X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=fs%2Fcifs%2Fnetmisc.c;h=3b5a5ce882b63083f492c34a3e1b007fe54be87f;hb=8774b7f63be0d1b237bc30d49b6486f7691e2ed4;hp=2bfed3f45d0f97c4d9765bd6842c07e1e39f515f;hpb=0d090b6819e3559dabb05773c4a6dacc4fa94d0e;p=linux-2.6 diff --git a/fs/cifs/netmisc.c b/fs/cifs/netmisc.c index 2bfed3f45d..3b5a5ce882 100644 --- a/fs/cifs/netmisc.c +++ b/fs/cifs/netmisc.c @@ -1,7 +1,7 @@ /* * fs/cifs/netmisc.c * - * Copyright (c) International Business Machines Corp., 2002 + * Copyright (c) International Business Machines Corp., 2002,2008 * Author(s): Steve French (sfrench@us.ibm.com) * * Error mapping routines from Samba libsmb/errormap.c @@ -114,10 +114,16 @@ static const struct smb_to_posix_error mapping_table_ERRSRV[] = { {ERRusempx, -EIO}, {ERRusestd, -EIO}, {ERR_NOTIFY_ENUM_DIR, -ENOBUFS}, - {ERRaccountexpired, -EACCES}, + {ERRnoSuchUser, -EACCES}, +/* {ERRaccountexpired, -EACCES}, {ERRbadclient, -EACCES}, {ERRbadLogonTime, -EACCES}, - {ERRpasswordExpired, -EACCES}, + {ERRpasswordExpired, -EACCES},*/ + {ERRaccountexpired, -EKEYEXPIRED}, + {ERRbadclient, -EACCES}, + {ERRbadLogonTime, -EACCES}, + {ERRpasswordExpired, -EKEYEXPIRED}, + {ERRnosupport, -EINVAL}, {0, 0} }; @@ -126,6 +132,32 @@ static const struct smb_to_posix_error mapping_table_ERRHRD[] = { {0, 0} }; + +/* if the mount helper is missing we need to reverse the 1st slash + from '/' to backslash in order to format the UNC properly for + ip address parsing and for tree connect (unless the user + remembered to put the UNC name in properly). Fortunately we do + not have to call this twice (we check for IPv4 addresses + first, so it is already converted by the time we + try IPv6 addresses */ +static int canonicalize_unc(char *cp) +{ + int i; + + for (i = 0; i <= 46 /* INET6_ADDRSTRLEN */ ; i++) { + if (cp[i] == 0) + break; + if (cp[i] == '\\') + break; + if (cp[i] == '/') { + cFYI(DBG2, ("change slash to \\ in malformed UNC")); + cp[i] = '\\'; + return 1; + } + } + return 0; +} + /* Convert string containing dotted ip address to binary form */ /* returns 0 if invalid address */ @@ -135,16 +167,16 @@ cifs_inet_pton(int address_family, char *cp, void *dst) int ret = 0; /* calculate length by finding first slash or NULL */ - /* BB Should we convert '/' slash to '\' here since it seems already - * done before this */ - if ( address_family == AF_INET ) { - ret = in4_pton(cp, -1 /* len */, dst , '\\', NULL); - } else if ( address_family == AF_INET6 ) { + if (address_family == AF_INET) { + ret = in4_pton(cp, -1 /* len */, dst, '\\', NULL); + if (ret == 0) { + if (canonicalize_unc(cp)) + ret = in4_pton(cp, -1, dst, '\\', NULL); + } + } else if (address_family == AF_INET6) { ret = in6_pton(cp, -1 /* len */, dst , '\\', NULL); } -#ifdef CONFIG_CIFS_DEBUG2 - cFYI(1, ("address conversion returned %d for %s", ret, cp)); -#endif + cFYI(DBG2, ("address conversion returned %d for %s", ret, cp)); if (ret > 0) ret = 1; return ret; @@ -217,7 +249,8 @@ static const struct { ERRDOS, 87, NT_STATUS_INVALID_PARAMETER_MIX}, { ERRHRD, ERRgeneral, NT_STATUS_INVALID_QUOTA_LOWER}, { ERRHRD, ERRgeneral, NT_STATUS_DISK_CORRUPT_ERROR}, { - ERRDOS, ERRbadfile, NT_STATUS_OBJECT_NAME_INVALID}, { /* mapping changed since shell does lookup on * and expects file not found */ + /* mapping changed since shell does lookup on * expects FileNotFound */ + ERRDOS, ERRbadfile, NT_STATUS_OBJECT_NAME_INVALID}, { ERRDOS, ERRbadfile, NT_STATUS_OBJECT_NAME_NOT_FOUND}, { ERRDOS, ERRalreadyexists, NT_STATUS_OBJECT_NAME_COLLISION}, { ERRHRD, ERRgeneral, NT_STATUS_HANDLE_NOT_WAITABLE}, { @@ -270,7 +303,7 @@ static const struct { from NT_STATUS_NO_SUCH_USER to NT_STATUS_LOGON_FAILURE during the session setup } */ { - ERRDOS, ERRnoaccess, NT_STATUS_NO_SUCH_USER}, { + ERRDOS, ERRnoaccess, NT_STATUS_NO_SUCH_USER}, { /* could map to 2238 */ ERRHRD, ERRgeneral, NT_STATUS_GROUP_EXISTS}, { ERRHRD, ERRgeneral, NT_STATUS_NO_SUCH_GROUP}, { ERRHRD, ERRgeneral, NT_STATUS_MEMBER_IN_GROUP}, { @@ -285,10 +318,10 @@ static const struct { ERRHRD, ERRgeneral, NT_STATUS_PASSWORD_RESTRICTION}, { ERRDOS, ERRnoaccess, NT_STATUS_LOGON_FAILURE}, { ERRHRD, ERRgeneral, NT_STATUS_ACCOUNT_RESTRICTION}, { - ERRSRV, 2241, NT_STATUS_INVALID_LOGON_HOURS}, { - ERRSRV, 2240, NT_STATUS_INVALID_WORKSTATION}, { + ERRSRV, ERRbadLogonTime, NT_STATUS_INVALID_LOGON_HOURS}, { + ERRSRV, ERRbadclient, NT_STATUS_INVALID_WORKSTATION}, { ERRSRV, ERRpasswordExpired, NT_STATUS_PASSWORD_EXPIRED}, { - ERRSRV, 2239, NT_STATUS_ACCOUNT_DISABLED}, { + ERRSRV, ERRaccountexpired, NT_STATUS_ACCOUNT_DISABLED}, { ERRHRD, ERRgeneral, NT_STATUS_NONE_MAPPED}, { ERRHRD, ERRgeneral, NT_STATUS_TOO_MANY_LUIDS_REQUESTED}, { ERRHRD, ERRgeneral, NT_STATUS_LUIDS_EXHAUSTED}, { @@ -585,7 +618,7 @@ static const struct { ERRDOS, ERRnoaccess, NT_STATUS_TRUST_FAILURE}, { ERRHRD, ERRgeneral, NT_STATUS_MUTANT_LIMIT_EXCEEDED}, { ERRDOS, ERRnetlogonNotStarted, NT_STATUS_NETLOGON_NOT_STARTED}, { - ERRSRV, 2239, NT_STATUS_ACCOUNT_EXPIRED}, { + ERRSRV, ERRaccountexpired, NT_STATUS_ACCOUNT_EXPIRED}, { ERRHRD, ERRgeneral, NT_STATUS_POSSIBLE_DEADLOCK}, { ERRHRD, ERRgeneral, NT_STATUS_NETWORK_CREDENTIAL_CONFLICT}, { ERRHRD, ERRgeneral, NT_STATUS_REMOTE_SESSION_LIMIT}, { @@ -734,7 +767,7 @@ cifs_print_status(__u32 status_code) static void -ntstatus_to_dos(__u32 ntstatus, __u8 * eclass, __u16 * ecode) +ntstatus_to_dos(__u32 ntstatus, __u8 *eclass, __u16 *ecode) { int i; if (ntstatus == 0) { @@ -754,7 +787,7 @@ ntstatus_to_dos(__u32 ntstatus, __u8 * eclass, __u16 * ecode) } int -map_smb_to_linux_error(struct smb_hdr *smb) +map_smb_to_linux_error(struct smb_hdr *smb, int logErr) { unsigned int i; int rc = -EIO; /* if transport error smb error may not be set */ @@ -771,7 +804,9 @@ map_smb_to_linux_error(struct smb_hdr *smb) /* translate the newer STATUS codes to old style SMB errors * and then to POSIX errors */ __u32 