#include "includes.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_RPC_SRV
static uint32 get_share_type(int snum)
{
char *net_name = lp_servicename(snum);
int len_net_name = strlen(net_name);
uint32 type = STYPE_DISKTREE;
if (lp_print_ok(snum))
type = STYPE_PRINTQ;
if (strequal(lp_fstype(snum), "IPC"))
type = STYPE_IPC;
if (net_name[len_net_name] == '$')
type |= STYPE_HIDDEN;
return type;
}
static void init_srv_share_info_0(pipes_struct *p, SRV_SHARE_INFO_0 *sh0, int snum)
{
pstring net_name;
pstrcpy(net_name, lp_servicename(snum));
init_srv_share_info0(&sh0->info_0, net_name);
init_srv_share_info0_str(&sh0->info_0_str, net_name);
}
static void init_srv_share_info_1(pipes_struct *p, SRV_SHARE_INFO_1 *sh1, int snum)
{
pstring remark;
char *net_name = lp_servicename(snum);
pstrcpy(remark, lp_comment(snum));
standard_sub_conn(p->conn, remark,sizeof(remark));
init_srv_share_info1(&sh1->info_1, net_name, get_share_type(snum), remark);
init_srv_share_info1_str(&sh1->info_1_str, net_name, remark);
}
static void init_srv_share_info_2(pipes_struct *p, SRV_SHARE_INFO_2 *sh2, int snum)
{
pstring remark;
pstring path;
pstring passwd;
char *net_name = lp_servicename(snum);
pstrcpy(remark, lp_comment(snum));
standard_sub_conn(p->conn, remark,sizeof(remark));
pstrcpy(path, "C:");
pstrcat(path, lp_pathname(snum));
string_replace(path, '/', '\\');
pstrcpy(passwd, "");
init_srv_share_info2(&sh2->info_2, net_name, get_share_type(snum), remark, 0, 0xffffffff, 1, path, passwd);
init_srv_share_info2_str(&sh2->info_2_str, net_name, remark, path, passwd);
}
static void smb_conf_updated(int msg_type, pid_t src, void *buf, size_t len)
{
DEBUG(10,("smb_conf_updated: Got message saying smb.conf was updated. Reloading.\n"));
reload_services(False);
}
static TDB_CONTEXT *share_tdb;
#define SHARE_DATABASE_VERSION_V1 1
#define SHARE_DATABASE_VERSION_V2 2
BOOL share_info_db_init(void)
{
static pid_t local_pid;
const char *vstring = "INFO/version";
int32 vers_id;
if (share_tdb && local_pid == sys_getpid())
return True;
share_tdb = tdb_open_log(lock_path("share_info.tdb"), 0, TDB_DEFAULT, O_RDWR|O_CREAT, 0600);
if (!share_tdb) {
DEBUG(0,("Failed to open share info database %s (%s)\n",
lock_path("share_info.tdb"), strerror(errno) ));
return False;
}
local_pid = sys_getpid();
tdb_lock_bystring(share_tdb, vstring, 0);
vers_id = tdb_fetch_int32(share_tdb, vstring);
if ((vers_id == SHARE_DATABASE_VERSION_V1) || (IREV(vers_id) == SHARE_DATABASE_VERSION_V1)) {
tdb_store_int32(share_tdb, vstring, SHARE_DATABASE_VERSION_V2);
vers_id = SHARE_DATABASE_VERSION_V2;
}
if (vers_id != SHARE_DATABASE_VERSION_V2) {
tdb_traverse(share_tdb, tdb_traverse_delete_fn, NULL);
tdb_store_int32(share_tdb, vstring, SHARE_DATABASE_VERSION_V2);
}
tdb_unlock_bystring(share_tdb, vstring);
message_register(MSG_SMB_CONF_UPDATED, smb_conf_updated);
return True;
}
static SEC_DESC *get_share_security_default( TALLOC_CTX *ctx, int snum, size_t *psize)
{
extern DOM_SID global_sid_World;
extern struct generic_mapping file_generic_mapping;
SEC_ACCESS sa;
SEC_ACE ace;
SEC_ACL *psa = NULL;
SEC_DESC *psd = NULL;
uint32 def_access = GENERIC_ALL_ACCESS;
se_map_generic(&def_access, &file_generic_mapping);
init_sec_access(&sa, GENERIC_ALL_ACCESS | def_access );
init_sec_ace(&ace, &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, sa, 0);
if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, 1, &ace)) != NULL) {
psd = make_sec_desc(ctx, SEC_DESC_REVISION, SEC_DESC_SELF_RELATIVE, NULL, NULL, NULL, psa, psize);
}
if (!psd) {
DEBUG(0,("get_share_security: Failed to make SEC_DESC.\n"));
return NULL;
}
return psd;
}
static SEC_DESC *get_share_security( TALLOC_CTX *ctx, int snum, size_t *psize)
{
prs_struct ps;
fstring key;
SEC_DESC *psd = NULL;
*psize = 0;
slprintf(key, sizeof(key)-1, "SECDESC/%s", lp_servicename(snum));
if (tdb_prs_fetch(share_tdb, key, &ps, ctx)!=0 ||
!sec_io_desc("get_share_security", &psd, &ps, 1)) {
DEBUG(4,("get_share_security: using default secdesc for %s\n", lp_servicename(snum) ));
return get_share_security_default(ctx, snum, psize);
}
if (psd)
*psize = sec_desc_size(psd);
prs_mem_free(&ps);
return psd;
}
static BOOL set_share_security(TALLOC_CTX *ctx, const char *share_name, SEC_DESC *psd)
{
prs_struct ps;
TALLOC_CTX *mem_ctx = NULL;
fstring key;
BOOL ret = False;
mem_ctx = talloc_init("set_share_security");
if (mem_ctx == NULL)
return False;
prs_init(&ps, (uint32)sec_desc_size(psd), mem_ctx, MARSHALL);
if (!sec_io_desc("share_security", &psd, &ps, 1))
goto out;
slprintf(key, sizeof(key)-1, "SECDESC/%s", share_name);
if (tdb_prs_store(share_tdb, key, &ps)==0) {
ret = True;
DEBUG(5,("set_share_security: stored secdesc for %s\n", share_name ));
} else {
DEBUG(1,("set_share_security: Failed to store secdesc for %s\n", share_name ));
}
out:
prs_mem_free(&ps);
if (mem_ctx)
talloc_destroy(mem_ctx);
return ret;
}
static BOOL delete_share_security(int snum)
{
TDB_DATA kbuf;
fstring key;
slprintf(key, sizeof(key)-1, "SECDESC/%s", lp_servicename(snum));
kbuf.dptr = key;
kbuf.dsize = strlen(key)+1;
if (tdb_delete(share_tdb, kbuf) != 0) {
DEBUG(0,("delete_share_security: Failed to delete entry for share %s\n",
lp_servicename(snum) ));
return False;
}
return True;
}
void map_generic_share_sd_bits(SEC_DESC *psd)
{
