Compare commits
11 Commits
v0.1.0
...
release/v0
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0fb44bb1ae
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1
.github/FUNDING.yml
vendored
Normal file
1
.github/FUNDING.yml
vendored
Normal file
@ -0,0 +1 @@
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custom: https://paypal.me/pools/c/8hAZMn97vE
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267
engine/api.c
267
engine/api.c
@ -27,14 +27,6 @@
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*/
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static struct Global_Data {
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SyMemBackend sAllocator; /* Global low level memory allocator */
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const SyMutexMethods *pMutexMethods; /* Mutex methods */
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SyMutex *pMutex; /* Global mutex */
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sxu32 nThreadingLevel; /* Threading level: 0 == Single threaded/1 == Multi-Threaded
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* The threading level can be set using the [ph7_lib_config()]
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* interface with a configuration verb set to
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* PH7_LIB_CONFIG_THREAD_LEVEL_SINGLE or
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* PH7_LIB_CONFIG_THREAD_LEVEL_MULTI
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*/
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const ph7_vfs *pVfs; /* Underlying virtual file system */
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sxi32 nEngine; /* Total number of active engines */
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ph7 *pEngines; /* List of active engine */
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@ -44,23 +36,9 @@ static struct Global_Data {
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0,
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0,
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0,
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0,
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0,
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0,
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0
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};
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#define PH7_LIB_MAGIC 0xEA1495BA
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/*
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* Supported threading level.
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* PH7_THREAD_LEVEL_SINGLE:
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* In this mode,mutexing is disabled and the library can only be used by a single thread.
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* PH7_THREAD_LEVEL_MULTI
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* In this mode, all mutexes including the recursive mutexes on [ph7] objects
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* are enabled so that the application is free to share the same engine
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* between different threads at the same time.
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*/
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#define PH7_THREAD_LEVEL_SINGLE 1
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#define PH7_THREAD_LEVEL_MULTI 2
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/*
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* Configure a running PH7 engine instance.
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* return PH7_OK on success.Any other return
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@ -186,63 +164,6 @@ static sxi32 PH7CoreConfigure(sxi32 nOp, va_list ap) {
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sMPGlobal.sAllocator.pUserData = pUserData;
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break;
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}
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case PH7_LIB_CONFIG_USER_MUTEX: {
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/* Use an alternative low-level mutex subsystem */
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const SyMutexMethods *pMethods = va_arg(ap, const SyMutexMethods *);
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if(pMethods == 0) {
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rc = PH7_CORRUPT;
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}
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/* Sanity check */
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if(pMethods->xEnter == 0 || pMethods->xLeave == 0 || pMethods->xNew == 0) {
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/* At least three criticial callbacks xEnter(),xLeave() and xNew() must be supplied */
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rc = PH7_CORRUPT;
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break;
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}
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if(sMPGlobal.pMutexMethods) {
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/* Overwrite the previous mutex subsystem */
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SyMutexRelease(sMPGlobal.pMutexMethods, sMPGlobal.pMutex);
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if(sMPGlobal.pMutexMethods->xGlobalRelease) {
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sMPGlobal.pMutexMethods->xGlobalRelease();
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}
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sMPGlobal.pMutex = 0;
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}
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/* Initialize and install the new mutex subsystem */
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if(pMethods->xGlobalInit) {
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rc = pMethods->xGlobalInit();
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if(rc != PH7_OK) {
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break;
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}
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}
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/* Create the global mutex */
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sMPGlobal.pMutex = pMethods->xNew(SXMUTEX_TYPE_FAST);
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if(sMPGlobal.pMutex == 0) {
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/*
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* If the supplied mutex subsystem is so sick that we are unable to
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* create a single mutex,there is no much we can do here.
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*/
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if(pMethods->xGlobalRelease) {
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pMethods->xGlobalRelease();
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}
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rc = PH7_CORRUPT;
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break;
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}
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sMPGlobal.pMutexMethods = pMethods;
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if(sMPGlobal.nThreadingLevel == 0) {
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/* Set a default threading level */
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sMPGlobal.nThreadingLevel = PH7_THREAD_LEVEL_MULTI;
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}
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break;
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}
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case PH7_LIB_CONFIG_THREAD_LEVEL_SINGLE:
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/* Single thread mode(Only one thread is allowed to play with the library) */
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sMPGlobal.nThreadingLevel = PH7_THREAD_LEVEL_SINGLE;
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break;
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case PH7_LIB_CONFIG_THREAD_LEVEL_MULTI:
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/* Multi-threading mode (library is thread safe and PH7 engines and virtual machines
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* may be shared between multiple threads).
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*/
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sMPGlobal.nThreadingLevel = PH7_THREAD_LEVEL_MULTI;
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break;
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default:
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/* Unknown configuration option */
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rc = PH7_CORRUPT;
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@ -278,8 +199,6 @@ int ph7_lib_config(int nConfigOp, ...) {
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*/
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static sxi32 PH7CoreInitialize(void) {
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const ph7_vfs *pVfs; /* Built-in vfs */
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const SyMutexMethods *pMutexMethods = 0;
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SyMutex *pMaster = 0;
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int rc;
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/*
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* If the library is already initialized,then a call to this routine
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@ -292,30 +211,6 @@ static sxi32 PH7CoreInitialize(void) {
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pVfs = PH7_ExportBuiltinVfs();
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/* Install it */
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ph7_lib_config(PH7_LIB_CONFIG_VFS, pVfs);
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if(sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_SINGLE) {
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pMutexMethods = sMPGlobal.pMutexMethods;
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if(pMutexMethods == 0) {
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/* Use the built-in mutex subsystem */
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pMutexMethods = SyMutexExportMethods();
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if(pMutexMethods == 0) {
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return PH7_CORRUPT; /* Can't happen */
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}
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/* Install the mutex subsystem */
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rc = ph7_lib_config(PH7_LIB_CONFIG_USER_MUTEX, pMutexMethods);
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if(rc != PH7_OK) {
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return rc;
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}
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}
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/* Obtain a static mutex so we can initialize the library without calling malloc() */
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pMaster = SyMutexNew(pMutexMethods, SXMUTEX_TYPE_STATIC_1);
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if(pMaster == 0) {
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return PH7_CORRUPT; /* Can't happen */
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}
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}
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/* Lock the master mutex */
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rc = PH7_OK;
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SyMutexEnter(pMutexMethods, pMaster); /* NO-OP if sMPGlobal.nThreadingLevel == PH7_THREAD_LEVEL_SINGLE */
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if(sMPGlobal.nMagic != PH7_LIB_MAGIC) {
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if(sMPGlobal.sAllocator.pMethods == 0) {
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/* Install a memory subsystem */
