/* Unix SMB/Netbios implementation. Version 3.0 MSDfs services for Samba Copyright (C) Shirish Kalele 2000 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" extern fstring local_machine; extern uint32 global_client_caps; #ifdef 1 static uint32 dfs_referral_tries = 0; #endif /********************************************************************** Parse the pathname of the form \hostname\service\reqpath into the dfs_path structure **********************************************************************/ static BOOL parse_dfs_path(const char *pathname, struct dfs_path* pdp) { pstring pathname_local; char* p,*temp; pstrcpy(pathname_local,pathname); p = temp = pathname_local; ZERO_STRUCTP(pdp); trim_string(temp,"\\","\\"); DEBUG(10,("temp in parse_dfs_path: .%s. after trimming \\'s\n",temp)); /* now tokenize */ /* parse out hostname */ p = strchr(temp,'\\'); if(p == NULL) return False; *p = '\0'; pstrcpy(pdp->hostname,temp); DEBUG(10,("hostname: %s\n",pdp->hostname)); /* parse out servicename */ temp = p+1; p = strchr(temp,'\\'); if(p == NULL) { pstrcpy(pdp->servicename,temp); pdp->reqpath[0] = '\0'; return True; } *p = '\0'; pstrcpy(pdp->servicename,temp); DEBUG(10,("servicename: %s\n",pdp->servicename)); /* rest is reqpath */ pstrcpy(pdp->reqpath, p+1); p = pdp->reqpath; while (*p) { if (*p == '\\') *p = '/'; p++; } DEBUG(10,("rest of the path: %s\n",pdp->reqpath)); return True; } /******************************************************** Fake up a connection struct for the VFS layer. *********************************************************/ static BOOL create_conn_struct( struct tcon_context *conn, int snum, char *path) { ZERO_STRUCTP(conn); conn->service = snum; conn->connectpath = path; pstring_sub(conn->connectpath , "%S", lp_servicename(snum)); if (!smbd_vfs_init(conn)) { DEBUG(0,("create_conn_struct: smbd_vfs_init failed.\n")); return False; } return True; } /********************************************************************** Parse the contents of a symlink to verify if it is an msdfs referral A valid referral is of the form: msdfs:server1\share1,server2\share2 **********************************************************************/ static BOOL parse_symlink(char* buf,struct referral** preflist, int* refcount) { pstring temp; char* prot; char* alt_path[MAX_REFERRAL_COUNT]; int count=0, i; struct referral* reflist; pstrcpy(temp,buf); prot = strtok(temp,":"); if (!strequal(prot, "msdfs")) return False; /* No referral list requested. Just yes/no. */ if (!preflist) return True; /* parse out the alternate paths */ while(((alt_path[count] = strtok(NULL,",")) != NULL) && count<MAX_REFERRAL_COUNT) count++; DEBUG(10,("parse_symlink: count=%d\n", count)); reflist = *preflist = (struct referral*) malloc(count * sizeof(struct referral)); if(reflist == NULL) { DEBUG(0,("parse_symlink: Malloc failed!\n")); return False; } for(i=0;i<count;i++) { /* replace / in the alternate path by a \ */ char* p = strchr(alt_path[i],'/'); int j = i; #ifdef 1 // used for testing splitting files between servers if ((count == 2) && (dfs_referral_tries & 0xfffffffe) // this will reverse the order of the list j = count - 1; dfs_referral_tries++; #endif if(p) *p = '\\'; pstrcpy(reflist[j].alternate_path, "\\"); pstrcat(reflist[j].alternate_path, alt_path[i]); reflist[j].proximity = 0; reflist[j].ttl = REFERRAL_TTL; DEBUG(10, ("parse_symlink: Created alt path: %s\n", reflist[j].alternate_path)); } if(refcount) *refcount = count; return True; } /********************************************************************** Returns true if the unix path is a valid msdfs symlink **********************************************************************/ BOOL is_msdfs_link(struct tcon_context *conn, char* path, struct referral** reflistp, int* refcnt, SMB_STRUCT_STAT *sbufp) { SMB_STRUCT_STAT st; pstring referral; int referral_len = 0; if (!path || !conn) return False; strlower(path); if (sbufp == NULL) sbufp = &st; if (conn->vfs_ops.lstat(conn, path, sbufp) != 0) { DEBUG(5,("is_msdfs_link: %s does not exist.