summaryrefslogtreecommitdiffstats
path: root/C/7zAlloc.c
diff options
context:
space:
mode:
Diffstat (limited to 'C/7zAlloc.c')
-rwxr-xr-xC/7zAlloc.c76
1 files changed, 76 insertions, 0 deletions
diff --git a/C/7zAlloc.c b/C/7zAlloc.c
new file mode 100755
index 0000000..8874496
--- /dev/null
+++ b/C/7zAlloc.c
@@ -0,0 +1,76 @@
+/* 7zAlloc.c -- Allocation functions
+2010-10-29 : Igor Pavlov : Public domain */
+
+#include "7zAlloc.h"
+
+/* #define _SZ_ALLOC_DEBUG */
+/* use _SZ_ALLOC_DEBUG to debug alloc/free operations */
+
+#ifdef _SZ_ALLOC_DEBUG
+
+#ifdef _WIN32
+#include <windows.h>
+#endif
+
+#include <stdio.h>
+int g_allocCount = 0;
+int g_allocCountTemp = 0;
+
+#endif
+
+void *SzAlloc(void *p, size_t size)
+{
+ p = p;
+ if (size == 0)
+ return 0;
+ #ifdef _SZ_ALLOC_DEBUG
+ fprintf(stderr, "\nAlloc %10d bytes; count = %10d", size, g_allocCount);
+ g_allocCount++;
+ #endif
+ return malloc(size);
+}
+
+void SzFree(void *p, void *address)
+{
+ p = p;
+ #ifdef _SZ_ALLOC_DEBUG
+ if (address != 0)
+ {
+ g_allocCount--;
+ fprintf(stderr, "\nFree; count = %10d", g_allocCount);
+ }
+ #endif
+ free(address);
+}
+
+void *SzAllocTemp(void *p, size_t size)
+{
+ p = p;
+ if (size == 0)
+ return 0;
+ #ifdef _SZ_ALLOC_DEBUG
+ fprintf(stderr, "\nAlloc_temp %10d bytes; count = %10d", size, g_allocCountTemp);
+ g_allocCountTemp++;
+ #ifdef _WIN32
+ return HeapAlloc(GetProcessHeap(), 0, size);
+ #endif
+ #endif
+ return malloc(size);
+}
+
+void SzFreeTemp(void *p, void *address)
+{
+ p = p;
+ #ifdef _SZ_ALLOC_DEBUG
+ if (address != 0)
+ {
+ g_allocCountTemp--;
+ fprintf(stderr, "\nFree_temp; count = %10d", g_allocCountTemp);
+ }
+ #ifdef _WIN32
+ HeapFree(GetProcessHeap(), 0, address);
+ return;
+ #endif
+ #endif
+ free(address);
+}