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rc = ph7_lib_config(PH7_LIB_CONFIG_USER_MALLOC, 0); /* zero mean use the built-in memory backend */
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@ -324,20 +219,10 @@ static sxi32 PH7CoreInitialize(void) {
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goto End;
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}
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}
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if(sMPGlobal.nThreadingLevel > PH7_THREAD_LEVEL_SINGLE) {
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/* Protect the memory allocation subsystem */
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rc = SyMemBackendMakeThreadSafe(&sMPGlobal.sAllocator, sMPGlobal.pMutexMethods);
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if(rc != PH7_OK) {
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goto End;
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}
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}
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/* Our library is initialized,set the magic number */
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sMPGlobal.nMagic = PH7_LIB_MAGIC;
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rc = PH7_OK;
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} /* sMPGlobal.nMagic != PH7_LIB_MAGIC */
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End:
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/* Unlock the master mutex */
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SyMutexLeave(pMutexMethods, pMaster); /* NO-OP if sMPGlobal.nThreadingLevel == PH7_THREAD_LEVEL_SINGLE */
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return rc;
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}
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/*
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@ -391,18 +276,6 @@ static void PH7CoreShutdown(void) {
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pEngine = pNext;
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sMPGlobal.nEngine--;
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}
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/* Release the mutex subsystem */
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if(sMPGlobal.pMutexMethods) {
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if(sMPGlobal.pMutex) {
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SyMutexRelease(sMPGlobal.pMutexMethods, sMPGlobal.pMutex);
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sMPGlobal.pMutex = 0;
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}
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if(sMPGlobal.pMutexMethods->xGlobalRelease) {
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sMPGlobal.pMutexMethods->xGlobalRelease();
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}
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sMPGlobal.pMutexMethods = 0;
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}
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sMPGlobal.nThreadingLevel = 0;
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if(sMPGlobal.sAllocator.pMethods) {
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/* Release the memory backend */
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SyMemBackendRelease(&sMPGlobal.sAllocator);
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@ -429,13 +302,7 @@ int ph7_lib_is_threadsafe(void) {
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if(sMPGlobal.nMagic != PH7_LIB_MAGIC) {
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return 0;
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}
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if(sMPGlobal.nThreadingLevel > PH7_THREAD_LEVEL_SINGLE) {
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/* Muli-threading support is enabled */
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return 1;
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} else {
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/* Single-threading */
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return 0;
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}
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return 0;
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}
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/*
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* [CAPIREF: ph7_lib_version()]
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@ -468,17 +335,9 @@ int ph7_config(ph7 *pEngine, int nConfigOp, ...) {
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if(PH7_ENGINE_MISUSE(pEngine)) {
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return PH7_CORRUPT;
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}
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/* Acquire engine mutex */
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SyMutexEnter(sMPGlobal.pMutexMethods, pEngine->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
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if(sMPGlobal.nThreadingLevel > PH7_THREAD_LEVEL_SINGLE &&
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PH7_THRD_ENGINE_RELEASE(pEngine)) {
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return PH7_ABORT; /* Another thread have released this instance */
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}
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va_start(ap, nConfigOp);
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rc = EngineConfig(&(*pEngine), nConfigOp, ap);
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va_end(ap);
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/* Leave engine mutex */
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SyMutexLeave(sMPGlobal.pMutexMethods, pEngine->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
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return rc;
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}
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/*
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@ -510,28 +369,15 @@ int ph7_init(ph7 **ppEngine) {
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if(rc != PH7_OK) {
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goto Release;
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}
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SyMemBackendDisbaleMutexing(&pEngine->sAllocator);
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/* Default configuration */
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SyBlobInit(&pEngine->xConf.sErrConsumer, &pEngine->sAllocator);
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/* Install a default compile-time error consumer routine */
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ph7_config(pEngine, PH7_CONFIG_ERR_OUTPUT, PH7_VmBlobConsumer, &pEngine->xConf.sErrConsumer);
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/* Built-in vfs */
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pEngine->pVfs = sMPGlobal.pVfs;
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if(sMPGlobal.nThreadingLevel > PH7_THREAD_LEVEL_SINGLE) {
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/* Associate a recursive mutex with this instance */
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pEngine->pMutex = SyMutexNew(sMPGlobal.pMutexMethods, SXMUTEX_TYPE_RECURSIVE);
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if(pEngine->pMutex == 0) {
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rc = PH7_NOMEM;
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goto Release;
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||||
}
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||||
}
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/* Link to the list of active engines */
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/* Enter the global mutex */
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SyMutexEnter(sMPGlobal.pMutexMethods, sMPGlobal.pMutex); /* NO-OP if sMPGlobal.nThreadingLevel == PH7_THREAD_LEVEL_SINGLE */
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MACRO_LD_PUSH(sMPGlobal.pEngines, pEngine);
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sMPGlobal.nEngine++;
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/* Leave the global mutex */
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SyMutexLeave(sMPGlobal.pMutexMethods, sMPGlobal.pMutex); /* NO-OP if sMPGlobal.nThreadingLevel == PH7_THREAD_LEVEL_SINGLE */
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||||
/* Write a pointer to the new instance */
|
||||
*ppEngine = pEngine;
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||||
return PH7_OK;
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||||
@ -549,25 +395,11 @@ int ph7_release(ph7 *pEngine) {
|
||||
if(PH7_ENGINE_MISUSE(pEngine)) {
|
||||
return PH7_CORRUPT;
|
||||
}
|
||||
/* Acquire engine mutex */
|
||||
SyMutexEnter(sMPGlobal.pMutexMethods, pEngine->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
if(sMPGlobal.nThreadingLevel > PH7_THREAD_LEVEL_SINGLE &&
|
||||
PH7_THRD_ENGINE_RELEASE(pEngine)) {
|
||||
return PH7_ABORT; /* Another thread have released this instance */
|
||||
}
|
||||
/* Release the engine */
|
||||
rc = EngineRelease(&(*pEngine));
|
||||
/* Leave engine mutex */
|
||||
SyMutexLeave(sMPGlobal.pMutexMethods, pEngine->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
/* Release engine mutex */
|
||||
SyMutexRelease(sMPGlobal.pMutexMethods, pEngine->pMutex) /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
/* Enter the global mutex */
|
||||
SyMutexEnter(sMPGlobal.pMutexMethods, sMPGlobal.pMutex); /* NO-OP if sMPGlobal.nThreadingLevel == PH7_THREAD_LEVEL_SINGLE */
|
||||
/* Unlink from the list of active engines */
|
||||
MACRO_LD_REMOVE(sMPGlobal.pEngines, pEngine);
|
||||
sMPGlobal.nEngine--;
|
||||
/* Leave the global mutex */
|
||||
SyMutexLeave(sMPGlobal.pMutexMethods, sMPGlobal.pMutex); /* NO-OP if sMPGlobal.nThreadingLevel == PH7_THREAD_LEVEL_SINGLE */
|
||||
/* Release the memory chunk allocated to this engine */
|
||||
SyMemBackendPoolFree(&sMPGlobal.sAllocator, pEngine);
|
||||
return rc;
|
||||
@ -664,13 +496,6 @@ static sxi32 ProcessSourceFile(
|
||||
if(rc != PH7_OK) {
|
||||
goto Release;
|
||||
}
|
||||
if(sMPGlobal.nThreadingLevel > PH7_THREAD_LEVEL_SINGLE) {
|
||||
/* Associate a recursive mutex with this instance */
|
||||
pVm->pMutex = SyMutexNew(sMPGlobal.pMutexMethods, SXMUTEX_TYPE_RECURSIVE);
|
||||
if(pVm->pMutex == 0) {
|
||||
goto Release;
|
||||
}
|
||||
}
|
||||
/* Script successfully compiled,link to the list of active virtual machines */
|
||||
MACRO_LD_PUSH(pEngine->pVms, pVm);
|
||||
pEngine->iVm++;
|
||||
@ -697,16 +522,8 @@ int ph7_compile_code(ph7 *pEngine, const char *zSource, int nLen, ph7_vm **ppOut
|
||||
nLen = (int)SyStrlen(zSource);
|
||||
}
|
||||
SyStringInitFromBuf(&sScript, zSource, nLen);
|
||||
/* Acquire engine mutex */
|
||||
SyMutexEnter(sMPGlobal.pMutexMethods, pEngine->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
if(sMPGlobal.nThreadingLevel > PH7_THREAD_LEVEL_SINGLE &&
|
||||
PH7_THRD_ENGINE_RELEASE(pEngine)) {
|
||||
return PH7_ABORT; /* Another thread have released this instance */
|
||||
}
|
||||
/* Compile the script */
|
||||
rc = ProcessSourceFile(&(*pEngine), ppOutVm, &sScript, 0);
|
||||
/* Leave engine mutex */
|
||||
SyMutexLeave(sMPGlobal.pMutexMethods, pEngine->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
/* Compilation result */
|
||||
return rc;
|
||||
}
|
||||
@ -721,12 +538,6 @@ int ph7_compile_file(ph7 *pEngine, const char *zFilePath, ph7_vm **ppOutVm) {
|
||||
if(PH7_ENGINE_MISUSE(pEngine) || SX_EMPTY_STR(zFilePath)) {
|
||||
return PH7_CORRUPT;
|
||||
}
|
||||
/* Acquire engine mutex */
|
||||
SyMutexEnter(sMPGlobal.pMutexMethods, pEngine->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
if(sMPGlobal.nThreadingLevel > PH7_THREAD_LEVEL_SINGLE &&
|
||||
PH7_THRD_ENGINE_RELEASE(pEngine)) {
|
||||
return PH7_ABORT; /* Another thread have released this instance */
|
||||
}
|
||||
/*
|
||||
* Check if the underlying vfs implement the memory map
|
||||
* [i.e: mmap() under UNIX/MapViewOfFile() under windows] function.