extern struct generic_mapping file_generic_mapping;
int i;
SEC_ACL *ps_dacl = NULL;
if (!psd)
return;
ps_dacl = psd->dacl;
if (!ps_dacl)
return;
for (i = 0; i < ps_dacl->num_aces; i++) {
SEC_ACE *psa = &ps_dacl->ace[i];
uint32 orig_mask = psa->info.mask;
se_map_generic(&psa->info.mask, &file_generic_mapping);
psa->info.mask |= orig_mask;
}
}
BOOL share_access_check(connection_struct *conn, int snum, user_struct *vuser, uint32 desired_access)
{
uint32 granted;
NTSTATUS status;
TALLOC_CTX *mem_ctx = NULL;
SEC_DESC *psd = NULL;
size_t sd_size;
NT_USER_TOKEN *token = NULL;
BOOL ret = True;
mem_ctx = talloc_init("share_access_check");
if (mem_ctx == NULL)
return False;
psd = get_share_security(mem_ctx, snum, &sd_size);
if (!psd)
goto out;
if (conn->nt_user_token)
token = conn->nt_user_token;
else
token = vuser->nt_user_token;
ret = se_access_check(psd, token, desired_access, &granted, &status);
out:
talloc_destroy(mem_ctx);
return ret;
}
static void init_srv_share_info_501(pipes_struct *p, SRV_SHARE_INFO_501 *sh501, int snum)
{
int len_net_name;
pstring remark;
char *net_name = lp_servicename(snum);
pstrcpy(remark, lp_comment(snum));
standard_sub_conn(p->conn, remark, sizeof(remark));
len_net_name = strlen(net_name);
init_srv_share_info501(&sh501->info_501, net_name, get_share_type(snum), remark, (lp_csc_policy(snum) << 4));
init_srv_share_info501_str(&sh501->info_501_str, net_name, remark);
}
static void init_srv_share_info_502(pipes_struct *p, SRV_SHARE_INFO_502 *sh502, int snum)
{
int len_net_name;
pstring net_name;
pstring remark;
pstring path;
pstring passwd;
SEC_DESC *sd;
size_t sd_size;
TALLOC_CTX *ctx = p->mem_ctx;
ZERO_STRUCTP(sh502);
pstrcpy(net_name, lp_servicename(snum));
pstrcpy(remark, lp_comment(snum));
standard_sub_conn(p->conn, remark,sizeof(remark));
pstrcpy(path, "C:");
pstrcat(path, lp_pathname(snum));
string_replace(path, '/', '\\');
pstrcpy(passwd, "");
len_net_name = strlen(net_name);
sd = get_share_security(ctx, snum, &sd_size);
init_srv_share_info502(&sh502->info_502, net_name, get_share_type(snum), remark, 0, 0xffffffff, 1, path, passwd, sd, sd_size);
init_srv_share_info502_str(&sh502->info_502_str, net_name, remark, path, passwd, sd, sd_size);
}
static void init_srv_share_info_1004(pipes_struct *p, SRV_SHARE_INFO_1004* sh1004, int snum)
{
pstring remark;
pstrcpy(remark, lp_comment(snum));
standard_sub_conn(p->conn, remark, sizeof(remark));
ZERO_STRUCTP(sh1004);
init_srv_share_info1004(&sh1004->info_1004, remark);
init_srv_share_info1004_str(&sh1004->info_1004_str, remark);
}
static void init_srv_share_info_1005(pipes_struct *p, SRV_SHARE_INFO_1005* sh1005, int snum)
{
sh1005->share_info_flags = 0;
if(lp_host_msdfs() && lp_msdfs_root(snum))
sh1005->share_info_flags |=
SHARE_1005_IN_DFS | SHARE_1005_DFS_ROOT;
sh1005->share_info_flags |=
lp_csc_policy(snum) << SHARE_1005_CSC_POLICY_SHIFT;
}
static void init_srv_share_info_1006(pipes_struct *p, SRV_SHARE_INFO_1006* sh1006, int snum)
{
sh1006->max_uses = -1;
}
static void init_srv_share_info_1007(pipes_struct *p, SRV_SHARE_INFO_1007* sh1007, int snum)
{
pstring alternate_directory_name = "";
uint32 flags = 0;
ZERO_STRUCTP(sh1007);
init_srv_share_info1007(&sh1007->info_1007, flags, alternate_directory_name);
init_srv_share_info1007_str(&sh1007->info_1007_str, alternate_directory_name);
}
static void init_srv_share_info_1501(pipes_struct *p, SRV_SHARE_INFO_1501 *sh1501, int snum)
{
SEC_DESC *sd;
size_t sd_size;
TALLOC_CTX *ctx = p->mem_ctx;
ZERO_STRUCTP(sh1501);
sd = get_share_security(ctx, snum, &sd_size);
sh1501->sdb = make_sec_desc_buf(p->mem_ctx, sd_size, sd);
}
static BOOL is_hidden_share(int snum)
{
const char *net_name = lp_servicename(snum);
return (net_name[strlen(net_name) - 1] == '$') ? True : False;
}
static BOOL init_srv_share_info_ctr(pipes_struct *p, SRV_SHARE_INFO_CTR *ctr,
uint32 info_level, uint32 *resume_hnd, uint32 *total_entries, BOOL all_shares)
{
int num_entries = 0;
int num_services = lp_numservices();
int snum;
TALLOC_CTX *ctx = p->mem_ctx;
DEBUG(5,("init_srv_share_info_ctr\n"));
ZERO_STRUCTPN(ctr);
ctr->info_level = ctr->switch_value = info_level;
*resume_hnd = 0;
for (snum = 0; snum < num_services; snum++) {
if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) )
num_entries++;
}
*total_entries = num_entries;
ctr->num_entries2 = ctr->num_entries = num_entries;
ctr->ptr_share_info = ctr->ptr_entries = 1;
if (!num_entries)
return True;
switch (info_level) {
case 0:
{
SRV_SHARE_INFO_0 *info0;
int i = 0;
info0 = talloc(ctx, num_entries * sizeof(SRV_SHARE_INFO_0));
for (snum = *resume_hnd; snum < num_services; snum++) {
if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
init_srv_share_info_0(p, &info0[i++], snum);
}
}
ctr->share.info0 = info0;
break;
}
case 1:
{
SRV_SHARE_INFO_1 *info1;
int i = 0;
info1 = talloc(ctx, num_entries * sizeof(SRV_SHARE_INFO_1));
for (snum = *resume_hnd; snum < num_services; snum++) {
if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
init_srv_share_info_1(p, &info1[i++], snum);
}
}
ctr->share.info1 = info1;
break;
}
case 2:
{
SRV_SHARE_INFO_2 *info2;
int i = 0;
info2 = talloc(ctx, num_entries * sizeof(SRV_SHARE_INFO_2));
for (snum = *resume_hnd; snum < num_services; snum++) {
if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
init_srv_share_info_2(p, &info2[i++], snum);
