/* * Copyright 2000, International Business Machines Corporation and others. * All Rights Reserved. * * This software has been released under the terms of the IBM Public * License. For details, see the LICENSE file in the top-level source * directory or online at http://www.openafs.org/dl/license10.html */ #include "ptint.h" #define PRSRV 73 #define ENTRYSIZE 192 #define HASHSIZE 8191 #define PRBADID 0x80000000 #define SYSVIEWERID -203 #define SYSADMINID -204 #define SYSBACKUPID -205 #define ANYUSERID -101 #define AUTHUSERID -102 #define ANONYMOUSID 32766 #define PRDBVERSION 0 struct prheader { afs_int32 version; /* database version number */ afs_int32 headerSize; /* bytes in header (almost version#) */ afs_int32 freePtr; /* first free entry in freelist */ afs_int32 eofPtr; /* first free byte in file */ afs_int32 maxGroup; /* most negative group id */ afs_int32 maxID; /* largest user id allocated */ afs_int32 maxForeign; /* largest foreign id allocated */ afs_int32 maxInst; /* largest sub/super id allocated */ afs_int32 orphan; /* groups owned by deleted users */ afs_int32 usercount; /* num users in system */ afs_int32 groupcount; /* num groups in system */ afs_int32 foreigncount; /* num registered foreign users NYI */ afs_int32 instcount; /* number of sub and super users NYI */ afs_int32 reserved[5]; /* just in case */ afs_int32 nameHash[HASHSIZE]; /* hash table for names */ afs_int32 idHash[HASHSIZE]; /* hash table for ids */ }; extern struct prheader cheader; #define set_header_word(tt,field,value) \ pr_Write ((tt), 0, ((char *)&(cheader.field) - (char *)&cheader), \ ((cheader.field = (value)), (char *)&(cheader.field)), \ sizeof(afs_int32)) #define inc_header_word(tt,field,inc) \ pr_Write ((tt), 0, ((char *)&(cheader.field) - (char *)&cheader), \ ((cheader.field = (htonl(ntohl(cheader.field)+(inc)))), \ (char *)&(cheader.field)), \ sizeof(afs_int32)) #define PRFREE 1 /* 1 if in free list */ #define PRGRP 2 /* 1 if a group entry */ #define PRCONT 4 /* 1 if an extension block */ #define PRCELL 8 /* 1 if cell entry */ #define PRFOREIGN 16 /* 1 if foreign user */ #define PRINST 32 /* 1 if sub/super instance */ #define PRTYPE 0x3f /* type bits: only one should be set */ #define PRUSER 0 /* all type bits 0 => user entry */ #define PRACCESS (1<<6) /* access checking enabled */ #define PRQUOTA (1<<7) /* group creation quota checking on */ /* define the access bits for entries, they are stored in the left half of the * entry's flags. The SetFields interface takes them in the right half. There * are eight bits altogether defining access rights for status, owned, member, * add, and remove operations. For rights with two bits the values are defined * to be o=00, m=01, a=10, with 11 reserved. As implemented, however, it is * o=00, m=01, a=1x. */ #define PRIVATE_SHIFT 16 /* move privacy bits to left half of flags */ #define PRP_STATUS_ANY (0x80 << PRIVATE_SHIFT) #define PRP_STATUS_MEM (0x40 << PRIVATE_SHIFT) #define PRP_OWNED_ANY (0x20 << PRIVATE_SHIFT) #define PRP_MEMBER_ANY (0x10 << PRIVATE_SHIFT) #define PRP_MEMBER_MEM (0x08 << PRIVATE_SHIFT) #define PRP_ADD_ANY (0x04 << PRIVATE_SHIFT) #define PRP_ADD_MEM (0x02 << PRIVATE_SHIFT) #define PRP_REMOVE_MEM (0x01 << PRIVATE_SHIFT) #define PRP_GROUP_DEFAULT (PRP_STATUS_ANY | PRP_MEMBER_ANY) #define PRP_USER_DEFAULT (PRP_STATUS_ANY) #define PR_REMEMBER_TIMES 1 struct prentry { afs_int32 flags; /* random flags */ afs_int32 id; /* user or group id */ afs_int32 cellid; /* A foreign users's repsenting group */ afs_int32 next; /* next block same entry (or freelist) */ #ifdef PR_REMEMBER_TIMES afs_uint32 createTime, addTime, removeTime, changeTime; afs_int32 reserved[1]; #else afs_int32 reserved[5]; #endif afs_int32 entries[PRSIZE]; /* groups a user is a member of (or list of members */ afs_int32 nextID; /* id hash table next pointer */ afs_int32 nextName; /* name has table next ptr */ afs_int32 owner; /* id of owner of entry */ afs_int32 creator; /* may differ from owner */ afs_int32 ngroups; /* number of groups this user has created * -- 0 for reg group entries * -- number of foreign users if foreign group */ afs_int32 nusers; /* Users added to foreign group */ afs_int32 count; /* number of members/groups for this group/user */ afs_int32 instance; /* number of sub/super instances for this user NYI */ afs_int32 owned; /* chain of groups owned by this entry */ afs_int32 nextOwned; /* chain of groups for owner of this entry */ afs_int32 parent; /* ptr to super instance NYI */ afs_int32 sibling; /* ptr to sibling instance NYI */ afs_int32 child; /* ptr to first child NYI */ char name[PR_MAXNAMELEN]; /* user or group name */ }; #if defined(SUPERGROUPS) struct prentryg { afs_int32 flags; /* random flags */ afs_int32 id; /* user or group id */ afs_int32 cellid; /* reserved for cellID */ afs_int32 next; /* next block same entry (or freelist) */ #ifdef PR_REMEMBER_TIMES afs_uint32 createTime, addTime, removeTime, changeTime; afs_int32 reserved[1]; #else afs_int32 reserved[5]; #endif afs_int32 entries[PRSIZE]; /* groups a user is a member of (or list of members */ afs_int32 nextID; /* id hash table next pointer */ afs_int32 nextName; /* name has table next ptr */ afs_int32 owner; /* id of owner of entry */ afs_int32 creator; /* may differ from owner */ afs_int32 ngroups; /* number of groups this user has created - 0 for group entries */ afs_int32 nusers; /* number of foreign user entries this user has created - 0 for group entries NYI */ afs_int32 count; /* number of members/groups for this group/user */ afs_int32 countsg; /* number of supergroups for this group */ afs_int32 owned; /* chain of groups owned by this entry */ afs_int32 nextOwned; /* chain of groups for owner of this entry */ afs_int32 nextsg; /* next block same entry for supergroups */ #define SGSIZE 2 /* number of supergroup entries */ afs_int32 supergroup[SGSIZE]; /* supergroups this group belongs to */ char name[PR_MAXNAMELEN]; /* user or group name */ }; #endif /* SUPERGROUPS */ struct contentry { /* continuation of entry */ afs_int32 flags; afs_int32 id; afs_int32 cellid; afs_int32 next; afs_int32 reserved[5]; afs_int32 entries[COSIZE]; }; /* The following are flags for PR_ListEntries() */ #define PRUSERS 0x1 #define PRGROUPS 0x2