diff options
Diffstat (limited to 'source4/lib/samba3/tdbsam.c')
| -rw-r--r-- | source4/lib/samba3/tdbsam.c | 67 |
1 files changed, 54 insertions, 13 deletions
diff --git a/source4/lib/samba3/tdbsam.c b/source4/lib/samba3/tdbsam.c index 0b2f975441..a16c07d2d1 100644 --- a/source4/lib/samba3/tdbsam.c +++ b/source4/lib/samba3/tdbsam.c @@ -26,6 +26,7 @@ #include "includes.h" #include "system/iconv.h" +#include "system/filesys.h" #include "lib/tdb/include/tdbutil.h" #include "lib/samba3/sam.h" @@ -37,18 +38,18 @@ /** * Open the TDB passwd database, check version and convert it if needed. * @param name filename of the tdbsam file. - * @param open_flags file access mode. + * @param version version of the tdbsam database * @return a TDB_CONTEXT handle on the tdbsam file. **/ -static TDB_CONTEXT * tdbsam_open (const char *name, int open_flags, int32_t *version) +static TDB_CONTEXT *tdbsam_open (const char *name, int32_t *version) { TDB_CONTEXT *pdb_tdb; /* Try to open tdb passwd */ if (!(pdb_tdb = tdb_open(name, 0, TDB_DEFAULT, - open_flags, 0600))) { - DEBUG(0, ("Unable to open/create TDB passwd\n")); + O_RDONLY, 0600))) { + DEBUG(0, ("Unable to open TDB passwd\n")); return NULL; } @@ -69,7 +70,7 @@ static TDB_CONTEXT * tdbsam_open (const char *name, int open_flags, int32_t *ver return pdb_tdb; } -static BOOL init_sam_from_buffer_v0(TDB_CONTEXT *tdb, struct samba3_samaccount *sampass, uint8_t *buf, uint32_t buflen) +static BOOL init_sam_from_buffer_v0(TDB_CONTEXT *tdb, struct samba3_samaccount *sampass, TDB_DATA buf) { uint32_t username_len, domain_len, nt_username_len, dir_drive_len, unknown_str_len, munged_dial_len, @@ -80,13 +81,13 @@ static BOOL init_sam_from_buffer_v0(TDB_CONTEXT *tdb, struct samba3_samaccount * uint32_t len = 0; uint32_t lm_pw_len, nt_pw_len, hourslen; - if(sampass == NULL || buf == NULL) { + if(sampass == NULL || buf.dptr == NULL) { DEBUG(0, ("init_sam_from_buffer_v0: NULL parameters found!\n")); return False; } /* unpack the buffer into variables */ - len = tdb_unpack (tdb, (char *)buf, buflen, TDB_FORMAT_STRING_V0, + len = tdb_unpack (tdb, (char *)buf.dptr, buf.dsize, TDB_FORMAT_STRING_V0, &sampass->logon_time, /* d */ &sampass->logoff_time, /* d */ &sampass->kickoff_time, /* d */ @@ -133,7 +134,7 @@ static BOOL init_sam_from_buffer_v0(TDB_CONTEXT *tdb, struct samba3_samaccount * return True; } -static BOOL init_sam_from_buffer_v1(TDB_CONTEXT *tdb, struct samba3_samaccount *sampass, uint8_t *buf, uint32_t buflen) +static BOOL init_sam_from_buffer_v1(TDB_CONTEXT *tdb, struct samba3_samaccount *sampass, TDB_DATA buf) { uint32_t username_len, domain_len, nt_username_len, dir_drive_len, unknown_str_len, munged_dial_len, @@ -144,13 +145,13 @@ static BOOL init_sam_from_buffer_v1(TDB_CONTEXT *tdb, struct samba3_samaccount * uint32_t len = 0; uint32_t lm_pw_len, nt_pw_len, hourslen; - if(sampass == NULL || buf == NULL) { + if(sampass == NULL || buf.dptr == NULL) { DEBUG(0, ("init_sam_from_buffer_v1: NULL parameters found!\n")); return False; } /* unpack the buffer into variables */ - len = tdb_unpack (tdb, (char *)buf, buflen, TDB_FORMAT_STRING_V1, + len = tdb_unpack (tdb, (char *)buf.dptr, buf.dsize, TDB_FORMAT_STRING_V1, &sampass->logon_time, /* d */ &sampass->logoff_time, /* d */ &sampass->kickoff_time, /* d */ @@ -199,7 +200,7 @@ static BOOL init_sam_from_buffer_v1(TDB_CONTEXT *tdb, struct samba3_samaccount * return True; } -static BOOL init_sam_from_buffer_v2(TDB_CONTEXT *tdb, struct samba3_samaccount *sampass, uint8_t *buf, uint32_t buflen) +static BOOL init_sam_from_buffer_v2(TDB_CONTEXT *tdb, struct samba3_samaccount *sampass, TDB_DATA buf) { uint32_t username_len, domain_len, nt_username_len, dir_drive_len, unknown_str_len, munged_dial_len, @@ -209,13 +210,13 @@ static BOOL init_sam_from_buffer_v2(TDB_CONTEXT *tdb, struct samba3_samaccount * uint32_t len = 0; uint32_t lm_pw_len, nt_pw_len, nt_pw_hist_len, hourslen; - if(sampass == NULL || buf == NULL) { + if(sampass == NULL || buf.dptr == NULL) { DEBUG(0, ("init_sam_from_buffer_v2: NULL parameters found!\n")); return False; } /* unpack the buffer into variables */ - len = tdb_unpack (tdb, (char *)buf, buflen, TDB_FORMAT_STRING_V2, + len = tdb_unpack (tdb, (char *)buf.dptr, buf.dsize, TDB_FORMAT_STRING_V2, &sampass->logon_time, /* d */ &sampass->logoff_time, /* d */ &sampass->kickoff_time, /* d */ @@ -264,3 +265,43 @@ static BOOL init_sam_from_buffer_v2(TDB_CONTEXT *tdb, struct samba3_samaccount * return True; } + +NTSTATUS samba3_read_tdbsam(TALLOC_CTX *ctx, const char *filename, struct samba3_samaccount **accounts, uint32_t *count) +{ + int32_t version; + TDB_CONTEXT *tdb = tdbsam_open(filename, &version); + TDB_DATA key, val; + + if (tdb == NULL) + return NT_STATUS_UNSUCCESSFUL; + + if (version < 0 || version > 2) { + return NT_STATUS_NOT_SUPPORTED; + } + + *accounts = NULL; + *count = 0; + + for (key = tdb_firstkey(tdb); key.dptr; key = tdb_nextkey(tdb, key)) + { + if (strncmp(key.dptr, "RID/", 4) == 0) continue; + + val = tdb_fetch(tdb, key); + + *accounts = talloc_realloc(ctx, *accounts, struct samba3_samaccount, (*count)+1); + + switch (version) + { + case 0: init_sam_from_buffer_v0(tdb, &(*accounts)[*count], val); break; + case 1: init_sam_from_buffer_v1(tdb, &(*accounts)[*count], val); break; + case 2: init_sam_from_buffer_v2(tdb, &(*accounts)[*count], val); break; + + } + + (*count)++; + } + + tdb_close(tdb); + + return NT_STATUS_OK; +} |