Move some additional stuff to portability.h.

That way, it's available for code in the libpcap project, but doesn't
pollute the namespace of programs on Windows that use WinPcap/Npcap.

1 files changed, 50 insertions, 0 deletions

diff --git a/portability.h b/portability.h
index 6784af5a..ec1fd113 100644
--- a/portability.h
+++ b/portability.h
@@ -128,6 +128,56 @@ extern int pcap_snprintf(char *, size_t, FORMAT_STRING(const char *), ...);
 extern int pcap_vsnprintf(char *, size_t, const char *, va_list ap);
 #endif
 
+#ifdef _WIN32
+  /*
+   * These may be defined by <inttypes.h>.
+   *
+   * XXX - for MSVC, we always want the _MSC_EXTENSIONS versions.
+   * What about other compilers?  If, as the MinGW Web site says MinGW
+   * does, the other compilers just use Microsoft's run-time library,
+   * then they should probably use the _MSC_EXTENSIONS even if the
+   * compiler doesn't define _MSC_EXTENSIONS.
+   *
+   * XXX - we currently aren't using any of these, but this allows
+   * their use in the future.
+   */
+  #ifndef PRId64
+    #ifdef _MSC_EXTENSIONS
+      #define PRId64	"I64d"
+    #else
+      #define PRId64	"lld"
+    #endif
+  #endif /* PRId64 */
+
+  #ifndef PRIo64
+    #ifdef _MSC_EXTENSIONS
+      #define PRIo64	"I64o"
+    #else
+      #define PRIo64	"llo"
+    #endif
+  #endif /* PRIo64 */
+
+  #ifndef PRIx64
+    #ifdef _MSC_EXTENSIONS
+      #define PRIx64	"I64x"
+    #else
+      #define PRIx64	"llx"
+    #endif
+  #endif
+
+  #ifndef PRIu64
+    #ifdef _MSC_EXTENSIONS
+      #define PRIu64	"I64u"
+    #else
+      #define PRIu64	"llu"
+    #endif
+  #endif
+
+  #if !defined(__cplusplus)
+    #define inline __inline
+  #endif
+#endif /* _WIN32 */
+
 #ifdef __cplusplus
 }
 #endif