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Code

pipes.c:

Browse Source 
more static unused functions in pipes.c for the LSA RPC stream.

smb.h:

	corrections and altercations over the documentation

lsaparse.c:

	reflecting alterations in LSA structures...
This commit is contained in:
Luke Leighton 0001-01-01 00:00:00 +00:00
parent 67c1e87e8f
commit bef12478d2
3 changed files with 191 additions and 23 deletions
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9
source/include/smb.h
View File

@ -677,6 +677,7 @@ typedef struct lsa_r_srv_pwset_info
} LSA_R_SRV_PWSET;
#define LSA_MAX_GROUPS 32
#define LSA_MAX_SIDS 32
/* LSA_USER_INFO */
typedef struct lsa_q_user_info
@ -714,8 +715,8 @@ typedef struct lsa_q_user_info
uint32 buffer_dom_id; /* undocumented logon domain id pointer */
char padding[40]; /* unused padding bytes? */
uint32 num_sids; /* 0 - num_sids */
uint32 buffer_sids; /* NULL - undocumented pointer to SIDs. */
uint32 num_other_sids; /* 0 - num_sids */
uint32 buffer_other_sids; /* NULL - undocumented pointer to SIDs. */
UNISTR2 uni_user_name; /* username unicode string */
UNISTR2 uni_full_name; /* user's full name unicode string */
@ -730,8 +731,8 @@ typedef struct lsa_q_user_info
UNISTR2 uni_logon_srv; /* logon server unicode string */
UNISTR2 uni_logon_dom; /* logon domain unicode string */
DOM_SID undoc_dom_sids[2]; /* undocumented - domain SIDs */
DOM_SID dom_sid; /* domain SID */
DOM_SID other_sids[LSA_MAX_SIDS]; /* undocumented - domain SIDs */
} LSA_USER_INFO;
@ -750,7 +751,7 @@ typedef struct lsa_r_sam_logon_info
DOM_CRED srv_creds; /* server credentials. server time stamp appears to be ignored. */
uint32 buffer_user;
LSA_USER_INFO user;
LSA_USER_INFO *user;
uint32 auth_resp; /* 1 - Authoritative response; 0 - Non-Auth? */

5
source/lsaparse.c
View File

@ -403,7 +403,10 @@ char* lsa_io_r_sam_logon(BOOL io, LSA_R_SAM_LOGON *r_l, char *q, char *base, int
q = smb_io_cred(io, &(r_l->srv_creds), q, base, align); /* server credentials. server time stamp appears to be ignored. */
RW_IVAL(io, q, r_l->buffer_user, 0); q += 4;
q = lsa_io_user_info(io, &(r_l->user), q, base, align);
if (r_l->buffer_user != 0)
{
q = lsa_io_user_info(io, r_l->user, q, base, align);
}
RW_IVAL(io, q, r_l->auth_resp, 0); q += 4; /* 1 - Authoritative response; 0 - Non-Auth? */

