#include "includes.h"
#ifdef USE_SMBPASS_DB
static int al_file_lock_depth = 0;
static char s_readbuf[1024];
static void *startalsfilepwent(BOOL update)
{
return startfilepwent(lp_smb_alias_file(),
s_readbuf, sizeof(s_readbuf),
&al_file_lock_depth, update);
}
static void endalsfilepwent(void *vp)
{
endfilepwent(vp, &al_file_lock_depth);
}
static SMB_BIG_UINT getalsfilepwpos(void *vp)
{
return getfilepwpos(vp);
}
static BOOL setalsfilepwpos(void *vp, SMB_BIG_UINT tok)
{
return setfilepwpos(vp, tok);
}
static BOOL make_alias_line(char *p, int max_len,
LOCAL_GRP *als,
LOCAL_GRP_MEMBER **mem, int *num_mem)
{
int i;
int len;
len = slprintf(p, max_len-1, "%s:%s:%d:", als->name, als->comment, als->rid);
if (len == -1)
{
DEBUG(0,("make_alias_line: cannot create entry\n"));
return False;
}
p += len;
max_len -= len;
if (mem == NULL || num_mem == NULL)
{
return True;
}
for (i = 0; i < (*num_mem); i++)
{
len = strlen((*mem)[i].name);
p = safe_strcpy(p, (*mem)[i].name, max_len);
if (p == NULL)
{
DEBUG(0, ("make_alias_line: out of space for aliases!\n"));
return False;
}
max_len -= len;
if (i != (*num_mem)-1)
{
*p = ',';
p++;
max_len--;
}
}
return True;
}
static char *get_alias_members(char *p, int *num_mem, LOCAL_GRP_MEMBER **members)
{
fstring name;
if (num_mem == NULL || members == NULL)
return NULL;
(*num_mem) = 0;
(*members) = NULL;
while (next_token(&p, name, ",", sizeof(fstring))) {
LOCAL_GRP_MEMBER *mbrs;
DOM_SID sid;
uint8 type;
if (lookup_sid(name, &sid, &type)) {
mbrs = Realloc((*members), ((*num_mem)+1) * sizeof(LOCAL_GRP_MEMBER));
(*num_mem)++;
} else {
DEBUG(0,("alias database: could not resolve alias named %s\n", name));
continue;
}
if (mbrs == NULL) {
if (*members)
free(*members);
return NULL;
} else
(*members) = mbrs;
fstrcpy((*members)[(*num_mem)-1].name, name);
(*members)[(*num_mem)-1].sid_use = type;
sid_copy(&(*members)[(*num_mem)-1].sid, &sid);
}
return p;
}
static LOCAL_GRP *getalsfilepwent(void *vp, LOCAL_GRP_MEMBER **mem, int *num_mem)
{
static LOCAL_GRP al_buf;
int gidval;
pstring linebuf;
char *p;
size_t linebuf_len;
aldb_init_als(&al_buf);
while ((linebuf_len = getfileline(vp, linebuf, sizeof(linebuf))) > 0)
{
p = strncpyn(al_buf.name, linebuf, sizeof(al_buf.name), ':');
if (p == NULL)
{
DEBUG(0, ("getalsfilepwent: malformed alias entry (no :)\n"));
continue;
}
p++;
p = strncpyn(al_buf.comment, p, sizeof(al_buf.comment), ':');
if (p == NULL)
{
DEBUG(0, ("getalsfilepwent: malformed alias entry (no :)\n"));
continue;
}
p++;
p = Atoic(p, &gidval, ":");
if (p == NULL)
{
DEBUG(0, ("getalsfilepwent: malformed alias entry (no : after uid)\n"));
continue;
}
p++;
if (mem != NULL && num_mem != NULL)
{
(*mem) = NULL;
(*num_mem) = 0;
p = get_alias_members(p, num_mem, mem);
if (p == NULL)
{
DEBUG(0, ("getalsfilepwent: malformed alias entry (no : after members)\n"));
}
}
al_buf.rid = pwdb_gid_to_alias_rid((gid_t)gidval);
make_alias_line(linebuf, sizeof(linebuf), &al_buf, mem, num_mem);
DEBUG(10,("line: '%s'\n", linebuf));
return &al_buf;
}
DEBUG(5,("getalsfilepwent: end of file reached.\n"));
return NULL;
}
static BOOL add_alsfileals_entry(LOCAL_GRP *newals)
{
DEBUG(0, ("add_alsfileals_entry: NOT IMPLEMENTED\n"));
return False;
}
static BOOL mod_alsfileals_entry(LOCAL_GRP* als)
{
DEBUG(0, ("mod_alsfileals_entry: NOT IMPLEMENTED\n"));
return False;
}
static struct aliasdb_ops file_ops =
{
startalsfilepwent,
endalsfilepwent,
getalsfilepwpos,
setalsfilepwpos,
iterate_getaliasnam,
iterate_getaliasgid,
iterate_getaliasrid,
getalsfilepwent,
add_alsfileals_entry,
mod_alsfileals_entry,
iterate_getuseraliasnam
};
struct aliasdb_ops *file_initialise_alias_db(void)
{
return &file_ops;
}
#else
void als_dummy_function(void) { }
#endif