1 files changed, 61 insertions, 0 deletions
diff --git a/pjlib/src/pj/guid_win32.c b/pjlib/src/pj/guid_win32.c
new file mode 100644
index 00000000..8e3707ec
--- /dev/null
+++ b/pjlib/src/pj/guid_win32.c
@@ -0,0 +1,61 @@
+/* $Header: /pjproject-0.3/pjlib/src/pj/guid_win32.c 4     10/14/05 12:26a Bennylp $ */
+/* $Log: /pjproject-0.3/pjlib/src/pj/guid_win32.c $
+ * 
+ * 4     10/14/05 12:26a Bennylp
+ * Finished error code framework, some fixes in ioqueue, etc. Pretty
+ * major.
+ * 
+ * 3     9/17/05 10:37a Bennylp
+ * Major reorganization towards version 0.3.
+ * 
+ */
+#include <pj/guid.h>
+#include <pj/string.h>
+#include <pj/sock.h>
+#include <windows.h>
+#include <objbase.h>
+#include <pj/os.h>
+
+
+const unsigned PJ_GUID_STRING_LENGTH=32;
+
+PJ_INLINE(void) hex2digit(unsigned value, char *p)
+{
+    static char hex[] = {'0', '1', '2', '3', '4', '5', '6', '7',
+			 '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' };
+    *p++ = hex[ (value & 0xF0) >> 4 ];
+    *p++ = hex[ (value & 0x0F) ];
+}
+
+static void guid_to_str( const GUID *guid, pj_str_t *str )
+{
+    unsigned i;
+    GUID guid_copy;
+    const unsigned char *src = (const unsigned char*)&guid_copy;
+    char *dst = str->ptr;
+
+    pj_memcpy(&guid_copy, guid, sizeof(*guid));
+    guid_copy.Data1 = pj_ntohl(guid_copy.Data1);
+    guid_copy.Data2 = pj_ntohs(guid_copy.Data2);
+    guid_copy.Data3 = pj_ntohs(guid_copy.Data3);
+
+    for (i=0; i<16; ++i) {
+	hex2digit( *src, dst );
+	dst += 2;
+	++src;
+    }
+    str->slen = 32;
+}
+
+
+PJ_DEF(pj_str_t*) pj_generate_unique_string(pj_str_t *str)
+{
+    GUID guid;
+
+    PJ_CHECK_STACK();
+
+    CoCreateGuid(&guid);
+    guid_to_str( &guid, str );
+    return str;
+}
+