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authorAlan Mishchenko <alanmi@berkeley.edu>2008-02-22 08:01:00 -0800
committerAlan Mishchenko <alanmi@berkeley.edu>2008-02-22 08:01:00 -0800
commit7d23cc522e416ae1f3d2d53292ef438d1a08b0d7 (patch)
tree5f59908955de0cc52217c159db6c9c5688c959d8 /src/misc/util
parentbd995ee2ca86bcb488d2e9592012b6077a6283f6 (diff)
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Diffstat (limited to 'src/misc/util')
-rw-r--r--src/misc/util/port_type.h60
1 files changed, 60 insertions, 0 deletions
diff --git a/src/misc/util/port_type.h b/src/misc/util/port_type.h
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+++ b/src/misc/util/port_type.h
@@ -0,0 +1,60 @@
+// Portable Data Types
+
+#ifndef __PORT_TYPE__
+#define __PORT_TYPE__
+
+/**
+ * Pointer difference type; replacement for ptrdiff_t.
+ *
+ * This is a signed integral type that is the same size as a pointer.
+ *
+ * NOTE: This type may be different sizes on different platforms.
+ */
+#if defined(__ccdoc__)
+typedef platform_dependent_type PORT_PTRDIFF_T;
+#elif defined(LIN64)
+typedef long PORT_PTRDIFF_T;
+#elif defined(NT64)
+typedef long long PORT_PTRDIFF_T;
+#elif defined(NT) || defined(LIN) || defined(WIN32)
+typedef int PORT_PTRDIFF_T;
+#else
+ #error unknown platform
+#endif /* defined(PLATFORM) */
+
+/**
+ * Unsigned integral type that can contain a pointer.
+ *
+ * This is an unsigned integral type that is the same size as a pointer.
+ *
+ * NOTE: This type may be different sizes on different platforms.
+ */
+#if defined(__ccdoc__)
+typedef platform_dependent_type PORT_PTRUINT_T;
+#elif defined(LIN64)
+typedef unsigned long PORT_PTRUINT_T;
+#elif defined(NT64)
+typedef unsigned long long PORT_PTRUINT_T;
+#elif defined(NT) || defined(LIN) || defined(WIN32)
+typedef unsigned int PORT_PTRUINT_T;
+#else
+ #error unknown platform
+#endif /* defined(PLATFORM) */
+
+
+/**
+ * 64-bit signed integral type.
+ */
+#if defined(__ccdoc__)
+typedef platform_dependent_type PORT_INT64_T;
+#elif defined(LIN64)
+typedef long PORT_INT64_T;
+#elif defined(NT64) || defined(LIN)
+typedef long long PORT_INT64_T;
+#elif defined(WIN32) || defined(NT)
+typedef signed __int64 PORT_INT64_T;
+#else
+ #error unknown platform
+#endif /* defined(PLATFORM) */
+
+#endif