}
}
ctr->share.info2 = info2;
break;
}
case 501:
{
SRV_SHARE_INFO_501 *info501;
int i = 0;
info501 = talloc(ctx, num_entries * sizeof(SRV_SHARE_INFO_501));
for (snum = *resume_hnd; snum < num_services; snum++) {
if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
init_srv_share_info_501(p, &info501[i++], snum);
}
}
ctr->share.info501 = info501;
break;
}
case 502:
{
SRV_SHARE_INFO_502 *info502;
int i = 0;
info502 = talloc(ctx, num_entries * sizeof(SRV_SHARE_INFO_502));
for (snum = *resume_hnd; snum < num_services; snum++) {
if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
init_srv_share_info_502(p, &info502[i++], snum);
}
}
ctr->share.info502 = info502;
break;
}
case 1004:
{
SRV_SHARE_INFO_1004 *info1004;
int i = 0;
info1004 = talloc(ctx, num_entries * sizeof(SRV_SHARE_INFO_1004));
for (snum = *resume_hnd; snum < num_services; snum++) {
if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
init_srv_share_info_1004(p, &info1004[i++], snum);
}
}
ctr->share.info1004 = info1004;
break;
}
case 1005:
{
SRV_SHARE_INFO_1005 *info1005;
int i = 0;
info1005 = talloc(ctx, num_entries * sizeof(SRV_SHARE_INFO_1005));
for (snum = *resume_hnd; snum < num_services; snum++) {
if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
init_srv_share_info_1005(p, &info1005[i++], snum);
}
}
ctr->share.info1005 = info1005;
break;
}
case 1006:
{
SRV_SHARE_INFO_1006 *info1006;
int i = 0;
info1006 = talloc(ctx, num_entries * sizeof(SRV_SHARE_INFO_1006));
for (snum = *resume_hnd; snum < num_services; snum++) {
if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
init_srv_share_info_1006(p, &info1006[i++], snum);
}
}
ctr->share.info1006 = info1006;
break;
}
case 1007:
{
SRV_SHARE_INFO_1007 *info1007;
int i = 0;
info1007 = talloc(ctx, num_entries * sizeof(SRV_SHARE_INFO_1007));
for (snum = *resume_hnd; snum < num_services; snum++) {
if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
init_srv_share_info_1007(p, &info1007[i++], snum);
}
}
ctr->share.info1007 = info1007;
break;
}
case 1501:
{
SRV_SHARE_INFO_1501 *info1501;
int i = 0;
info1501 = talloc(ctx, num_entries * sizeof(SRV_SHARE_INFO_1501));
for (snum = *resume_hnd; snum < num_services; snum++) {
if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
init_srv_share_info_1501(p, &info1501[i++], snum);
}
}
ctr->share.info1501 = info1501;
break;
}
default:
DEBUG(5,("init_srv_share_info_ctr: unsupported switch value %d\n", info_level));
return False;
}
return True;
}
static void init_srv_r_net_share_enum(pipes_struct *p, SRV_R_NET_SHARE_ENUM *r_n,
uint32 info_level, uint32 resume_hnd, BOOL all)
{
DEBUG(5,("init_srv_r_net_share_enum: %d\n", __LINE__));
if (init_srv_share_info_ctr(p, &r_n->ctr, info_level,
&resume_hnd, &r_n->total_entries, all)) {
r_n->status = WERR_OK;
} else {
r_n->status = WERR_UNKNOWN_LEVEL;
}
init_enum_hnd(&r_n->enum_hnd, resume_hnd);
}
static void init_srv_r_net_share_get_info(pipes_struct *p, SRV_R_NET_SHARE_GET_INFO *r_n,
char *share_name, uint32 info_level)
{
WERROR status = WERR_OK;
int snum;
DEBUG(5,("init_srv_r_net_share_get_info: %d\n", __LINE__));
r_n->info.switch_value = info_level;
snum = find_service(share_name);
if (snum >= 0) {
switch (info_level) {
case 0:
init_srv_share_info_0(p, &r_n->info.share.info0, snum);
break;
case 1:
init_srv_share_info_1(p, &r_n->info.share.info1, snum);
break;
case 2:
init_srv_share_info_2(p, &r_n->info.share.info2, snum);
break;
case 501:
init_srv_share_info_501(p, &r_n->info.share.info501, snum);
break;
case 502:
init_srv_share_info_502(p, &r_n->info.share.info502, snum);
break;
case 1004:
init_srv_share_info_1004(p, &r_n->info.share.info1004, snum);
break;
case 1005:
init_srv_share_info_1005(p, &r_n->info.share.info1005, snum);
break;
case 1006:
init_srv_share_info_1006(p, &r_n->info.share.info1006, snum);
break;
case 1007:
init_srv_share_info_1007(p, &r_n->info.share.info1007, snum);
break;
case 1501:
init_srv_share_info_1501(p, &r_n->info.share.info1501, snum);
break;
default:
DEBUG(5,("init_srv_net_share_get_info: unsupported switch value %d\n", info_level));
status = WERR_UNKNOWN_LEVEL;
break;
}
} else {
status = WERR_INVALID_NAME;
}
r_n->info.ptr_share_ctr = W_ERROR_IS_OK(status) ? 1 : 0;
r_n->status = status;
}
static void init_srv_sess_0_info(SESS_INFO_0 *se0, SESS_INFO_0_STR *str0, char *name)
{
init_srv_sess_info0(se0, name);
init_srv_sess_info0_str(str0, name);
}
static void init_srv_sess_info_0(SRV_SESS_INFO_0 *ss0, uint32 *snum, uint32 *stot)
{
struct sessionid *session_list;
uint32 num_entries = 0;
(*stot) = list_sessions(&session_list);
if (ss0 == NULL) {
(*snum) = 0;
SAFE_FREE(session_list);
return;
}
DEBUG(5,("init_srv_sess_0_ss0\n"));
if (snum) {
for (; (*snum) < (*stot) && num_entries < MAX_SESS_ENTRIES; (*snum)++) {
init_srv_sess_0_info(&ss0->info_0[num_entries],
&ss0->info_0_str[num_entries], session_list[(*snum)].remote_machine);
num_entries++;
}
ss0->num_entries_read = num_entries;
ss0->ptr_sess_info = num_entries > 0 ? 1 : 0;
ss0->num_entries_read2 = num_entries;
if ((*snum) >= (*stot)) {
(*snum) = 0;
}
} else {
ss0->num_entries_read = 0;
ss0->ptr_sess_info = 0;
ss0->num_entries_read2 = 0;
}
SAFE_FREE(session_list);
}
static void init_srv_sess_1_info(SESS_INFO_1 *se1, SESS_INFO_1_STR *str1,
char *name, char *user,
