r9602: Add support for reading share_info.tdb and smb.conf.

Add userdata argument to function pointers for pm_process()
(This used to be commit 84b2fb34675fa557173621433838c5a7ec0f1283)

5 files changed, 231 insertions, 2 deletions

diff --git a/source4/lib/samba3/config.mk b/source4/lib/samba3/config.mk
index b5bf3fadb9..79142e4f67 100644
--- a/source4/lib/samba3/config.mk
+++ b/source4/lib/samba3/config.mk
@@ -11,7 +11,8 @@ ADD_OBJ_FILES = \
 		lib/samba3/group.o \
 		lib/samba3/registry.o \
 		lib/samba3/secrets.o \
-		lib/samba3/ldb_samba3.o
+		lib/samba3/ldb_samba3.o \
+		lib/samba3/share_info.o
 # End SUBSYSTEM LIBSAMBA3
 ################################################
 
diff --git a/source4/lib/samba3/ldb_samba3.c b/source4/lib/samba3/ldb_samba3.c
index fa13daa611..030b051938 100644
--- a/source4/lib/samba3/ldb_samba3.c
+++ b/source4/lib/samba3/ldb_samba3.c
@@ -34,9 +34,67 @@
  * 	sambaGroupType -> groupType
  * 	displayName -> name
  * 	description -> description
- * 	sambaSIDList -> member 
+ * 	sambaSIDList -> member (special!)
  */
 
+/*
+ * sambaTrustPassword
+ */
+
+/* sambaDomain
+ *	sambaDomainName
+ *	sambaSID
+ *	sambaNextRid 
+ *	sambaNextGroupRid 
+ *	sambaNextUserRid
+ *	sambaAlgorithmicRidBase
+ */
+
+/* sambaUnixIdPool
+ */
+
+/* sambaIdmapEntry */
+
+/* sambaAccountPolicy */
+
+/* sambaSidEntry: FIXME */
+
+/* sambaSamAccount -> user:
+ * uid -> unixName (magic!)
+ * sambaSID -> objectSid
+ * cn -> cn
+ * sambaLMPassword -> lmPwdHash
+ * sambaNTPassword -> ntPwdHash
+ * sambaPwdLastSet -> pwdLastSet
+ * sambaLogonTime -> lastLogon
+ * sambaLogoffTime -> lastLogoff
+ * sambaKickoffTime -> ???
+ * sambaPwdCanChange  -> ???
+ * sambaPwdMustChange  -> ???
+ * sambaAcctFlags -> systemFlags ?
+ * displayName  -> name
+ * sambaHomePath  -> ???
+ * sambaHomeDrive  -> ???
+ * sambaLogonScript  -> ???
+ * sambaProfilePath  -> ???
+ * description -> description
+ * sambaUserWorkstations  -> ???
+ * sambaPrimaryGroupSID -> primaryGroupID
+ * sambaDomainName  -> ???
+ * sambaMungedDial -> ???
+ * sambaBadPasswordCount -> badPwdcount
+ * sambaBadPasswordTime -> badPasswordtime
+ * sambaPasswordHistory  -> ntPwdHistory
+ * sambaLogonHours -> ???
+ */
+
+/* Not necessary:
+ * sambaConfig
+ * sambaShare
+ * sambaConfigOption 
+ */
+
+
 struct ldb_map_mappings samba3_mappings;
 
 /* the init function */
diff --git a/source4/lib/samba3/samba3.c b/source4/lib/samba3/samba3.c
index bfd41d6554..4eda3bd154 100644
--- a/source4/lib/samba3/samba3.c
+++ b/source4/lib/samba3/samba3.c
@@ -20,6 +20,71 @@
 #include "includes.h"
 #include "lib/samba3/samba3.h"
 
+struct smbconf_data {
+	TALLOC_CTX *ctx;
+	struct samba3 *db;
+	struct samba3_share_info *current_share;
+};
+
+struct samba3_share_info *samba3_find_share(struct samba3 *db, TALLOC_CTX* ctx, const char *name)
+{
+	int i;
+	for (i = 0; i < db->share_count; i++) {
+		if (!StrCaseCmp(db->shares[i].name, name)) 
+			return &db->shares[i];
+	}
+
+	db->shares = talloc_realloc(ctx, db->shares, struct samba3_share_info, db->share_count+1);
+	ZERO_STRUCT(db->shares[i]);
+	db->shares[i].name = talloc_strdup(ctx, name);
+	db->share_count++;
+	
+	return &db->shares[i];
+}
+
+static BOOL samba3_sfunc (const char *name, void *_db)
+{
+	struct smbconf_data *privdat = _db;
+
+	privdat->current_share = samba3_find_share(privdat->db, privdat->ctx, name);
+
+	return True;
+}
+
+static BOOL samba3_pfunc (const char *name, const char *value, void *_db)
+{
+	struct smbconf_data *privdat = _db;
+	struct samba3_parameter *p;
+
+	privdat->current_share->parameters = 
+		talloc_realloc(privdat->ctx, privdat->current_share->parameters,
+					   struct samba3_parameter, 
+					   privdat->current_share->parameter_count+1);
+
+	p = &privdat->current_share->parameters[privdat->current_share->parameter_count];
+	p->name = talloc_strdup(privdat->ctx, name);
+	p->value = talloc_strdup(privdat->ctx, value);
+
+	privdat->current_share->parameter_count++;
+
+	return True;
+}
+
+NTSTATUS samba3_read_smbconf(const char *fn, TALLOC_CTX *ctx, struct samba3 *db)
+{
+	struct smbconf_data privdat;
+
+	privdat.ctx = ctx;
+	privdat.db = db;
+	privdat.current_share = samba3_find_share(db, ctx, "global");
+	
+	if (!pm_process( fn, samba3_sfunc, samba3_pfunc, &privdat )) {
+		return NT_STATUS_UNSUCCESSFUL;
+	}
+
+	return NT_STATUS_OK;
+}
+
 struct samba3 *samba3_read(const char *libdir, TALLOC_CTX *ctx)
 {
 	struct samba3 *ret;
@@ -55,5 +120,9 @@ struct samba3 *samba3_read(const char *libdir, TALLOC_CTX *ctx)
 	samba3_read_secrets(dbfile, ctx, &ret->secrets);
 	SAFE_FREE(dbfile);
 
