Unix SMB/Netbios implementation.
Version 1.9.
SMB parameters and setup
- Copyright (C) Andrew Tridgell 1992-1997
- Copyright (C) John H Terpstra 1996-1997
+ Copyright (C) Andrew Tridgell 1992-1998
+ Copyright (C) John H Terpstra 1996-1998
+ Copyright (C) Luke Kenneth Casson Leighton 1996-1998
+ Copyright (C) Paul Ashton 1998
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#ifndef _SMB_H
#define _SMB_H
-#ifndef MAX_CONNECTIONS
-#define MAX_CONNECTIONS 127
-#endif
-
-#ifndef MAX_OPEN_FILES
-#define MAX_OPEN_FILES 50
-#endif
-
-#ifndef GUEST_ACCOUNT
-#define GUEST_ACCOUNT "nobody"
-#endif
-
#define BUFFER_SIZE (0xFFFF)
#define SAFETY_MARGIN 1024
-/* Default size of shared memory used for share mode locking */
-#ifndef SHMEM_SIZE
-#define SHMEM_SIZE 102400
-#endif
-
-/* Default number of hash buckets used in shared memory share mode */
-#ifndef SHMEM_HASH_SIZE
-#define SHMEM_HASH_SIZE 113
-#endif
-
#define NMB_PORT 137
#define DGRAM_PORT 138
#define SMB_PORT 139
#define BOOLSTR(b) ((b) ? "Yes" : "No")
#define BITSETB(ptr,bit) ((((char *)ptr)[0] & (1<<(bit)))!=0)
#define BITSETW(ptr,bit) ((SVAL(ptr,0) & (1<<(bit)))!=0)
+
+#define IS_BITS_SET_ALL(var,bit) (((var)&(bit))==(bit))
+#define IS_BITS_SET_SOME(var,bit) (((var)&(bit))!=0)
+#define IS_BITS_CLR_ALL(var,bit) (((var)&(~(bit)))==0)
+
#define PTR_DIFF(p1,p2) ((ptrdiff_t)(((char *)(p1)) - (char *)(p2)))
typedef int BOOL;
-/* offset in shared memory */
-typedef int smb_shm_offset_t;
-#define NULL_OFFSET (smb_shm_offset_t)(0)
-
+/* limiting size of ipc replies */
+#define REALLOC(ptr,size) Realloc(ptr,MAX((size),4*1024))
/*
Samba needs type definitions for int16, int32, uint16 and uint32.
typedef int int32;
#endif
+#ifndef uint8
+typedef unsigned char uint8;
+#endif
+
#ifndef uint16
typedef unsigned short uint16;
#endif
#define DENY_FCB 7
/* share types */
-#define STYPE_DISKTREE 0 /* Disk drive */
-#define STYPE_PRINTQ 1 /* Spooler queue */
-#define STYPE_DEVICE 2 /* Serial device */
-#define STYPE_IPC 3 /* Interprocess communication (IPC) */
+#define STYPE_DISKTREE 0 /* Disk drive */
+#define STYPE_PRINTQ 1 /* Spooler queue */
+#define STYPE_DEVICE 2 /* Serial device */
+#define STYPE_IPC 3 /* Interprocess communication (IPC) */
+#define STYPE_HIDDEN 0x80000000 /* share is a hidden one (ends with $) */
/* SMB X/Open error codes for the ERRdos error class */
#define ERRbadfunc 1 /* Invalid function (or system call) */
typedef fstring string;
-struct smb_passwd {
+/* pipe strings */
+#define PIPE_LANMAN "\\PIPE\\LANMAN"
+#define PIPE_SRVSVC "\\PIPE\\srvsvc"
+#define PIPE_SAMR "\\PIPE\\samr"
+#define PIPE_WKSSVC "\\PIPE\\wkssvc"
+#define PIPE_NETLOGON "\\PIPE\\NETLOGON"
+#define PIPE_NTLSA "\\PIPE\\ntlsa"
+#define PIPE_NTSVCS "\\PIPE\\ntsvcs"
+#define PIPE_LSASS "\\PIPE\\lsass"
+#define PIPE_LSARPC "\\PIPE\\lsarpc"
+
+/* 32 bit time (sec) since 01jan1970 - cifs6.txt, section 3.5, page 30 */
+typedef struct time_info
+{
+ uint32 time;
+
+} UTIME;
+
+/* 64 bit time (100usec) since ????? - cifs6.txt, section 3.5, page 30 */
+typedef struct nttime_info
+{
+ uint32 low;
+ uint32 high;
+
+} NTTIME;
+
+/* Allowable account control bits */
+#define ACB_DISABLED 0x0001 /* 1 = User account disabled */
+#define ACB_HOMDIRREQ 0x0002 /* 1 = Home directory required */
