android-console: Add power capacity commandcons.mon.battery

Add the Android emulator console "power capacity" command along associated help
messages.  The "capacity" command allows the battery capacity of the device to
be manipulated.

Signed-off-by: Greg Bellows <greg.bellows@linaro.org>

---

v1 -> v2
- Fix android_console_power_capacity indentation

3 files changed, 34 insertions, 0 deletions

diff --git a/android-commands.h b/android-commands.h
index bb3f783e4..62b181b9a 100644
--- a/android-commands.h
+++ b/android-commands.h
@@ -61,6 +61,13 @@ static mon_cmd_t android_power_cmds[] = {
         .help = "set battery health state",
         .mhandler.cmd = android_console_power_health,
     },
+    {
+        .name = "capacity",
+        .args_type = "arg:s?",
+        .params = "",
+        .help = "set battery capacity state",
+        .mhandler.cmd = android_console_power_capacity,
+    },
     { NULL, NULL, },
 };
 
diff --git a/android-console.c b/android-console.c
index cf93d1008..2d72d378b 100644
--- a/android-console.c
+++ b/android-console.c
@@ -423,6 +423,23 @@ void android_console_power_health(Monitor *mon, const QDict *qdict)
                    "dead|overvoltage|failure\"\n");
 }
 
+void android_console_power_capacity(Monitor *mon, const QDict *qdict)
+{
+    const char *arg = qdict_get_try_str(qdict, "arg");
+
+    if (arg) {
+        int capacity;
+
+        if (sscanf(arg, "%d", &capacity) == 1 &&
+            capacity >= 0 && capacity <= 100) {
+            goldfish_battery_set_prop(0, POWER_SUPPLY_PROP_CAPACITY, capacity);
+            return;
+        }
+    }
+
+    monitor_printf(mon, "KO: Usage: \"capacity <percentage>\"\n");
+}
+
 enum {
     CMD_POWER,
     CMD_POWER_DISPLAY,
@@ -430,6 +447,7 @@ enum {
     CMD_POWER_STATUS,
     CMD_POWER_PRESENT,
     CMD_POWER_HEALTH,
+    CMD_POWER_CAPACITY,
 };
 
 static const char *power_help[] = {
@@ -456,6 +474,9 @@ static const char *power_help[] = {
         /* CMD_POWER_HEALTH */
         "'health unknown|good|overheat|dead|overvoltage|failure' allows you "
         "to set battery health state",
+        /* CMD_POWER_CAPACITY */
+        "'capacity <percentage>' allows you to set battery capacity to a "
+        "value 0 - 100",
 };
 
 void android_console_power(Monitor *mon, const QDict *qdict)
@@ -466,9 +487,14 @@ void android_console_power(Monitor *mon, const QDict *qdict)
     /* Default to the first entry which is the parent help message */
     int cmd = CMD_POWER;
 
+    /* In the below command name parsing, "capacity" has to precede "ac"
+     * otherwise we will hit on "ac" first.
+     */
     if (helptext) {
         if (strstr(helptext, "display")) {
             cmd = CMD_POWER_DISPLAY;
+        } else if (strstr(helptext, "capacity")) {
+            cmd = CMD_POWER_CAPACITY;
         } else if (strstr(helptext, "ac")) {
             cmd = CMD_POWER_AC;
         } else if (strstr(helptext, "status")) {
diff --git a/android-console.h b/android-console.h
index aea671f97..880160085 100644
--- a/android-console.h
+++ b/android-console.h
@@ -33,6 +33,7 @@ void android_console_power_ac(Monitor *mon, const QDict *qdict);
 void android_console_power_status(Monitor *mon, const QDict *qdict);
 void android_console_power_present(Monitor *mon, const QDict *qdict);
 void android_console_power_health(Monitor *mon, const QDict *qdict);
+void android_console_power_capacity(Monitor *mon, const QDict *qdict);
 void android_console_power(Monitor *mon, const QDict *qdict);
 
 void android_monitor_print_error(Monitor *mon, const char *fmt, ...);