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diff --git a/source4/web_server/ejs/var.c b/source4/web_server/ejs/var.c
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-/*
- * @file var.c
- * @brief MPR Universal Variable Type
- * @overview
- *
- * @copy default.m
- *
- * Copyright (c) Mbedthis Software LLC, 2003-2005. All Rights Reserved.
- * Copyright (c) Michael O'Brien, 1994-1995. All Rights Reserved.
- *
- * This software is distributed under commercial and open source licenses.
- * You may use the GPL open source license described below or you may acquire
- * a commercial license from Mbedthis Software. You agree to be fully bound
- * by the terms of either license. Consult the LICENSE.TXT distributed with
- * this software for full details.
- *
- * This software is open source; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version. See the GNU General Public License for more
- * details at: http://www.mbedthis.com/downloads/gplLicense.html
- *
- * This program is distributed WITHOUT ANY WARRANTY; without even the
- * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- *
- * This GPL license does NOT permit incorporating this software into
- * proprietary programs. If you are unable to comply with the GPL, you must
- * acquire a commercial license to use this software. Commercial licenses
- * for this software and support services are available from Mbedthis
- * Software at http://www.mbedthis.com
- *
- * @end
- */
-
-/******************************* Documentation ********************************/
-
-/*
- * This module is NOT multithreaded.
- *
- * Properties are variables that are stored in an object type variable.
- * Properties can be primitive data types, other objects or functions.
- * Properties are indexed by a character name.
- */
-
-/********************************** Includes **********************************/
-
-#include "web_server/ejs/var.h"
-
-/*********************************** Locals ***********************************/
-#if VAR_DEBUG
-
-static MprProperties objectList; /* Dummy head of objects list */
-static int objectCount = -1; /* Count of objects */
-
-#endif
-/***************************** Forward Declarations ***************************/
-
-static int adjustRefCount(MprProperties *pp, int adj);
-static int adjustVarRefCount(MprVar *vp, int adj);
-static MprVar *allocProperty(const char *propertyName);
-static void copyVarCore(MprVar *dest, MprVar *src, int copyDepth);
-static MprProperties
- *createProperties(const char *name, int hashSize);
-static bool freeVar(MprVar *vp, int force);
-static bool freeVarStorage(MprVar *vp, int force);
-static MprVar *getObjChain(MprProperties *pp, const char *property);
-static int hash(MprProperties *pp, const char *property);
-static bool releaseProperties(MprProperties *pp, int force);
-
-/*********************************** Code *************************************/
-/*
- * Destroy a variable and all referenced variables. Release any referenced
- * object regardless of whether other users still have references. Be VERY
- * careful using this routine.
- *
- * Return TRUE if the underlying data is freed. Objects may not be freed if
- * there are other users of the object.
- */
-
-bool mprDestroyAllVars(MprVar *vp)
-{
- mprAssert(vp);
-
- if (vp->trigger) {
- if ((vp->trigger)(MPR_VAR_DELETE, vp->parentProperties, vp, 0, 0)
- == MPR_TRIGGER_ABORT) {
- return 0;
- }
- }
-
- /*
- * Free the actual value. If this var refers to an object, we will
- * recurse through all the properties freeing all vars.
- */
- return freeVar(vp, 1);
-}
-
-/******************************************************************************/
-/*
- * Destroy a variable. Release any referenced object (destroy if no other
- * users are referencing).
- *
- * Return TRUE if the underlying data is freed. Objects may not be freed if
- * there are other users of the object.
- */
-
-bool mprDestroyVar(MprVar *vp)
-{
- mprAssert(vp);
-
- if (vp->trigger) {
- if ((vp->trigger)(MPR_VAR_DELETE, vp->parentProperties, vp, 0, 0)
- == MPR_TRIGGER_ABORT) {
- return 0;
- }
- }
-
- /*
- * Free the actual value. If this var refers to an object, we will
- * recurse through all the properties freeing all that have no other
- * references.
- */
- return freeVar(vp, 0);
-}
-
-/******************************************************************************/
-/*
- * Free the value in a variable for primitive types. Release objects.
- *
- * Return TRUE if the underlying data is freed. Objects may not be freed if
- * there are other users of the object.
- */
-
-static bool freeVar(MprVar *vp, int force)
-{
- bool freed;
-
- mprAssert(vp);
-
- freed = freeVarStorage(vp, force);
-
- mprFree(vp->name);
- mprFree(vp->fullName);
-
- if (vp->allocatedVar) {
- mprFree(vp);
- } else {
- vp->name = 0;
- vp->fullName = 0;
- vp->type = MPR_TYPE_UNDEFINED;
- }
- return freed;
-}
-
-/******************************************************************************/
-/*
- * Free the value in a variable for primitive types. Release objects.
- *
- * Return TRUE if the underlying data is freed. Objects may not be freed if
- * there are other users of the object.
- */
-
-static bool freeVarStorage(MprVar *vp, int force)
-{
- MprArray *argList;
- bool freed;
- int i;
-
- freed = 1;
- mprAssert(vp);
-
- switch (vp->type) {
- default:
- break;
-
- case MPR_TYPE_STRING:
- if (vp->allocatedData && vp->string != 0) {
- mprFree(vp->string);
- vp->string = 0;
- vp->allocatedData = 0;
- }
- break;
-
- case MPR_TYPE_OBJECT:
-#if VAR_DEBUG
- /*
- * Recurse through all properties and release / delete. Release the
- * properties hash table.
- */
- if (vp->properties->refCount > 1) {
- mprLog(7, "freeVar: ACT \"%s\", 0x%x, ref %d, force %d\n",
- vp->name, vp->properties, vp->properties->refCount, force);
- } else {
- mprLog(7, "freeVar: DEL \"%s\", 0x%x, ref %d, force %d\n",
- vp->name, vp->properties, vp->properties->refCount, force);
- }
-#endif
- if (vp->allocatedData) {
- freed = releaseProperties(vp->properties, force);
- }
- vp->properties = 0;
- break;
-
- case MPR_TYPE_FUNCTION:
- if (vp->allocatedData) {
- argList = vp->function.args;
- for (i = 0; i < argList->max; i++) {
- if (argList->handles[i] != 0) {
- mprFree(argList->handles[i]);
- }
- }
- mprDestroyArray(argList);
- vp->function.args = 0;
- mprFree(vp->function.body);
- vp->function.body = 0;
- }
- break;
- }
-
- vp->type = MPR_TYPE_UNDEFINED;
- return freed;
-}
-
-/******************************************************************************/
-/*
- * Adjust the object reference count and return the currrent count of
- * users.