200
source/smbd/pipes.c
View File

@ -28,6 +28,7 @@
#include "includes.h"
#include "trans2.h"
#include "nterr.h"
#define PIPE "\\PIPE\\"
#define PIPELEN strlen(PIPE)
@ -371,7 +372,7 @@ BOOL api_LsarpcTNP(int cnum,int uid, char *param,char *data,
/* BIG NOTE: this function only does SIDS where the identauth is not >= 2^32 */
/* identauth >= 2^32 can be detected because it will be specified in hex */
static void init_dom_sid(DOM_SID *sid, char *domsid)
static void make_dom_sid(DOM_SID *sid, char *domsid)
{
int identauth;
char *p;
@ -422,7 +423,7 @@ static void create_rpc_reply(RPC_HDR *hdr, uint32 call_id, int data_len)
hdr->reserved = 0; /* reserved */
}
static void init_rpc_reply(char *inbuf, char *q, char *base, int data_len)
static void make_rpc_reply(char *inbuf, char *q, char *base, int data_len)
{
uint32 callid = RIVAL(inbuf, 12);
RPC_HDR hdr;
@ -447,7 +448,14 @@ static int lsa_reply_open_policy(char *q, char *base)
return q - start;
}
static void init_unistr2(UNISTR2 *str, char *buf, int len, char terminate)
static void make_uni_hdr(UNIHDR *hdr, int max_len, int len, uint16 terminate)
{
hdr->uni_max_len = max_len;
hdr->uni_str_len = len;
hdr->undoc = terminate;
}
static void make_unistr2(UNISTR2 *str, char *buf, int len, char terminate)
{
/* set up string lengths. add one if string is not null-terminated */
str->uni_max_len = len + (terminate != 0 ? 1 : 0);
@ -461,7 +469,7 @@ static void init_unistr2(UNISTR2 *str, char *buf, int len, char terminate)
str->buffer[len] = (uint16)terminate;
}
static void init_dom_query(DOM_QUERY *d_q, char *dom_name, char *dom_sid)
static void make_dom_query(DOM_QUERY *d_q, char *dom_name, char *dom_sid)
{
int domlen = strlen(dom_name);
@ -473,9 +481,9 @@ static void init_dom_query(DOM_QUERY *d_q, char *dom_name, char *dom_sid)
d_q->buffer_dom_sid = 0; /* domain sid pointer */
/* NOT null-terminated: 4-terminated instead! */
init_unistr2(&(d_q->uni_domain_name), dom_name, domlen, 4);
make_unistr2(&(d_q->uni_domain_name), dom_name, domlen, 4);
init_dom_sid(&(d_q->dom_sid), dom_sid);
make_dom_sid(&(d_q->dom_sid), dom_sid);
}
static int lsa_reply_query_info(LSA_Q_QUERY_INFO *q_q, char *q, char *base,
@ -489,7 +497,7 @@ static int lsa_reply_query_info(LSA_Q_QUERY_INFO *q_q, char *q, char *base,
r_q.undoc_buffer = 1; /* not null */
r_q.info_class = q_q->info_class;
init_dom_query(&r_q.dom.id5, dom_name, dom_sid);
make_dom_query(&r_q.dom.id5, dom_name, dom_sid);
r_q.status = 0x0;
@ -500,7 +508,7 @@ static int lsa_reply_query_info(LSA_Q_QUERY_INFO *q_q, char *q, char *base,
return q - start;
}
static void init_lsa_r_req_chal(LSA_R_REQ_CHAL *r_c, char chal[8], int status)
static void make_lsa_r_req_chal(LSA_R_REQ_CHAL *r_c, char chal[8], int status)
{
memcpy(r_c->srv_chal.data, chal, sizeof(r_c->srv_chal.data));
r_c->status = status;
@ -523,7 +531,7 @@ static int lsa_reply_req_chal(LSA_Q_REQ_CHAL *q_c, char *q, char *base,
/* set up the LSA REQUEST CHALLENGE response */
init_lsa_r_req_chal(&r_c, chal, 0);
make_lsa_r_req_chal(&r_c, chal, 0);
/* store the response in the SMB stream */
q = lsa_io_r_req_chal(False, &r_c, q, base, 4);
@ -532,15 +540,15 @@ static int lsa_reply_req_chal(LSA_Q_REQ_CHAL *q_c, char *q, char *base,
return q - start;
}
static void init_lsa_chal(DOM_CHAL *cred, char resp_cred[8])
