android/main-common.h

/* Copyright (C) 2011 The Android Open Source Project
**
** This software is licensed under the terms of the GNU General Public
** License version 2, as published by the Free Software Foundation, and
** may be copied, distributed, and modified under those terms.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
** GNU General Public License for more details.
*/
#ifndef ANDROID_MAIN_COMMON_H
#define ANDROID_MAIN_COMMON_H

#include <stdint.h>
#include "android/avd/hw-config.h"
#include "android/cmdline-option.h"
#include "android/skin/keyset.h"
#include "android/utils/aconfig-file.h"
#include "android/utils/compiler.h"

ANDROID_BEGIN_HEADER

/* Common routines used by both android/main.c and android/main-ui.c */

// Reset the value of |*string| to a copy of |new_value|. This
// will free() the previous value of |*string| first.
void reassign_string(char** string, const char* new_value);

/** Emulator user configuration (e.g. last window position)
 **/

void user_config_init( void );
void user_config_done( void );

void user_config_get_window_pos( int *window_x, int *window_y );

#define  ONE_MB  (1024*1024)

unsigned convertBytesToMB( uint64_t  size );
uint64_t convertMBToBytes( unsigned  megaBytes );

extern SkinKeyset*  android_keyset;
void parse_keyset(const char*  keyset, AndroidOptions*  opts);
void write_default_keyset( void );

#define NETWORK_SPEED_DEFAULT  "full"
#define NETWORK_DELAY_DEFAULT  "none"

extern const char*  skin_network_speed;
extern const char*  skin_network_delay;

/* Find the skin corresponding to our options, and return an AConfig pointer
 * and the base path to load skin data from
 */
void parse_skin_files(const char*      skinDirPath,
                      const char*      skinName,
                      AndroidOptions*  opts,
                      AndroidHwConfig* hwConfig,
                      AConfig*        *skinConfig,
                      char*           *skinPath);

/* Returns the amount of pixels used by the default display. */
int64_t  get_screen_pixels(AConfig*  skinConfig);

void init_sdl_ui(AConfig*         skinConfig,
                 const char*      skinPath,
                 AndroidOptions*  opts);

/* Sanitize options. This deals with a few legacy options that are now
 * handled differently. Call before anything else that needs to read
 * the options list.
 */
void sanitizeOptions( AndroidOptions* opts );

/* Creates and initializes AvdInfo instance for the given options.
 * Param:
 *  opts - Options passed to the main()
 *  inAndroidBuild - Upon exit contains 0 if AvdInfo has been initialized from
 *      AVD file, or 1 if AvdInfo has been initialized from the build directory.
 * Return:
 *  AvdInfo instance initialized for the given options.
 */
struct AvdInfo* createAVD(AndroidOptions* opts, int* inAndroidBuild);

/* Handle the command-line options that are common to both the classic and
 * and new emulator code bases. |opts| is the set of options, that may be
 * modified by the function, |hw| is the hardware configuration that will
 * be modified by the function, and |avd| is the AVD information data.
 */
void handleCommonEmulatorOptions(AndroidOptions* opts,
                                 AndroidHwConfig* hw,
                                 AvdInfo* avd);

/* Populate the hwConfig fields corresponding to the kernel/disk images
 * used by the emulator. This will zero *hwConfig first.
 */
void findImagePaths( AndroidHwConfig*  hwConfig,
                     AndroidOptions*   opts );

/* Updates hardware configuration for the given AVD and options.
 * Param:
 *  hwConfig - Hardware configuration to update.
 *  avd - AVD info containig paths for the hardware configuration.
 *  opts - Options passed to the main()
 *  inAndroidBuild - 0 if AVD has been initialized from AVD file, or 1 if AVD
 *      has been initialized from the build directory.
 */
void updateHwConfigFromAVD(AndroidHwConfig* hwConfig, struct AvdInfo* avd,
                           AndroidOptions* opts, int inAndroidBuild);

typedef enum {
    ACCEL_OFF = 0,
    ACCEL_ON = 1,
    ACCEL_AUTO = 2,
} CpuAccelMode;

#ifdef __linux__
    static const char kAccelerator[] = "KVM";
    static const char kEnableAccelerator[] = "-enable-kvm";
    static const char kDisableAccelerator[] = "-disable-kvm";
#else
    static const char kAccelerator[] = "Intel HAXM";
    static const char kEnableAccelerator[] = "-enable-hax";
    static const char kDisableAccelerator[] = "-disable-hax";
#endif

/*
 * Param:
 *  opts - Options passed to the main()
 *  avd - AVD info containig paths for the hardware configuration.
 *  accel_mode - indicates acceleration mode based on command line
 *  status - a string about cpu acceleration status
 * Return: if cpu acceleration is available
 */
bool handleCpuAcceleration(AndroidOptions* opts, AvdInfo* avd,
                           CpuAccelMode* accel_mode, char* accel_status);

ANDROID_END_HEADER

#endif /* ANDROID_MAIN_COMMON_H */