+#define ACB_PWNOTREQ 0x0004 /* 1 = User password not required */
+#define ACB_TEMPDUP 0x0008 /* 1 = Temporary duplicate account */
+#define ACB_NORMAL 0x0010 /* 1 = Normal user account */
+#define ACB_MNS 0x0020 /* 1 = MNS logon user account */
+#define ACB_DOMTRUST 0x0040 /* 1 = Interdomain trust account */
+#define ACB_WSTRUST 0x0080 /* 1 = Workstation trust account */
+#define ACB_SVRTRUST 0x0100 /* 1 = Server trust account */
+#define ACB_PWNOEXP 0x0200 /* 1 = User password does not expire */
+#define ACB_AUTOLOCK 0x0400 /* 1 = Account auto locked */
+
+struct smb_passwd
+{
int smb_userid;
char *smb_name;
unsigned char *smb_passwd; /* Null if no password */
unsigned char *smb_nt_passwd; /* Null if no password */
/* Other fields / flags may be added later */
+ uint16 acct_ctrl;
+};
+
+struct cli_state {
+ int fd;
+ int cnum;
+ int pid;
+ int mid;
+ int uid;
+ int protocol;
+ int sec_mode;
+ int error;
+ int privilages;
+ fstring eff_name;
+ fstring desthost;
+ char cryptkey[8];
+ uint32 sesskey;
+ int serverzone;
+ uint32 servertime;
+ int readbraw_supported;
+ int writebraw_supported;
+ int timeout;
+ int max_xmit;
+ char *outbuf;
+ char *inbuf;
+ int bufsize;
+ int initialised;
};
-struct current_user {
- int cnum, id;
+struct current_user
+{
+ int cnum, vuid;
int uid, gid;
int ngroups;
gid_t *groups;
int *igroups;
+ int *attrs;
};
typedef struct
time_t atime;
time_t ctime;
pstring name;
+
} file_info;
int pos;
uint32 size;
int mode;
- int uid;
+ int vuid;
char *mmap_ptr;
uint32 mmap_size;
write_bmpx_struct *wbmpx_ptr;
BOOL share_mode;
BOOL print_file;
BOOL modified;
+ BOOL granted_oplock;
+ BOOL sent_oplock_break;
+ BOOL reserved;
char *name;
} files_struct;
char *user; /* name of user who *opened* this connection */
int uid; /* uid of user who *opened* this connection */
int gid; /* gid of user who *opened* this connection */
+
uint16 vuid; /* vuid of user who *opened* this connection, or UID_FIELD_INVALID */
+
/* following groups stuff added by ih */
+
/* This groups info is valid for the user that *opened* the connection */
int ngroups;
gid_t *groups;
int *igroups; /* an integer version - some OSes are broken :-( */
+ int *attrs;
+
time_t lastused;
BOOL used;
int num_files_open;
name_compare_entry *hide_list; /* Per-share list of files to return as hidden. */
name_compare_entry *veto_list; /* Per-share list of files to veto (never show). */
+ name_compare_entry *veto_oplock_list; /* Per-share list of files to refuse oplocks on. */
+
} connection_struct;
+/* DOM_CHAL - challenge info */
+typedef struct chal_info
+{
+ uchar data[8]; /* credentials */
+} DOM_CHAL;
+
+/* DOM_CREDs - timestamped client or server credentials */
+typedef struct cred_info
+{
+ DOM_CHAL challenge; /* credentials */
+ UTIME timestamp; /* credential time-stamp */
+
+} DOM_CRED;
+
+/* Domain controller authentication protocol info */
+struct dcinfo
+{
+ DOM_CHAL clnt_chal; /* Initial challenge received from client */
+ DOM_CHAL srv_chal; /* Initial server challenge */
+ DOM_CRED clnt_cred; /* Last client credential */
+ DOM_CRED srv_cred; /* Last server credential */
+
+ uchar sess_key[8]; /* Session key */
+ uchar md4pw[16]; /* md4(machine password) */
+};
typedef struct
{
int uid; /* uid of a validated user */
int gid; /* gid of a validated user */
