     
     DPRINT("Notify %d Done. err %d\r\n", file_id, err);