static void make_lsa_chal(DOM_CHAL *cred, char resp_cred[8])
{
memcpy(cred->data, resp_cred, sizeof(cred->data));
}
static void init_lsa_r_auth_2(LSA_R_AUTH_2 *r_a,
static void make_lsa_r_auth_2(LSA_R_AUTH_2 *r_a,
char resp_cred[8], NEG_FLAGS *flgs, int status)
{
init_lsa_chal(&(r_a->srv_chal), resp_cred);
make_lsa_chal(&(r_a->srv_chal), resp_cred);
memcpy(&(r_a->srv_flgs), flgs, sizeof(r_a->srv_flgs));
r_a->status = status;
}
@ -553,7 +561,7 @@ static int lsa_reply_auth_2(LSA_Q_AUTH_2 *q_a, char *q, char *base,
/* set up the LSA AUTH 2 response */
init_lsa_r_auth_2(&r_a, resp_cred, &(q_a->clnt_flgs), status);
make_lsa_r_auth_2(&r_a, resp_cred, &(q_a->clnt_flgs), status);
/* store the response in the SMB stream */
q = lsa_io_r_auth_2(False, &r_a, q, base, 4);
@ -562,17 +570,17 @@ static int lsa_reply_auth_2(LSA_Q_AUTH_2 *q_a, char *q, char *base,
return q - start;
}
static void init_lsa_dom_chal(DOM_CRED *cred, char srv_chal[8], UTIME srv_time)
static void make_lsa_dom_chal(DOM_CRED *cred, char srv_chal[8], UTIME srv_time)
{
init_lsa_chal(&(cred->challenge), srv_chal);
make_lsa_chal(&(cred->challenge), srv_chal);
cred->timestamp = srv_time;
}
static void init_lsa_r_srv_pwset(LSA_R_SRV_PWSET *r_a,
static void make_lsa_r_srv_pwset(LSA_R_SRV_PWSET *r_a,
char srv_chal[8], UTIME srv_time, int status)
{
init_lsa_dom_chal(&(r_a->srv_cred), srv_chal, srv_time);
make_lsa_dom_chal(&(r_a->srv_cred), srv_chal, srv_time);
r_a->status = status;
}
@ -584,7 +592,7 @@ static int lsa_reply_srv_pwset(LSA_Q_SRV_PWSET *q_s, char *q, char *base,
LSA_R_SRV_PWSET r_s;
/* set up the LSA Server Password Set response */
init_lsa_r_srv_pwset(&r_s, srv_cred, srv_time, status);
make_lsa_r_srv_pwset(&r_s, srv_cred, srv_time, status);
/* store the response in the SMB stream */
q = lsa_io_r_srv_pwset(False, &r_s, q, base, 4);
@ -593,3 +601,159 @@ static int lsa_reply_srv_pwset(LSA_Q_SRV_PWSET *q_s, char *q, char *base,
return q - start;
}
static void make_lsa_user_info(LSA_USER_INFO *usr,
NTTIME *logon_time,
NTTIME *logoff_time,
NTTIME *kickoff_time,
NTTIME *pass_last_set_time,
NTTIME *pass_can_change_time,
NTTIME *pass_must_change_time,
char *user_name,
char *full_name,
char *logon_script,
char *profile_path,
char *home_dir,
char *dir_drive,
uint16 logon_count,
uint16 bad_pw_count,
uint32 user_id,
uint32 group_id,
uint32 num_groups,
DOM_GID *gids,
uint32 user_flgs,
char sess_key[16],
char *logon_srv,
char *logon_dom,
char *dom_sid,
char *other_sids) /* space-delimited set of SIDs */
{
/* only cope with one "other" sid, right now. */
/* need to count the number of space-delimited sids */
int i;
int num_other_sids = other_sids != NULL ? 1 : 0;
int len_user_name = strlen(user_name );
int len_full_name = strlen(full_name );
int len_logon_script = strlen(logon_script);
int len_profile_path = strlen(profile_path);
int len_home_dir = strlen(home_dir );
int len_dir_drive = strlen(dir_drive );
int len_logon_srv = strlen(logon_srv);
int len_logon_dom = strlen(logon_dom);
usr->undoc_buffer = 1; /* yes, we're bothering to put USER_INFO data here */
usr->logon_time = *logon_time;
usr->logoff_time = *logoff_time;
usr->kickoff_time = *kickoff_time;
usr->pass_last_set_time = *pass_last_set_time;
usr->pass_can_change_time = *pass_can_change_time;