+
fstring name; /* name of a validated user */
+ fstring real_name; /* to store real name from password file - simeon */
BOOL guest;
+
/* following groups stuff added by ih */
/* This groups info is needed for when we become_user() for this uid */
- int user_ngroups;
- gid_t *user_groups;
- int *user_igroups; /* an integer version - some OSes are broken :-( */
-#if (defined(NETGROUP) && defined(AUTOMOUNT))
- char *home_share; /* to store NIS home of a user - simeon */
-#endif
- char *real_name; /* to store real name from password file - simeon */
+ int n_groups;
+ gid_t *groups;
+ int *igroups; /* an integer version - some OSes are broken :-( */
+ int *attrs; /* attributes associated with each gid */
+
+ int n_sids;
+ int *sids;
+
+ /* per-user authentication information on NT RPCs */
+ struct dcinfo dc;
+
} user_struct;
struct in_addr ip;
struct in_addr bcast;
struct in_addr nmask;
- char *name;
- size_t mtu; /* may be useful in future... */
- short flags;
};
-/* share mode record pointed to in shared memory hash bucket */
-typedef struct
-{
- smb_shm_offset_t next_offset; /* offset of next record in chain from hash bucket */
- int locking_version;
- int32 st_dev;
- int32 st_ino;
- int num_share_mode_entries;
- smb_shm_offset_t share_mode_entries; /* Chain of share mode entries for this file */
- char file_name[1];
-} share_mode_record;
-
-/* share mode entry pointed to by share_mode_record struct */
+/* struct returned by get_share_modes */
typedef struct
{
- smb_shm_offset_t next_share_mode_entry;
int pid;
+ uint16 op_port;
+ uint16 op_type;
int share_mode;
struct timeval time;
} share_mode_entry;
-/* struct returned by get_share_modes */
-typedef struct
-{
- int pid;
- int share_mode;
- struct timeval time;
-} min_share_mode_entry;
-/* Token returned by lock_share_entry (actually ignored by FAST_SHARE_MODES code) */
-typedef int share_lock_token;
+/* each implementation of the share mode code needs
+ to support the following operations */
+struct share_ops {
+ BOOL (*stop_mgmt)(void);
+ BOOL (*lock_entry)(int , uint32 , uint32 , int *);
+ BOOL (*unlock_entry)(int , uint32 , uint32 , int );
+ int (*get_entries)(int , int , uint32 , uint32 , share_mode_entry **);
+ void (*del_entry)(int , int );
+ BOOL (*set_entry)(int , int , uint16 , uint16 );
+ BOOL (*remove_oplock)(int , int);
+ int (*forall)(void (*)(share_mode_entry *, char *));
+ void (*status)(FILE *);
+};
+
+/* each implementation of the shared memory code needs
+ to support the following operations */
+struct shmem_ops {
+ BOOL (*shm_close)( void );
+ int (*shm_alloc)(int );
+ BOOL (*shm_free)(int );
+ int (*get_userdef_off)(void);
+ void *(*offset2addr)(int );
+ int (*addr2offset)(void *addr);
+ BOOL (*lock_hash_entry)(unsigned int);
+ BOOL (*unlock_hash_entry)( unsigned int );
+ BOOL (*get_usage)(int *,int *,int *);
+ unsigned (*hash_size)(void);
+};
-/* Conversion to hash entry index from device and inode numbers. */
-#define HASH_ENTRY(dev,ino) ((( (uint32)(dev) )* ( (uint32)(ino) )) % lp_shmem_hash_size())
/* this is used for smbstatus */
struct connect_record
time_t start;
};
+/* This is used by smbclient to send it to a smbfs mount point */
+struct connection_options {
+ int protocol;
+ /* Connection-Options */
+ uint32 max_xmit;
+ uint16 server_uid;