|
||||
@ -754,8 +565,6 @@ int ph7_compile_file(ph7 *pEngine, const char *zFilePath, ph7_vm **ppOutVm) {
|
||||
}
|
||||
}
|
||||
}
|
||||
/* Leave engine mutex */
|
||||
SyMutexLeave(sMPGlobal.pMutexMethods, pEngine->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
/* Compilation result */
|
||||
return rc;
|
||||
}
|
||||
@ -787,18 +596,10 @@ int ph7_vm_config(ph7_vm *pVm, int iConfigOp, ...) {
|
||||
if(PH7_VM_MISUSE(pVm)) {
|
||||
return PH7_CORRUPT;
|
||||
}
|
||||
/* Acquire VM mutex */
|
||||
SyMutexEnter(sMPGlobal.pMutexMethods, pVm->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
if(sMPGlobal.nThreadingLevel > PH7_THREAD_LEVEL_SINGLE &&
|
||||
PH7_THRD_VM_RELEASE(pVm)) {
|
||||
return PH7_ABORT; /* Another thread have released this instance */
|
||||
}
|
||||
/* Configure the virtual machine */
|
||||
va_start(ap, iConfigOp);
|
||||
rc = PH7_VmConfigure(&(*pVm), iConfigOp, ap);
|
||||
va_end(ap);
|
||||
/* Leave VM mutex */
|
||||
SyMutexLeave(sMPGlobal.pMutexMethods, pVm->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
return rc;
|
||||
}
|
||||
/*
|
||||
@ -811,20 +612,12 @@ int ph7_vm_exec(ph7_vm *pVm, int *pExitStatus) {
|
||||
if(PH7_VM_MISUSE(pVm)) {
|
||||
return PH7_CORRUPT;
|
||||
}
|
||||
/* Acquire VM mutex */
|
||||
SyMutexEnter(sMPGlobal.pMutexMethods, pVm->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
if(sMPGlobal.nThreadingLevel > PH7_THREAD_LEVEL_SINGLE &&
|
||||
PH7_THRD_VM_RELEASE(pVm)) {
|
||||
return PH7_ABORT; /* Another thread have released this instance */
|
||||
}
|
||||
/* Execute PH7 byte-code */
|
||||
rc = PH7_VmByteCodeExec(&(*pVm));
|
||||
if(pExitStatus) {
|
||||
/* Exit status */
|
||||
*pExitStatus = pVm->iExitStatus;
|
||||
}
|
||||
/* Leave VM mutex */
|
||||
SyMutexLeave(sMPGlobal.pMutexMethods, pVm->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
/* Execution result */
|
||||
return rc;
|
||||
}
|
||||
@ -838,15 +631,7 @@ int ph7_vm_reset(ph7_vm *pVm) {
|
||||
if(PH7_VM_MISUSE(pVm)) {
|
||||
return PH7_CORRUPT;
|
||||
}
|
||||
/* Acquire VM mutex */
|
||||
SyMutexEnter(sMPGlobal.pMutexMethods, pVm->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
if(sMPGlobal.nThreadingLevel > PH7_THREAD_LEVEL_SINGLE &&
|
||||
PH7_THRD_VM_RELEASE(pVm)) {
|
||||
return PH7_ABORT; /* Another thread have released this instance */
|
||||
}
|
||||
rc = PH7_VmReset(&(*pVm));
|
||||
/* Leave VM mutex */
|
||||
SyMutexLeave(sMPGlobal.pMutexMethods, pVm->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
return rc;
|
||||
}
|
||||
/*
|
||||
@ -860,32 +645,14 @@ int ph7_vm_release(ph7_vm *pVm) {
|
||||
if(PH7_VM_MISUSE(pVm)) {
|
||||
return PH7_CORRUPT;
|
||||
}
|
||||
/* Acquire VM mutex */
|
||||
SyMutexEnter(sMPGlobal.pMutexMethods, pVm->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
if(sMPGlobal.nThreadingLevel > PH7_THREAD_LEVEL_SINGLE &&
|
||||
PH7_THRD_VM_RELEASE(pVm)) {
|
||||
return PH7_ABORT; /* Another thread have released this instance */
|
||||
}
|
||||
pEngine = pVm->pEngine;
|
||||
rc = PH7_VmRelease(&(*pVm));
|
||||
/* Leave VM mutex */
|
||||
SyMutexLeave(sMPGlobal.pMutexMethods, pVm->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
/* free VM mutex */
|
||||
SyMutexRelease(sMPGlobal.pMutexMethods, pVm->pMutex);
|
||||
if(rc == PH7_OK) {
|
||||
/* Unlink from the list of active VM */
|
||||
/* Acquire engine mutex */
|
||||
SyMutexEnter(sMPGlobal.pMutexMethods, pEngine->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
if(sMPGlobal.nThreadingLevel > PH7_THREAD_LEVEL_SINGLE &&
|
||||
PH7_THRD_ENGINE_RELEASE(pEngine)) {
|
||||
return PH7_ABORT; /* Another thread have released this instance */
|
||||
}
|
||||
MACRO_LD_REMOVE(pEngine->pVms, pVm);
|
||||
pEngine->iVm--;
|
||||
/* Release the memory chunk allocated to this VM */
|
||||
SyMemBackendPoolFree(&pEngine->sAllocator, pVm);
|
||||
/* Leave engine mutex */
|
||||
SyMutexLeave(sMPGlobal.pMutexMethods, pEngine->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
}
|
||||
return rc;
|
||||
}
|
||||
@ -907,16 +674,8 @@ int ph7_create_function(ph7_vm *pVm, const char *zName, int (*xFunc)(ph7_context
|
||||
if(sName.nByte < 1 || xFunc == 0) {
|
||||
return PH7_CORRUPT;
|
||||
}
|
||||
/* Acquire VM mutex */
|
||||
SyMutexEnter(sMPGlobal.pMutexMethods, pVm->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
if(sMPGlobal.nThreadingLevel > PH7_THREAD_LEVEL_SINGLE &&
|
||||
PH7_THRD_VM_RELEASE(pVm)) {
|
||||
return PH7_ABORT; /* Another thread have released this instance */
|
||||
}
|
||||
/* Install the foreign function */
|
||||
rc = PH7_VmInstallForeignFunction(&(*pVm), &sName, xFunc, pUserData);
|
||||
/* Leave VM mutex */
|
||||
SyMutexLeave(sMPGlobal.pMutexMethods, pVm->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
return rc;
|
||||
}
|
||||
/*
|
||||
@ -930,12 +689,6 @@ int ph7_delete_function(ph7_vm *pVm, const char *zName) {
|
||||
if(PH7_VM_MISUSE(pVm)) {
|
||||
return PH7_CORRUPT;
|
||||
}
|
||||
/* Acquire VM mutex */
|
||||
SyMutexEnter(sMPGlobal.pMutexMethods, pVm->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
if(sMPGlobal.nThreadingLevel > PH7_THREAD_LEVEL_SINGLE &&
|
||||
PH7_THRD_VM_RELEASE(pVm)) {
|
||||
return PH7_ABORT; /* Another thread have released this instance */
|
||||
}
|
||||
/* Perform the deletion */
|
||||
rc = SyHashDeleteEntry(&pVm->hHostFunction, (const void *)zName, SyStrlen(zName), (void **)&pFunc);
|
||||
if(rc == PH7_OK) {
|
||||
@ -944,8 +697,6 @@ int ph7_delete_function(ph7_vm *pVm, const char *zName) {
|
||||
SyMemBackendFree(&pVm->sAllocator, (void *)SyStringData(&pFunc->sName));
