- initial import

git-svn-id: http://moon:8086/svn/mips@1 a8ebac50-d88d-4704-bea3-6648445a41b3
2014-07-20 15:01:37 +00:00
commit 26291bca3d
1549 changed files with 3997969 additions and 0 deletions
@@ -0,0 +1,98 @@
+#include <stdlib.h>
+#include <string.h>
+#include "stack.h"
+
+stack_t* Stack_free_top(stack_t *pObj)
+{
+	stack_t *pCurr, *pNext;
+
+	if (pObj == NULL)
+		return pObj;
+
+	pCurr = pObj->pNext;
+	while(pCurr)
+	{
+		if (pCurr->pData)
+			jfree(pCurr->pData);
+		pNext = pCurr->pNext;
+		jfree(pCurr);
+		pCurr = pNext;
+	}
+	return pObj;
+}
+
+stack_t* Stack_free(stack_t *pObj)
+{
+	stack_t *pCurr;
+
+	if (pObj == NULL)
+		return pObj;
+
+	while(pObj->pNext)
+		pObj = pObj->pNext;
+
+	while(pObj)
+	{
+		pCurr = pObj->pPrev;
+		if (pObj->pData)
+			jfree(pObj->pData);
+		jfree(pObj);
+		pObj = pCurr;
+	}
+	return pObj;
+}
+
+stack_t* Stack_push(stack_t *pObj, void **ppData, UINT32 size)
+{
+	stack_t *pCurr;
+
+	if (!pObj)
+	{
+		pCurr = (stack_t*)jmalloc(sizeof(stack_t));
+		memset(pCurr, 0, sizeof(stack_t));
+	}
+	else
+	{
+		pCurr = pObj->pNext;
+		if (!pCurr)
+		{
+			pCurr = (stack_t*)jmalloc(sizeof(stack_t));
+			memset(pCurr, 0, sizeof(stack_t));
+		}
+	}
+	pCurr->pPrev = pObj;
+
+	if (size)
+	{
+		if (!pCurr->pData)
+			pCurr->pData = (void*)jmalloc(size);
+		if (pCurr->pPrev)
+		{
+			if (pCurr->pPrev->size == size)
+				memcpy(pCurr->pData, pCurr->pPrev->pData, size);
+		}
+		else
+			memset(pCurr->pData, 0, size);
+	}
+	pCurr->size = size;
+	*ppData = pCurr->pData;
+	return pCurr;
+
+}
+
+stack_t* Stack_pop(stack_t *pObj, void **ppData)
+{
+	stack_t *pCurr;
+
+	if (pObj == NULL)
+		return pObj;
+
+	if (pObj->pPrev == NULL)
+		return pObj->pPrev;
+
+	pCurr = pObj->pPrev;
+	*ppData = pCurr->pData;
+
+	return pCurr;
+}
+