diff options
Diffstat (limited to 'fs/cifs/cifsglob.h')
| -rw-r--r-- | fs/cifs/cifsglob.h | 71 |
1 files changed, 47 insertions, 24 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index 006eb33bff5f..6d7cf5f3bc0b 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -88,7 +88,8 @@ enum statusEnum { }; enum securityEnum { - NTLM = 0, /* Legacy NTLM012 auth with NTLM hash */ + LANMAN = 0, /* Legacy LANMAN auth */ + NTLM, /* Legacy NTLM012 auth with NTLM hash */ NTLMv2, /* Legacy NTLM auth with NTLMv2 hash */ RawNTLMSSP, /* NTLMSSP without SPNEGO */ NTLMSSP, /* NTLMSSP via SPNEGO */ @@ -157,7 +158,7 @@ struct TCP_Server_Info { /* 16th byte of RFC1001 workstation name is always null */ char workstation_RFC1001_name[SERVER_NAME_LEN_WITH_NULL]; __u32 sequence_number; /* needed for CIFS PDU signature */ - char mac_signing_key[CIFS_SESSION_KEY_SIZE + 16]; + char mac_signing_key[CIFS_SESS_KEY_SIZE + 16]; }; /* @@ -179,10 +180,13 @@ struct cifsUidInfo { struct cifsSesInfo { struct list_head cifsSessionList; struct semaphore sesSem; +#if 0 struct cifsUidInfo *uidInfo; /* pointer to user info */ +#endif struct TCP_Server_Info *server; /* pointer to server info */ atomic_t inUse; /* # of mounts (tree connections) on this ses */ enum statusEnum status; + unsigned overrideSecFlg; /* if non-zero override global sec flags */ __u16 ipc_tid; /* special tid for connection to IPC share */ __u16 flags; char *serverOS; /* name of operating system underlying server */ @@ -194,7 +198,7 @@ struct cifsSesInfo { char serverName[SERVER_NAME_LEN_WITH_NULL * 2]; /* BB make bigger for TCP names - will ipv6 and sctp addresses fit? */ char userName[MAX_USERNAME_SIZE + 1]; - char domainName[MAX_USERNAME_SIZE + 1]; + char * domainName; char * password; }; /* session flags */ @@ -209,12 +213,12 @@ struct cifsTconInfo { struct list_head openFileList; struct semaphore tconSem; struct cifsSesInfo *ses; /* pointer to session associated with */ - char treeName[MAX_TREE_SIZE + 1]; /* UNC name of resource (in ASCII not UTF) */ + char treeName[MAX_TREE_SIZE + 1]; /* UNC name of resource in ASCII */ char *nativeFileSystem; __u16 tid; /* The 2 byte tree id */ __u16 Flags; /* optional support bits */ enum statusEnum tidStatus; - atomic_t useCount; /* how many mounts (explicit or implicit) to this share */ + atomic_t useCount; /* how many explicit/implicit mounts to share */ #ifdef CONFIG_CIFS_STATS atomic_t num_smbs_sent; atomic_t num_writes; @@ -254,7 +258,7 @@ struct cifsTconInfo { spinlock_t stat_lock; #endif /* CONFIG_CIFS_STATS */ FILE_SYSTEM_DEVICE_INFO fsDevInfo; - FILE_SYSTEM_ATTRIBUTE_INFO fsAttrInfo; /* ok if file system name truncated */ + FILE_SYSTEM_ATTRIBUTE_INFO fsAttrInfo; /* ok if fs name truncated */ FILE_SYSTEM_UNIX_INFO fsUnixInfo; unsigned retry:1; unsigned nocase:1; @@ -305,7 +309,6 @@ struct cifsFileInfo { atomic_t wrtPending; /* handle in use - defer close */ struct semaphore fh_sem; /* prevents reopen race after dead ses*/ char * search_resume_name; /* BB removeme BB */ - unsigned int resume_name_length; /* BB removeme - field renamed and moved BB */ struct cifs_search_info srch_inf; }; @@ -391,9 +394,9 @@ struct mid_q_entry { struct smb_hdr *resp_buf; /* response buffer */ int midState; /* wish this were enum but can not pass to wait_event */ __u8 command; /* smb command code */ - unsigned multiPart:1; /* multiple responses to one SMB request */ unsigned largeBuf:1; /* if valid response, is pointer to large buf */ - unsigned multiResp:1; /* multiple trans2 responses for one request */ + unsigned multiRsp:1; /* multiple trans2 responses for one request */ + unsigned multiEnd:1; /* both received */ }; struct oplock_q_entry { @@ -430,15 +433,35 @@ struct dir_notify_req { #define CIFS_LARGE_BUFFER 2 #define CIFS_IOVEC 4 /* array of response buffers */ -/* Type of session setup needed */ -#define CIFS_PLAINTEXT 0 -#define CIFS_LANMAN 1 -#define CIFS_NTLM 2 -#define CIFS_NTLMSSP_NEG 3 -#define CIFS_NTLMSSP_AUTH 4 -#define CIFS_SPNEGO_INIT 5 -#define CIFS_SPNEGO_TARG 6 - +/* Security Flags: indicate type of session setup needed */ +#define CIFSSEC_MAY_SIGN 0x00001 +#define CIFSSEC_MAY_NTLM 0x00002 +#define CIFSSEC_MAY_NTLMV2 0x00004 +#define CIFSSEC_MAY_KRB5 0x00008 +#ifdef CONFIG_CIFS_WEAK_PW_HASH +#define CIFSSEC_MAY_LANMAN 0x00010 +#define CIFSSEC_MAY_PLNTXT 0x00020 +#endif /* weak passwords */ +#define CIFSSEC_MAY_SEAL 0x00040 /* not supported yet */ + +#define CIFSSEC_MUST_SIGN 0x01001 +/* note that only one of the following can be set so the +result of setting MUST flags more than once will be to +require use of the stronger protocol */ +#define CIFSSEC_MUST_NTLM 0x02002 +#define CIFSSEC_MUST_NTLMV2 0x04004 +#define CIFSSEC_MUST_KRB5 0x08008 +#ifdef CONFIG_CIFS_WEAK_PW_HASH +#define CIFSSEC_MUST_LANMAN 0x10010 +#define CIFSSEC_MUST_PLNTXT 0x20020 +#define CIFSSEC_MASK 0x37037 /* current flags supported if weak */ +#else +#define CIFSSEC_MASK 0x07007 /* flags supported if no weak config */ +#endif /* WEAK_PW_HASH */ +#define CIFSSEC_MUST_SEAL 0x40040 /* not supported yet */ + +#define CIFSSEC_DEF CIFSSEC_MAY_SIGN | CIFSSEC_MAY_NTLM | CIFSSEC_MAY_NTLMV2 +#define CIFSSEC_MAX CIFSSEC_MUST_SIGN | CIFSSEC_MUST_NTLMV2 /* ***************************************************************** * All constants go here @@ -500,16 +523,16 @@ GLOBAL_EXTERN rwlock_t GlobalSMBSeslock; /* protects list inserts on 3 above */ GLOBAL_EXTERN struct list_head GlobalOplock_Q; GLOBAL_EXTERN struct list_head GlobalDnotifyReqList; /* Outstanding dir notify requests */ -GLOBAL_EXTERN struct list_head GlobalDnotifyRsp_Q; /* Dir notify response queue */ +GLOBAL_EXTERN struct list_head GlobalDnotifyRsp_Q;/* DirNotify response queue */ /* * Global transaction id (XID) information */ GLOBAL_EXTERN unsigned int GlobalCurrentXid; /* protected by GlobalMid_Sem */ -GLOBAL_EXTERN unsigned int GlobalTotalActiveXid; /* prot by GlobalMid_Sem */ +GLOBAL_EXTERN unsigned int GlobalTotalActiveXid; /* prot by GlobalMid_Sem */ GLOBAL_EXTERN unsigned int GlobalMaxActiveXid; /* prot by GlobalMid_Sem */ -GLOBAL_EXTERN spinlock_t GlobalMid_Lock; /* protects above and list operations */ - /* on midQ entries */ +GLOBAL_EXTERN spinlock_t GlobalMid_Lock; /* protects above & list operations */ + /* on midQ entries */ GLOBAL_EXTERN char Local_System_Name[15]; /* @@ -531,7 +554,7 @@ GLOBAL_EXTERN atomic_t smBufAllocCount; GLOBAL_EXTERN atomic_t midCount; /* Misc globals */ -GLOBAL_EXTERN unsigned int multiuser_mount; /* if enabled allows new sessions +GLOBAL_EXTERN unsigned int multiuser_mount; /* if enabled allows new sessions to be established on existing mount if we have the uid/password or Kerberos credential or equivalent for current user */ @@ -540,8 +563,8 @@ GLOBAL_EXTERN unsigned int experimEnabled; GLOBAL_EXTERN unsigned int lookupCacheEnabled; GLOBAL_EXTERN unsigned int extended_security; /* if on, session setup sent with more secure ntlmssp2 challenge/resp */ -GLOBAL_EXTERN unsigned int ntlmv2_support; /* better optional password hash */ GLOBAL_EXTERN unsigned int sign_CIFS_PDUs; /* enable smb packet signing */ +GLOBAL_EXTERN unsigned int secFlags; GLOBAL_EXTERN unsigned int linuxExtEnabled;/*enable Linux/Unix CIFS extensions*/ GLOBAL_EXTERN unsigned int CIFSMaxBufSize; /* max size not including hdr */ GLOBAL_EXTERN unsigned int cifs_min_rcv; /* min size of big ntwrk buf pool */ |