- */
-
-static int adjustVarRefCount(MprVar *vp, int adj)
-{
- mprAssert(vp);
-
- if (vp->type != MPR_TYPE_OBJECT) {
- mprAssert(vp->type == MPR_TYPE_OBJECT);
- return 0;
- }
- return adjustRefCount(vp->properties, adj);
-}
-
-/******************************************************************************/
-/*
- * Get the object reference count
- */
-
-int mprGetVarRefCount(MprVar *vp)
-{
- mprAssert(vp);
-
- if (vp->type != MPR_TYPE_OBJECT) {
- mprAssert(vp->type == MPR_TYPE_OBJECT);
- return 0;
- }
- return adjustRefCount(vp->properties, 0);
-}
-
-/******************************************************************************/
-/*
- * Update the variable's name
- */
-
-void mprSetVarName(MprVar *vp, char *name)
-{
- mprAssert(vp);
-
- mprFree(vp->name);
- vp->name = mprStrdup(name);
-}
-
-/******************************************************************************/
-/*
- * Append to the variable's full name
- */
-
-void mprSetVarFullName(MprVar *vp, char *name)
-{
-#if VAR_DEBUG
- mprAssert(vp);
-
- mprFree(vp->fullName);
- vp->fullName = mprStrdup(name);
- if (vp->type == MPR_TYPE_OBJECT) {
- if (strcmp(vp->properties->name, "this") == 0) {
- mprStrcpy(vp->properties->name, sizeof(vp->properties->name), name);
- }
- }
-#endif
-}
-
-/******************************************************************************/
-/*
- * Make a var impervious to recursive forced deletes.
- */
-
-void mprSetVarDeleteProtect(MprVar *vp, int deleteProtect)
-{
- mprAssert(vp);
-
- if (vp->type == MPR_TYPE_OBJECT && vp->properties) {
- vp->properties->deleteProtect = deleteProtect;
- }
-}
-
-/******************************************************************************/
-/*
- * Make a variable readonly. Can still be deleted.
- */
-
-void mprSetVarReadonly(MprVar *vp, int readonly)
-{
- mprAssert(vp);
-
- vp->readonly = readonly;
-}
-
-/******************************************************************************/
-
-MprVarTrigger mprAddVarTrigger(MprVar *vp, MprVarTrigger fn)
-{
- MprVarTrigger oldTrigger;
-
- mprAssert(vp);
- mprAssert(fn);
-
- oldTrigger = vp->trigger;
- vp->trigger = fn;
- return oldTrigger;
-}
-
-/******************************************************************************/
-
-MprType mprGetVarType(MprVar *vp)
-{
- mprAssert(vp);
-
- return vp->type;
-}
-
-/******************************************************************************/
-/********************************** Properties ********************************/
-/******************************************************************************/
-/*
- * Create a property in an object with a defined value. If the property
- * already exists in the object, then just write its value.
- */
-
-MprVar *mprCreateProperty(MprVar *obj, const char *propertyName, MprVar *newValue)
-{
- MprVar *prop, *last;
- int bucketIndex;
-
- mprAssert(obj);
- mprAssert(propertyName && *propertyName);
-
- if (obj->type != MPR_TYPE_OBJECT) {
- mprAssert(obj->type == MPR_TYPE_OBJECT);
- return 0;
- }
-
- /*
- * See if property already exists and locate the bucket to hold the
- * property reference.
- */
- last = 0;
- bucketIndex = hash(obj->properties, propertyName);
- prop = obj->properties->buckets[bucketIndex];
-
- /*
- * Find the property in the hash chain if it exists
- */
- for (last = 0; prop; last = prop, prop = prop->forw) {
- if (prop->name[0] == propertyName[0] &&
- strcmp(prop->name, propertyName) == 0) {
- break;
- }
- }
-
- if (prop) {
- // FUTURE -- remove. Just for debug.
- mprAssert(prop == 0);
- mprLog(0, "Attempting to create property %s in object %s\n",
- propertyName, obj->name);
- return 0;
- }
-
- if (obj->trigger) {
- if ((obj->trigger)(MPR_VAR_CREATE_PROPERTY, obj->properties, prop,
- newValue, 0) == MPR_TRIGGER_ABORT) {
- return 0;
- }
- }
-
- /*
- * Create a new property
- */
- prop = allocProperty(propertyName);
- if (prop == 0) {
- mprAssert(prop);
- return 0;
- }
-
- copyVarCore(prop, newValue, MPR_SHALLOW_COPY);
-
- prop->bucketIndex = bucketIndex;
- if (last) {
- last->forw = prop;
- } else {
- obj->properties->buckets[bucketIndex] = prop;
- }
- prop->parentProperties = obj->properties;
-
- /*
- * Update the item counts
- */
- obj->properties->numItems++;
- if (! mprVarIsFunction(prop->type)) {
- obj->properties->numDataItems++;
- }
-
- return prop;
-}
-
-/******************************************************************************/
-/*
- * Create a property in an object with a defined value. If the property
- * already exists in the object, then just write its value. Same as
- * mprCreateProperty except that the new value is passed by value rather than
- * by pointer.
- */
-
-MprVar *mprCreatePropertyValue(MprVar *obj, const char *propertyName, MprVar newValue)
-{
- return mprCreateProperty(obj, propertyName, &newValue);
-}
-
-/******************************************************************************/
-/*
- * Create a new property
- */
-
-static MprVar *allocProperty(const char *propertyName)
-{
- MprVar *prop;
-
- prop = (MprVar*) mprMalloc(sizeof(MprVar));
- if (prop == 0) {
- mprAssert(prop);
- return 0;
- }
- memset(prop, 0, sizeof(MprVar));
- prop->allocatedVar = 1;
- prop->name = mprStrdup(propertyName);
- prop->forw = (MprVar*) 0;
-
- return prop;
-}
-
-/******************************************************************************/
-/*
- * Update a property in an object with a defined value. Create the property
- * if it doesn not already exist.
- */
-
-MprVar *mprSetProperty(MprVar *obj, const char *propertyName, MprVar *newValue)
-{
- MprVar *prop, triggerValue;
- int rc;
-
- mprAssert(obj);
- mprAssert(propertyName && *propertyName);
- mprAssert(obj->type == MPR_TYPE_OBJECT);
-
- if (obj->type != MPR_TYPE_OBJECT) {
- mprAssert(0);
- return 0;
- }
-
- prop = mprGetProperty(obj, propertyName, 0);
- if (prop == 0) {
- return mprCreateProperty(obj, propertyName, newValue);
- }
-
- if (obj->trigger) {
- /*
- * Call the trigger before the update and pass it the new value.
- */
- triggerValue = *newValue;
- triggerValue.allocatedVar = 0;
- triggerValue.allocatedData = 0;
- rc = (obj->trigger)(MPR_VAR_WRITE, obj->properties, obj,
- &triggerValue, 0);
- if (rc == MPR_TRIGGER_ABORT) {
- return 0;
-
- } else if (rc == MPR_TRIGGER_USE_NEW_VALUE) {
- /*
- * Trigger must copy to triggerValue a variable that is not
- * a structure copy of the existing data.
- */
- copyVarCore(prop, &triggerValue, MPR_SHALLOW_COPY);
- mprDestroyVar(&triggerValue);
- return prop;
- }
- }
- copyVarCore(prop, newValue, MPR_SHALLOW_COPY);
- return prop;
-}
-
-/******************************************************************************/
-/*
- * Update a property in an object with a defined value. Create the property
- * if it does not already exist. Same as mprSetProperty except that the
- * new value is passed by value rather than by pointer.
