| 1 | /*␊ |
| 2 | * HibernateEnabler.c␊ |
| 3 | * Chameleon␊ |
| 4 | *␊ |
| 5 | * Created by cparm.␊ |
| 6 | */␊ |
| 7 | ␊ |
| 8 | #include "bootstruct.h"␊ |
| 9 | #include "modules.h"␊ |
| 10 | #include "resume.h"␊ |
| 11 | #include "sl.h"␊ |
| 12 | #include "graphic_utils.h"␊ |
| 13 | ␊ |
| 14 | #define kWake␉␉␉␉"Wake"␉␉␉␉/* boot.c */␊ |
| 15 | #define kForceWake␉␉␉"ForceWake"␉␉␉/* boot.c */␊ |
| 16 | #define kWakeImage␉␉␉"WakeImage"␉␉␉/* boot.c */␊ |
| 17 | #define kEnableHibernate␉"EnableHibernateModule"␊ |
| 18 | ␊ |
| 19 | void HibernateEnabler_hook(void* arg1, void* arg2, void* arg3, void* arg4, void* arg5, void* arg6)␊ |
| 20 | {␊ |
| 21 | ␉bool tryresume,tryresumedefault, forceresume;␊ |
| 22 | ␉␊ |
| 23 | ␉if (!getBoolForKey (kWake, &tryresume, &bootInfo->bootConfig))␊ |
| 24 | ␉{␊ |
| 25 | ␉␉tryresume = true;␊ |
| 26 | ␉␉tryresumedefault = true;␊ |
| 27 | ␉}␊ |
| 28 | ␉else␊ |
| 29 | ␉{␊ |
| 30 | ␉␉tryresumedefault = false;␊ |
| 31 | ␉}␊ |
| 32 | ␉␊ |
| 33 | ␉if (!getBoolForKey (kForceWake, &forceresume, &bootInfo->bootConfig))␊ |
| 34 | ␉{␊ |
| 35 | ␉␉forceresume = false;␊ |
| 36 | ␉}␊ |
| 37 | ␉␊ |
| 38 | ␉if (forceresume)␊ |
| 39 | ␉{␊ |
| 40 | ␉␉tryresume = true;␊ |
| 41 | ␉␉tryresumedefault = false;␊ |
| 42 | ␉}␊ |
| 43 | ␉␊ |
| 44 | ␉while (tryresume) {␊ |
| 45 | ␉␉const char *tmp, *val;␊ |
| 46 | ␉␉int len, ret = -1;␊ |
| 47 | ␉␉long flags, sleeptime;␊ |
| 48 | ␉␉BVRef bvr;␊ |
| 49 | ␉␉if (!getValueForKey(kWakeImage, &val, &len, &bootInfo->bootConfig))␊ |
| 50 | ␉␉␉val="/private/var/vm/sleepimage";␊ |
| 51 | ␉␉␊ |
| 52 | ␉␉// Do this first to be sure that root volume is mounted␊ |
| 53 | ␉␉ret = GetFileInfo(0, val, &flags, &sleeptime);␊ |
| 54 | ␉␉␊ |
| 55 | ␉␉if ((bvr = getBootVolumeRef(val, &tmp)) == NULL)␊ |
| 56 | ␉␉␉break;␊ |
| 57 | ␉␉␊ |
| 58 | ␉␉// Can't check if it was hibernation Wake=y is required␊ |
| 59 | ␉␉if (bvr->modTime == 0 && tryresumedefault)␊ |
| 60 | ␉␉␉break;␊ |
| 61 | ␉␉␊ |
| 62 | ␉␉if ((ret != 0) || ((flags & kFileTypeMask) != kFileTypeFlat))␊ |
| 63 | ␉␉␉break;␊ |
| 64 | ␉␉␊ |
| 65 | ␉␉if (!forceresume && ((sleeptime+3)<bvr->modTime))␊ |
| 66 | ␉␉{␊ |
| 67 | ␉␉␉printf ("Hibernate image is too old by %d seconds. Use ForceWake=y to override\n",bvr->modTime-sleeptime);␊ |
| 68 | ␉␉␉break;␊ |
| 69 | ␉␉}␊ |
| 70 | ␉␉␊ |
| 71 | ␉␉HibernateBoot((char *)val);␊ |
| 72 | ␉␉break;␊ |
| 73 | ␉}␊ |
| 74 | ␉␊ |
| 75 | }␊ |
| 76 | ␊ |
| 77 | void HibernateEnabler_start()␊ |
| 78 | {␊ |
| 79 | ␉bool enable = true;␊ |
| 80 | ␉getBoolForKey(kEnableHibernate, &enable, &bootInfo->bootConfig) ;␊ |
| 81 | ␉␊ |
| 82 | ␉if (enable)␊ |
| 83 | ␉{␊ |
| 84 | ␉␉register_hook_callback("PreBoot", &HibernateEnabler_hook);␊ |
| 85 | ␉␉register_hook_callback("spinActivity_hook", &spinActivityIndicator_hook);␊ |
| 86 | ␉}␊ |
| 87 | } |
