From ade0faf09812cd1b626426ecccaaa814ad597863 Mon Sep 17 00:00:00 2001
From: Michel-FK <michel.stempin@funkey-project.com>
Date: Thu, 22 Apr 2021 16:15:07 +0200
Subject: [PATCH] add SAVE command

Signed-off-by: Michel-FK <michel.stempin@funkey-project.com>
---
 mapping_list.c | 45 +++++++++++++++++++++++++++++++++++++++++++++
 mapping_list.h |  2 ++
 parse_config.c |  6 ++++++
 parse_config.h |  1 +
 4 files changed, 54 insertions(+)

diff --git a/mapping_list.c b/mapping_list.c
index d185e62..768c445 100644
--- a/mapping_list.c
+++ b/mapping_list.c
@@ -297,3 +297,48 @@ void dump_mapping_list(mapping_list_t *list)
         printf("\n");
     }
 }
+
+/* Save a mapping */
+void save_mapping(mapping_t *mapping)
+{
+  int i, length;
+    uint32_t gpio_mask;
+
+    printf("MAP ");
+    for (i = 0, length = 0, gpio_mask = mapping->gpio_mask; i < MAX_NUM_GPIO;
+        i++, gpio_mask >>= 1) {
+        if (gpio_mask & 1) {
+            printf("%s%s", gpio_name(i), gpio_mask == 1 ? " " : "+");
+	    length += strlen(gpio_name(i)) + 1;
+        }
+    }
+    for (i = 9 - length; i > 0; i--) {
+        printf(" ");
+    }
+    switch (mapping->type) {
+    case MAPPING_COMMAND:
+        printf("TO COMMAND %s\n", mapping->value.command);
+        break;
+
+    case MAPPING_KEY:
+        printf("TO KEY     %s\n", keycode_name(mapping->value.keycode));
+        break;
+
+    default:
+        FK_ERROR("Unknown mapping type %d\n", mapping->type);
+        break;
+    }
+}
+
+/* Save a mapping list */
+void save_mapping_list(mapping_list_t *list)
+{
+    struct mapping_list_t *p;
+    mapping_t *tmp;
+
+    printf("CLEAR\n");
+    list_for_each(p, list) {
+        tmp = list_entry(p, mapping_t, mappings);
+        save_mapping(tmp);
+    }
+}
diff --git a/mapping_list.h b/mapping_list.h
index 371746b..f064c09 100644
--- a/mapping_list.h
+++ b/mapping_list.h
@@ -68,5 +68,7 @@ mapping_t *find_mapping(mapping_list_t *list, uint32_t gpio_mask);
 bool remove_mapping(mapping_list_t *list, mapping_t *mapping);
 void dump_mapping(mapping_t *mapping);
 void dump_mapping_list(mapping_list_t *list);
+void save_mapping(mapping_t *mapping);
+void save_mapping_list(mapping_list_t *list);
 
 #endif // _MAPPING_LIST_H_
diff --git a/parse_config.c b/parse_config.c
index a05961d..c89002c 100644
--- a/parse_config.c
+++ b/parse_config.c
@@ -88,6 +88,7 @@ static const keyword_t valid_commands[] = {
     {"KEYPRESS", STATE_KEYPRESS},
     {"TYPE", STATE_TYPE},
     {"DUMP", STATE_DUMP},
+    {"SAVE", STATE_SAVE},
     {"", STATE_INVALID}
 };
 
@@ -285,6 +286,7 @@ bool parse_config_line(char *line, mapping_list_t *list,
 
         case STATE_CLEAR:
         case STATE_DUMP:
+	case STATE_SAVE:
             break;
 
         case STATE_SLEEP:
@@ -458,6 +460,10 @@ bool parse_config_line(char *line, mapping_list_t *list,
         dump_mapping_list(list);
         break;
 
+    case STATE_SAVE:
+        save_mapping_list(list);
+        break;
+
     case STATE_INIT:
     case STATE_MAP:
        break;
diff --git a/parse_config.h b/parse_config.h
index d257ffb..156d7b7 100644
--- a/parse_config.h
+++ b/parse_config.h
@@ -72,6 +72,7 @@ typedef enum {GPIOS} button_t;
     X(STATE_KEY, "KEY") \
     X(STATE_COMMAND, "COMMAND")\
     X(STATE_DUMP, "DUMP") \
+    X(STATE_SAVE, "SAVE") \
     X(STATE_INVALID, "INVALID")
 
 /* Enumeration of the different parse states */