new file mode 100644

@@ -0,0 +1,35 @@

+void mymemmove(void *dest, void *orig, int size)

+{

+        int i;

+        if(dest<orig) {

+                for(i=0;i<size;i++)

+                        ((unsigned char *)dest)[i]=((unsigned char *)orig)[i];

+        } else {

+                for(i=size-1;i>=0;i--)

+                        ((unsigned char *)dest)[i]=((unsigned char *)orig)[i];

+        }

+}

+

+void mymemcpy(void *dest, void *orig, int size)

+{

+        for(;size>0;size--)

+                *((unsigned char *)(dest++))=*((unsigned char *)(orig++));

+}

+

+

+

+void mymemset(void *dest, int value, int size)

+{

+	for(;size>0;size--)

+                *((unsigned char *)(dest++))=value;

+}

+

+int

+mystrlen(char *str)

+{

+	int l;

+	for(l=0;*str!='\0';l++,str++)

+		;

+	return(l);

+}

+