uint32 num_opens,
uint32 open_time, uint32 idle_time,
uint32 usr_flgs)
{
init_srv_sess_info1(se1 , name, user, num_opens, open_time, idle_time, usr_flgs);
init_srv_sess_info1_str(str1, name, user);
}
static void init_srv_sess_info_1(SRV_SESS_INFO_1 *ss1, uint32 *snum, uint32 *stot)
{
struct sessionid *session_list;
uint32 num_entries = 0;
(*stot) = list_sessions(&session_list);
if (ss1 == NULL) {
(*snum) = 0;
SAFE_FREE(session_list);
return;
}
DEBUG(5,("init_srv_sess_1_ss1\n"));
if (snum) {
for (; (*snum) < (*stot) && num_entries < MAX_SESS_ENTRIES; (*snum)++) {
init_srv_sess_1_info(&ss1->info_1[num_entries],
&ss1->info_1_str[num_entries],
session_list[*snum].remote_machine,
session_list[*snum].username,
1, 10, 5, 0);
num_entries++;
}
ss1->num_entries_read = num_entries;
ss1->ptr_sess_info = num_entries > 0 ? 1 : 0;
ss1->num_entries_read2 = num_entries;
if ((*snum) >= (*stot)) {
(*snum) = 0;
}
} else {
ss1->num_entries_read = 0;
ss1->ptr_sess_info = 0;
ss1->num_entries_read2 = 0;
(*stot) = 0;
}
}
static WERROR init_srv_sess_info_ctr(SRV_SESS_INFO_CTR *ctr,
int switch_value, uint32 *resume_hnd, uint32 *total_entries)
{
WERROR status = WERR_OK;
DEBUG(5,("init_srv_sess_info_ctr: %d\n", __LINE__));
ctr->switch_value = switch_value;
switch (switch_value) {
case 0:
init_srv_sess_info_0(&(ctr->sess.info0), resume_hnd, total_entries);
ctr->ptr_sess_ctr = 1;
break;
case 1:
init_srv_sess_info_1(&(ctr->sess.info1), resume_hnd, total_entries);
ctr->ptr_sess_ctr = 1;
break;
default:
DEBUG(5,("init_srv_sess_info_ctr: unsupported switch value %d\n", switch_value));
(*resume_hnd) = 0;
(*total_entries) = 0;
ctr->ptr_sess_ctr = 0;
status = WERR_UNKNOWN_LEVEL;
break;
}
return status;
}
static void init_srv_r_net_sess_enum(SRV_R_NET_SESS_ENUM *r_n,
uint32 resume_hnd, int sess_level, int switch_value)
{
DEBUG(5,("init_srv_r_net_sess_enum: %d\n", __LINE__));
r_n->sess_level = sess_level;
if (sess_level == -1)
r_n->status = WERR_UNKNOWN_LEVEL;
else
r_n->status = init_srv_sess_info_ctr(r_n->ctr, switch_value, &resume_hnd, &r_n->total_entries);
if (!W_ERROR_IS_OK(r_n->status))
resume_hnd = 0;
init_enum_hnd(&r_n->enum_hnd, resume_hnd);
}
static void init_srv_conn_info_0(SRV_CONN_INFO_0 *ss0, uint32 *snum, uint32 *stot)
{
uint32 num_entries = 0;
(*stot) = 1;
if (ss0 == NULL) {
(*snum) = 0;
return;
}
DEBUG(5,("init_srv_conn_0_ss0\n"));
if (snum) {
for (; (*snum) < (*stot) && num_entries < MAX_CONN_ENTRIES; (*snum)++) {
init_srv_conn_info0(&ss0->info_0[num_entries], (*stot));
num_entries++;
}
ss0->num_entries_read = num_entries;
ss0->ptr_conn_info = num_entries > 0 ? 1 : 0;
ss0->num_entries_read2 = num_entries;
if ((*snum) >= (*stot)) {
(*snum) = 0;
}
} else {
ss0->num_entries_read = 0;
ss0->ptr_conn_info = 0;
ss0->num_entries_read2 = 0;
(*stot) = 0;
}
}
static void init_srv_conn_1_info(CONN_INFO_1 *se1, CONN_INFO_1_STR *str1,
uint32 id, uint32 type,
uint32 num_opens, uint32 num_users, uint32 open_time,
const char *usr_name, const char *net_name)
{
init_srv_conn_info1(se1 , id, type, num_opens, num_users, open_time, usr_name, net_name);
init_srv_conn_info1_str(str1, usr_name, net_name);
}
static void init_srv_conn_info_1(SRV_CONN_INFO_1 *ss1, uint32 *snum, uint32 *stot)
{
uint32 num_entries = 0;
(*stot) = 1;
if (ss1 == NULL) {
(*snum) = 0;
return;
}
DEBUG(5,("init_srv_conn_1_ss1\n"));
if (snum) {
for (; (*snum) < (*stot) && num_entries < MAX_CONN_ENTRIES; (*snum)++) {
init_srv_conn_1_info(&ss1->info_1[num_entries],
&ss1->info_1_str[num_entries],
(*stot), 0x3, 1, 1, 3,"dummy_user", "IPC$");
num_entries++;
}
ss1->num_entries_read = num_entries;
ss1->ptr_conn_info = num_entries > 0 ? 1 : 0;
ss1->num_entries_read2 = num_entries;
if ((*snum) >= (*stot)) {
(*snum) = 0;
}
} else {
ss1->num_entries_read = 0;
ss1->ptr_conn_info = 0;
ss1->num_entries_read2 = 0;
(*stot) = 0;
}
}
static WERROR init_srv_conn_info_ctr(SRV_CONN_INFO_CTR *ctr,
int switch_value, uint32 *resume_hnd, uint32 *total_entries)
{
WERROR status = WERR_OK;
DEBUG(5,("init_srv_conn_info_ctr: %d\n", __LINE__));
ctr->switch_value = switch_value;
switch (switch_value) {
case 0:
init_srv_conn_info_0(&ctr->conn.info0, resume_hnd, total_entries);
ctr->ptr_conn_ctr = 1;
break;
case 1:
init_srv_conn_info_1(&ctr->conn.info1, resume_hnd, total_entries);
ctr->ptr_conn_ctr = 1;
break;
default:
DEBUG(5,("init_srv_conn_info_ctr: unsupported switch value %d\n", switch_value));
(*resume_hnd = 0);
(*total_entries) = 0;
ctr->ptr_conn_ctr = 0;
status = WERR_UNKNOWN_LEVEL;
break;
}
return status;
}
static void init_srv_r_net_conn_enum(SRV_R_NET_CONN_ENUM *r_n,
uint32 resume_hnd, int conn_level, int switch_value)
{
DEBUG(5,("init_srv_r_net_conn_enum: %d\n", __LINE__));
r_n->conn_level = conn_level;
if (conn_level == -1)
r_n->status = WERR_UNKNOWN_LEVEL;
else
r_n->status = init_srv_conn_info_ctr(r_n->ctr, switch_value, &resume_hnd, &r_n->total_entries);
if (!W_ERROR_IS_OK(r_n->status))
resume_hnd = 0;
init_enum_hnd(&r_n->enum_hnd, resume_hnd);
}
static WERROR init_srv_file_info_ctr(pipes_struct *p, SRV_FILE_INFO_CTR *ctr,
int switch_value, uint32 *resume_hnd,
uint32 *total_entries)
{
WERROR status = WERR_OK;
TALLOC_CTX *ctx = p->mem_ctx;
DEBUG(5,("init_srv_file_info_ctr: %d\n", __LINE__));
*total_entries = 1;
ctr->switch_value = switch_value;