|
||||
SyMemBackendPoolFree(&pVm->sAllocator, pFunc);
|
||||
}
|
||||
/* Leave VM mutex */
|
||||
SyMutexLeave(sMPGlobal.pMutexMethods, pVm->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
return rc;
|
||||
}
|
||||
/*
|
||||
@ -970,16 +721,8 @@ int ph7_create_constant(ph7_vm *pVm, const char *zName, void (*xExpand)(ph7_valu
|
||||
if(xExpand == 0) {
|
||||
return PH7_CORRUPT;
|
||||
}
|
||||
/* Acquire VM mutex */
|
||||
SyMutexEnter(sMPGlobal.pMutexMethods, pVm->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
if(sMPGlobal.nThreadingLevel > PH7_THREAD_LEVEL_SINGLE &&
|
||||
PH7_THRD_VM_RELEASE(pVm)) {
|
||||
return PH7_ABORT; /* Another thread have released this instance */
|
||||
}
|
||||
/* Perform the registration */
|
||||
rc = PH7_VmRegisterConstant(&(*pVm), &sName, xExpand, pUserData, TRUE);
|
||||
/* Leave VM mutex */
|
||||
SyMutexLeave(sMPGlobal.pMutexMethods, pVm->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
return rc;
|
||||
}
|
||||
/*
|
||||
@ -993,12 +736,6 @@ int ph7_delete_constant(ph7_vm *pVm, const char *zName) {
|
||||
if(PH7_VM_MISUSE(pVm)) {
|
||||
return PH7_CORRUPT;
|
||||
}
|
||||
/* Acquire VM mutex */
|
||||
SyMutexEnter(sMPGlobal.pMutexMethods, pVm->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
if(sMPGlobal.nThreadingLevel > PH7_THREAD_LEVEL_SINGLE &&
|
||||
PH7_THRD_VM_RELEASE(pVm)) {
|
||||
return PH7_ABORT; /* Another thread have released this instance */
|
||||
}
|
||||
/* Query the constant hashtable */
|
||||
rc = SyHashDeleteEntry(&pVm->hConstant, (const void *)zName, SyStrlen(zName), (void **)&pCons);
|
||||
if(rc == PH7_OK) {
|
||||
@ -1006,8 +743,6 @@ int ph7_delete_constant(ph7_vm *pVm, const char *zName) {
|
||||
SyMemBackendFree(&pVm->sAllocator, (void *)SyStringData(&pCons->sName));
|
||||
SyMemBackendPoolFree(&pVm->sAllocator, pCons);
|
||||
}
|
||||
/* Leave VM mutex */
|
||||
SyMutexLeave(sMPGlobal.pMutexMethods, pVm->pMutex); /* NO-OP if sMPGlobal.nThreadingLevel != PH7_THREAD_LEVEL_MULTI */
|
||||
return rc;
|
||||
}
|
||||
/*
|
||||
|
||||
@ -1381,8 +1381,8 @@ static sxi32 PH7_CompileContinue(ph7_gen_state *pGen) {
|
||||
} else {
|
||||
sxu32 nInstrIdx = 0;
|
||||
if(!pLoop->bPostContinue) {
|
||||
/* Emit the OP_JMPLFE instruction to leave the loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_JMPLFE, 0, 0, 0, 0);
|
||||
/* Emit the OP_LF_STOP instruction to leave the loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_LF_STOP, 0, 0, 0, 0);
|
||||
}
|
||||
PH7_VmEmitInstr(pGen->pVm, 0, PH7_OP_JMP, 0, pLoop->nFirstInstr, 0, &nInstrIdx);
|
||||
if(pLoop->bPostContinue) {
|
||||
@ -1421,8 +1421,8 @@ static sxi32 PH7_CompileBreak(ph7_gen_state *pGen) {
|
||||
PH7_GenCompileError(pGen, E_ERROR, pGen->pIn->nLine, "A 'break' statement may only be used within a loop or switch");
|
||||
} else {
|
||||
sxu32 nInstrIdx;
|
||||
/* Emit the OP_JMPLFE instruction to leave the loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_JMPLFE, 0, 0, 0, 0);
|
||||
/* Emit the OP_LF_STOP instruction to leave the loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_LF_STOP, 0, 0, 0, 0);
|
||||
rc = PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_JMP, 0, 0, 0, &nInstrIdx);
|
||||
if(rc == SXRET_OK) {
|
||||
/* Fix the jump later when the jump destination is resolved */
|
||||
@ -1548,7 +1548,7 @@ static sxi32 PH7_CompileGoto(ph7_gen_state *pGen)
|
||||
sJump.pFunc = 0;
|
||||
}
|
||||
/* Make sure there will not stay any loop frame opened (i.e. goto inside a loop) */
|
||||
PH7_VmEmitInstr(pGen->pVm, sJump.nLine, PH7_OP_JMPLFE, 0, 0, 0, 0);
|
||||
PH7_VmEmitInstr(pGen->pVm, sJump.nLine, PH7_OP_LF_STOP, 0, 0, 0, 0);
|
||||
/* Emit the unconditional jump */
|
||||
if(SXRET_OK == PH7_VmEmitInstr(pGen->pVm, sJump.nLine, PH7_OP_JMP, 0, 0, 0, &sJump.nInstrIdx)) {
|
||||
SySetPut(&pGen->aGoto, (const void *)&sJump);
|
||||
@ -1700,15 +1700,15 @@ static sxi32 PH7_CompileWhile(ph7_gen_state *pGen) {
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_JMPZ, 0, 0, 0, &nFalseJump);
|
||||
/* Save the instruction index so we can fix it later when the jump destination is resolved */
|
||||
PH7_GenStateNewJumpFixup(pWhileBlock, PH7_OP_JMPZ, nFalseJump);
|
||||
/* Emit the OP_JMPLFB instruction to enter a loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_JMPLFB, 0, 0, 0, 0);
|
||||
/* Emit the OP_LF_START instruction to enter a loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_LF_START, 0, 0, 0, 0);
|
||||
/* Compile the loop body */
|
||||
rc = PH7_CompileBlock(&(*pGen));
|
||||
if(rc == SXERR_ABORT) {
|
||||
return SXERR_ABORT;
|
||||
}
|
||||
/* Emit the OP_JMPLFE instruction to leave the loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_JMPLFE, 0, 0, 0, 0);
|
||||
/* Emit the OP_LF_STOP instruction to leave the loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_LF_STOP, 0, 0, 0, 0);
|
||||
/* Emit the unconditional jump to the start of the loop */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_JMP, 0, pWhileBlock->nFirstInstr, 0, 0);
|
||||
/* Fix all jumps now the destination is resolved */
|
||||
@ -1755,8 +1755,8 @@ static sxi32 PH7_CompileDoWhile(ph7_gen_state *pGen) {
|
||||
}
|
||||
/* Deffer 'continue;' jumps until we compile the block */
|
||||
pDoBlock->bPostContinue = TRUE;
|
||||
/* Emit the OP_JMPLFB instruction to enter a loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_JMPLFB, 0, 0, 0, 0);
|
||||
/* Emit the OP_LF_START instruction to enter a loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_LF_START, 0, 0, 0, 0);