- */
-
-MprVar *mprSetPropertyValue(MprVar *obj, const char *propertyName, MprVar newValue)
-{
- return mprSetProperty(obj, propertyName, &newValue);
-}
-
-/******************************************************************************/
-/*
- * Delete a property from this object
- */
-
-int mprDeleteProperty(MprVar *obj, const char *property)
-{
- MprVar *prop, *last;
- char *cp;
- int bucketIndex;
-
- mprAssert(obj);
- mprAssert(property && *property);
- mprAssert(obj->type == MPR_TYPE_OBJECT);
-
- if (obj->type != MPR_TYPE_OBJECT) {
- mprAssert(obj->type == MPR_TYPE_OBJECT);
- return 0;
- }
-
- last = 0;
- bucketIndex = hash(obj->properties, property);
- if ((prop = obj->properties->buckets[bucketIndex]) != 0) {
- for ( ; prop; prop = prop->forw) {
- cp = prop->name;
- if (cp[0] == property[0] && strcmp(cp, property) == 0) {
- break;
- }
- last = prop;
- }
- }
- if (prop == (MprVar*) 0) {
- mprAssert(prop);
- return MPR_ERR_NOT_FOUND;
- }
- if (prop->readonly) {
- mprAssert(! prop->readonly);
- return MPR_ERR_READ_ONLY;
- }
-
- if (obj->trigger) {
- if ((obj->trigger)(MPR_VAR_DELETE_PROPERTY, obj->properties, prop, 0, 0)
- == MPR_TRIGGER_ABORT) {
- return MPR_ERR_ABORTED;
- }
- }
-
- if (last) {
- last->forw = prop->forw;
- } else {
- obj->properties->buckets[bucketIndex] = prop->forw;
- }
-
- obj->properties->numItems--;
- if (! mprVarIsFunction(prop->type)) {
- obj->properties->numDataItems--;
- }
-
- mprDestroyVar(prop);
-
- return 0;
-}
-
-/******************************************************************************/
-/*
- * Find a property in an object and return a pointer to it. If a value arg
- * is supplied, then copy the data into the var.
- */
-
-MprVar *mprGetProperty(MprVar *obj, const char *property, MprVar *value)
-{
- MprVar *prop, triggerValue;
- int rc;
-
- if (obj == 0 || obj->type != MPR_TYPE_OBJECT || property == 0 ||
- *property == '\0') {
- if (value) {
- value->type = MPR_TYPE_UNDEFINED;
- }
- return 0;
- }
-
- for (prop = getObjChain(obj->properties, property); prop;
- prop = prop->forw) {
- if (prop->name[0] == property[0] && strcmp(prop->name, property) == 0) {
- break;
- }
- }
- if (prop == 0) {
- if (value) {
- value->type = MPR_TYPE_UNDEFINED;
- }
- return 0;
- }
- if (value) {
- if (prop->trigger) {
- triggerValue = *prop;
- triggerValue.allocatedVar = 0;
- triggerValue.allocatedData = 0;
- /*
- * Pass the trigger the current read value and may receive
- * a new value.
- */
- rc = (prop->trigger)(MPR_VAR_READ, prop->parentProperties, prop,
- &triggerValue, 0);
- if (rc == MPR_TRIGGER_ABORT) {
- if (value) {
- value->type = MPR_TYPE_UNDEFINED;
- }
- return 0;
-
- } else if (rc == MPR_TRIGGER_USE_NEW_VALUE) {
- copyVarCore(prop, &triggerValue, MPR_SHALLOW_COPY);
- mprDestroyVar(&triggerValue);
- }
- }
- /*
- * Clone. No copy.
- */
- *value = *prop;
- }
- return prop;
-}
-
-/******************************************************************************/
-/*
- * Read a properties value. This returns the property's value. It does not
- * copy object/string data but returns a pointer directly into the variable.
- * The caller does not and should not call mprDestroy on the returned value.
- * If value is null, just read the property and run triggers.
- */
-
-int mprReadProperty(MprVar *prop, MprVar *value)
-{
- MprVar triggerValue;
- int rc;
-
- mprAssert(prop);
-
- if (prop->trigger) {
- triggerValue = *prop;
- triggerValue.allocatedVar = 0;
- triggerValue.allocatedData = 0;
- rc = (prop->trigger)(MPR_VAR_READ, prop->parentProperties, prop,
- &triggerValue, 0);
-
- if (rc == MPR_TRIGGER_ABORT) {
- return MPR_ERR_ABORTED;
-
- } else if (rc == MPR_TRIGGER_USE_NEW_VALUE) {
- copyVarCore(prop, &triggerValue, MPR_SHALLOW_COPY);
- mprDestroyVar(&triggerValue);
- return 0;
- }
- }
- if (value) {
- *value = *prop;
-
- /*
- * Just so that if the user calls mprDestroyVar on value, it will do no
- * harm.
- */
- value->allocatedVar = 0;
- value->allocatedData = 0;
- }
- return 0;
-}
-
-/******************************************************************************/
-/*
- * Read a properties value. This returns a copy of the property variable.
- * However, if the property is an object or string, it returns a copy of the
- * reference to the underlying data. If copyDepth is set to MPR_DEEP_COPY,
- * then the underlying objects and strings data will be copied as well. If
- * copyDepth is set to MPR_SHALLOW_COPY, then only strings will be copied. If
- * it is set to MPR_NO_COPY, then no data will be copied. In all cases, the
- * user must call mprDestroyVar to free resources. This routine will run any
- * registered triggers which may modify the value the user receives (without
- * updating the properties real value).
- *
- * WARNING: the args are reversed to most other APIs. This conforms to the
- * strcpy(dest, src) standard instead.
- */
-
-int mprCopyProperty(MprVar *dest, MprVar *prop, int copyDepth)
-{
- MprVar triggerValue;
- int rc;
-
- mprAssert(prop);
- mprAssert(dest);
-
- if (prop->trigger) {
- triggerValue = *prop;
- triggerValue.allocatedVar = 0;
- triggerValue.allocatedData = 0;
- rc = (prop->trigger)(MPR_VAR_READ, prop->parentProperties, prop,
- &triggerValue, copyDepth);
-
- if (rc == MPR_TRIGGER_ABORT) {
- return MPR_ERR_ABORTED;
-
- } else if (rc == MPR_TRIGGER_USE_NEW_VALUE) {
- copyVarCore(dest, &triggerValue, MPR_SHALLOW_COPY);
- mprDestroyVar(&triggerValue);
- return 0;
- }
- }
- mprCopyVar(dest, prop, copyDepth);
- return 0;
-}
-
-/******************************************************************************/
-/*
- * Write a new value into an existing property in an object.
- */
-
-int mprWriteProperty(MprVar *vp, MprVar *value)
-{
- MprVar triggerValue;
- int rc;
-
- mprAssert(vp);
- mprAssert(value);
-
- if (vp->readonly) {
- return MPR_ERR_READ_ONLY;
- }
-
- if (vp->trigger) {
- triggerValue = *value;
-
- rc = (vp->trigger)(MPR_VAR_WRITE, vp->parentProperties, vp,
- &triggerValue, 0);
-
- if (rc == MPR_TRIGGER_ABORT) {
- return MPR_ERR_ABORTED;
-
- } else if (rc == MPR_TRIGGER_USE_NEW_VALUE) {
- copyVarCore(vp, &triggerValue, MPR_SHALLOW_COPY);
- mprDestroyVar(&triggerValue);
- return 0;
- }
- /* Fall through */
- }
-
- copyVarCore(vp, value, MPR_SHALLOW_COPY);
- return 0;
-}
-
-/******************************************************************************/
-/*
- * Write a new value into an existing property in an object.
