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/*
* Common defines for cnid
*/
#ifndef _ATALK_CNID_PRIVATE_H
#define _ATALK_CNID_PRIVATE_H 1
#define CNID_OFS 0
#define CNID_LEN 4
#define CNID_DEV_OFS CNID_LEN
#define CNID_DEV_LEN 8
#define CNID_INO_OFS (CNID_DEV_OFS + CNID_DEV_LEN)
#define CNID_INO_LEN 8
#define CNID_DEVINO_OFS CNID_LEN
#define CNID_DEVINO_LEN (CNID_DEV_LEN + CNID_INO_LEN)
#define CNID_TYPE_OFS (CNID_DEVINO_OFS + CNID_DEVINO_LEN)
#define CNID_TYPE_LEN 4
#define CNID_DID_OFS (CNID_TYPE_OFS + CNID_TYPE_LEN)
#define CNID_DID_LEN CNID_LEN
#define CNID_NAME_OFS (CNID_DID_OFS + CNID_DID_LEN)
#define CNID_HEADER_LEN (CNID_NAME_OFS)
#define CNIDFLAG_ROOTINFO_RO (1 << 0)
#define CNIDFLAG_DB_RO (1 << 1)
/* special key/data pair we use to store current cnid and database stamp in cnid2.db */
#define ROOTINFO_KEY "\0\0\0\0"
#define ROOTINFO_KEYLEN 4
/*
Rootinfo data, fields as they are used by normal entries for CNIDs (for reference):
4 bytes: CNID
8 bytes: dev
8 bytes: inode
4 bytes: is a file/directory (type)
4 bytes: DID
x bytes: name
Contents in Rootinfo entry:
4 bytes: 0
8 bytes: db stamp: struct stat.st_ctime of database file
8 bytes: unused
4 bytes: last used CNID
4 bytes: version as htonl(uint32_t)
9 bytes: name "RootInfo"
*/
#define ROOTINFO_DATA "\0\0\0\0" \
"\0\0\0\0\0\0\0\0" \
"\0\0\0\0\0\0\0\0" \
"\0\0\0\0" \
"\0\0\0\0" \
"RootInfo"
#define ROOTINFO_DATALEN (3*4 + 2*8 + 9)
/*
* CNID version history:
* 0: up to Netatalk 2.1.x
* 1: starting with 2.2, additional name index, used in cnid_find
*/
#define CNID_VERSION_0 0
#define CNID_VERSION_1 1
#define CNID_VERSION_UNINTIALIZED_DB UINT32_MAX
/* Current CNID version */
#define CNID_VERSION CNID_VERSION_1
#endif
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