1 /* Copyright (C) 2009 The Android Open Source Project 2 ** 3 ** This software is licensed under the terms of the GNU General Public 4 ** License version 2, as published by the Free Software Foundation, and 5 ** may be copied, distributed, and modified under those terms. 6 ** 7 ** This program is distributed in the hope that it will be useful, 8 ** but WITHOUT ANY WARRANTY; without even the implied warranty of 9 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 10 ** GNU General Public License for more details. 11 */ 12 13 #ifndef _ANDROID_BOOT_PROPERTIES_H 14 #define _ANDROID_BOOT_PROPERTIES_H 15 16 /* Manage the set of boot system properties. 17 * See the documentation for the 'boot-properties' service 18 * in docs/ANDROID-QEMUD-SERVICES.TXT 19 */ 20 21 /* these values give the maximum length of system property 22 * names and values. They must match the corresponding definitions 23 * in the Android source tree (in system/core/include/cutils/properties.h) 24 */ 25 #define PROPERTY_MAX_NAME 32 26 #define PROPERTY_MAX_VALUE 92 27 28 /* record a new boot system property, this must be performed before the 29 * VM is started. Returns 0 on success, or < 0 on error. 30 * Possible errors are: 31 * -1 property name too long 32 * -2 property value too long 33 * -3 invalid characters in property name 34 */ 35 int boot_property_add( const char* name, const char* value ); 36 37 /* same as boot_property_add, but allows to use non-zero terminated strings. 38 */ 39 int boot_property_add2( const char* name, int namelen, 40 const char* value, int valuelen ); 41 42 /* init the boot property QEMUD service. This must be performed before 43 * the VM is started. This is also performed automatically if you call 44 * boot_property_add(). 45 */ 46 void boot_property_init_service( void ); 47 48 /* parse the parameter of -prop options passed on the command line 49 */ 50 void boot_property_parse_option( const char* param ); 51 52 #endif /* _ANDROID_BOOT_PROPERTIES_H */ 53