- */
-
-int mprWritePropertyValue(MprVar *vp, MprVar value)
-{
- mprAssert(vp);
-
- return mprWriteProperty(vp, &value);
-}
-
-/******************************************************************************/
-/*
- * Get the count of properties.
- */
-
-int mprGetPropertyCount(MprVar *vp, int includeFlags)
-{
- mprAssert(vp);
-
- if (vp->type != MPR_TYPE_OBJECT) {
- return 0;
- }
- if (includeFlags == MPR_ENUM_DATA) {
- return vp->properties->numDataItems;
- } else {
- return vp->properties->numItems;
- }
-}
-
-/******************************************************************************/
-/*
- * Get the first property in an object. Used for walking all properties in an
- * object.
- */
-
-MprVar *mprGetFirstProperty(MprVar *obj, int includeFlags)
-{
- MprVar *prop;
- int i;
-
- mprAssert(obj);
- mprAssert(obj->type == MPR_TYPE_OBJECT);
-
- if (obj->type != MPR_TYPE_OBJECT) {
- mprAssert(obj->type == MPR_TYPE_OBJECT);
- return 0;
- }
-
- for (i = 0; i < (int) obj->properties->hashSize; i++) {
- for (prop = obj->properties->buckets[i]; prop; prop = prop->forw) {
- if (prop) {
- if (mprVarIsFunction(prop->type)) {
- if (!(includeFlags & MPR_ENUM_FUNCTIONS)) {
- continue;
- }
- } else {
- if (!(includeFlags & MPR_ENUM_DATA)) {
- continue;
- }
- }
- return prop;
- }
- break;
- }
- }
- return 0;
-}
-
-/******************************************************************************/
-/*
- * Get the next property in sequence.
- */
-
-MprVar *mprGetNextProperty(MprVar *obj, MprVar *last, int includeFlags)
-{
- MprProperties *properties;
- int i;
-
- mprAssert(obj);
- mprAssert(obj->type == MPR_TYPE_OBJECT);
-
- if (obj->type != MPR_TYPE_OBJECT) {
- mprAssert(obj->type == MPR_TYPE_OBJECT);
- return 0;
- }
- properties = obj->properties;
-
- if (last->forw) {
- return last->forw;
- }
-
- for (i = last->bucketIndex + 1; i < (int) properties->hashSize; i++) {
- for (last = properties->buckets[i]; last; last = last->forw) {
- if (mprVarIsFunction(last->type)) {
- if (!(includeFlags & MPR_ENUM_FUNCTIONS)) {
- continue;
- }
- } else {
- if (!(includeFlags & MPR_ENUM_DATA)) {
- continue;
- }
- }
- return last;
- }
- }
- return 0;
-}
-
-/******************************************************************************/
-/************************** Internal Support Routines *************************/
-/******************************************************************************/
-/*
- * Create an hash table to hold and index properties. Properties are just
- * variables which may contain primitive data types, functions or other
- * objects. The hash table is the essence of an object. HashSize specifies
- * the size of the hash table to use and should be a prime number.
- */
-
-static MprProperties *createProperties(const char *name, int hashSize)
-{
- MprProperties *pp;
-
- if (hashSize < 7) {
- hashSize = 7;
- }
- if ((pp = (MprProperties*) mprMalloc(sizeof(MprProperties))) == NULL) {
- mprAssert(0);
- return 0;
- }
- mprAssert(pp);
- memset(pp, 0, sizeof(MprProperties));
-
- pp->numItems = 0;
- pp->numDataItems = 0;
- pp->hashSize = hashSize;
- pp->buckets = (MprVar**) mprMalloc(pp->hashSize * sizeof(MprVar*));
- mprAssert(pp->buckets);
- memset(pp->buckets, 0, pp->hashSize * sizeof(MprVar*));
- pp->refCount = 1;
-
-#if VAR_DEBUG
- if (objectCount == -1) {
- objectCount = 0;
- objectList.next = objectList.prev = &objectList;
- }
-
- mprStrcpy(pp->name, sizeof(pp->name), name);
- pp->next = &objectList;
- pp->prev = objectList.prev;
- objectList.prev->next = pp;
- objectList.prev = pp;
- objectCount++;
-#endif
- return pp;
-}
-
-/******************************************************************************/
-/*
- * Release an object's properties hash table. If this is the last person
- * using it, free it. Return TRUE if the object is released.
- */
-
-static bool releaseProperties(MprProperties *obj, int force)
-{
- MprProperties *pp;
- MprVar *prop, *forw;
- int i;
-
- mprAssert(obj);
- mprAssert(obj->refCount > 0);
-
-#if VAR_DEBUG
- /*
- * Debug sanity check
- */
- mprAssert(obj->refCount < 20);
-#endif
-
- if (--obj->refCount > 0 && !force) {
- return 0;
- }
-
-#if VAR_DEBUG
- mprAssert(obj->prev);
- mprAssert(obj->next);
- mprAssert(obj->next->prev);
- mprAssert(obj->prev->next);
- obj->next->prev = obj->prev;
- obj->prev->next = obj->next;
- objectCount--;
-#endif
-
- for (i = 0; i < (int) obj->hashSize; i++) {
- for (prop = obj->buckets[i]; prop; prop = forw) {
- forw = prop->forw;
- if (prop->type == MPR_TYPE_OBJECT) {
-
- if (prop->properties == obj) {
- /* Self reference */
- continue;
- }
- pp = prop->properties;
- if (pp->visited) {
- continue;
- }
-
- pp->visited = 1;
- if (! freeVar(prop, pp->deleteProtect ? 0 : force)) {
- pp->visited = 0;
- }
-
- } else {
- freeVar(prop, force);
- }
- }
- }
-
- mprFree((void*) obj->buckets);
- mprFree((void*) obj);
-
- return 1;
-}
-
-/******************************************************************************/
-/*
- * Adjust the reference count
- */
-
-static int adjustRefCount(MprProperties *pp, int adj)
-{
- mprAssert(pp);
-
- /*
- * Debug sanity check
- */
- mprAssert(pp->refCount < 20);
-
- return pp->refCount += adj;
-}
-
-/******************************************************************************/
-#if VAR_DEBUG
-/*
- * Print objects held
- */
-
-void mprPrintObjects(char *msg)
-{
- MprProperties *pp, *np;
- MprVar *prop, *forw;
- char *buf;
- int i;
-
- mprLog(7, "%s: Object Store. %d objects.\n", msg, objectCount);
- pp = objectList.next;
- while (pp != &objectList) {
- mprLog(7, "%s: 0x%x, refCount %d, properties %d\n",
- pp->name, pp, pp->refCount, pp->numItems);
- for (i = 0; i < (int) pp->hashSize; i++) {
- for (prop = pp->buckets[i]; prop; prop = forw) {
- forw = prop->forw;
- if (prop->properties == pp) {
- /* Self reference */
- continue;
- }
- mprVarToString(&buf, MPR_MAX_STRING, 0, prop);
- if (prop->type == MPR_TYPE_OBJECT) {
- np = objectList.next;
- while (np != &objectList) {
- if (prop->properties == np) {
- break;
- }
- np = np->next;
- }
- if (prop->properties == np) {
- mprLog(7, " %s: OBJECT 0x%x, <%s>\n",
- prop->name, prop->properties, prop->fullName);
- } else {
- mprLog(7, " %s: OBJECT NOT FOUND, %s <%s>\n",
- prop->name, buf, prop->fullName);
- }
- } else {
- mprLog(7, " %s: <%s> = %s\n", prop->name,
- prop->fullName, buf);
- }
- mprFree(buf);
- }
- }
- pp = pp->next;
- }
-}
-
-/******************************************************************************/
-
-void mprPrintObjRefCount(MprVar *vp)
-{
- mprLog(7, "OBJECT 0x%x, refCount %d\n", vp->properties,
- vp->properties->refCount);
-}
-
-#endif
-/******************************************************************************/
-/*
- * Get the bucket chain containing a property.