+ uint16 tid;
+ /* The following are LANMAN 1.0 options */
+ uint16 sec_mode;
+ uint16 max_mux;
+ uint16 max_vcs;
+ uint16 rawmode;
+ uint32 sesskey;
+ /* The following are NT LM 0.12 options */
+ uint32 maxraw;
+ uint32 capabilities;
+ uint16 serverzone;
+};
+
+/* the following are used by loadparm for option lists */
+typedef enum
+{
+ P_BOOL,P_BOOLREV,P_CHAR,P_INTEGER,P_OCTAL,
+ P_STRING,P_USTRING,P_GSTRING,P_UGSTRING,P_ENUM,P_SEP
+} parm_type;
+
+typedef enum
+{
+ P_LOCAL,P_GLOBAL,P_SEPARATOR,P_NONE,
+} parm_class;
+
+struct enum_list {
+ int value;
+ char *name;
+};
+
+struct parm_struct
+{
+ char *label;
+ parm_type type;
+ parm_class class;
+ void *ptr;
+ BOOL (*special)();
+ struct enum_list *enum_list;
+ unsigned flags;
+ union {
+ BOOL bvalue;
+ int ivalue;
+ char *svalue;
+ char cvalue;
+ } def;
+};
+
+
+#define FLAG_BASIC 1 /* fundamental options */
+#define FLAG_HIDE 2 /* options that should be hidden in SWAT */
+#define FLAG_PRINT 4 /* printing options */
+#define FLAG_GLOBAL 8 /* local options that should be globally settable in SWAT */
-#define LOCKING_VERSION 3
+#ifndef LOCKING_VERSION
+#define LOCKING_VERSION 4
+#endif /* LOCKING_VERSION */
/* these are useful macros for checking validity of handles */
#define VALID_FNUM(fnum) (((fnum) >= 0) && ((fnum) < MAX_OPEN_FILES))
#define MAP_ARCHIVE(cnum) (OPEN_CNUM(cnum) && lp_map_archive(SNUM(cnum)))
#define IS_HIDDEN_PATH(cnum,path) (is_in_path((path),Connections[(cnum)].hide_list))
#define IS_VETO_PATH(cnum,path) (is_in_path((path),Connections[(cnum)].veto_list))
+#define IS_VETO_OPLOCK_PATH(cnum,path) (is_in_path((path),Connections[(cnum)].veto_oplock_list))
#define SMBENCRYPT() (lp_encrypted_passwords())
#define SMBfindnclose 0x35 /* Terminate a TRANSACT2_FINDNOTIFYFIRST */
#define SMBulogoffX 0x74 /* user logoff */
-
-/* these are the TRANS2 sub commands */
-#define TRANSACT2_OPEN 0
-#define TRANSACT2_FINDFIRST 1
-#define TRANSACT2_FINDNEXT 2
-#define TRANSACT2_QFSINFO 3
-#define TRANSACT2_SETFSINFO 4
-#define TRANSACT2_QPATHINFO 5
-#define TRANSACT2_SETPATHINFO 6
-#define TRANSACT2_QFILEINFO 7
-#define TRANSACT2_SETFILEINFO 8
-#define TRANSACT2_FSCTL 9
-#define TRANSACT2_IOCTL 10
-#define TRANSACT2_FINDNOTIFYFIRST 11
-#define TRANSACT2_FINDNOTIFYNEXT 12
-#define TRANSACT2_MKDIR 13
-
+/* NT SMB extensions. */
+#define SMBnttrans 0xA0 /* NT transact */
+#define SMBnttranss 0xA1 /* NT transact secondary */
+#define SMBntcreateX 0xA2 /* NT create and X */
+#define SMBntcancel 0xA4 /* NT cancel */
+
+/* These are the TRANS2 sub commands */
+#define TRANSACT2_OPEN 0
+#define TRANSACT2_FINDFIRST 1
+#define TRANSACT2_FINDNEXT 2
+#define TRANSACT2_QFSINFO 3
+#define TRANSACT2_SETFSINFO 4
+#define TRANSACT2_QPATHINFO 5
+#define TRANSACT2_SETPATHINFO 6
+#define TRANSACT2_QFILEINFO 7
+#define TRANSACT2_SETFILEINFO 8
+#define TRANSACT2_FSCTL 9
+#define TRANSACT2_IOCTL 0xA
+#define TRANSACT2_FINDNOTIFYFIRST 0xB
+#define TRANSACT2_FINDNOTIFYNEXT 0xC
+#define TRANSACT2_MKDIR 0xD
+#define TRANSACT2_SESSION_SETUP 0xE
+#define TRANSACT2_GET_DFS_REFERRAL 0x10
+#define TRANSACT2_REPORT_DFS_INCONSISTANCY 0x11
+
+/* These are the NT transact sub commands. */
+#define NT_TRANSACT_CREATE 1
+#define NT_TRANSACT_IOCTL 2
+#define NT_TRANSACT_SET_SECURITY_DESC 3