\n",path)); return False; } if (S_ISLNK(sbufp->st_mode)) { /* open the link and read it */ referral_len = conn->vfs_ops.readlink(conn, path, referral, sizeof(pstring)); if (referral_len == -1) { DEBUG(0,("is_msdfs_link: Error reading msdfs link %s: %s\n", path, strerror(errno))); return False; } referral[referral_len] = '\0'; DEBUG(5,("is_msdfs_link: %s -> %s\n",path,referral)); if (parse_symlink(referral, reflistp, refcnt)) return True; } return False; } /***************************************************************** Used by other functions to decide if a dfs path is remote, and to get the list of referred locations for that remote path. findfirst_flag: For findfirsts, dfs links themselves are not redirected, but paths beyond the links are. For normal smb calls, even dfs links need to be redirected. self_referralp: clients expect a dfs referral for the same share when they request referrals for dfs roots on a server. consumedcntp: how much of the dfs path is being redirected. the client should try the remaining path on the redirected server. *****************************************************************/ static BOOL resolve_dfs_path(char* dfspath, struct dfs_path* dp, struct tcon_context *conn, BOOL findfirst_flag, struct referral** reflistpp, int* refcntp, BOOL* self_referralp, int* consumedcntp) { fstring localpath; char *p; fstring reqpath; if (!dp || !conn) { DEBUG(1,("resolve_dfs_path: NULL dfs_path* or NULL tcon_context!\n")); return False; } if (dp->reqpath[0] == '\0') { if (self_referralp) { DEBUG(6,("resolve_dfs_path: self-referral. returning False\n")); *self_referralp = True; } return False; } /* check if need to redirect */ fstrcpy(localpath, conn->connectpath); fstrcat(localpath, "/"); fstrcat(localpath, dp->reqpath); if (is_msdfs_link(conn, localpath, reflistpp, refcntp, NULL)) { if (findfirst_flag) { DEBUG(6,("resolve_dfs_path (FindFirst) No redirection " "for dfs link %s.\n", dfspath)); return False; } else { DEBUG(6,("resolve_dfs_path: %s resolves to a valid Dfs link.\n", dfspath)); if (consumedcntp) *consumedcntp = strlen(dfspath); return True; } } /* also redirect if the parent directory is a dfs link */ fstrcpy(reqpath, dp->reqpath); p = strrchr(reqpath, '/'); if (p) { *p = '\0'; fstrcpy(localpath, conn->connectpath); fstrcat(localpath, "/"); fstrcat(localpath, reqpath); if (is_msdfs_link(conn, localpath, reflistpp, refcntp, NULL)) { DEBUG(4, ("resolve_dfs_path: Redirecting %s because parent %s is dfs link\n", dfspath, localpath)); /* To find the path consumed, we truncate the original DFS pathname passed to use to remove the last component. The length of the resulting string is the path consumed */ if (consumedcntp) { char *q; pstring buf; pstrcpy(buf, dfspath); trim_string(buf, NULL, "\\"); q = strrchr(buf, '\\'); if (q) *q = '\0'; *consumedcntp = strlen(buf); DEBUG(10, ("resolve_dfs_path: Path consumed: %d\n", *consumedcntp)); } return True; } } return False; } /***************************************************************** Decides if a dfs pathname should be redirected or not. If not, the pathname is converted to a tcon-relative local unix path *****************************************************************/ BOOL dfs_redirect(const char *pathname, struct tcon_context *conn, BOOL findfirst_flag) { struct dfs_path dp; if (!conn || !pathname) return False; parse_dfs_path(pathname, &dp); /* if dfs pathname for a non-dfs share, convert to tcon-relative path and return false */ if (!lp_msdfs_root(SNUM(conn))) { fstrcpy(pathname, dp.reqpath); return False; } if (strcasecmp(dp.servicename, lp_servicename(SNUM(conn)) ) != 0) return False; if (resolve_dfs_path(pathname, &dp, conn, findfirst_flag, NULL, NULL, NULL, NULL)) { DEBUG(3,("dfs_redirect: Redirecting %s\n", pathname)); return True; } else { DEBUG(3,("dfs_redirect: Not redirecting %s.