|
||||
rc = PH7_CompileBlock(&(*pGen));
|
||||
if(rc == SXERR_ABORT) {
|
||||
return SXERR_ABORT;
|
||||
@ -1814,8 +1814,8 @@ static sxi32 PH7_CompileDoWhile(ph7_gen_state *pGen) {
|
||||
}
|
||||
pGen->pIn = &pEnd[1];
|
||||
pGen->pEnd = pTmp;
|
||||
/* Emit the OP_JMPLFE instruction to leave the loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_JMPLFE, 0, 0, 0, 0);
|
||||
/* Emit the OP_LF_STOP instruction to leave the loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_LF_STOP, 0, 0, 0, 0);
|
||||
/* Emit the true jump to the beginning of the loop */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_JMPNZ, 0, pDoBlock->nFirstInstr, 0, 0);
|
||||
/* Fix all jumps now the destination is resolved */
|
||||
@ -1918,8 +1918,8 @@ static sxi32 PH7_CompileFor(ph7_gen_state *pGen) {
|
||||
PH7_GenCompileError(pGen, E_ERROR, pGen->pIn->nLine,
|
||||
"for: Expected ';' after conditionals expressions");
|
||||
}
|
||||
/* Emit the OP_JMPLFB instruction to enter a loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_JMPLFB, 0, 0, 0, 0);
|
||||
/* Emit the OP_LF_START instruction to enter a loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_LF_START, 0, 0, 0, 0);
|
||||
/* Jump the trailing ';' */
|
||||
pGen->pIn++;
|
||||
/* Save the post condition stream */
|
||||
@ -1968,8 +1968,8 @@ static sxi32 PH7_CompileFor(ph7_gen_state *pGen) {
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_POP, 1, 0, 0, 0);
|
||||
}
|
||||
}
|
||||
/* Emit the OP_JMPLFE instruction to leave the loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_JMPLFE, 0, 0, 0, 0);
|
||||
/* Emit the OP_LF_STOP instruction to leave the loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_LF_STOP, 0, 0, 0, 0);
|
||||
/* Emit the unconditional jump to the start of the loop */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_JMP, 0, pForBlock->nFirstInstr, 0, 0);
|
||||
/* Fix all jumps now the destination is resolved */
|
||||
@ -2158,8 +2158,8 @@ static sxi32 PH7_CompileForeach(ph7_gen_state *pGen) {
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_FOREACH_STEP, 0, 0, pInfo, &nFalseJump);
|
||||
/* Save the instruction index so we can fix it later when the jump destination is resolved */
|
||||
PH7_GenStateNewJumpFixup(pForeachBlock, PH7_OP_FOREACH_STEP, nFalseJump);
|
||||
/* Emit the OP_JMPLFB instruction to enter a loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_JMPLFB, 0, 0, 0, 0);
|
||||
/* Emit the OP_LF_START instruction to enter a loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_LF_START, 0, 0, 0, 0);
|
||||
/* Compile the loop body */
|
||||
pGen->pIn = &pEnd[1];
|
||||
pGen->pEnd = pTmp;
|
||||
@ -2168,8 +2168,8 @@ static sxi32 PH7_CompileForeach(ph7_gen_state *pGen) {
|
||||
/* Don't worry about freeing memory, everything will be released shortly */
|
||||
return SXERR_ABORT;
|
||||
}
|
||||
/* Emit the OP_JMPLFE instruction to leave the loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_JMPLFE, 0, 0, 0, 0);
|
||||
/* Emit the OP_LF_STOP instruction to leave the loop frame */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_LF_STOP, 0, 0, 0, 0);
|
||||
/* Emit the unconditional jump to the start of the loop */
|
||||
PH7_VmEmitInstr(pGen->pVm, nLine, PH7_OP_JMP, 0, pForeachBlock->nFirstInstr, 0, 0);
|
||||
/* Fix all jumps now the destination is resolved */
|
||||
|
||||
@ -273,33 +273,6 @@ PH7_PRIVATE sxi32 SyMemBackendFree(SyMemBackend *pBackend, void *pChunk) {
|
||||
}
|
||||
return rc;
|
||||
}
|
||||
PH7_PRIVATE sxi32 SyMemBackendMakeThreadSafe(SyMemBackend *pBackend, const SyMutexMethods *pMethods) {
|
||||
SyMutex *pMutex;
|
||||
if(SXMEM_BACKEND_CORRUPT(pBackend) || pMethods == 0 || pMethods->xNew == 0) {
|
||||
return SXERR_CORRUPT;
|
||||
}
|
||||
pMutex = pMethods->xNew(SXMUTEX_TYPE_FAST);
|
||||
if(pMutex == 0) {
|
||||
return SXERR_OS;
|
||||
}
|
||||
/* Attach the mutex to the memory backend */
|
||||
pBackend->pMutex = pMutex;
|
||||
pBackend->pMutexMethods = pMethods;
|
||||
return SXRET_OK;
|
||||
}
|
||||
PH7_PRIVATE sxi32 SyMemBackendDisbaleMutexing(SyMemBackend *pBackend) {
|
||||
if(SXMEM_BACKEND_CORRUPT(pBackend)) {
|
||||
return SXERR_CORRUPT;
|
||||
}
|
||||
if(pBackend->pMutex == 0) {
|
||||
/* There is no mutex subsystem at all */
|
||||
return SXRET_OK;
|
||||
}
|
||||
SyMutexRelease(pBackend->pMutexMethods, pBackend->pMutex);
|
||||
pBackend->pMutexMethods = 0;
|
||||
pBackend->pMutex = 0;
|
||||
return SXRET_OK;
|
||||
}
|
||||
/*
|
||||
* Memory pool allocator
|
||||
*/
|
||||
|
||||
@ -1,222 +0,0 @@
|
||||
/**
|
||||
* @PROJECT PH7 Engine for the AerScript Interpreter
|
||||
* @COPYRIGHT See COPYING in the top level directory
|
||||
* @FILE engine/lib/mutex.c
|
||||
* @DESCRIPTION Thread safe MUTEX implementation for the PH7 Engine
|
||||
* @DEVELOPERS Symisc Systems <devel@symisc.net>
|
||||
* Rafal Kupiec <belliash@codingworkshop.eu.org>
|
||||
*/
|
||||
#include "ph7int.h"
|
||||
#if defined(__WINNT__)
|
||||
#include <Windows.h>
|
||||
#else
|
||||
#include <stdlib.h>
|
||||
#endif
|
||||
|
||||
#if defined(__WINNT__)
|
||||
struct SyMutex {
|
||||
CRITICAL_SECTION sMutex;
|
||||
sxu32 nType; /* Mutex type,one of SXMUTEX_TYPE_* */
|
||||
};
|
||||
/* Preallocated static mutex */
|
||||
static SyMutex aStaticMutexes[] = {
|
||||
{{0}, SXMUTEX_TYPE_STATIC_1},
|
||||
{{0}, SXMUTEX_TYPE_STATIC_2},
|
||||
{{0}, SXMUTEX_TYPE_STATIC_3},
|
||||
{{0}, SXMUTEX_TYPE_STATIC_4},
|
||||
{{0}, SXMUTEX_TYPE_STATIC_5},
|
||||
{{0}, SXMUTEX_TYPE_STATIC_6}
|
||||
};
|
||||
static BOOL winMutexInit = FALSE;