+#define NT_TRANSACT_NOTIFY_CHANGE 4
+#define NT_TRANSACT_RENAME 5
+#define NT_TRANSACT_QUERY_SECURITY_DESC 6
/* these are the trans2 sub fields for primary requests */
#define smb_tpscnt smb_vwv0
#define BROWSER_ELECTION_VERSION 0x010f
#define BROWSER_CONSTANT 0xaa55
+/* NT Flags2 bits - cifs6.txt section 3.1.2 */
+
+#define FLAGS2_LONG_PATH_COMPONENTS 0x0001
+#define FLAGS2_EXTENDED_ATTRIBUTES 0x0002
+#define FLAGS2_DFS_PATHNAMES 0x1000
+#define FLAGS2_READ_PERMIT_NO_EXECUTE 0x2000
+#define FLAGS2_32_BIT_ERROR_CODES 0x4000
+#define FLAGS2_UNICODE_STRINGS 0x8000
/* Capabilities. see ftp.microsoft.com/developr/drg/cifs/cifs/cifs4.txt */
#define UID_FIELD_INVALID 0
#define VUID_OFFSET 100 /* Amount to bias returned vuid numbers */
-#endif
-
/* Defines needed for multi-codepage support. */
+#define MSDOS_LATIN_1_CODEPAGE 850
#define KANJI_CODEPAGE 932
+#define HANGUL_CODEPAGE 949
+#define BIG5_CODEPAGE 950
#ifdef KANJI
-/* Default client code page - Japanese */
+/*
+ * Default client code page - Japanese
+ */
#define DEFAULT_CLIENT_CODE_PAGE KANJI_CODEPAGE
#else /* KANJI */
-/* Default client code page - 850 - Western European */
-#define DEFAULT_CLIENT_CODE_PAGE 850
+/*
+ * Default client code page - 850 - Western European
+ */
+#define DEFAULT_CLIENT_CODE_PAGE MSDOS_LATIN_1_CODEPAGE
#endif /* KANJI */
-/* Size of buffer to use when moving files across filesystems. */
+
+/*
+ * Size of buffer to use when moving files across filesystems.
+ */
#define COPYBUF_SIZE (8*1024)
-/* Integers used to override error codes. */
+/*
+ * Integers used to override error codes.
+ */
extern int unix_ERR_class;
extern int unix_ERR_code;
+
+/*
+ * Map the Core and Extended Oplock requesst bits down
+ * to common bits (EXCLUSIVE_OPLOCK & BATCH_OPLOCK).
+ */
+
+/*
+ * Core protocol.
+ */
+#define CORE_OPLOCK_REQUEST(inbuf) ((CVAL(inbuf,smb_flg)&((1<<5)|(1<<6)))>>5)
+
+/*
+ * Extended protocol.
+ */
+#define EXTENDED_OPLOCK_REQUEST(inbuf) ((SVAL(inbuf,smb_vwv2)&((1<<1)|(1<<2)))>>1)
+
+/* Lock types. */
+#define LOCKING_ANDX_SHARED_LOCK 0x1
+#define LOCKING_ANDX_OPLOCK_RELEASE 0x2
+#define LOCKING_ANDX_CHANGE_LOCKTYPE 0x4
+#define LOCKING_ANDX_CANCEL_LOCK 0x8
+#define LOCKING_ANDX_LARGE_FILES 0x10
+
+/* Oplock levels */
+#define OPLOCKLEVEL_NONE 0
+#define OPLOCKLEVEL_II 1
+
+/*
+ * Bits we test with.
+ */
+#define EXCLUSIVE_OPLOCK 1
+#define BATCH_OPLOCK 2
+
+#define CORE_OPLOCK_GRANTED (1<<5)
+#define EXTENDED_OPLOCK_GRANTED (1<<15)
+
+/*
+ * Loopback command offsets.
+ */
+
+#define UDP_CMD_LEN_OFFSET 0
+#define UDP_CMD_PORT_OFFSET 4
+#define UDP_CMD_HEADER_LEN 6
+
+#define UDP_MESSAGE_CMD_OFFSET 0
+
+/*
+ * Oplock break command code to send over the udp socket.
+ *
+ * Form of this is :
+ *
+ * 0 2 6 10 14 18 22
+ * +----+--------+--------+--------+-------+--------+
+ * | cmd| pid | dev | inode | sec | usec |
+ * +----+--------+--------+--------+-------+--------+
+ */
+
+#define OPLOCK_BREAK_CMD 0x1
+#define OPLOCK_BREAK_PID_OFFSET 2
+#define OPLOCK_BREAK_DEV_OFFSET 6
+#define OPLOCK_BREAK_INODE_OFFSET 10
+#define OPLOCK_BREAK_SEC_OFFSET 14
+#define OPLOCK_BREAK_USEC_OFFSET 18
+#define OPLOCK_BREAK_MSG_LEN 22
+
+
+#define CMD_REPLY 0x8000
+
+#endif /* _SMB_H */
+
+#include "ntdomain.h"
+
/* _SMB_H */
git.samba.org / tprouty / samba.git / blobdiff