\n", pathname)); /* Form non-dfs tcon-relative path */ fstrcpy(pathname, dp.reqpath); DEBUG(3,("dfs_redirect: Path converted to non-dfs path %s\n", pathname)); return False; } /* never reached */ return False; } /********************************************************************** Gets valid referrals for a dfs path and fills up the junction_map structure **********************************************************************/ BOOL get_referred_path(char *pathname, struct junction_map* jn, int* consumedcntp, BOOL* self_referralp) { struct dfs_path dp; struct tcon_context conns; struct tcon_context *conn = &conns; pstring conn_path; int snum; BOOL self_referral = False; if (!pathname || !jn) return False; if (self_referralp) *self_referralp = False; else self_referralp = &self_referral; parse_dfs_path(pathname, &dp); /* Verify hostname in path */ if (local_machine && (strcasecmp(local_machine, dp.hostname) != 0)) { /* Hostname mismatch, check if one of our IP addresses */ if (!ismyip(*interpret_addr2(dp.hostname))) { DEBUG(3, ("get_referred_path: Invalid hostname %s in path %s\n", dp.hostname, pathname)); return False; } } pstrcpy(jn->service_name, dp.servicename); pstrcpy(jn->volume_name, dp.reqpath); /* Verify the share is a dfs root */ snum = lp_servicenumber(jn->service_name); if(snum < 0) { if ((snum = find_service(jn->service_name)) < 0) return False; } pstrcpy(conn_path, lp_pathname(snum)); if (!create_conn_struct(conn, snum, conn_path)) return False; if (!lp_msdfs_root(SNUM(conn))) { DEBUG(3,("get_referred_path: .%s. in dfs path %s is not a dfs root.\n", dp.servicename, pathname)); return False; } if (*lp_msdfs_proxy(snum) != '\0') { struct referral* ref; jn->referral_count = 1; if ((ref = (struct referral*) malloc(sizeof(struct referral))) == NULL) { DEBUG(0, ("malloc failed for referral\n")); return False; } pstrcpy(ref->alternate_path, lp_msdfs_proxy(snum)); if (dp.reqpath[0] != '\0') pstrcat(ref->alternate_path, dp.reqpath); ref->proximity = 0; ref->ttl = REFERRAL_TTL; jn->referral_list = ref; if (consumedcntp) *consumedcntp = strlen(pathname); return True; } /* If not remote & not a self referral, return False */ if (!resolve_dfs_path(pathname, &dp, conn, False, &jn->referral_list, &jn->referral_count, self_referralp, consumedcntp)) { if (!*self_referralp) { DEBUG(3,("get_referred_path: No valid referrals for path %s\n", pathname)); return False; } } /* if self_referral, fill up the junction map */ if (*self_referralp) { struct referral* ref; jn->referral_count = 1; if((ref = (struct referral*) malloc(sizeof(struct referral))) == NULL) { DEBUG(0,("malloc failed for referral\n")); return False; } pstrcpy(ref->alternate_path,pathname); ref->proximity = 0; ref->ttl = REFERRAL_TTL; jn->referral_list = ref; if (consumedcntp) *consumedcntp = strlen(pathname); } return True; } static int setup_ver2_dfs_referral(char* pathname, char** ppdata, struct junction_map* junction, int consumedcnt, BOOL self_referral) { char* pdata = *ppdata; unsigned char uni_requestedpath[1024]; int uni_reqpathoffset1,uni_reqpathoffset2; int uni_curroffset; int requestedpathlen=0; int offset; int reply_size = 0; int i=0; DEBUG(10,("setting up version2 referral\nRequested path:\n")); requestedpathlen = rpcstr_push(uni_requestedpath, pathname, -1, STR_TERMINATE); dump_data(10, (const char *) uni_requestedpath,requestedpathlen); DEBUG(10,("ref count = %u\n",junction->referral_count)); uni_reqpathoffset1 = REFERRAL_HEADER_SIZE + VERSION2_REFERRAL_SIZE * junction->referral_count; uni_reqpathoffset2 = uni_reqpathoffset1 + requestedpathlen; uni_curroffset = uni_reqpathoffset2 + requestedpathlen; reply_size = REFERRAL_HEADER_SIZE + VERSION2_REFERRAL_SIZE*junction->referral_count + 2 * requestedpathlen; DEBUG(10,("reply_size: %u\n",reply_size)); /* add up the unicode lengths of all the referral paths */ for(i=0;i<junction->referral_count;i++) { DEBUG(10,("referral %u : %s\n",i,junction->referral_list[i].alternate_path)); reply_size += (strlen(junction->referral_list[i].alternate_path)+1)*2; } DEBUG(10,("reply_size = %u\n",reply_size)); /* add the unexplained 0x16 bytes */ reply_size += 0x16; pdata = Realloc(pdata,reply_size); if(pdata == NULL) { DEBUG(0,("malloc failed for Realloc!\n")); return -1; } else *ppdata = pdata; /* copy in the dfs requested paths.. required for offset calculations */ memcpy(pdata+uni_reqpathoffset1,uni_requestedpath,requestedpathlen); memcpy(pdata+uni_reqpathoffset2,uni_requestedpath,requestedpathlen); /* create the header */ SSVAL(pdata,0,consumedcnt * 2); /* path consumed */ SSVAL(pdata,2,junction->referral_count); /* number of referral in this pkt */ if(self_referral) SIVAL(pdata,4,DFSREF_REFERRAL_SERVER | DFSREF_STORAGE_SERVER); else SIVAL(pdata,4,DFSREF_STORAGE_SERVER); offset = 8; /* add the referral elements */ for(i=0;i<junction->referral_count;i++) { struct referral* ref = &(junction->referral_list[i]); int unilen; SSVAL(pdata,offset,2); /* version 2 */ SSVAL(pdata,offset+2,VERSION2_REFERRAL_SIZE); if(self_referral) SSVAL(pdata,offset+4,1); else SSVAL(pdata,offset+4,0); SSVAL(pdata,offset+6,0); /* ref_flags :use path_consumed bytes? */ SIVAL(pdata,offset+8,ref->proximity); SIVAL(pdata,offset+12,ref->ttl); SSVAL(pdata,offset+16,uni_reqpathoffset1-offset); SSVAL(pdata,offset+18,uni_reqpathoffset2-offset); /* copy referred path into current offset */ unilen = rpcstr_push(pdata+uni_curroffset, ref->alternate_path, -1, STR_UNICODE); SSVAL(pdata,offset+20,uni_curroffset-offset); uni_curroffset += unilen; offset += VERSION2_REFERRAL_SIZE; } /* add in the unexplained 22 (0x16) bytes at the end */ memset(pdata+uni_curroffset,'\0',0x16); return reply_size; } static int setup_ver3_dfs_referral(char* pathname, char** ppdata, struct junction_map* junction, int consumedcnt, BOOL self_referral) { char* pdata = *ppdata; unsigned char uni_reqpath[1024]; int uni_reqpathoffset1, uni_reqpathoffset2; int uni_curroffset; int reply_size = 0; int reqpathlen = 0; int offset,i=0; DEBUG(10,("setting up version3 referral\n")); reqpathlen = rpcstr_push(uni_reqpath, pathname, -1, STR_TERMINATE); dump_data(10, (char *) uni_reqpath,reqpathlen); uni_reqpathoffset1 = REFERRAL_HEADER_SIZE + VERSION3_REFERRAL_SIZE * junction->referral_count; uni_reqpathoffset2 = uni_reqpathoffset1 + reqpathlen; reply_size = uni_curroffset = uni_reqpathoffset2 + reqpathlen; for(i=0;i<junction->referral_count;i++) { DEBUG(10,("referral %u : %s\n",i,junction->referral_list[i].alternate_path)); reply_size += (strlen(junction->referral_list[i].alternate_path)+1)*2; } pdata = Realloc(pdata,reply_size); if(pdata == NULL) { DEBUG(0,("version3 referral setup: malloc failed for Realloc!