usr->pass_must_change_time = *pass_must_change_time;
make_uni_hdr(&(usr->hdr_user_name ), len_user_name , len_user_name , 4);
make_uni_hdr(&(usr->hdr_full_name ), len_full_name , len_full_name , 4);
make_uni_hdr(&(usr->hdr_logon_script), len_logon_script, len_logon_script, 4);
make_uni_hdr(&(usr->hdr_profile_path), len_profile_path, len_profile_path, 4);
make_uni_hdr(&(usr->hdr_home_dir ), len_home_dir , len_home_dir , 4);
make_uni_hdr(&(usr->hdr_dir_drive ), len_dir_drive , len_dir_drive , 4);
usr->logon_count = logon_count;
usr->bad_pw_count = bad_pw_count;
usr->user_id = user_id;
usr->group_id = group_id;
usr->num_groups = num_groups;
usr->buffer_groups = num_groups ? 1 : 0; /* yes, we're bothering to put group info in */
usr->user_flgs = user_flgs;
if (sess_key != NULL)
{
memcpy(usr->sess_key, sess_key, sizeof(usr->sess_key));
}
else
{
bzero(usr->sess_key, sizeof(usr->sess_key));
}
make_uni_hdr(&(usr->hdr_logon_srv), len_logon_srv, len_logon_srv, 4);
make_uni_hdr(&(usr->hdr_logon_dom), len_logon_dom, len_logon_dom, 4);
usr->buffer_dom_id = dom_sid ? 1 : 0; /* yes, we're bothering to put a domain SID in */
bzero(usr->padding, sizeof(usr->padding));
usr->num_other_sids = num_other_sids;
usr->buffer_other_sids = num_other_sids != 0 ? 1 : 0;
make_unistr2(&(usr->uni_user_name ), user_name , len_user_name , 0);
make_unistr2(&(usr->uni_full_name ), full_name , len_full_name , 0);
make_unistr2(&(usr->uni_logon_script), logon_script, len_logon_script, 0);
make_unistr2(&(usr->uni_profile_path), profile_path, len_profile_path, 0);
make_unistr2(&(usr->uni_home_dir ), home_dir , len_home_dir , 0);
make_unistr2(&(usr->uni_dir_drive ), dir_drive , len_dir_drive , 0);
usr->num_groups2 = num_groups;
for (i = 0; i < num_groups; i++)
{
usr->gids[i] = gids[i];
}
make_unistr2(&(usr->uni_logon_srv), logon_srv, len_logon_srv, 0);
make_unistr2(&(usr->uni_logon_dom), logon_dom, len_logon_dom, 0);
make_dom_sid(&(usr->dom_sid), dom_sid);
make_dom_sid(&(usr->other_sids[0]), other_sids);
}
static int lsa_reply_sam_logon(LSA_Q_SAM_LOGON *q_s, char *q, char *base,
char srv_cred[8], UTIME srv_time,
LSA_USER_INFO *user_info)
{
char *start = q;
LSA_R_SAM_LOGON r_s;
/* XXXX maybe we want to say 'no', reject the client's credentials */
r_s.buffer_creds = 1; /* yes, we have valid server credentials */
make_lsa_dom_chal(&(r_s.srv_creds), srv_cred, srv_time);
/* store the user information, if there is any. */
r_s.user = user_info;
r_s.buffer_user = user_info != NULL ? 1 : 0;
r_s.status = user_info != NULL ? 0 : (0xC000000|NT_STATUS_NO_SUCH_USER);
/* store the response in the SMB stream */
q = lsa_io_r_sam_logon(False, &r_s, q, base, 4);
/* return length of SMB data stored */
return q - start;
}
static int lsa_reply_sam_logoff(LSA_Q_SAM_LOGOFF *q_s, char *q, char *base,
char srv_cred[8], UTIME srv_time,
uint32 status)
{
char *start = q;
LSA_R_SAM_LOGOFF r_s;
/* XXXX maybe we want to say 'no', reject the client's credentials */
r_s.buffer_creds = 1; /* yes, we have valid server credentials */
make_lsa_dom_chal(&(r_s.srv_creds), srv_cred, srv_time);
r_s.status = status;
/* store the response in the SMB stream */
q = lsa_io_r_sam_logoff(False, &r_s, q, base, 4);
/* return length of SMB data stored */
return q - start;
}