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* Unix SMB/CIFS implementation.
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* RPC Pipe client / server routines for Dfs
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* Copyright (C) Shirish Kalele 2000.
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* Copyright (C) Jeremy Allison 2001.
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* Copyright (C) Jelmer Vernooij 2005.
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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/* This is the implementation of the dfs pipe. */
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#define DBGC_CLASS DBGC_MSDFS
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/* This function does not return a WERROR or NTSTATUS code but rather 1 if
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dfs exists, or 0 otherwise. */
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uint32 _dfs_GetManagerVersion(pipes_struct *p, NETDFS_Q_DFS_GETMANAGERVERSION *q_u, NETDFS_R_DFS_GETMANAGERVERSION *r_u)
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WERROR _dfs_Add(pipes_struct *p, NETDFS_Q_DFS_ADD* q_u, NETDFS_R_DFS_ADD *r_u)
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struct junction_map jn;
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struct referral* old_referral_list = NULL;
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pstring dfspath, servername, sharename;
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if (p->pipe_user.ut.uid != 0) {
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DEBUG(10,("_dfs_add: uid != 0. Access denied.\n"));
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return WERR_ACCESS_DENIED;
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unistr2_to_ascii(dfspath, &q_u->path, sizeof(dfspath)-1);
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unistr2_to_ascii(servername, &q_u->server, sizeof(servername)-1);
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unistr2_to_ascii(sharename, &q_u->share, sizeof(sharename)-1);
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DEBUG(5,("init_reply_dfs_add: Request to add %s -> %s\\%s.\n",
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dfspath, servername, sharename));
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pstrcpy(altpath, servername);
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pstrcat(altpath, "\\");
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pstrcat(altpath, sharename);
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/* The following call can change the cwd. */
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if(get_referred_path(p->mem_ctx, dfspath, &jn, NULL, NULL)) {
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jn.referral_count += 1;
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old_referral_list = jn.referral_list;
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jn.referral_count = 1;
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vfs_ChDir(p->conn,p->conn->connectpath);
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jn.referral_list = TALLOC_ARRAY(p->mem_ctx, struct referral, jn.referral_count);
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if(jn.referral_list == NULL) {
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DEBUG(0,("init_reply_dfs_add: talloc failed for referral list!\n"));
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return WERR_DFS_INTERNAL_ERROR;
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if(old_referral_list) {
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memcpy(jn.referral_list, old_referral_list, sizeof(struct referral)*jn.referral_count-1);
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jn.referral_list[jn.referral_count-1].proximity = 0;
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jn.referral_list[jn.referral_count-1].ttl = REFERRAL_TTL;
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pstrcpy(jn.referral_list[jn.referral_count-1].alternate_path, altpath);
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if(!create_msdfs_link(&jn, exists)) {
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vfs_ChDir(p->conn,p->conn->connectpath);
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return WERR_DFS_CANT_CREATE_JUNCT;
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vfs_ChDir(p->conn,p->conn->connectpath);
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WERROR _dfs_Remove(pipes_struct *p, NETDFS_Q_DFS_REMOVE *q_u,
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NETDFS_R_DFS_REMOVE *r_u)
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struct junction_map jn;
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pstring dfspath, servername, sharename;
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if (p->pipe_user.ut.uid != 0) {
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DEBUG(10,("_dfs_remove: uid != 0. Access denied.\n"));
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return WERR_ACCESS_DENIED;
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unistr2_to_ascii(dfspath, &q_u->path, sizeof(dfspath)-1);
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if(q_u->ptr0_server) {