- */
-
-static MprVar *getObjChain(MprProperties *obj, const char *property)
-{
- mprAssert(obj);
-
- return obj->buckets[hash(obj, property)];
-}
-
-/******************************************************************************/
-/*
- * Fast hash. The history of this algorithm is part of lost computer science
- * folk lore.
- */
-
-static int hash(MprProperties *pp, const char *property)
-{
- uint sum;
-
- mprAssert(pp);
- mprAssert(property);
-
- sum = 0;
- while (*property) {
- sum += (sum * 33) + *property++;
- }
-
- return sum % pp->hashSize;
-}
-
-/******************************************************************************/
-/*********************************** Constructors *****************************/
-/******************************************************************************/
-/*
- * Initialize an undefined value.
- */
-
-MprVar mprCreateUndefinedVar()
-{
- MprVar v;
-
- memset(&v, 0x0, sizeof(v));
- v.type = MPR_TYPE_UNDEFINED;
- return v;
-}
-
-/******************************************************************************/
-/*
- * Initialize an null value.
- */
-
-MprVar mprCreateNullVar()
-{
- MprVar v;
-
- memset(&v, 0x0, sizeof(v));
- v.type = MPR_TYPE_NULL;
- return v;
-}
-
-/******************************************************************************/
-
-MprVar mprCreateBoolVar(bool value)
-{
- MprVar v;
-
- memset(&v, 0x0, sizeof(v));
- v.type = MPR_TYPE_BOOL;
- v.boolean = value;
- return v;
-}
-
-/******************************************************************************/
-/*
- * Initialize a C function.
- */
-
-MprVar mprCreateCFunctionVar(MprCFunction fn, void *thisPtr, int flags)
-{
- MprVar v;
-
- memset(&v, 0x0, sizeof(v));
- v.type = MPR_TYPE_CFUNCTION;
- v.cFunction.fn = fn;
- v.cFunction.thisPtr = thisPtr;
- v.flags = flags;
-
- return v;
-}
-
-/******************************************************************************/
-/*
- * Initialize a C function.
- */
-
-MprVar mprCreateStringCFunctionVar(MprStringCFunction fn, void *thisPtr, int flags)
-{
- MprVar v;
-
- memset(&v, 0x0, sizeof(v));
- v.type = MPR_TYPE_STRING_CFUNCTION;
- v.cFunctionWithStrings.fn = fn;
- v.cFunctionWithStrings.thisPtr = thisPtr;
- v.flags = flags;
-
- return v;
-}
-
-/******************************************************************************/
-#if BLD_FEATURE_FLOATING_POINT
-/*
- * Initialize a floating value.
- */
-
-MprVar mprCreateFloatVar(double value)
-{
- MprVar v;
-
- memset(&v, 0x0, sizeof(v));
- v.type = MPR_TYPE_FLOAT;
- v.floating = value;
- return v;
-}
-
-#endif
-/******************************************************************************/
-/*
- * Initialize an integer value.
- */
-
-MprVar mprCreateIntegerVar(int value)
-{
- MprVar v;
-
- memset(&v, 0x0, sizeof(v));
- v.type = MPR_TYPE_INT;
- v.integer = value;
- return v;
-}
-
-/******************************************************************************/
-#if BLD_FEATURE_INT64
-/*
- * Initialize a 64-bit integer value.
- */
-
-MprVar mprCreateInteger64Var(int64 value)
-{
- MprVar v;
-
- memset(&v, 0x0, sizeof(v));
- v.type = MPR_TYPE_INT64;
- v.integer64 = value;
- return v;
-}
-
-#endif /* BLD_FEATURE_INT64 */
-/******************************************************************************/
-/*
- * Initialize an number variable. Type is defined by configure.
- */
-
-MprVar mprCreateNumberVar(MprNum value)
-{
- MprVar v;
-
- memset(&v, 0x0, sizeof(v));
- v.type = BLD_FEATURE_NUM_TYPE_ID;
-#if BLD_FEATURE_NUM_TYPE_ID == MPR_TYPE_INT64
- v.integer64 = value;
-#elif BLD_FEATURE_NUM_TYPE_ID == MPR_TYPE_FLOAT
- v.float = value;
-#else
- v.integer = value;
-#endif
- return v;
-}
-
-/******************************************************************************/
-/*
- * Initialize a (bare) JavaScript function. args and body can be null.
- */
-
-MprVar mprCreateFunctionVar(char *args, char *body, int flags)
-{
- MprVar v;
- char *cp, *arg, *last;
- int aid;
-
- memset(&v, 0x0, sizeof(v));
- v.type = MPR_TYPE_FUNCTION;
- v.flags = flags;
-
- v.function.args = mprCreateArray();
-
- if (args) {
- args = mprStrdup(args);
- arg = mprStrTok(args, ",", &last);
- while (arg) {
- while (isspace((int) *arg))
- arg++;
- for (cp = &arg[strlen(arg) - 1]; cp > arg; cp--) {
- if (!isspace((int) *cp)) {
- break;
- }
- }
- cp[1] = '\0';
-
- aid = mprAddToArray(v.function.args, mprStrdup(arg));
- arg = mprStrTok(0, ",", &last);
- }
- mprFree(args);
- }
-
- if (body) {
- v.function.body = mprStrdup(body);
- }
- v.allocatedData = 1;
- return v;
-}
-
-/******************************************************************************/
-/*
- * Initialize an object variable. Return type == MPR_TYPE_UNDEFINED if the
- * memory allocation for the properties table failed.
- */
-
-MprVar mprCreateObjVar(const char *name, int hashSize)
-{
- MprVar v;
-
- mprAssert(name && *name);
-
- memset(&v, 0x0, sizeof(MprVar));
- v.type = MPR_TYPE_OBJECT;
- if (hashSize <= 0) {
- hashSize = MPR_DEFAULT_HASH_SIZE;
- }
- v.properties = createProperties(name, hashSize);
- if (v.properties == 0) {
- /* Indicate failed memory allocation */
- v.type = MPR_TYPE_UNDEFINED;
- }
- v.allocatedData = 1;
- v.name = mprStrdup(name);
- mprLog(7, "mprCreateObjVar %s, 0x%p\n", name, v.properties);
- return v;
-}
-
-/******************************************************************************/
-/*
- * Initialize a string value.