err = le32_to_cpu(smb->Status.CifsError); - if (cifsFYI & CIFS_RC) + if (logErr && (err != (NT_STATUS_MORE_PROCESSING_REQUIRED))) + cifs_print_status(err); + else if (cifsFYI & CIFS_RC) cifs_print_status(err); ntstatus_to_dos(err, &smberrclass, &smberrcode); } else { @@ -782,11 +817,12 @@ map_smb_to_linux_error(struct smb_hdr *smb) /* old style errors */ /* DOS class smb error codes - map DOS */ - if (smberrclass == ERRDOS) { /* 1 byte field no need to byte reverse */ + if (smberrclass == ERRDOS) { + /* 1 byte field no need to byte reverse */ for (i = 0; i < - sizeof (mapping_table_ERRDOS) / - sizeof (struct smb_to_posix_error); i++) { + sizeof(mapping_table_ERRDOS) / + sizeof(struct smb_to_posix_error); i++) { if (mapping_table_ERRDOS[i].smb_err == 0) break; else if (mapping_table_ERRDOS[i].smb_err == @@ -796,11 +832,12 @@ map_smb_to_linux_error(struct smb_hdr *smb) } /* else try next error mapping one to see if match */ } - } else if (smberrclass == ERRSRV) { /* server class of error codes */ + } else if (smberrclass == ERRSRV) { + /* server class of error codes */ for (i = 0; i < - sizeof (mapping_table_ERRSRV) / - sizeof (struct smb_to_posix_error); i++) { + sizeof(mapping_table_ERRSRV) / + sizeof(struct smb_to_posix_error); i++) { if (mapping_table_ERRSRV[i].smb_err == 0) break; else if (mapping_table_ERRSRV[i].smb_err == @@ -813,7 +850,7 @@ map_smb_to_linux_error(struct smb_hdr *smb) } /* else ERRHRD class errors or junk - return EIO */ - cFYI(1, (" !!Mapping smb error code %d to POSIX err %d !!", + cFYI(1, ("Mapping smb error code %d to POSIX err %d", smberrcode, rc)); /* generic corrective action e.g. reconnect SMB session on @@ -829,14 +866,14 @@ map_smb_to_linux_error(struct smb_hdr *smb) unsigned int smbCalcSize(struct smb_hdr *ptr) { - return (sizeof (struct smb_hdr) + (2 * ptr->WordCount) + + return (sizeof(struct smb_hdr) + (2 * ptr->WordCount) + 2 /* size of the bcc field */ + BCC(ptr)); } unsigned int smbCalcSize_LE(struct smb_hdr *ptr) { - return (sizeof (struct smb_hdr) + (2 * ptr->WordCount) + + return (sizeof(struct smb_hdr) + (2 * ptr->WordCount) + 2 /* size of the bcc field */ + le16_to_cpu(BCC_LE(ptr))); } @@ -884,8 +921,8 @@ struct timespec cnvrtDosUnixTm(__u16 date, __u16 time) { struct timespec ts; int sec, min, days, month, year; - SMB_TIME * st = (SMB_TIME *)&time; - SMB_DATE * sd = (SMB_DATE *)&date; + SMB_TIME *st = (SMB_TIME *)&time; + SMB_DATE *sd = (SMB_DATE *)&date; cFYI(1, ("date %d time %d", date, time)); @@ -899,8 +936,11 @@ struct timespec cnvrtDosUnixTm(__u16 date, __u16 time) cERROR(1, ("illegal hours %d", st->Hours)); days = sd->Day; month = sd->Month; - if ((days > 31) || (month > 12)) + if ((days > 31) || (month > 12)) { cERROR(1, ("illegal date, month %d day: %d", month, days)); + if (month > 12) + month = 12; + } month -= 1; days += total_days_of_prev_months[month]; days += 3652; /* account for difference in days between 1980 and 1970 */