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unistr2_to_ascii(servername, &q_u->server, sizeof(servername)-1);
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if(q_u->ptr0_share) {
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unistr2_to_ascii(sharename, &q_u->share, sizeof(sharename)-1);
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if(q_u->ptr0_server && q_u->ptr0_share) {
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pstrcpy(altpath, servername);
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pstrcat(altpath, "\\");
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pstrcat(altpath, sharename);
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DEBUG(5,("init_reply_dfs_remove: Request to remove %s -> %s\\%s.\n",
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dfspath, servername, sharename));
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if(!get_referred_path(p->mem_ctx, dfspath, &jn, NULL, NULL)) {
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return WERR_DFS_NO_SUCH_VOL;
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/* if no server-share pair given, remove the msdfs link completely */
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if(!q_u->ptr0_server && !q_u->ptr0_share) {
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if(!remove_msdfs_link(&jn)) {
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vfs_ChDir(p->conn,p->conn->connectpath);
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return WERR_DFS_NO_SUCH_VOL;
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vfs_ChDir(p->conn,p->conn->connectpath);
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/* compare each referral in the list with the one to remove */
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DEBUG(10,("altpath: .%s. refcnt: %d\n", altpath, jn.referral_count));
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for(i=0;i<jn.referral_count;i++) {
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pstrcpy(refpath,jn.referral_list[i].alternate_path);
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trim_char(refpath, '\\', '\\');
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DEBUG(10,("_dfs_remove: refpath: .%s.\n", refpath));
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if(strequal(refpath, altpath)) {
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*(jn.referral_list[i].alternate_path)='\0';
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DEBUG(10,("_dfs_remove: Removal request matches referral %s\n",
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return WERR_DFS_NO_SUCH_SHARE;
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/* Only one referral, remove it */
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if(jn.referral_count == 1) {
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if(!remove_msdfs_link(&jn)) {
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vfs_ChDir(p->conn,p->conn->connectpath);
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return WERR_DFS_NO_SUCH_VOL;
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if(!create_msdfs_link(&jn, True)) {
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vfs_ChDir(p->conn,p->conn->connectpath);
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return WERR_DFS_CANT_CREATE_JUNCT;
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vfs_ChDir(p->conn,p->conn->connectpath);
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static BOOL init_reply_dfs_info_1(struct junction_map* j, NETDFS_DFS_INFO1* dfs1)
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slprintf(str, sizeof(pstring)-1, "\\\\%s\\%s\\%s", global_myname(),
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j->service_name, j->volume_name);
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DEBUG(5,("init_reply_dfs_info_1: initing entrypath: %s\n",str));
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init_unistr2(&dfs1->path,str,UNI_STR_TERMINATE);
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static BOOL init_reply_dfs_info_2(struct junction_map* j, NETDFS_DFS_INFO2* dfs2)
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slprintf(str, sizeof(pstring)-1, "\\\\%s\\%s\\%s", global_myname(),
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j->service_name, j->volume_name);
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init_unistr2(&dfs2->path, str, UNI_STR_TERMINATE);
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dfs2->ptr0_comment = 0;
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dfs2->state = 1; /* set up state of dfs junction as OK */
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dfs2->num_stores = j->referral_count;
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static BOOL init_reply_dfs_info_3(TALLOC_CTX *ctx, struct junction_map* j, NETDFS_DFS_INFO3* dfs3)
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if (j->volume_name[0] == '\0')
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slprintf(str, sizeof(pstring)-1, "\\\\%s\\%s",
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global_myname(), j->service_name);
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slprintf(str, sizeof(pstring)-1, "\\\\%s\\%s\\%s", global_myname(),
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j->service_name, j->volume_name);