ctr->num_entries = *total_entries - *resume_hnd;
ctr->num_entries2 = ctr->num_entries;
switch (switch_value) {
case 3: {
int i;
if (*total_entries > 0) {
ctr->ptr_entries = 1;
ctr->file.info3 = talloc(ctx, ctr->num_entries *
sizeof(SRV_FILE_INFO_3));
}
for (i=0 ;i<ctr->num_entries;i++) {
init_srv_file_info3(&ctr->file.info3[i].info_3, i+*resume_hnd, 0x35, 0, "\\PIPE\\samr", "dummy user");
init_srv_file_info3_str(&ctr->file.info3[i].info_3_str, "\\PIPE\\samr", "dummy user");
}
ctr->ptr_file_info = 1;
*resume_hnd = 0;
break;
}
default:
DEBUG(5,("init_srv_file_info_ctr: unsupported switch value %d\n", switch_value));
(*resume_hnd = 0);
(*total_entries) = 0;
ctr->ptr_entries = 0;
status = WERR_UNKNOWN_LEVEL;
break;
}
return status;
}
static void init_srv_r_net_file_enum(pipes_struct *p, SRV_R_NET_FILE_ENUM *r_n,
uint32 resume_hnd, int file_level, int switch_value)
{
DEBUG(5,("init_srv_r_net_file_enum: %d\n", __LINE__));
r_n->file_level = file_level;
if (file_level == 0)
r_n->status = WERR_UNKNOWN_LEVEL;
else
r_n->status = init_srv_file_info_ctr(p, &r_n->ctr, switch_value, &resume_hnd, &(r_n->total_entries));
if (!W_ERROR_IS_OK(r_n->status))
resume_hnd = 0;
init_enum_hnd(&r_n->enum_hnd, resume_hnd);
}
WERROR _srv_net_srv_get_info(pipes_struct *p, SRV_Q_NET_SRV_GET_INFO *q_u, SRV_R_NET_SRV_GET_INFO *r_u)
{
WERROR status = WERR_OK;
SRV_INFO_CTR *ctr = (SRV_INFO_CTR *)talloc(p->mem_ctx, sizeof(SRV_INFO_CTR));
if (!ctr)
return WERR_NOMEM;
ZERO_STRUCTP(ctr);
DEBUG(5,("srv_net_srv_get_info: %d\n", __LINE__));
if (!pipe_access_check(p)) {
DEBUG(3, ("access denied to srv_net_srv_get_info\n"));
return WERR_ACCESS_DENIED;
}
switch (q_u->switch_value) {
case 102:
init_srv_info_102(&ctr->srv.sv102,
500, global_myname(),
string_truncate(lp_serverstring(), MAX_SERVER_STRING_LENGTH),
lp_major_announce_version(), lp_minor_announce_version(),
lp_default_server_announce(),
0xffffffff,
0xf,
0,
240,
3000,
100000,
"c:\\");
break;
case 101:
init_srv_info_101(&ctr->srv.sv101,
500, global_myname(),
lp_major_announce_version(), lp_minor_announce_version(),
lp_default_server_announce(),
string_truncate(lp_serverstring(), MAX_SERVER_STRING_LENGTH));
break;
case 100:
init_srv_info_100(&ctr->srv.sv100, 500, global_myname());
break;
default:
status = WERR_UNKNOWN_LEVEL;
break;
}
init_srv_r_net_srv_get_info(r_u, q_u->switch_value, ctr, status);
DEBUG(5,("srv_net_srv_get_info: %d\n", __LINE__));
return r_u->status;
}
WERROR _srv_net_srv_set_info(pipes_struct *p, SRV_Q_NET_SRV_SET_INFO *q_u, SRV_R_NET_SRV_SET_INFO *r_u)
{
WERROR status = WERR_OK;
DEBUG(5,("srv_net_srv_set_info: %d\n", __LINE__));
init_srv_r_net_srv_set_info(r_u, 0x0, status);
DEBUG(5,("srv_net_srv_set_info: %d\n", __LINE__));
return r_u->status;
}
WERROR _srv_net_file_enum(pipes_struct *p, SRV_Q_NET_FILE_ENUM *q_u, SRV_R_NET_FILE_ENUM *r_u)
{
DEBUG(5,("srv_net_file_enum: %d\n", __LINE__));
init_srv_r_net_file_enum(p, r_u,
get_enum_hnd(&q_u->enum_hnd),
q_u->file_level,
q_u->ctr.switch_value);
DEBUG(5,("srv_net_file_enum: %d\n", __LINE__));
return r_u->status;
}
WERROR _srv_net_conn_enum(pipes_struct *p, SRV_Q_NET_CONN_ENUM *q_u, SRV_R_NET_CONN_ENUM *r_u)
{
DEBUG(5,("srv_net_conn_enum: %d\n", __LINE__));
r_u->ctr = (SRV_CONN_INFO_CTR *)talloc(p->mem_ctx, sizeof(SRV_CONN_INFO_CTR));
if (!r_u->ctr)
return WERR_NOMEM;
ZERO_STRUCTP(r_u->ctr);
init_srv_r_net_conn_enum(r_u,
get_enum_hnd(&q_u->enum_hnd),
q_u->conn_level,
q_u->ctr->switch_value);
DEBUG(5,("srv_net_conn_enum: %d\n", __LINE__));
return r_u->status;
}
WERROR _srv_net_sess_enum(pipes_struct *p, SRV_Q_NET_SESS_ENUM *q_u, SRV_R_NET_SESS_ENUM *r_u)
{
DEBUG(5,("_srv_net_sess_enum: %d\n", __LINE__));
r_u->ctr = (SRV_SESS_INFO_CTR *)talloc(p->mem_ctx, sizeof(SRV_SESS_INFO_CTR));
if (!r_u->ctr)
return WERR_NOMEM;
ZERO_STRUCTP(r_u->ctr);
init_srv_r_net_sess_enum(r_u,
get_enum_hnd(&q_u->enum_hnd),
q_u->sess_level,
q_u->ctr->switch_value);
DEBUG(5,("_srv_net_sess_enum: %d\n", __LINE__));
return r_u->status;
}
WERROR _srv_net_share_enum_all(pipes_struct *p, SRV_Q_NET_SHARE_ENUM *q_u, SRV_R_NET_SHARE_ENUM *r_u)
{
DEBUG(5,("_srv_net_share_enum: %d\n", __LINE__));
if (!pipe_access_check(p)) {
DEBUG(3, ("access denied to srv_net_share_enum_all\n"));
return WERR_ACCESS_DENIED;
}
init_srv_r_net_share_enum(p, r_u,
q_u->ctr.info_level,
get_enum_hnd(&q_u->enum_hnd), True);
DEBUG(5,("_srv_net_share_enum: %d\n", __LINE__));
return r_u->status;
}
WERROR _srv_net_share_enum(pipes_struct *p, SRV_Q_NET_SHARE_ENUM *q_u, SRV_R_NET_SHARE_ENUM *r_u)
{
DEBUG(5,("_srv_net_share_enum: %d\n", __LINE__));
if (!pipe_access_check(p)) {
DEBUG(3, ("access denied to srv_net_share_enum\n"));
return WERR_ACCESS_DENIED;
}
init_srv_r_net_share_enum(p, r_u,
q_u->ctr.info_level,
get_enum_hnd(&q_u->enum_hnd), False);
DEBUG(5,("_srv_net_share_enum: %d\n", __LINE__));
return r_u->status;
}
WERROR _srv_net_share_get_info(pipes_struct *p, SRV_Q_NET_SHARE_GET_INFO *q_u, SRV_R_NET_SHARE_GET_INFO *r_u)
{
fstring share_name;
DEBUG(5,("_srv_net_share_get_info: %d\n", __LINE__));
unistr2_to_ascii(share_name, &q_u->uni_share_name, sizeof(share_name));
init_srv_r_net_share_get_info(p, r_u, share_name, q_u->info_level);
DEBUG(5,("_srv_net_share_get_info: %d\n", __LINE__));
return r_u->status;
}
static char *valid_share_pathname(char *dos_pathname)
{
pstring saved_pathname;