- */
-
-MprVar mprCreateStringVar(const char *value, bool allocate)
-{
- MprVar v;
-
- memset(&v, 0x0, sizeof(v));
- v.type = MPR_TYPE_STRING;
- if (value == 0) {
- v.string = "";
- } else if (allocate) {
- v.string = mprStrdup(value);
- v.allocatedData = 1;
- } else {
- v.string = value;
- }
- return v;
-}
-
-/******************************************************************************/
-/*
- * Copy an objects core value (only). This preserves the destination object's
- * name. This implements copy by reference for objects and copy by value for
- * strings and other types. Caller must free dest prior to calling.
- */
-
-static void copyVarCore(MprVar *dest, MprVar *src, int copyDepth)
-{
- MprVarTrigger saveTrigger;
- MprVar *srcProp, *destProp, *last;
- char **srcArgs;
- int i;
-
- mprAssert(dest);
- mprAssert(src);
-
- if (dest == src) {
- return;
- }
-
- /*
- * FUTURE: we should allow read-only triggers where the value is never
- * stored in the object. Currently, triggers override the readonly
- * status.
- */
-
- if (dest->type != MPR_TYPE_UNDEFINED && dest->readonly && !dest->trigger) {
- mprAssert(0);
- return;
- }
-
- if (dest->type != MPR_TYPE_UNDEFINED) {
- saveTrigger = dest->trigger;
- freeVarStorage(dest, 0);
- } else {
- saveTrigger = 0;
- }
-
- switch (src->type) {
- default:
- case MPR_TYPE_UNDEFINED:
- case MPR_TYPE_NULL:
- break;
-
- case MPR_TYPE_BOOL:
- dest->boolean = src->boolean;
- break;
-
- case MPR_TYPE_STRING_CFUNCTION:
- dest->cFunctionWithStrings = src->cFunctionWithStrings;
- break;
-
- case MPR_TYPE_CFUNCTION:
- dest->cFunction = src->cFunction;
- break;
-
-#if BLD_FEATURE_FLOATING_POINT
- case MPR_TYPE_FLOAT:
- dest->floating = src->floating;
- break;
-#endif
-
- case MPR_TYPE_INT:
- dest->integer = src->integer;
- break;
-
-#if BLD_FEATURE_INT64
- case MPR_TYPE_INT64:
- dest->integer64 = src->integer64;
- break;
-#endif
-
- case MPR_TYPE_OBJECT:
- if (copyDepth == MPR_DEEP_COPY) {
-
- dest->properties = createProperties(src->name,
- src->properties->hashSize);
- dest->allocatedData = 1;
-
- for (i = 0; i < (int) src->properties->hashSize; i++) {
- last = 0;
- for (srcProp = src->properties->buckets[i]; srcProp;
- srcProp = srcProp->forw) {
- if (srcProp->visited) {
- continue;
- }
- destProp = allocProperty(srcProp->name);
- if (destProp == 0) {
- mprAssert(destProp);
- return;
- }
-
- destProp->bucketIndex = i;
- if (last) {
- last->forw = destProp;
- } else {
- dest->properties->buckets[i] = destProp;
- }
- destProp->parentProperties = dest->properties;
-
- /*
- * Recursively copy the object
- */
- srcProp->visited = 1;
- copyVarCore(destProp, srcProp, copyDepth);
- srcProp->visited = 0;
- last = srcProp;
- }
- }
- dest->properties->numItems = src->properties->numItems;
- dest->properties->numDataItems = src->properties->numDataItems;
- dest->allocatedData = 1;
-
- } else if (copyDepth == MPR_SHALLOW_COPY) {
- dest->properties = src->properties;
- adjustVarRefCount(src, 1);
- dest->allocatedData = 1;
-
- } else {
- dest->properties = src->properties;
- dest->allocatedData = 0;
- }
- break;
-
- case MPR_TYPE_FUNCTION:
- if (copyDepth != MPR_NO_COPY) {
- dest->function.args = mprCreateArray();
- srcArgs = (char**) src->function.args->handles;
- for (i = 0; i < src->function.args->max; i++) {
- if (srcArgs[i]) {
- mprAddToArray(dest->function.args, mprStrdup(srcArgs[i]));
- }
- }
- dest->function.body = mprStrdup(src->function.body);
- dest->allocatedData = 1;
- } else {
- dest->function.args = src->function.args;
- dest->function.body = src->function.body;
- dest->allocatedData = 0;
- }
- break;
-
- case MPR_TYPE_STRING:
- if (src->string && copyDepth != MPR_NO_COPY) {
- dest->string = mprStrdup(src->string);
- dest->allocatedData = 1;
- } else {
- dest->string = src->string;
- dest->allocatedData = 0;
- }
- break;
- }
-
- dest->type = src->type;
- dest->flags = src->flags;
- dest->trigger = saveTrigger;
-
- /*
- * Just for safety
- */
- dest->spare = 0;
-}
-
-/******************************************************************************/
-/*
- * Copy an entire object including name.
- */
-
-void mprCopyVar(MprVar *dest, MprVar *src, int copyDepth)
-{
- mprAssert(dest);
- mprAssert(src);
-
- copyVarCore(dest, src, copyDepth);
-
- mprFree(dest->name);
- dest->name = mprStrdup(src->name);
-
-#if VAR_DEBUG
- if (src->type == MPR_TYPE_OBJECT) {
-
- mprFree(dest->fullName);
- dest->fullName = mprStrdup(src->fullName);
-
- mprLog(7, "mprCopyVar: object \"%s\", FDQ \"%s\" 0x%x, refCount %d\n",
- dest->name, dest->fullName, dest->properties,
- dest->properties->refCount);
- }
-#endif
-}
-
-/******************************************************************************/
-/*
- * Copy an entire object including name.
- */
-
-void mprCopyVarValue(MprVar *dest, MprVar src, int copyDepth)
-{
- mprAssert(dest);
-
- mprCopyVar(dest, &src, copyDepth);
-}
-
-/******************************************************************************/
-/*
- * Copy an object. This implements copy by reference for objects and copy by
- * value for strings and other types. Caller must free dest prior to calling.
- */
-
-MprVar *mprDupVar(MprVar *src, int copyDepth)
-{
- MprVar *dest;
-
- mprAssert(src);
-
- dest = (MprVar*) mprMalloc(sizeof(MprVar));
- memset(dest, 0, sizeof(MprVar));
-
- mprCopyVar(dest, src, copyDepth);
- return dest;
-}
-
-/******************************************************************************/
-/*
- * Convert a value to a text based representation of its value
- * FUTURE -- conver this to use the format string in all cases. Allow
- * arbitrary format strings.