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init_unistr2(&dfs3->path, str, UNI_STR_TERMINATE);
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dfs3->ptr0_comment = 1;
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init_unistr2(&dfs3->comment, "", UNI_STR_TERMINATE);
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dfs3->num_stores = dfs3->size_stores = j->referral_count;
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dfs3->ptr0_stores = 1;
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/* also enumerate the stores */
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dfs3->stores = TALLOC_ARRAY(ctx, NETDFS_DFS_STORAGEINFO, j->referral_count);
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memset(dfs3->stores, '\0', j->referral_count * sizeof(NETDFS_DFS_STORAGEINFO));
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for(ii=0;ii<j->referral_count;ii++) {
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NETDFS_DFS_STORAGEINFO* stor = &(dfs3->stores[ii]);
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struct referral* ref = &(j->referral_list[ii]);
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pstrcpy(path, ref->alternate_path);
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trim_char(path,'\\','\0');
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p = strrchr_m(path,'\\');
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DEBUG(4,("init_reply_dfs_info_3: invalid path: no \\ found in %s\n",path));
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DEBUG(5,("storage %d: %s.%s\n",ii,path,p+1));
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stor->state = 2; /* set all stores as ONLINE */
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init_unistr2(&stor->server, path, UNI_STR_TERMINATE);
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init_unistr2(&stor->share, p+1, UNI_STR_TERMINATE);
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stor->ptr0_server = stor->ptr0_share = 1;
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WERROR _dfs_Enum(pipes_struct *p, NETDFS_Q_DFS_ENUM *q_u, NETDFS_R_DFS_ENUM *r_u)
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uint32 level = q_u->level;
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struct junction_map jn[MAX_MSDFS_JUNCTIONS];
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num_jn = enum_msdfs_links(p->mem_ctx, jn, ARRAY_SIZE(jn));
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vfs_ChDir(p->conn,p->conn->connectpath);
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DEBUG(5,("make_reply_dfs_enum: %d junctions found in Dfs, doing level %d\n", num_jn, level));
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r_u->ptr0_info = q_u->ptr0_info;
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r_u->ptr0_total = q_u->ptr0_total;
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r_u->info = q_u->info;
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/* Create the return array */
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if ((r_u->info.e.u.info1.s = TALLOC_ARRAY(p->mem_ctx, NETDFS_DFS_INFO1, num_jn)) == NULL) {
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r_u->info.e.u.info1.count = num_jn;
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r_u->info.e.u.info1.ptr0_s = 1;
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r_u->info.e.u.info1.size_s = num_jn;
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if ((r_u->info.e.u.info2.s = TALLOC_ARRAY(p->mem_ctx, NETDFS_DFS_INFO2, num_jn)) == NULL) {
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r_u->info.e.u.info2.count = num_jn;
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r_u->info.e.u.info2.ptr0_s = 1;
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r_u->info.e.u.info2.size_s = num_jn;
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if ((r_u->info.e.u.info3.s = TALLOC_ARRAY(p->mem_ctx, NETDFS_DFS_INFO3, num_jn)) == NULL) {
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r_u->info.e.u.info3.count = num_jn;
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r_u->info.e.u.info3.ptr0_s = 1;
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r_u->info.e.u.info3.size_s = num_jn;
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return WERR_INVALID_PARAM;
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for (i = 0; i < num_jn; i++) {
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init_reply_dfs_info_1(&jn[i], &r_u->info.e.u.info1.s[i]);
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init_reply_dfs_info_2(&jn[i], &r_u->info.e.u.info2.s[i]);
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init_reply_dfs_info_3(p->mem_ctx, &jn[i], &r_u->info.e.u.info3.s[i]);
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return WERR_INVALID_PARAM;
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r_u->status = WERR_OK;
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WERROR _dfs_GetInfo(pipes_struct *p, NETDFS_Q_DFS_GETINFO *q_u,
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NETDFS_R_DFS_GETINFO *r_u)
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UNISTR2* uni_path = &q_u->path;
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uint32 level = q_u->level;
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int consumedcnt = sizeof(pstring);