pstring unix_pathname;
char *ptr;
int ret;
unix_format(dos_pathname);
unix_clean_name(dos_pathname);
ptr = dos_pathname;
if (strlen(dos_pathname) > 2 && ptr[1] == ':' && ptr[0] != '/')
ptr += 2;
if (*ptr != '/')
return NULL;
if (getcwd(saved_pathname, sizeof(saved_pathname)) == NULL)
return False;
pstrcpy(unix_pathname, ptr);
ret = chdir(unix_pathname);
if (chdir(saved_pathname) == -1)
smb_panic("valid_share_pathname: Unable to restore current directory.\n");
return (ret != -1) ? ptr : NULL;
}
WERROR _srv_net_share_set_info(pipes_struct *p, SRV_Q_NET_SHARE_SET_INFO *q_u, SRV_R_NET_SHARE_SET_INFO *r_u)
{
struct current_user user;
pstring command;
fstring share_name;
fstring comment;
pstring pathname;
int type;
int snum;
int ret;
char *ptr;
SEC_DESC *psd = NULL;
DEBUG(5,("_srv_net_share_set_info: %d\n", __LINE__));
unistr2_to_ascii(share_name, &q_u->uni_share_name, sizeof(share_name));
r_u->parm_error = 0;
if (strequal(share_name,"IPC$") || strequal(share_name,"ADMIN$") || strequal(share_name,"global"))
return WERR_ACCESS_DENIED;
snum = find_service(share_name);
if (snum < 0)
return WERR_INVALID_NAME;
if (lp_print_ok(snum))
return WERR_ACCESS_DENIED;
get_current_user(&user,p);
if (user.uid != sec_initial_uid())
return WERR_ACCESS_DENIED;
switch (q_u->info_level) {
case 1:
pstrcpy(pathname, lp_pathname(snum));
unistr2_to_ascii(comment, &q_u->info.share.info2.info_2_str.uni_remark, sizeof(comment));
type = q_u->info.share.info2.info_2.type;
psd = NULL;
break;
case 2:
unistr2_to_ascii(comment, &q_u->info.share.info2.info_2_str.uni_remark, sizeof(comment));
unistr2_to_ascii(pathname, &q_u->info.share.info2.info_2_str.uni_path, sizeof(pathname));
type = q_u->info.share.info2.info_2.type;
psd = NULL;
break;
#if 0
case 501:
unistr2_to_ascii(comment, &q_u->info.share.info501.info_501_str.uni_remark, sizeof(comment));
type = q_u->info.share.info501.info_501.type;
psd = NULL;
break;
#endif
case 502:
unistr2_to_ascii(comment, &q_u->info.share.info502.info_502_str.uni_remark, sizeof(comment));
unistr2_to_ascii(pathname, &q_u->info.share.info502.info_502_str.uni_path, sizeof(pathname));
type = q_u->info.share.info502.info_502.type;
psd = q_u->info.share.info502.info_502_str.sd;
map_generic_share_sd_bits(psd);
break;
case 1004:
pstrcpy(pathname, lp_pathname(snum));
unistr2_to_ascii(comment, &q_u->info.share.info1004.info_1004_str.uni_remark, sizeof(comment));
type = STYPE_DISKTREE;
break;
case 1005:
if (((q_u->info.share.info1005.share_info_flags &
SHARE_1005_CSC_POLICY_MASK) >>
SHARE_1005_CSC_POLICY_SHIFT) == lp_csc_policy(snum))
return WERR_OK;
else {
DEBUG(3, ("_srv_net_share_set_info: client is trying to change csc policy from the network; must be done with smb.conf\n"));
return WERR_ACCESS_DENIED;
}
break;
case 1006:
case 1007:
return WERR_ACCESS_DENIED;
break;
case 1501:
pstrcpy(pathname, lp_pathname(snum));
fstrcpy(comment, lp_comment(snum));
psd = q_u->info.share.info1501.sdb->sec;
map_generic_share_sd_bits(psd);
type = STYPE_DISKTREE;
break;
default:
DEBUG(5,("_srv_net_share_set_info: unsupported switch value %d\n", q_u->info_level));
return WERR_UNKNOWN_LEVEL;
}
if (type != STYPE_DISKTREE)
return WERR_ACCESS_DENIED;
if (!(ptr = valid_share_pathname( pathname )))
return WERR_OBJECT_PATH_INVALID;
string_replace(share_name, '"', ' ');
string_replace(ptr, '"', ' ');
string_replace(comment, '"', ' ');
DEBUG(10,("_srv_net_share_set_info: change share command = %s\n",
lp_change_share_cmd() ? lp_change_share_cmd() : "NULL" ));
if (strcmp(ptr, lp_pathname(snum)) || strcmp(comment, lp_comment(snum)) ) {
if (!lp_change_share_cmd() || !*lp_change_share_cmd())
return WERR_ACCESS_DENIED;
slprintf(command, sizeof(command)-1, "%s \"%s\" \"%s\" \"%s\" \"%s\"",
lp_change_share_cmd(), dyn_CONFIGFILE, share_name, ptr, comment);
DEBUG(10,("_srv_net_share_set_info: Running [%s]\n", command ));
if ((ret = smbrun(command, NULL)) != 0) {
DEBUG(0,("_srv_net_share_set_info: Running [%s] returned (%d)\n", command, ret ));
return WERR_ACCESS_DENIED;
}
message_send_all(conn_tdb_ctx(), MSG_SMB_CONF_UPDATED, NULL, 0, False, NULL);
} else {
DEBUG(10,("_srv_net_share_set_info: No change to share name (%s)\n", share_name ));
}
if (psd) {
SEC_DESC *old_sd;
size_t sd_size;
old_sd = get_share_security(p->mem_ctx, snum, &sd_size);
if (old_sd && !sec_desc_equal(old_sd, psd)) {
if (!set_share_security(p->mem_ctx, share_name, psd))
DEBUG(0,("_srv_net_share_set_info: Failed to change security info in share %s.\n",
share_name ));
}
}
DEBUG(5,("_srv_net_share_set_info: %d\n", __LINE__));
return WERR_OK;
}
WERROR _srv_net_share_add(pipes_struct *p, SRV_Q_NET_SHARE_ADD *q_u, SRV_R_NET_SHARE_ADD *r_u)
{
struct current_user user;
pstring command;
fstring share_name;
fstring comment;
pstring pathname;
int type;
int snum;
int ret;
char *ptr;
SEC_DESC *psd = NULL;
DEBUG(5,("_srv_net_share_add: %d\n", __LINE__));
r_u->parm_error = 0;
get_current_user(&user,p);
if (user.uid != sec_initial_uid()) {
DEBUG(10,("_srv_net_share_add: uid != sec_initial_uid(). Access denied.\n"));
return WERR_ACCESS_DENIED;
}
if (!lp_add_share_cmd() || !*lp_add_share_cmd()) {
DEBUG(10,("_srv_net_share_add: No add share command\n"));
return WERR_ACCESS_DENIED;
}
switch (q_u->info_level) {
case 0:
return WERR_ACCESS_DENIED;
case 1:
return WERR_ACCESS_DENIED;
case 2:
unistr2_to_ascii(share_name, &q_u->info.share.info2.info_2_str.uni_netname, sizeof(share_name));
unistr2_to_ascii(comment, &q_u->info.share.info2.info_2_str.uni_remark, sizeof(share_name));
unistr2_to_ascii(pathname, &q_u->info.share.info2.info_2_str.uni_path, sizeof(share_name));
type = q_u->info.share.info2.info_2.type;
break;
case 501:
return WERR_ACCESS_DENIED;
case 502:
unistr2_to_ascii(share_name, &q_u->info.share.info502.info_502_str.uni_netname, sizeof(share_name));
unistr2_to_ascii(comment, &q_u->info.share.info502.info_502_str.uni_remark, sizeof(share_name));
unistr2_to_ascii(pathname, &q_u->info.share.info502.info_502_str.uni_path, sizeof(share_name));
type = q_u->info.share.info502.info_502.type;
psd = q_u->info.share.info502.info_502_str.sd;
map_generic_share_sd_bits(psd);
break;
case 1004:
case 1005:
case 1006:
case 1007:
return WERR_ACCESS_DENIED;
break;
case 1501:
return WERR_ACCESS_DENIED;
default:
DEBUG(5,("_srv_net_share_add: unsupported switch value %d\n", q_u->info_level));
return WERR_UNKNOWN_LEVEL;
}
if (strequal(share_name,"IPC$") || strequal(share_name,"ADMIN$") || strequal(share_name,"global"))
return WERR_ACCESS_DENIED;
snum = find_service(share_name);
if (snum >= 0)
return WERR_ALREADY_EXISTS;
if (type != STYPE_DISKTREE)
return WERR_ACCESS_DENIED;
if (!(ptr = valid_share_pathname( pathname )))
return WERR_OBJECT_PATH_INVALID;
string_replace(share_name, '"', ' ');
string_replace(ptr, '"', ' ');
string_replace(comment, '"', ' ');
slprintf(command, sizeof(command)-1, "%s \"%s\" \"%s\" \"%s\" \"%s\"",
lp_add_share_cmd(), dyn_CONFIGFILE, share_name, ptr, comment);
DEBUG(10,("_srv_net_share_add: Running [%s]\n", command ));
if ((ret = smbrun(command, NULL)) != 0) {
DEBUG(0,("_srv_net_share_add: Running [%s] returned (%d)\n", command, ret ));
return WERR_ACCESS_DENIED;
}
if (psd) {
if (!set_share_security(p->mem_ctx, share_name, psd))
DEBUG(0,("_srv_net_share_add: Failed to add security info to share %s.\n",
share_name ));
}
message_send_all(conn_tdb_ctx(), MSG_SMB_CONF_UPDATED, NULL, 0, False, NULL);
DEBUG(5,("_srv_net_share_add: %d\n", __LINE__));
return WERR_OK;
}
WERROR _srv_net_share_del(pipes_struct *p, SRV_Q_NET_SHARE_DEL *q_u, SRV_R_NET_SHARE_DEL *r_u)
{
struct current_user user;
pstring command;
fstring share_name;
int ret;
int snum;
DEBUG(5,("_srv_net_share_del: %d\n", __LINE__));
unistr2_to_ascii(share_name, &q_u->uni_share_name, sizeof(share_name));
if (strequal(share_name,"IPC$") || strequal(share_name,"ADMIN$") || strequal(share_name,"global"))
return WERR_ACCESS_DENIED;
snum = find_service(share_name);
if (snum < 0)
return WERR_NO_SUCH_SHARE;
if (lp_print_ok(snum))
return WERR_ACCESS_DENIED;
get_current_user(&user,p);
if (user.uid != sec_initial_uid())
return WERR_ACCESS_DENIED;
if (!lp_delete_share_cmd() || !*lp_delete_share_cmd())
return WERR_ACCESS_DENIED;
slprintf(command, sizeof(command)-1, "%s \"%s\" \"%s\"",
lp_delete_share_cmd(), dyn_CONFIGFILE, lp_servicename(snum));
DEBUG(10,("_srv_net_share_del: Running [%s]\n", command ));
if ((ret = smbrun(command, NULL)) != 0) {
DEBUG(0,("_srv_net_share_del: Running [%s] returned (%d)\n", command, ret ));
return WERR_ACCESS_DENIED;
}
delete_share_security(snum);
message_send_all(conn_tdb_ctx(), MSG_SMB_CONF_UPDATED, NULL, 0, False, NULL);
lp_killservice(snum);
return WERR_OK;
}
WERROR _srv_net_share_del_sticky(pipes_struct *p, SRV_Q_NET_SHARE_DEL *q_u, SRV_R_NET_SHARE_DEL *r_u)
{
DEBUG(5,("_srv_net_share_del_stick: %d\n", __LINE__));
return _srv_net_share_del(p, q_u, r_u);
}
WERROR _srv_net_remote_tod(pipes_struct *p, SRV_Q_NET_REMOTE_TOD *q_u, SRV_R_NET_REMOTE_TOD *r_u)
{
TIME_OF_DAY_INFO *tod;
struct tm *t;
time_t unixdate = time(NULL);
tod = (TIME_OF_DAY_INFO *)talloc(p->mem_ctx, sizeof(TIME_OF_DAY_INFO));
if (!tod)
return WERR_NOMEM;
ZERO_STRUCTP(tod);
r_u->tod = tod;
r_u->ptr_srv_tod = 0x1;
r_u->status = WERR_OK;
DEBUG(5,("_srv_net_remote_tod: %d\n", __LINE__));
t = gmtime(&unixdate);
init_time_of_day_info(tod,
unixdate,
0,
t->tm_hour,
t->tm_min,
t->tm_sec,
0,
TimeDiff(unixdate)/60,
10000,
t->tm_mday,
t->tm_mon + 1,
1900+t->tm_year,
t->tm_wday);
DEBUG(5,("_srv_net_remote_tod: %d\n", __LINE__));
return r_u->status;
}
WERROR _srv_net_file_query_secdesc(pipes_struct *p, SRV_Q_NET_FILE_QUERY_SECDESC *q_u,
SRV_R_NET_FILE_QUERY_SECDESC *r_u)
{
SEC_DESC *psd = NULL;
size_t sd_size;
DATA_BLOB null_pw;
pstring filename;
pstring qualname;
files_struct *fsp = NULL;
SMB_STRUCT_STAT st;
BOOL bad_path;
int access_mode;
int action;
NTSTATUS nt_status;
struct current_user user;
connection_struct *conn = NULL;
BOOL became_user = False;
ZERO_STRUCT(st);
r_u->status = WERR_OK;
unistr2_to_ascii(qualname, &q_u->uni_qual_name, sizeof(qualname));
null_pw = data_blob(NULL, 0);
get_current_user(&user, p);
become_root();
conn = make_connection(qualname, null_pw, "A:", user.vuid, &nt_status);
unbecome_root();
if (conn == NULL) {
DEBUG(3,("_srv_net_file_query_secdesc: Unable to connect to %s\n", qualname));
r_u->status = ntstatus_to_werror(nt_status);
goto error_exit;
}
if (!become_user(conn, conn->vuid)) {
DEBUG(0,("_srv_net_file_query_secdesc: Can't become connected user!\n"));
r_u->status = WERR_ACCESS_DENIED;
goto error_exit;
}
became_user = True;
unistr2_to_ascii(filename, &q_u->uni_file_name, sizeof(filename));