+	asprintf(&dbfile, "%s/share_info.tdb", libdir);
+	samba3_read_share_info(dbfile, ctx, ret);
+	SAFE_FREE(dbfile);
+
 	return ret;
 }
diff --git a/source4/lib/samba3/samba3.h b/source4/lib/samba3/samba3.h
index 575ee83825..fe4db560a8 100644
--- a/source4/lib/samba3/samba3.h
+++ b/source4/lib/samba3/samba3.h
@@ -184,6 +184,19 @@ struct samba3_secrets
 	} *afs_keyfiles;
 };
 
+struct samba3_parameter {
+	char *name;
+	char *value;
+};
+
+struct samba3_share_info {
+	char *name;
+	struct security_descriptor secdesc;
+
+	uint32_t parameter_count;
+	struct samba3_parameter *parameters;
+};
+
 struct samba3 
 {
 	uint32_t winsdb_count;
@@ -192,6 +205,9 @@ struct samba3
 	uint32_t samaccount_count;
 	struct samba3_samaccount *samaccounts;
 
+	uint32_t share_count;
+	struct samba3_share_info *shares;
+
 	struct samba3_secrets secrets;
 	struct samba3_groupdb group;
 	struct samba3_idmapdb idmap;
diff --git a/source4/lib/samba3/share_info.c b/source4/lib/samba3/share_info.c
new file mode 100644
index 0000000000..098d6c552e
--- /dev/null
+++ b/source4/lib/samba3/share_info.c
@@ -0,0 +1,85 @@
+/* 
+ *  Unix SMB/CIFS implementation.
+ *  Share Info parsing
+ *  Copyright (C) Andrew Tridgell              1992-1997,
+ *  Copyright (C) Jeremy Allison					2001.
+ *  Copyright (C) Nigel Williams					2001.
+ *  Copyright (C) Jelmer Vernooij					2005.
+ *  
+ *  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
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *  
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *  
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "includes.h"
+#include "librpc/gen_ndr/ndr_security.h"
+#include "lib/tdb/include/tdbutil.h"
+#include "lib/samba3/samba3.h"
+#include "system/filesys.h"
+
+#define SHARE_DATABASE_VERSION_V1 1
+#define SHARE_DATABASE_VERSION_V2 2 /* version id in little endian. */
+
+NTSTATUS samba3_read_share_info(const char *fn, TALLOC_CTX *ctx, struct samba3 *db)
+{
+	int32_t vers_id;
+	TDB_CONTEXT *tdb;
+	TDB_DATA kbuf, vbuf;
+	DATA_BLOB blob;
+ 
+	tdb = tdb_open(fn, 0, TDB_DEFAULT, O_RDONLY, 0600);
+	if (!tdb) {
+		DEBUG(0,("Failed to open share info database %s (%s)\n",
+			fn, strerror(errno) ));
+		return NT_STATUS_UNSUCCESSFUL;
+	}
+ 
+	/* Cope with byte-reversed older versions of the db. */
+	vers_id = tdb_fetch_int32(tdb, "INFO/version");
+	if ((vers_id == SHARE_DATABASE_VERSION_V1) || (IREV(vers_id) == SHARE_DATABASE_VERSION_V1)) {
+		/* Written on a bigendian machine with old fetch_int code. Save as le. */
+		vers_id = SHARE_DATABASE_VERSION_V2;
+	}
+
+	if (vers_id != SHARE_DATABASE_VERSION_V2) {
+		return NT_STATUS_UNSUCCESSFUL;
+	}
+
+	for (kbuf = tdb_firstkey(tdb); kbuf.dptr; kbuf = tdb_nextkey(tdb, kbuf)) 
+	{
+		struct ndr_pull *pull;
+		struct samba3_share_info *share;
+		char *name;
+		
+		if (strncmp(kbuf.dptr, "SECDESC/", strlen("SECDESC/")) != 0)
+			continue;
+
+		name = talloc_strndup(ctx, kbuf.dptr+strlen("SECDESC/"), kbuf.dsize-strlen("SECDESC/"));
+
+		share = samba3_find_share(db, ctx, name);
+
+		vbuf = tdb_fetch(tdb, kbuf);
+		blob.data = (uint8_t *)vbuf.dptr;
+		blob.length = vbuf.dsize;
+
+		pull = ndr_pull_init_blob(&blob, ctx);
+
+		ndr_pull_security_descriptor(pull, NDR_SCALARS|NDR_BUFFERS, &share->secdesc);
+
+		talloc_free(pull);
+	}
+
+	tdb_close(tdb);
+
+	return NT_STATUS_OK;
+}