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struct junction_map jn;
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unistr2_to_ascii(path, uni_path, sizeof(path)-1);
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if(!create_junction(path, &jn))
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return WERR_DFS_NO_SUCH_SERVER;
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/* The following call can change the cwd. */
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if(!get_referred_path(p->mem_ctx, path, &jn, &consumedcnt, NULL) || consumedcnt < strlen(path)) {
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vfs_ChDir(p->conn,p->conn->connectpath);
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return WERR_DFS_NO_SUCH_VOL;
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vfs_ChDir(p->conn,p->conn->connectpath);
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r_u->info.switch_value = level;
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r_u->status = WERR_OK;
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case 1: ret = init_reply_dfs_info_1(&jn, &r_u->info.u.info1); break;
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case 2: ret = init_reply_dfs_info_2(&jn, &r_u->info.u.info2); break;
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case 3: ret = init_reply_dfs_info_3(p->mem_ctx, &jn, &r_u->info.u.info3); break;
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r_u->status = WERR_INVALID_PARAM;
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WERROR _dfs_SetInfo(pipes_struct *p, NETDFS_Q_DFS_SETINFO *q_u, NETDFS_R_DFS_SETINFO *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;
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WERROR _dfs_Rename(pipes_struct *p, NETDFS_Q_DFS_RENAME *q_u, NETDFS_R_DFS_RENAME *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;
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WERROR _dfs_Move(pipes_struct *p, NETDFS_Q_DFS_MOVE *q_u, NETDFS_R_DFS_MOVE *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;
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WERROR _dfs_ManagerGetConfigInfo(pipes_struct *p, NETDFS_Q_DFS_MANAGERGETCONFIGINFO *q_u, NETDFS_R_DFS_MANAGERGETCONFIGINFO *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;
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WERROR _dfs_ManagerSendSiteInfo(pipes_struct *p, NETDFS_Q_DFS_MANAGERSENDSITEINFO *q_u, NETDFS_R_DFS_MANAGERSENDSITEINFO *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;
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WERROR _dfs_AddFtRoot(pipes_struct *p, NETDFS_Q_DFS_ADDFTROOT *q_u, NETDFS_R_DFS_ADDFTROOT *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;
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WERROR _dfs_RemoveFtRoot(pipes_struct *p, NETDFS_Q_DFS_REMOVEFTROOT *q_u, NETDFS_R_DFS_REMOVEFTROOT *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;
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WERROR _dfs_AddStdRoot(pipes_struct *p, NETDFS_Q_DFS_ADDSTDROOT *q_u, NETDFS_R_DFS_ADDSTDROOT *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;
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WERROR _dfs_RemoveStdRoot(pipes_struct *p, NETDFS_Q_DFS_REMOVESTDROOT *q_u, NETDFS_R_DFS_REMOVESTDROOT *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;
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WERROR _dfs_ManagerInitialize(pipes_struct *p, NETDFS_Q_DFS_MANAGERINITIALIZE *q_u, NETDFS_R_DFS_MANAGERINITIALIZE *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;
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WERROR _dfs_AddStdRootForced(pipes_struct *p, NETDFS_Q_DFS_ADDSTDROOTFORCED *q_u, NETDFS_R_DFS_ADDSTDROOTFORCED *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;
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WERROR _dfs_GetDcAddress(pipes_struct *p, NETDFS_Q_DFS_GETDCADDRESS *q_u, NETDFS_R_DFS_GETDCADDRESS *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;
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WERROR _dfs_SetDcAddress(pipes_struct *p, NETDFS_Q_DFS_SETDCADDRESS *q_u, NETDFS_R_DFS_SETDCADDRESS *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;
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WERROR _dfs_FlushFtTable(pipes_struct *p, NETDFS_Q_DFS_FLUSHFTTABLE *q_u, NETDFS_R_DFS_FLUSHFTTABLE *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;
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WERROR _dfs_Add2(pipes_struct *p, NETDFS_Q_DFS_ADD2 *q_u, NETDFS_R_DFS_ADD2 *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;
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WERROR _dfs_Remove2(pipes_struct *p, NETDFS_Q_DFS_REMOVE2 *q_u, NETDFS_R_DFS_REMOVE2 *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;
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WERROR _dfs_EnumEx(pipes_struct *p, NETDFS_Q_DFS_ENUMEX *q_u, NETDFS_R_DFS_ENUMEX *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;
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WERROR _dfs_SetInfo2(pipes_struct *p, NETDFS_Q_DFS_SETINFO2 *q_u, NETDFS_R_DFS_SETINFO2 *r_u)
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/* FIXME: Implement your code here */
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return WERR_NOT_SUPPORTED;