- */
-
-void mprVarToString(char** out, int size, char *fmt, MprVar *obj)
-{
- char *src;
-
- mprAssert(out);
-
- *out = NULL;
-
- if (obj->trigger) {
- mprReadProperty(obj, 0);
- }
-
- switch (obj->type) {
- case MPR_TYPE_UNDEFINED:
- // FUTURE -- spec says convert to "undefined"
- *out = mprStrdup("");
- break;
-
- case MPR_TYPE_NULL:
- *out = mprStrdup("null");
- break;
-
- case MPR_TYPE_BOOL:
- if (obj->boolean) {
- *out = mprStrdup("true");
- } else {
- *out = mprStrdup("false");
- }
- break;
-
-#if BLD_FEATURE_FLOATING_POINT
- case MPR_TYPE_FLOAT:
- if (fmt == NULL || *fmt == '\0') {
- mprAllocSprintf(out, size, "%f", obj->floating);
- } else {
- mprAllocSprintf(out, size, fmt, obj->floating);
- }
- break;
-#endif
-
- case MPR_TYPE_INT:
- if (fmt == NULL || *fmt == '\0') {
- mprAllocSprintf(out, size, "%d", obj->integer);
- } else {
- mprAllocSprintf(out, size, fmt, obj->integer);
- }
- break;
-
-#if BLD_FEATURE_INT64
- case MPR_TYPE_INT64:
- if (fmt == NULL || *fmt == '\0') {
-#if BLD_GOAHEAD_WEBSERVER
- mprAllocSprintf(out, size, "%d", (int) obj->integer64);
-#else
- mprAllocSprintf(out, size, "%Ld", obj->integer64);
-#endif
- } else {
- mprAllocSprintf(out, size, fmt, obj->integer64);
- }
- break;
-#endif
-
- case MPR_TYPE_CFUNCTION:
- mprAllocSprintf(out, size, "[C Function]");
- break;
-
- case MPR_TYPE_STRING_CFUNCTION:
- mprAllocSprintf(out, size, "[C StringFunction]");
- break;
-
- case MPR_TYPE_FUNCTION:
- mprAllocSprintf(out, size, "[JavaScript Function]");
- break;
-
- case MPR_TYPE_OBJECT:
- // FUTURE -- really want: [object class: name]
- mprAllocSprintf(out, size, "[object %s]", obj->name);
- break;
-
- case MPR_TYPE_STRING:
- src = obj->string;
-
- mprAssert(src);
- if (fmt && *fmt) {
- mprAllocSprintf(out, size, fmt, src);
-
- } else if (src == NULL) {
- *out = mprStrdup("null");
-
- } else {
- *out = mprStrdup(src);
- }
- break;
-
- default:
- mprAssert(0);
- }
-}
-
-/******************************************************************************/
-/*
- * Parse a string based on formatting instructions and intelligently
- * create a variable.
- */
-
-MprVar mprParseVar(char *buf, MprType preferredType)
-{
- MprType type;
- char *cp;
-
- mprAssert(buf);
-
- if (preferredType == MPR_TYPE_UNDEFINED) {
- if (*buf == '-') {
- type = MPR_NUM_VAR;
-
- } else if (!isdigit((int) *buf)) {
- if (strcmp(buf, "true") == 0 || strcmp(buf, "false") == 0) {
- type = MPR_TYPE_BOOL;
- } else {
- type = MPR_TYPE_STRING;
- }
-
- } else if (isdigit((int) *buf)) {
- type = MPR_NUM_VAR;
- cp = buf;
- if (*cp && tolower(cp[1]) == 'x') {
- cp = &cp[2];
- }
- for (cp = buf; *cp; cp++) {
- if (! isdigit((int) *cp)) {
- break;
- }
- }
-
- if (*cp != '\0') {
-#if BLD_FEATURE_FLOATING_POINT
- if (*cp == '.' || tolower(*cp) == 'e') {
- type = MPR_TYPE_FLOAT;
- } else
-#endif
- {
- type = MPR_NUM_VAR;
- }
- }
- }
- } else {
- type = preferredType;
- }
-
- switch (type) {
- case MPR_TYPE_OBJECT:
- case MPR_TYPE_UNDEFINED:
- case MPR_TYPE_NULL:
- default:
- break;
-
- case MPR_TYPE_BOOL:
- return mprCreateBoolVar(buf[0] == 't' ? 1 : 0);
-
- case MPR_TYPE_INT:
- return mprCreateIntegerVar(mprParseInteger(buf));
-
-#if BLD_FEATURE_INT64
- case MPR_TYPE_INT64:
- return mprCreateInteger64Var(mprParseInteger64(buf));
-#endif
-
- case MPR_TYPE_STRING:
- if (strcmp(buf, "null") == 0) {
- return mprCreateNullVar();
- } else if (strcmp(buf, "undefined") == 0) {
- return mprCreateUndefinedVar();
- }
-
- return mprCreateStringVar(buf, 1);
-
-#if BLD_FEATURE_FLOATING_POINT
- case MPR_TYPE_FLOAT:
- return mprCreateFloatVar(atof(buf));
-#endif
-
- }
- return mprCreateUndefinedVar();
-}
-
-/******************************************************************************/
-/*
- * Convert the variable to a boolean. Only for primitive types.
- */
-
-bool mprVarToBool(MprVar *vp)
-{
- mprAssert(vp);
-
- switch (vp->type) {
- case MPR_TYPE_UNDEFINED:
- case MPR_TYPE_NULL:
- case MPR_TYPE_STRING_CFUNCTION:
- case MPR_TYPE_CFUNCTION:
- case MPR_TYPE_FUNCTION:
- case MPR_TYPE_OBJECT:
- return 0;
-
- case MPR_TYPE_BOOL:
- return vp->boolean;
-
-#if BLD_FEATURE_FLOATING_POINT
- case MPR_TYPE_FLOAT:
- return (vp->floating != 0 && !mprIsNan(vp->floating));
-#endif
-
- case MPR_TYPE_INT:
- return (vp->integer != 0);
-
-#if BLD_FEATURE_INT64
- case MPR_TYPE_INT64:
- return (vp->integer64 != 0);
-#endif
-
- case MPR_TYPE_STRING:
- mprAssert(vp->string);
- return (vp->string[0] != '\0');
- }
-
- /* Not reached */
- return 0;
-}
-
-/******************************************************************************/
-#if BLD_FEATURE_FLOATING_POINT
-/*
- * Convert the variable to a floating point number. Only for primitive types.
- */
-
-double mprVarToFloat(MprVar *vp)
-{
- mprAssert(vp);
-
- switch (vp->type) {
- case MPR_TYPE_UNDEFINED:
- case MPR_TYPE_NULL:
- case MPR_TYPE_STRING_CFUNCTION:
- case MPR_TYPE_CFUNCTION:
- case MPR_TYPE_FUNCTION:
- case MPR_TYPE_OBJECT:
- return 0;
-
- case MPR_TYPE_BOOL:
- return (vp->boolean) ? 1.0 : 0.0;
-
- case MPR_TYPE_FLOAT:
- return vp->floating;
-
- case MPR_TYPE_INT:
- return (double) vp->integer;
-
-#if BLD_FEATURE_INT64
- case MPR_TYPE_INT64:
- return (double) vp->integer64;
-#endif
-
- case MPR_TYPE_STRING:
- mprAssert(vp->string);
- return atof(vp->string);
- }
-
- /* Not reached */
- return 0;
-}
-
-#endif
-/******************************************************************************/
-/*
- * Convert the variable to a number type. Only works for primitive types.