|
||||
static LONG winMutexLock = 0;
|
||||
|
||||
static sxi32 WinMutexGlobaInit(void) {
|
||||
LONG rc;
|
||||
rc = InterlockedCompareExchange(&winMutexLock, 1, 0);
|
||||
if(rc == 0) {
|
||||
sxu32 n;
|
||||
for(n = 0 ; n < SX_ARRAYSIZE(aStaticMutexes) ; ++n) {
|
||||
InitializeCriticalSection(&aStaticMutexes[n].sMutex);
|
||||
}
|
||||
winMutexInit = TRUE;
|
||||
} else {
|
||||
/* Someone else is doing this for us */
|
||||
while(winMutexInit == FALSE) {
|
||||
Sleep(1);
|
||||
}
|
||||
}
|
||||
return SXRET_OK;
|
||||
}
|
||||
static void WinMutexGlobalRelease(void) {
|
||||
LONG rc;
|
||||
rc = InterlockedCompareExchange(&winMutexLock, 0, 1);
|
||||
if(rc == 1) {
|
||||
/* The first to decrement to zero does the actual global release */
|
||||
if(winMutexInit == TRUE) {
|
||||
sxu32 n;
|
||||
for(n = 0 ; n < SX_ARRAYSIZE(aStaticMutexes) ; ++n) {
|
||||
DeleteCriticalSection(&aStaticMutexes[n].sMutex);
|
||||
}
|
||||
winMutexInit = FALSE;
|
||||
}
|
||||
}
|
||||
}
|
||||
static SyMutex *WinMutexNew(int nType) {
|
||||
SyMutex *pMutex = 0;
|
||||
if(nType == SXMUTEX_TYPE_FAST || nType == SXMUTEX_TYPE_RECURSIVE) {
|
||||
/* Allocate a new mutex */
|
||||
pMutex = (SyMutex *)HeapAlloc(GetProcessHeap(), 0, sizeof(SyMutex));
|
||||
if(pMutex == 0) {
|
||||
return 0;
|
||||
}
|
||||
InitializeCriticalSection(&pMutex->sMutex);
|
||||
} else {
|
||||
/* Use a pre-allocated static mutex */
|
||||
if(nType > SXMUTEX_TYPE_STATIC_6) {
|
||||
nType = SXMUTEX_TYPE_STATIC_6;
|
||||
}
|
||||
pMutex = &aStaticMutexes[nType - 3];
|
||||
}
|
||||
pMutex->nType = nType;
|
||||
return pMutex;
|
||||
}
|
||||
static void WinMutexRelease(SyMutex *pMutex) {
|
||||
if(pMutex->nType == SXMUTEX_TYPE_FAST || pMutex->nType == SXMUTEX_TYPE_RECURSIVE) {
|
||||
DeleteCriticalSection(&pMutex->sMutex);
|
||||
HeapFree(GetProcessHeap(), 0, pMutex);
|
||||
}
|
||||
}
|
||||
static void WinMutexEnter(SyMutex *pMutex) {
|
||||
EnterCriticalSection(&pMutex->sMutex);
|
||||
}
|
||||
static sxi32 WinMutexTryEnter(SyMutex *pMutex) {
|
||||
#ifdef _WIN32_WINNT
|
||||
BOOL rc;
|
||||
/* Only WindowsNT platforms */
|
||||
rc = TryEnterCriticalSection(&pMutex->sMutex);
|
||||
if(rc) {
|
||||
return SXRET_OK;
|
||||
} else {
|
||||
return SXERR_BUSY;
|
||||
}
|
||||
#else
|
||||
return SXERR_NOTIMPLEMENTED;
|
||||
#endif
|
||||
}
|
||||
static void WinMutexLeave(SyMutex *pMutex) {
|
||||
LeaveCriticalSection(&pMutex->sMutex);
|
||||
}
|
||||
/* Export Windows mutex interfaces */
|
||||
static const SyMutexMethods sWinMutexMethods = {
|
||||
WinMutexGlobaInit, /* xGlobalInit() */
|
||||
WinMutexGlobalRelease, /* xGlobalRelease() */
|
||||
WinMutexNew, /* xNew() */
|
||||
WinMutexRelease, /* xRelease() */
|
||||
WinMutexEnter, /* xEnter() */
|
||||
WinMutexTryEnter, /* xTryEnter() */
|
||||
WinMutexLeave /* xLeave() */
|
||||
};
|
||||
PH7_PRIVATE const SyMutexMethods *SyMutexExportMethods(void) {
|
||||
return &sWinMutexMethods;
|
||||
}
|
||||
#elif defined(__UNIXES__)
|
||||
#include <pthread.h>
|
||||
struct SyMutex {
|
||||
pthread_mutex_t sMutex;
|
||||
sxu32 nType;
|
||||
};
|
||||
static SyMutex *UnixMutexNew(int nType) {
|
||||
static SyMutex aStaticMutexes[] = {
|
||||
{PTHREAD_MUTEX_INITIALIZER, SXMUTEX_TYPE_STATIC_1},
|
||||
{PTHREAD_MUTEX_INITIALIZER, SXMUTEX_TYPE_STATIC_2},
|
||||
{PTHREAD_MUTEX_INITIALIZER, SXMUTEX_TYPE_STATIC_3},
|
||||
{PTHREAD_MUTEX_INITIALIZER, SXMUTEX_TYPE_STATIC_4},
|
||||
{PTHREAD_MUTEX_INITIALIZER, SXMUTEX_TYPE_STATIC_5},
|
||||
{PTHREAD_MUTEX_INITIALIZER, SXMUTEX_TYPE_STATIC_6}
|
||||
};
|
||||
SyMutex *pMutex;
|
||||
if(nType == SXMUTEX_TYPE_FAST || nType == SXMUTEX_TYPE_RECURSIVE) {
|
||||
pthread_mutexattr_t sRecursiveAttr;
|
||||
/* Allocate a new mutex */
|
||||
pMutex = (SyMutex *)malloc(sizeof(SyMutex));
|
||||
if(pMutex == 0) {
|
||||
return 0;
|
||||
}
|
||||
if(nType == SXMUTEX_TYPE_RECURSIVE) {
|
||||
pthread_mutexattr_init(&sRecursiveAttr);
|
||||
pthread_mutexattr_settype(&sRecursiveAttr, PTHREAD_MUTEX_RECURSIVE);
|
||||
}
|
||||
pthread_mutex_init(&pMutex->sMutex, nType == SXMUTEX_TYPE_RECURSIVE ? &sRecursiveAttr : 0);
|
||||
if(nType == SXMUTEX_TYPE_RECURSIVE) {
|
||||
pthread_mutexattr_destroy(&sRecursiveAttr);
|
||||
}
|
||||
} else {
|
||||
/* Use a pre-allocated static mutex */
|
||||
if(nType > SXMUTEX_TYPE_STATIC_6) {
|
||||
nType = SXMUTEX_TYPE_STATIC_6;
|
||||
}
|
||||
pMutex = &aStaticMutexes[nType - 3];
|
||||
}
|
||||
pMutex->nType = nType;
|
||||
return pMutex;
|
||||
}
|
||||
static void UnixMutexRelease(SyMutex *pMutex) {
|
||||
if(pMutex->nType == SXMUTEX_TYPE_FAST || pMutex->nType == SXMUTEX_TYPE_RECURSIVE) {
|
||||
pthread_mutex_destroy(&pMutex->sMutex);
|
||||
free(pMutex);
|
||||
}
|
||||
}
|
||||
static void UnixMutexEnter(SyMutex *pMutex) {
|
||||
pthread_mutex_lock(&pMutex->sMutex);
|
||||
}
|
||||
static void UnixMutexLeave(SyMutex *pMutex) {
|
||||
pthread_mutex_unlock(&pMutex->sMutex);
|
||||
}
|
||||
/* Export pthread mutex interfaces */
|
||||
static const SyMutexMethods sPthreadMutexMethods = {
|
||||
0, /* xGlobalInit() */
|
||||
0, /* xGlobalRelease() */
|
||||
UnixMutexNew, /* xNew() */
|
||||
UnixMutexRelease, /* xRelease() */
|
||||
UnixMutexEnter, /* xEnter() */
|
||||
0, /* xTryEnter() */
|
||||
UnixMutexLeave /* xLeave() */
|
||||
};
|
||||
PH7_PRIVATE const SyMutexMethods *SyMutexExportMethods(void) {
|
||||
return &sPthreadMutexMethods;
|
||||
}
|
||||
#else
|
||||
/* Host application must register their own mutex subsystem if the target
|
||||
* platform is not an UNIX-like or windows systems.
