Index: gecko-sdk/include/pratom.h |
=================================================================== |
--- gecko-sdk/include/pratom.h (revision 0) |
+++ gecko-sdk/include/pratom.h (revision 0) |
@@ -0,0 +1,161 @@ |
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
+/* ***** BEGIN LICENSE BLOCK ***** |
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1 |
+ * |
+ * The contents of this file are subject to the Mozilla Public License Version |
+ * 1.1 (the "License"); you may not use this file except in compliance with |
+ * the License. You may obtain a copy of the License at |
+ * http://www.mozilla.org/MPL/ |
+ * |
+ * Software distributed under the License is distributed on an "AS IS" basis, |
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License |
+ * for the specific language governing rights and limitations under the |
+ * License. |
+ * |
+ * The Original Code is the Netscape Portable Runtime (NSPR). |
+ * |
+ * The Initial Developer of the Original Code is |
+ * Netscape Communications Corporation. |
+ * Portions created by the Initial Developer are Copyright (C) 1998-2000 |
+ * the Initial Developer. All Rights Reserved. |
+ * |
+ * Contributor(s): |
+ * |
+ * Alternatively, the contents of this file may be used under the terms of |
+ * either the GNU General Public License Version 2 or later (the "GPL"), or |
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), |
+ * in which case the provisions of the GPL or the LGPL are applicable instead |
+ * of those above. If you wish to allow use of your version of this file only |
+ * under the terms of either the GPL or the LGPL, and not to allow others to |
+ * use your version of this file under the terms of the MPL, indicate your |
+ * decision by deleting the provisions above and replace them with the notice |
+ * and other provisions required by the GPL or the LGPL. If you do not delete |
+ * the provisions above, a recipient may use your version of this file under |
+ * the terms of any one of the MPL, the GPL or the LGPL. |
+ * |
+ * ***** END LICENSE BLOCK ***** */ |
+ |
+/* GLOBAL FUNCTIONS: |
+** DESCRIPTION: |
+** PR Atomic operations |
+*/ |
+ |
+#ifndef pratom_h___ |
+#define pratom_h___ |
+ |
+#include "prtypes.h" |
+#include "prlock.h" |
+ |
+PR_BEGIN_EXTERN_C |
+ |
+/* |
+** FUNCTION: PR_AtomicIncrement |
+** DESCRIPTION: |
+** Atomically increment a 32 bit value. |
+** INPUTS: |
+** val: a pointer to the value to increment |
+** RETURN: |
+** the returned value is the result of the increment |
+*/ |
+NSPR_API(PRInt32) PR_AtomicIncrement(PRInt32 *val); |
+ |
+/* |
+** FUNCTION: PR_AtomicDecrement |
+** DESCRIPTION: |
+** Atomically decrement a 32 bit value. |
+** INPUTS: |
+** val: a pointer to the value to decrement |
+** RETURN: |
+** the returned value is the result of the decrement |
+*/ |
+NSPR_API(PRInt32) PR_AtomicDecrement(PRInt32 *val); |
+ |
+/* |
+** FUNCTION: PR_AtomicSet |
+** DESCRIPTION: |
+** Atomically set a 32 bit value. |
+** INPUTS: |
+** val: A pointer to a 32 bit value to be set |
+** newval: The newvalue to assign to val |
+** RETURN: |
+** Returns the prior value |
+*/ |
+NSPR_API(PRInt32) PR_AtomicSet(PRInt32 *val, PRInt32 newval); |
+ |
+/* |
+** FUNCTION: PR_AtomicAdd |
+** DESCRIPTION: |
+** Atomically add a 32 bit value. |
+** INPUTS: |
+** ptr: a pointer to the value to increment |
+** val: value to be added |
+** RETURN: |
+** the returned value is the result of the addition |
+*/ |
+NSPR_API(PRInt32) PR_AtomicAdd(PRInt32 *ptr, PRInt32 val); |
+ |
+/* |
+** LIFO linked-list (stack) |
+*/ |
+typedef struct PRStackElemStr PRStackElem; |
+ |
+struct PRStackElemStr { |
+ PRStackElem *prstk_elem_next; /* next pointer MUST be at offset 0; |
+ assembly language code relies on this */ |
+}; |
+ |
+typedef struct PRStackStr PRStack; |
+ |
+/* |
+** FUNCTION: PR_CreateStack |
+** DESCRIPTION: |
+** Create a stack, a LIFO linked list |
+** INPUTS: |
+** stack_name: a pointer to string containing the name of the stack |
+** RETURN: |
+** A pointer to the created stack, if successful, else NULL. |
+*/ |
+NSPR_API(PRStack *) PR_CreateStack(const char *stack_name); |
+ |
+/* |
+** FUNCTION: PR_StackPush |
+** DESCRIPTION: |
+** Push an element on the top of the stack |
+** INPUTS: |
+** stack: pointer to the stack |
+** stack_elem: pointer to the stack element |
+** RETURN: |
+** None |
+*/ |
+NSPR_API(void) PR_StackPush(PRStack *stack, PRStackElem *stack_elem); |
+ |
+/* |
+** FUNCTION: PR_StackPop |
+** DESCRIPTION: |
+** Remove the element on the top of the stack |
+** INPUTS: |
+** stack: pointer to the stack |
+** RETURN: |
+** A pointer to the stack element removed from the top of the stack, |
+** if non-empty, |
+** else NULL |
+*/ |
+NSPR_API(PRStackElem *) PR_StackPop(PRStack *stack); |
+ |
+/* |
+** FUNCTION: PR_DestroyStack |
+** DESCRIPTION: |
+** Destroy the stack |
+** INPUTS: |
+** stack: pointer to the stack |
+** RETURN: |
+** PR_SUCCESS - if successfully deleted |
+** PR_FAILURE - if the stack is not empty |
+** PR_GetError will return |
+** PR_INVALID_STATE_ERROR - stack is not empty |
+*/ |
+NSPR_API(PRStatus) PR_DestroyStack(PRStack *stack); |
+ |
+PR_END_EXTERN_C |
+ |
+#endif /* pratom_h___ */ |
Property changes on: gecko-sdk\include\pratom.h |
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Added: svn:eol-style |
+ LF |