- */
-
-MprNum mprVarToNumber(MprVar *vp)
-{
-#if BLD_FEATURE_NUM_TYPE_ID == MPR_TYPE_INT64
- return mprVarToInteger64(vp);
-#elif BLD_FEATURE_NUM_TYPE_ID == MPR_TYPE_FLOAT
- return mprVarToFloat(vp);
-#else
- return mprVarToInteger(vp);
-#endif
-}
-
-/******************************************************************************/
-/*
- * Convert the variable to a number type. Only works for primitive types.
- */
-
-MprNum mprParseNumber(char *s)
-{
-#if BLD_FEATURE_NUM_TYPE_ID == MPR_TYPE_INT64
- return mprParseInteger64(s);
-#elif BLD_FEATURE_NUM_TYPE_ID == MPR_TYPE_FLOAT
- return mprParseFloat(s);
-#else
- return mprParseInteger(s);
-#endif
-}
-
-/******************************************************************************/
-#if BLD_FEATURE_INT64
-/*
- * Convert the variable to an Integer64 type. Only works for primitive types.
- */
-
-int64 mprVarToInteger64(MprVar *vp)
-{
- mprAssert(vp);
-
- switch (vp->type) {
- case MPR_TYPE_UNDEFINED:
- case MPR_TYPE_NULL:
- case MPR_TYPE_STRING_CFUNCTION:
- case MPR_TYPE_CFUNCTION:
- case MPR_TYPE_FUNCTION:
- case MPR_TYPE_OBJECT:
- return 0;
-
- case MPR_TYPE_BOOL:
- return (vp->boolean) ? 1 : 0;
-
-#if BLD_FEATURE_FLOATING_POINT
- case MPR_TYPE_FLOAT:
- if (mprIsNan(vp->floating)) {
- return 0;
- }
- return (int64) vp->floating;
-#endif
-
- case MPR_TYPE_INT:
- return vp->integer;
-
- case MPR_TYPE_INT64:
- return vp->integer64;
-
- case MPR_TYPE_STRING:
- return mprParseInteger64(vp->string);
- }
-
- /* Not reached */
- return 0;
-}
-
-/******************************************************************************/
-/*
- * Convert the string buffer to an Integer64.
- */
-
-int64 mprParseInteger64(char *str)
-{
- char *cp;
- int64 num64;
- int radix, c, negative;
-
- mprAssert(str);
-
- cp = str;
- num64 = 0;
- negative = 0;
-
- if (*cp == '-') {
- cp++;
- negative = 1;
- }
-
- /*
- * Parse a number. Observe hex and octal prefixes (0x, 0)
- */
- if (*cp != '0') {
- /*
- * Normal numbers (Radix 10)
- */
- while (isdigit((int) *cp)) {
- num64 = (*cp - '0') + (num64 * 10);
- cp++;
- }
- } else {
- cp++;
- if (tolower(*cp) == 'x') {
- cp++;
- radix = 16;
- while (*cp) {
- c = tolower(*cp);
- if (isdigit(c)) {
- num64 = (c - '0') + (num64 * radix);
- } else if (c >= 'a' && c <= 'f') {
- num64 = (c - 'a') + (num64 * radix);
- } else {
- break;
- }
- cp++;
- }
-
- } else{
- radix = 8;
- while (*cp) {
- c = tolower(*cp);
- if (isdigit(c) && c < '8') {
- num64 = (c - '0') + (num64 * radix);
- } else {
- break;
- }
- cp++;
- }
- }
- }
-
- if (negative) {
- return 0 - num64;
- }
- return num64;
-}
-
-#endif /* BLD_FEATURE_INT64 */
-/******************************************************************************/
-/*
- * Convert the variable to an Integer type. Only works for primitive types.
- */
-
-int mprVarToInteger(MprVar *vp)
-{
- mprAssert(vp);
-
- switch (vp->type) {
- case MPR_TYPE_UNDEFINED:
- case MPR_TYPE_NULL:
- case MPR_TYPE_STRING_CFUNCTION:
- case MPR_TYPE_CFUNCTION:
- case MPR_TYPE_FUNCTION:
- case MPR_TYPE_OBJECT:
- return 0;
-
- case MPR_TYPE_BOOL:
- return (vp->boolean) ? 1 : 0;
-
-#if BLD_FEATURE_FLOATING_POINT
- case MPR_TYPE_FLOAT:
- if (mprIsNan(vp->floating)) {
- return 0;
- }
- return (int) vp->floating;
-#endif
-
- case MPR_TYPE_INT:
- return vp->integer;
-
-#if BLD_FEATURE_INT64
- case MPR_TYPE_INT64:
- return (int) vp->integer64;
-#endif
-
- case MPR_TYPE_STRING:
- return mprParseInteger(vp->string);
- }
-
- /* Not reached */
- return 0;
-}
-
-/******************************************************************************/
-/*
- * Convert the string buffer to an Integer.
- */
-
-int mprParseInteger(char *str)
-{
- char *cp;
- int num;
- int radix, c, negative;
-
- mprAssert(str);
-
- cp = str;
- num = 0;
- negative = 0;
-
- if (*cp == '-') {
- cp++;
- negative = 1;
- }
-
- /*
- * Parse a number. Observe hex and octal prefixes (0x, 0)
- */
- if (*cp != '0') {
- /*
- * Normal numbers (Radix 10)
- */
- while (isdigit((int) *cp)) {
- num = (*cp - '0') + (num * 10);
- cp++;
- }
- } else {
- cp++;
- if (tolower(*cp) == 'x') {
- cp++;
- radix = 16;
- while (*cp) {
- c = tolower(*cp);
- if (isdigit(c)) {
- num = (c - '0') + (num * radix);
- } else if (c >= 'a' && c <= 'f') {
- num = (c - 'a') + (num * radix);
- } else {
- break;
- }
- cp++;
- }
-
- } else{
- radix = 8;
- while (*cp) {
- c = tolower(*cp);
- if (isdigit(c) && c < '8') {
- num = (c - '0') + (num * radix);
- } else {
- break;
- }
- cp++;
- }
- }
- }
-
- if (negative) {
- return 0 - num;
- }
- return num;
-}
-
-/******************************************************************************/
-#if BLD_FEATURE_FLOATING_POINT
-/*
- * Convert the string buffer to an Floating.
- */
-
-double mprParseFloat(char *str)
-{
- return atof(str);
-}
-
-/******************************************************************************/
-
-bool mprIsNan(double f)
-{
-#if WIN
- return _isnan(f);
-#elif VXWORKS
- // FUTURE
- return (0);
-#else
- return (f == FP_NAN);
-#endif
-}
-/******************************************************************************/
-
-bool mprIsInfinite(double f)
-{
-#if WIN
- return !_finite(f);
-#elif VXWORKS
- // FUTURE
- return (0);
-#else
- return (f == FP_INFINITE);
-#endif
-}
-
-#endif // BLD_FEATURE_FLOATING_POINT
-/******************************************************************************/
-
-/*
- * Local variables:
- * tab-width: 4
- * c-basic-offset: 4
- * End:
- * vim:tw=78
- * vim600: sw=4 ts=4 fdm=marker
- * vim<600: sw=4 ts=4
- */