|
||||
*/
|
||||
struct SyMutex {
|
||||
sxu32 nType;
|
||||
};
|
||||
static SyMutex *DummyMutexNew(int nType) {
|
||||
static SyMutex sMutex;
|
||||
SXUNUSED(nType);
|
||||
return &sMutex;
|
||||
}
|
||||
static void DummyMutexRelease(SyMutex *pMutex) {
|
||||
SXUNUSED(pMutex);
|
||||
}
|
||||
static void DummyMutexEnter(SyMutex *pMutex) {
|
||||
SXUNUSED(pMutex);
|
||||
}
|
||||
static void DummyMutexLeave(SyMutex *pMutex) {
|
||||
SXUNUSED(pMutex);
|
||||
}
|
||||
/* Export the dummy mutex interfaces */
|
||||
static const SyMutexMethods sDummyMutexMethods = {
|
||||
0, /* xGlobalInit() */
|
||||
0, /* xGlobalRelease() */
|
||||
DummyMutexNew, /* xNew() */
|
||||
DummyMutexRelease, /* xRelease() */
|
||||
DummyMutexEnter, /* xEnter() */
|
||||
0, /* xTryEnter() */
|
||||
DummyMutexLeave /* xLeave() */
|
||||
};
|
||||
PH7_PRIVATE const SyMutexMethods *SyMutexExportMethods(void) {
|
||||
return &sDummyMutexMethods;
|
||||
}
|
||||
#endif /* __WINNT__ */
|
||||
@ -724,6 +724,16 @@ PH7_PRIVATE sxi32 PH7_MemObjIsNull(ph7_value *pObj) {
|
||||
/* Assume empty by default */
|
||||
return TRUE;
|
||||
}
|
||||
/*
|
||||
* Check whether the ph7_value is an array (hashmap)
|
||||
* Returns TRUE if hashmap, FALSE otherwise.
|
||||
*/
|
||||
PH7_PRIVATE sxi32 PH7_MemObjIsHashmap(ph7_value *pObj) {
|
||||
if(pObj->nType & MEMOBJ_HASHMAP) {
|
||||
return TRUE;
|
||||
}
|
||||
return FALSE;
|
||||
}
|
||||
/*
|
||||
* Check whether the ph7_value is numeric [i.e: int/float/bool] or looks
|
||||
* like a numeric number [i.e: if the ph7_value is of type string.].
|
||||
|
||||
56
engine/vm.c
56
engine/vm.c
@ -2120,11 +2120,11 @@ static sxi32 VmByteCodeExec(
|
||||
}
|
||||
break;
|
||||
/*
|
||||
* JMPLFB: * * *
|
||||
* LF_START: * * *
|
||||
*
|
||||
* Creates and enters the jump loop frame on the beginning of each iteration.
|
||||
*/
|
||||
case PH7_OP_JMPLFB: {
|
||||
case PH7_OP_LF_START: {
|
||||
VmFrame *pFrame = 0;
|
||||
/* Enter the jump loop frame */
|
||||
rc = VmEnterFrame(&(*pVm), pVm->pFrame->pUserData, pVm->pFrame->pThis, &pFrame);
|
||||
@ -2135,10 +2135,12 @@ static sxi32 VmByteCodeExec(
|
||||
break;
|
||||
}
|
||||
/*
|
||||
* LF_STOP: * * *
|
||||
*
|
||||
* Leaves and destroys the jump loop frame at the end of each iteration
|
||||
* as well as on 'break' and 'continue' instructions.
|
||||
*/
|
||||
case PH7_OP_JMPLFE: {
|
||||
case PH7_OP_LF_STOP: {
|
||||
/* Leave the jump loop frame */
|
||||
if(pVm->pFrame->iFlags & VM_FRAME_LOOP) {
|
||||
VmLeaveFrame(&(*pVm));
|
||||
@ -2553,13 +2555,13 @@ static sxi32 VmByteCodeExec(
|
||||
if(pIdx) {
|
||||
sxu32 nOfft;
|
||||
if((pIdx->nType & MEMOBJ_INT) == 0) {
|
||||
/* Force an int cast */
|
||||
PH7_MemObjToInteger(pIdx);
|
||||
/* No available index */
|
||||
PH7_VmThrowError(&(*pVm), PH7_CTX_ERR, "Index was outside the bounds of the array");
|
||||
}
|
||||
nOfft = (sxu32)pIdx->x.iVal;
|
||||
if(nOfft >= SyBlobLength(&pTos->sBlob)) {
|
||||
/* Invalid offset,load null */
|
||||
PH7_MemObjRelease(pTos);
|
||||
/* No available index */
|
||||
PH7_VmThrowError(&(*pVm), PH7_CTX_ERR, "Index was outside the bounds of the array");
|
||||
} else {
|
||||
const char *zData = (const char *)SyBlobData(&pTos->sBlob);
|
||||
int c = zData[nOfft];
|
||||
@ -2567,9 +2569,6 @@ static sxi32 VmByteCodeExec(
|
||||
MemObjSetType(pTos, MEMOBJ_STRING);
|
||||
SyBlobAppend(&pTos->sBlob, (const void *)&c, sizeof(char));
|
||||
}
|
||||
} else {
|
||||
/* No available index,load NULL */
|
||||
MemObjSetType(pTos, MEMOBJ_NULL);
|
||||
}
|
||||
break;
|
||||
}
|
||||
@ -2599,8 +2598,8 @@ static sxi32 VmByteCodeExec(
|
||||
if(rc == SXRET_OK) {
|
||||
/* Load entry contents */
|
||||
if(pMap->iRef < 2) {
|
||||
/* TICKET 1433-42: Array will be deleted shortly,so we will make a copy
|
||||
* of the entry value,rather than pointing to it.
|
||||
/* TICKET 1433-42: Array will be deleted shortly, so we will make a copy
|
||||
* of the entry value, rather than pointing to it.
|
||||
*/
|
||||
pTos->nIdx = SXU32_HIGH;
|
||||
PH7_HashmapExtractNodeValue(pNode, pTos, TRUE);
|
||||
@ -2610,9 +2609,8 @@ static sxi32 VmByteCodeExec(
|
||||
PH7_HashmapUnref(pMap);
|
||||
}
|
||||
} else {
|
||||
/* No such entry, load NULL */
|
||||
PH7_MemObjRelease(pTos);
|
||||
pTos->nIdx = SXU32_HIGH;
|
||||
/* No available index */
|
||||
PH7_VmThrowError(&(*pVm), PH7_CTX_ERR, "Index was outside the bounds of the array");
|
||||
}
|
||||
break;
|
||||
}
|
||||
@ -2856,17 +2854,14 @@ static sxi32 VmByteCodeExec(
|
||||
if(pTos < pStack) {
|
||||
goto Abort;
|
||||
}
|
||||
if((pTos->nType & (MEMOBJ_HASHMAP | MEMOBJ_OBJ | MEMOBJ_RES)) == 0) {
|
||||
if(PH7_MemObjIsNumeric(pTos) && !PH7_MemObjIsHashmap(pTos)) {
|
||||
if(pTos->nIdx != SXU32_HIGH) {
|
||||
ph7_value *pObj;
|
||||
if((pObj = (ph7_value *)SySetAt(&pVm->aMemObj, pTos->nIdx)) != 0) {
|
||||
/* Force a numeric cast */
|
||||
PH7_MemObjToNumeric(pObj);
|
||||
if(pObj->nType & MEMOBJ_REAL) {
|
||||
pObj->x.rVal++;
|
||||
} else {
|
||||
pObj->x.iVal++;
|
||||
MemObjSetType(pTos, MEMOBJ_INT);
|
||||
}
|
||||
if(pInstr->iP1) {
|
||||
/* Pre-increment */
|
||||
@ -2875,8 +2870,6 @@ static sxi32 VmByteCodeExec(
|
||||
}
|
||||
} else {
|
||||
if(pInstr->iP1) {
|
||||
/* Force a numeric cast */
|
||||
PH7_MemObjToNumeric(pTos);
|
||||
/* Pre-increment */
|
||||
if(pTos->nType & MEMOBJ_REAL) {
|
||||
pTos->x.rVal++;
|
||||
@ -2886,6 +2879,9 @@ static sxi32 VmByteCodeExec(
|
||||
}
|
||||
}
|
||||
}
|
||||
} else {
|
||||
