uuid.h

xtunnel nat/fw traversal source code

/*
 * Public include file for the UUID library
 * 
 * Copyright (C) 1996, 1997, 1998 Theodore Ts'o.
 *
 * %Begin-Header%
 * This file may be redistributed under the terms of the GNU 
 * Library General Public License.
 * %End-Header%
 */
 
#ifndef UUID_H_ECFFDD64_3A8A_471C_98AD_88A433118234_
#define UUID_H_ECFFDD64_3A8A_471C_98AD_88A433118234_ 1

/* UUID Variant definitions */
#define UUID_VARIANT_NCS 	0
#define UUID_VARIANT_DCE 	1
#define UUID_VARIANT_MICROSOFT	2
#define UUID_VARIANT_OTHER	3

#if VS_TARGET_OS_MAC
#pragma options align=packed
#elif VS_TARGET_OS_LINUX
#pragma pack (1)
#elif VS_TARGET_OS_OPENBSD
#pragma pack (1)
#else
#error undefined target OS!
#endif // VS_TARGET_OS_MAC

struct uuid_t 
   {
   unsigned long		time_low;
   unsigned short	time_mid;
   unsigned short	time_hi_and_version;
   unsigned char		clock_seq_hi_and_reserved;
   unsigned char		clock_seq_low;
   unsigned char		node[6];
   };

#if VS_TARGET_OS_MAC
#pragma options align=reset
#elif VS_TARGET_OS_LINUX
#pragma pack (0)
#elif VS_TARGET_OS_OPENBSD
#pragma pack ()
#else
#error undefined target OS!
#endif // VS_TARGET_OS_MAC

typedef struct uuid_t uuid_t;
typedef struct uuid_t clsid_t;	/* class ID; refers to a particular thing	*/
typedef struct uuid_t iid_t;		/* interface ID; refers to an interface */

#ifdef __cplusplus
extern "C" {
#endif // __cplusplus

/* clear.c */
void uuid_clear(uuid_t* uu);

/* compare.c */
int uuid_compare(const uuid_t* uu1, const uuid_t* uu2);

/* copy.c */
void uuid_copy(uuid_t* dst, const uuid_t* src);

/* gen_uuid.c */
void uuid_generate(uuid_t* out);
void uuid_generate_random(uuid_t* out);
void uuid_generate_time(uuid_t* out);

/* isnull.c */
int uuid_is_null(const uuid_t* uu);

/* parse.c */
int uuid_parse(const char *in, uuid_t* uu);

/* unparse.c */
void uuid_unparse(const uuid_t* uu, char *out);

/* uuid_time.c */
time_t uuid_time(const uuid_t* uu, struct timeval *ret_tv);
int uuid_type(const uuid_t* uu);
int uuid_variant(const uuid_t* uu);

inline int GenerateUUID(uuid_t *uuid) { uuid_generate(uuid); return 0; }

// outString may be NULL, in which case result points to a static 256 char buffer
const char* GetUUIDString(uuid_t* pUUID, char* szOutString);

// will use platform specific calls if possible
void CreatePlatformUUID(uuid_t *pUUID);

#ifdef __cplusplus
}
#endif // __cplusplus


#endif // UUID_H_ECFFDD64_3A8A_471C_98AD_88A433118234_