\n")); return -1; } else *ppdata = pdata; /* create the header */ SSVAL(pdata,0,consumedcnt * 2); /* path consumed */ SSVAL(pdata,2,junction->referral_count); /* number of referral */ if(self_referral) SIVAL(pdata,4,DFSREF_REFERRAL_SERVER | DFSREF_STORAGE_SERVER); else SIVAL(pdata,4,DFSREF_STORAGE_SERVER); /* copy in the reqpaths */ memcpy(pdata+uni_reqpathoffset1,uni_reqpath,reqpathlen); memcpy(pdata+uni_reqpathoffset2,uni_reqpath,reqpathlen); offset = 8; for(i=0;i<junction->referral_count;i++) { struct referral* ref = &(junction->referral_list[i]); int unilen; SSVAL(pdata,offset,3); /* version 3 */ SSVAL(pdata,offset+2,VERSION3_REFERRAL_SIZE); if(self_referral) SSVAL(pdata,offset+4,1); else SSVAL(pdata,offset+4,0); SSVAL(pdata,offset+6,0); /* ref_flags :use path_consumed bytes? */ SIVAL(pdata,offset+8,ref->ttl); SSVAL(pdata,offset+12,uni_reqpathoffset1-offset); SSVAL(pdata,offset+14,uni_reqpathoffset2-offset); /* copy referred path into current offset */ unilen = rpcstr_push(pdata+uni_curroffset,ref->alternate_path, -1, STR_UNICODE | STR_TERMINATE); SSVAL(pdata,offset+16,uni_curroffset-offset); /* copy 0x10 bytes of 00's in the ServiceSite GUID */ memset(pdata+offset+18,'\0',16); uni_curroffset += unilen; offset += VERSION3_REFERRAL_SIZE; } return reply_size; } /****************************************************************** * Set up the Dfs referral for the dfs pathname ******************************************************************/ int setup_dfs_referral(char* pathname, int max_referral_level, char** ppdata) { struct junction_map junction; int consumedcnt; BOOL self_referral = False; pstring buf; int reply_size = 0; char *pathnamep = pathname; ZERO_STRUCT(junction); /* get the junction entry */ if (!pathnamep) return -1; /* Trim pathname sent by client so it begins with only one backslash. Two backslashes confuse some dfs clients */ while (strlen(pathnamep) > 1 && pathnamep[0] == '\\' && pathnamep[1] == '\\') pathnamep++; pstrcpy(buf, pathnamep); if (!get_referred_path(buf, &junction, &consumedcnt, &self_referral)) return -1; if (!self_referral) { pathnamep[consumedcnt] = '\0'; if( DEBUGLVL( 3 ) ) { int i=0; dbgtext("setup_dfs_referral: Path %s to alternate path(s):",pathnamep); for(i=0;i<junction.referral_count;i++) dbgtext(" %s",junction.referral_list[i].alternate_path); dbgtext(".\n"); } } /* create the referral depeding on version */ DEBUG(10,("max_referral_level :%d\n",max_referral_level)); if(max_referral_level<2 || max_referral_level>3) max_referral_level = 2; switch(max_referral_level) { case 2: { reply_size = setup_ver2_dfs_referral(pathnamep, ppdata, &junction, consumedcnt, self_referral); SAFE_FREE(junction.referral_list); break; } case 3: { reply_size = setup_ver3_dfs_referral(pathnamep, ppdata, &junction, consumedcnt, self_referral); SAFE_FREE(junction.referral_list); break; } default: { DEBUG(0,("setup_dfs_referral: Invalid dfs referral version: %d\n", max_referral_level)); return -1; } } DEBUG(10,("DFS Referral pdata:\n")); dump_data(10,*ppdata,reply_size); return reply_size; } /********************************************************************** The following functions are called by the NETDFS RPC pipe functions **********************************************************************/ /********************************************************************** Creates a junction structure from a Dfs pathname **********************************************************************/ BOOL create_junction(char* pathname, struct junction_map* jn) { struct dfs_path dp; parse_dfs_path(pathname,&dp); /* check if path is dfs : validate first token */ if (local_machine && (strcasecmp(local_machine,dp.hostname)!=0)) { /* Hostname mismatch, check if one of our IP addresses */ if (!ismyip(*interpret_addr2(dp.hostname))) { DEBUG(4,("create_junction: Invalid hostname %s in dfs path %s\n", dp.hostname, pathname)); return False; } } /* Check for a non-DFS share */ if(!lp_msdfs_root(lp_servicenumber(dp.servicename))) { DEBUG(4,("create_junction: %s is not an msdfs root.