unix_convert(filename, conn, NULL, &bad_path, &st);
fsp = open_file_shared(conn, filename, &st, SET_OPEN_MODE(DOS_OPEN_RDONLY),
(FILE_FAIL_IF_NOT_EXIST|FILE_EXISTS_OPEN), 0, 0, &access_mode, &action);
if (!fsp) {
if (errno == EISDIR)
fsp = open_directory(conn, filename, &st,FILE_READ_ATTRIBUTES,0,
(FILE_FAIL_IF_NOT_EXIST|FILE_EXISTS_OPEN), 0, &action);
if (!fsp) {
DEBUG(3,("_srv_net_file_query_secdesc: Unable to open file %s\n", filename));
r_u->status = WERR_ACCESS_DENIED;
goto error_exit;
}
}
sd_size = SMB_VFS_GET_NT_ACL(fsp, fsp->fsp_name, (OWNER_SECURITY_INFORMATION|GROUP_SECURITY_INFORMATION|DACL_SECURITY_INFORMATION), &psd);
if (sd_size == 0) {
DEBUG(3,("_srv_net_file_query_secdesc: Unable to get NT ACL for file %s\n", filename));
r_u->status = WERR_ACCESS_DENIED;
goto error_exit;
}
r_u->ptr_response = 1;
r_u->size_response = sd_size;
r_u->ptr_secdesc = 1;
r_u->size_secdesc = sd_size;
r_u->sec_desc = psd;
psd->dacl->revision = (uint16) NT4_ACL_REVISION;
close_file(fsp, True);
unbecome_user();
close_cnum(conn, user.vuid);
return r_u->status;
error_exit:
if(fsp) {
close_file(fsp, True);
}
if (became_user)
unbecome_user();
if (conn)
close_cnum(conn, user.vuid);
return r_u->status;
}
WERROR _srv_net_file_set_secdesc(pipes_struct *p, SRV_Q_NET_FILE_SET_SECDESC *q_u,
SRV_R_NET_FILE_SET_SECDESC *r_u)
{
BOOL ret;
pstring filename;
pstring qualname;
DATA_BLOB null_pw;
files_struct *fsp = NULL;
SMB_STRUCT_STAT st;
BOOL bad_path;
int access_mode;
int action;
NTSTATUS nt_status;
struct current_user user;
connection_struct *conn = NULL;
BOOL became_user = False;
ZERO_STRUCT(st);
r_u->status = WERR_OK;
unistr2_to_ascii(qualname, &q_u->uni_qual_name, sizeof(qualname));
null_pw = data_blob(NULL, 0);
get_current_user(&user, p);
become_root();
conn = make_connection(qualname, null_pw, "A:", user.vuid, &nt_status);
unbecome_root();
if (conn == NULL) {
DEBUG(3,("_srv_net_file_set_secdesc: Unable to connect to %s\n", qualname));
r_u->status = ntstatus_to_werror(nt_status);
goto error_exit;
}
if (!become_user(conn, conn->vuid)) {
DEBUG(0,("_srv_net_file_set_secdesc: Can't become connected user!\n"));
r_u->status = WERR_ACCESS_DENIED;
goto error_exit;
}
became_user = True;
unistr2_to_ascii(filename, &q_u->uni_file_name, sizeof(filename));
unix_convert(filename, conn, NULL, &bad_path, &st);
fsp = open_file_shared(conn, filename, &st, SET_OPEN_MODE(DOS_OPEN_RDWR),
(FILE_FAIL_IF_NOT_EXIST|FILE_EXISTS_OPEN), 0, 0, &access_mode, &action);
if (!fsp) {
if (errno == EISDIR)
fsp = open_directory(conn, filename, &st,FILE_READ_ATTRIBUTES,0,
(FILE_FAIL_IF_NOT_EXIST|FILE_EXISTS_OPEN), 0, &action);
if (!fsp) {
DEBUG(3,("_srv_net_file_set_secdesc: Unable to open file %s\n", filename));
r_u->status = WERR_ACCESS_DENIED;
goto error_exit;
}
}
ret = SMB_VFS_SET_NT_ACL(fsp, fsp->fsp_name, q_u->sec_info, q_u->sec_desc);
if (ret == False) {
DEBUG(3,("_srv_net_file_set_secdesc: Unable to set NT ACL on file %s\n", filename));
r_u->status = WERR_ACCESS_DENIED;
goto error_exit;
}
close_file(fsp, True);
unbecome_user();
close_cnum(conn, user.vuid);
return r_u->status;
error_exit:
if(fsp) {
close_file(fsp, True);
}
if (became_user)
unbecome_user();
if (conn)
close_cnum(conn, user.vuid);
return r_u->status;
}
static const char *server_disks[] = {"C:"};
static uint32 get_server_disk_count(void)
{
return sizeof(server_disks)/sizeof(server_disks[0]);
}
static uint32 init_server_disk_enum(uint32 *resume)
{
uint32 server_disk_count = get_server_disk_count();
if(*resume & 0x80000000)
*resume = 0;
if(*resume > server_disk_count)
*resume = server_disk_count;
return server_disk_count - *resume;
}
static const char *next_server_disk_enum(uint32 *resume)
{
const char *disk;
if(init_server_disk_enum(resume) == 0)
return NULL;
disk = server_disks[*resume];
(*resume)++;
DEBUG(10, ("next_server_disk_enum: reporting disk %s. resume handle %d.\n", disk, *resume));
return disk;
}
WERROR _srv_net_disk_enum(pipes_struct *p, SRV_Q_NET_DISK_ENUM *q_u, SRV_R_NET_DISK_ENUM *r_u)
{
uint32 i;
const char *disk_name;
TALLOC_CTX *ctx = p->mem_ctx;
uint32 resume=get_enum_hnd(&q_u->enum_hnd);
r_u->status=WERR_OK;
r_u->total_entries = init_server_disk_enum(&resume);
r_u->disk_enum_ctr.unknown = 0;
{
DISK_INFO *dinfo;
int dinfo_size = MAX_SERVER_DISK_ENTRIES * sizeof(*dinfo);
if(!(dinfo = talloc(ctx, dinfo_size))) {
return WERR_NOMEM;
}
r_u->disk_enum_ctr.disk_info = dinfo;
}
r_u->disk_enum_ctr.disk_info_ptr = r_u->disk_enum_ctr.disk_info ? 1 : 0;
for(i = 0; i < MAX_SERVER_DISK_ENTRIES -1 && (disk_name = next_server_disk_enum(&resume)); i++) {
r_u->disk_enum_ctr.entries_read++;
init_unistr3(&r_u->disk_enum_ctr.disk_info[i].disk_name, disk_name);
}
r_u->disk_enum_ctr.entries_read++;
init_unistr3(&r_u->disk_enum_ctr.disk_info[i].disk_name, "");
init_enum_hnd(&r_u->enum_hnd, resume);
return r_u->status;
}
WERROR _srv_net_name_validate(pipes_struct *p, SRV_Q_NET_NAME_VALIDATE *q_u, SRV_R_NET_NAME_VALIDATE *r_u)
{
int snum;
fstring share_name;
r_u->status=WERR_OK;
switch(q_u->type) {
case 0x9:
unistr2_to_ascii(share_name, &q_u->uni_name, sizeof(share_name));
snum = find_service(share_name);
if (snum >= 0)
r_u->status = WERR_ALREADY_EXISTS;
break;
default:
r_u->status = WERR_UNKNOWN_LEVEL;
break;
}
return r_u->status;
}