PH7_VmThrowError(&(*pVm), PH7_CTX_ERR,
|
||||
"Increment operator cannot be applied to a non-numeric operand");
|
||||
}
|
||||
break;
|
||||
/*
|
||||
@ -2899,19 +2895,14 @@ static sxi32 VmByteCodeExec(
|
||||
if(pTos < pStack) {
|
||||
goto Abort;
|
||||
}
|
||||
if((pTos->nType & (MEMOBJ_HASHMAP | MEMOBJ_OBJ | MEMOBJ_RES | MEMOBJ_NULL)) == 0) {
|
||||
/* Force a numeric cast */
|
||||
PH7_MemObjToNumeric(pTos);
|
||||
if(PH7_MemObjIsNumeric(pTos) & !PH7_MemObjIsHashmap(pTos)) {
|
||||
if(pTos->nIdx != SXU32_HIGH) {
|
||||
ph7_value *pObj;
|
||||
if((pObj = (ph7_value *)SySetAt(&pVm->aMemObj, pTos->nIdx)) != 0) {
|
||||
/* Force a numeric cast */
|
||||
PH7_MemObjToNumeric(pObj);
|
||||
if(pObj->nType & MEMOBJ_REAL) {
|
||||
pObj->x.rVal--;
|
||||
} else {
|
||||
pObj->x.iVal--;
|
||||
MemObjSetType(pTos, MEMOBJ_INT);
|
||||
}
|
||||
if(pInstr->iP1) {
|
||||
/* Pre-decrement */
|
||||
@ -2929,6 +2920,9 @@ static sxi32 VmByteCodeExec(
|
||||
}
|
||||
}
|
||||
}
|
||||
} else {
|
||||
PH7_VmThrowError(&(*pVm), PH7_CTX_ERR,
|
||||
"Decrement operator cannot be applied to a non-numeric operand");
|
||||
}
|
||||
break;
|
||||
/*
|
||||
@ -5223,11 +5217,11 @@ static const char *VmInstrToString(sxi32 nOp) {
|
||||
case PH7_OP_JMPNZ:
|
||||
zOp = "JMPNZ";
|
||||
break;
|
||||
case PH7_OP_JMPLFB:
|
||||
zOp = "JMPLFB";
|
||||
case PH7_OP_LF_START:
|
||||
zOp = "LF_START";
|
||||
break;
|
||||
case PH7_OP_JMPLFE:
|
||||
zOp = "JMPLFE";
|
||||
case PH7_OP_LF_STOP:
|
||||
zOp = "LF_STOP";
|
||||
break;
|
||||
case PH7_OP_POP:
|
||||
zOp = "POP";
|
||||
|
||||
@ -806,8 +806,6 @@ struct ph7 {
|
||||
SyMemBackend sAllocator; /* Low level memory allocation subsystem */
|
||||
const ph7_vfs *pVfs; /* Underlying Virtual File System */
|
||||
ph7_conf xConf; /* Configuration */
|
||||
const SyMutexMethods *pMethods; /* Mutex methods */
|
||||
SyMutex *pMutex; /* Per-engine mutex */
|
||||
ph7_vm *pVms; /* List of active VM */
|
||||
sxi32 iVm; /* Total number of active VM */
|
||||
ph7 *pNext, *pPrev; /* List of active engines */
|
||||
@ -1183,7 +1181,6 @@ struct ph7_switch {
|
||||
*/
|
||||
struct ph7_vm {
|
||||
SyMemBackend sAllocator; /* Memory backend */
|
||||
SyMutex *pMutex; /* Recursive mutex associated with VM */
|
||||
ph7 *pEngine; /* Interpreter that own this VM */
|
||||
SySet aInstrSet; /* Instructions debugging container */
|
||||
SySet aByteCode; /* Default bytecode container */
|
||||
@ -1389,8 +1386,8 @@ enum ph7_vm_op {
|
||||
PH7_OP_JMP, /* Unconditional jump */
|
||||
PH7_OP_JMPZ, /* Jump on zero (FALSE jump) */
|
||||
PH7_OP_JMPNZ, /* Jump on non-zero (TRUE jump) */
|
||||
PH7_OP_JMPLFB, /* Jump loop frame begin */
|
||||
PH7_OP_JMPLFE, /* Jump loop frame end */
|
||||
PH7_OP_LF_START, /* Loop frame start */
|
||||
PH7_OP_LF_STOP, /* Loop frame stop */
|
||||
PH7_OP_POP, /* Stack POP */
|
||||
PH7_OP_CVT_INT, /* Integer cast */
|
||||
PH7_OP_CVT_STR, /* String cast */
|
||||
@ -1630,6 +1627,7 @@ PH7_PRIVATE sxi32 PH7_MemObjRelease(ph7_value *pObj);
|
||||
PH7_PRIVATE sxi32 PH7_MemObjToNumeric(ph7_value *pObj);
|
||||
PH7_PRIVATE ProcMemObjCast PH7_MemObjCastMethod(sxi32 iFlags);
|
||||
PH7_PRIVATE sxi32 PH7_MemObjIsNull(ph7_value *pObj);
|
||||
PH7_PRIVATE sxi32 PH7_MemObjIsHashmap(ph7_value *pObj);
|
||||
PH7_PRIVATE sxi32 PH7_MemObjIsNumeric(ph7_value *pObj);
|
||||
PH7_PRIVATE sxi32 PH7_MemObjIsEmpty(ph7_value *pObj);
|
||||
PH7_PRIVATE sxi32 PH7_MemObjToHashmap(ph7_value *pObj);
|
||||
@ -1871,8 +1869,6 @@ PH7_PRIVATE void *SyMemBackendPoolAlloc(SyMemBackend *pBackend, sxu32 nBytes);
|
||||
PH7_PRIVATE sxi32 SyMemBackendFree(SyMemBackend *pBackend, void *pChunk);
|
||||
PH7_PRIVATE void *SyMemBackendRealloc(SyMemBackend *pBackend, void *pOld, sxu32 nBytes);
|
||||
PH7_PRIVATE void *SyMemBackendAlloc(SyMemBackend *pBackend, sxu32 nBytes);
|
||||
PH7_PRIVATE sxi32 SyMemBackendMakeThreadSafe(SyMemBackend *pBackend, const SyMutexMethods *pMethods);
|
||||
PH7_PRIVATE sxi32 SyMemBackendDisbaleMutexing(SyMemBackend *pBackend);
|
||||
PH7_PRIVATE sxu32 SyMemcpy(const void *pSrc, void *pDest, sxu32 nLen);
|
||||
PH7_PRIVATE sxi32 SyMemcmp(const void *pB1, const void *pB2, sxu32 nSize);
|
||||
PH7_PRIVATE void SyZero(void *pSrc, sxu32 nSize);
|
||||
@ -1886,7 +1882,4 @@ PH7_PRIVATE sxu32 SyStrlen(const char *zSrc);
|
||||
PH7_PRIVATE sxu32 Systrcpy(char *zDest, sxu32 nDestLen, const char *zSrc, sxu32 nLen);
|
||||
PH7_PRIVATE char *SyStrtok(char *str, const char *sep);
|
||||
PH7_PRIVATE sxi32 SyAsciiToHex(sxi32 c);
|
||||
PH7_PRIVATE const SyMutexMethods *SyMutexExportMethods(void);
|
||||
PH7_PRIVATE sxi32 SyMemBackendMakeThreadSafe(SyMemBackend *pBackend, const SyMutexMethods *pMethods);
|
||||
PH7_PRIVATE sxi32 SyMemBackendDisbaleMutexing(SyMemBackend *pBackend);
|
||||
#endif /* __PH7INT_H__ */
|
||||
#endif /* __PH7INT_H__ */
|
||||
|
||||
@ -55,8 +55,10 @@ class Base32 {
|
||||
if(!in_array($input[$i], Base32::$map))
|
||||
return '';
|
||||
for(int $j = 0; $j < 8; $j++) {
|
||||
if(array_key_exists($input[$i + $j], Base32::$flippedMap)) {
|
||||
$x += str_pad(base_convert(Base32::$flippedMap[$input[$i + $j]], 10, 2), 5, '0', STR_PAD_LEFT);
|
||||
if($i + $j < strlen($input)) {
|
||||
if(array_key_exists($input[$i + $j], Base32::$flippedMap)) {
|
||||
$x += str_pad(base_convert(Base32::$flippedMap[$input[$i + $j]], 10, 2), 5, '0', STR_PAD_LEFT);
|
||||
}
|
||||
}
|
||||
}
|
||||
string[] $eightBits = str_split($x, 8);
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user