\n", dp.servicename)); return False; } pstrcpy(jn->service_name,dp.servicename); pstrcpy(jn->volume_name,dp.reqpath); return True; } /********************************************************************** Forms a valid Unix pathname from the junction **********************************************************************/ static BOOL junction_to_local_path(struct junction_map* jn, char* path, int max_pathlen, struct tcon_context *conn) { int snum; pstring conn_path; if(!path || !jn) return False; snum = lp_servicenumber(jn->service_name); if(snum < 0) return False; safe_strcpy(path, lp_pathname(snum), max_pathlen-1); safe_strcat(path, "/", max_pathlen-1); strlower(jn->volume_name); safe_strcat(path, jn->volume_name, max_pathlen-1); pstrcpy(conn_path, lp_pathname(snum)); if (!create_conn_struct(conn, snum, conn_path)) return False; return True; } BOOL create_msdfs_link(struct junction_map* jn, BOOL exists) { pstring path; pstring msdfs_link; struct tcon_context conns; struct tcon_context *conn = &conns; int i=0; BOOL insert_comma = False; if(!junction_to_local_path(jn, path, sizeof(path), conn)) return False; /* form the msdfs_link contents */ pstrcpy(msdfs_link, "msdfs:"); for(i=0; i<jn->referral_count; i++) { char* refpath = jn->referral_list[i].alternate_path; trim_string(refpath, "\\", "\\"); if(*refpath == '\0') { if (i == 0) insert_comma = False; continue; } if (i > 0 && insert_comma) pstrcat(msdfs_link, ","); pstrcat(msdfs_link, refpath); if (!insert_comma) insert_comma = True; } DEBUG(5,("create_msdfs_link: Creating new msdfs link: %s -> %s\n", path, msdfs_link)); if(exists) if(conn->vfs_ops.unlink(conn,path)!=0) return False; if(conn->vfs_ops.symlink(conn, msdfs_link, path) < 0) { DEBUG(1,("create_msdfs_link: symlink failed %s -> %s\nError: %s\n", path, msdfs_link, strerror(errno))); return False; } return True; } BOOL remove_msdfs_link(struct junction_map* jn) { pstring path; struct tcon_context conns; struct tcon_context *conn = &conns; if(!junction_to_local_path(jn, path, sizeof(path), conn)) return False; if(conn->vfs_ops.unlink(conn, path)!=0) return False; return True; } static BOOL form_junctions(int snum, struct junction_map* jn, int* jn_count) { int cnt = *jn_count; DIR *dirp; char* dname; pstring connect_path; char* service_name = lp_servicename(snum); struct tcon_context conns; struct tcon_context *conn = &conns; struct referral *ref = NULL; pstrcpy(connect_path,lp_pathname(snum)); if(*connect_path == '\0') return False; /* * Fake up a connection struct for the VFS layer. */ if (!create_conn_struct(conn, snum, connect_path)) return False; /* form a junction for the msdfs root - convention DO NOT REMOVE THIS: NT clients will not work with us if this is not present */ pstrcpy(jn[cnt].service_name, service_name); jn[cnt].volume_name[0] = '\0'; jn[cnt].referral_count = 1; ref = jn[cnt].referral_list = (struct referral*) malloc(sizeof(struct referral)); if (jn[cnt].referral_list == NULL) { DEBUG(0, ("Malloc failed!\n")); return False; } ref->proximity = 0; ref->ttl = REFERRAL_TTL; if (*lp_msdfs_proxy(snum) != '\0') { pstrcpy(ref->alternate_path, lp_msdfs_proxy(snum)); *jn_count = ++cnt; return True; } slprintf(ref->alternate_path, sizeof(pstring)-1, "\\\\%s\\%s", local_machine, service_name); cnt++; /* Now enumerate all dfs links */ dirp = conn->vfs_ops.opendir(conn, connect_path); if(!dirp) return False; while((dname = vfs_readdirname(conn, dirp)) != NULL) { pstring pathreal; pstrcpy(pathreal, connect_path); pstrcat(pathreal, "/"); pstrcat(pathreal, dname); if (is_msdfs_link(conn, pathreal, &(jn[cnt].referral_list), &(jn[cnt].referral_count), NULL)) { pstrcpy(jn[cnt].service_name, service_name); pstrcpy(jn[cnt].volume_name, dname); cnt++; } } conn->vfs_ops.closedir(conn,dirp); *jn_count = cnt; return True; } int enum_msdfs_links(struct junction_map* jn) { int i=0; int jn_count = 0; if(!lp_host_msdfs()) return -1; for(i=0;*lp_servicename(i);i++) { if(lp_msdfs_root(i)) form_junctions(i,jn,&jn_count); } return jn_count; }