#include "nterr.h"
extern int DEBUGLEVEL;
+extern DOM_SID global_machine_sid;
-/* array lookup of well-known RID aliases. the purpose of these escapes me.. */
-/* XXXX this structure should not have the well-known RID groups added to it,
- i.e the DOMAIN_GROUP_RID_ADMIN/USER/GUEST. */
-rid_name domain_alias_rids[] =
-{
- { DOMAIN_ALIAS_RID_ADMINS , "admins" },
- { DOMAIN_ALIAS_RID_USERS , "users" },
- { DOMAIN_ALIAS_RID_GUESTS , "guests" },
- { DOMAIN_ALIAS_RID_POWER_USERS , "power_users" },
-
- { DOMAIN_ALIAS_RID_ACCOUNT_OPS , "account_ops" },
- { DOMAIN_ALIAS_RID_SYSTEM_OPS , "system_ops" },
- { DOMAIN_ALIAS_RID_PRINT_OPS , "print_ops" },
- { DOMAIN_ALIAS_RID_BACKUP_OPS , "backup_ops" },
- { DOMAIN_ALIAS_RID_REPLICATOR , "replicator" },
- { 0 , NULL }
+/*
+ * A list of the rids of well known BUILTIN and Domain users
+ * and groups.
+ */
+
+rid_name builtin_alias_rids[] =
+{
+ { BUILTIN_ALIAS_RID_ADMINS , "Administrators" },
+ { BUILTIN_ALIAS_RID_USERS , "Users" },
+ { BUILTIN_ALIAS_RID_GUESTS , "Guests" },
+ { BUILTIN_ALIAS_RID_POWER_USERS , "Power Users" },
+
+ { BUILTIN_ALIAS_RID_ACCOUNT_OPS , "Account Operators" },
+ { BUILTIN_ALIAS_RID_SYSTEM_OPS , "System Operators" },
+ { BUILTIN_ALIAS_RID_PRINT_OPS , "Print Operators" },
+ { BUILTIN_ALIAS_RID_BACKUP_OPS , "Backup Operators" },
+ { BUILTIN_ALIAS_RID_REPLICATOR , "Replicator" },
+ { 0 , NULL }
};
/* array lookup of well-known Domain RID users. */
-rid_name domain_user_rids[] =
-{
- { DOMAIN_USER_RID_ADMIN , "Administrator" },
- { DOMAIN_USER_RID_GUEST , "Guest" },
- { 0 , NULL }
+rid_name domain_user_rids[] =
+{
+ { DOMAIN_USER_RID_ADMIN , "Administrator" },
+ { DOMAIN_USER_RID_GUEST , "Guest" },
+ { 0 , NULL }
};
/* array lookup of well-known Domain RID groups. */
-rid_name domain_group_rids[] =
-{
- { DOMAIN_GROUP_RID_ADMINS , "domain admins" },
- { DOMAIN_GROUP_RID_USERS , "domain users" },
- { DOMAIN_GROUP_RID_GUESTS , "domain guests" },
- { 0 , NULL }
+rid_name domain_group_rids[] =
+{
+ { DOMAIN_GROUP_RID_ADMINS , "Domain Admins" },
+ { DOMAIN_GROUP_RID_USERS , "Domain Users" },
+ { DOMAIN_GROUP_RID_GUESTS , "Domain Guests" },
+ { 0 , NULL }
};
+int make_dom_gids(char *gids_str, DOM_GID **ppgids)
+{
+ char *ptr;
+ pstring s2;
+ int count;
+ DOM_GID *gids;
+
+ *ppgids = NULL;
+
+ DEBUG(4,("make_dom_gids: %s\n", gids_str));
+
+ if (gids_str == NULL || *gids_str == 0)
+ return 0;
+
+ for (count = 0, ptr = gids_str;
+ next_token(&ptr, s2, NULL, sizeof(s2));
+ count++)
+ ;
+
+ gids = (DOM_GID *)malloc( sizeof(DOM_GID) * count );
+ if(!gids)
+ {
+ DEBUG(0,("make_dom_gids: malloc fail !\n"));
+ return 0;
+ }
+
+ for (count = 0, ptr = gids_str;
+ next_token(&ptr, s2, NULL, sizeof(s2)) &&
+ count < LSA_MAX_GROUPS;
+ count++)
+ {
+ /* the entries are of the form GID/ATTR, ATTR being optional.*/
+ char *attr;
+ uint32 rid = 0;
+ int i;
+
+ attr = strchr(s2,'/');
+ if (attr)
+ *attr++ = 0;
+
+ if (!attr || !*attr)
+ attr = "7"; /* default value for attribute is 7 */
+
+ /* look up the RID string and see if we can turn it into a rid number */
+ for (i = 0; builtin_alias_rids[i].name != NULL; i++)
+ {
+ if (strequal(builtin_alias_rids[i].name, s2))
+ {
+ rid = builtin_alias_rids[i].rid;
+ break;
+ }
+ }
+ if (rid == 0)
+ rid = atoi(s2);
-int make_dom_gids(char *gids_str, DOM_GID *gids)
-{
- char *ptr;
- pstring s2;
- int count;
+ if (rid == 0)
+ {
+ DEBUG(1,("make_dom_gids: unknown well-known alias RID %s/%s\n", s2, attr));
+ count--;
+ }
+ else
+ {
+ gids[count].g_rid = rid;
+ gids[count].attr = atoi(attr);
+
+ DEBUG(5,("group id: %d attr: %d\n", gids[count].g_rid, gids[count].attr));
+ }
+ }
- DEBUG(4,("make_dom_gids: %s\n", gids_str));
+ *ppgids = gids;
+ return count;
+}
- if (gids_str == NULL || *gids_str == 0) return 0;
+/*******************************************************************
+ turns a DCE/RPC request into a DCE/RPC reply
- for (count = 0, ptr = gids_str; next_token(&ptr, s2, NULL) && count < LSA_MAX_GROUPS; count++)
- {
- /* the entries are of the form GID/ATTR, ATTR being optional.*/
- char *attr;
- uint32 rid = 0;
- int i;
+ this is where the data really should be split up into an array of
+ headers and data sections.
+
+ ********************************************************************/
+BOOL create_rpc_reply(pipes_struct *p,
+ uint32 data_start, uint32 data_end)
+{
+ char *data;
+ BOOL auth_verify = IS_BITS_SET_ALL(p->ntlmssp_chal.neg_flags, NTLMSSP_NEGOTIATE_SIGN);
+ BOOL auth_seal = IS_BITS_SET_ALL(p->ntlmssp_chal.neg_flags, NTLMSSP_NEGOTIATE_SEAL);
+ uint32 data_len;
+ uint32 auth_len;
- attr = strchr(s2,'/');
- if (attr) *attr++ = 0;
- if (!attr || !*attr) attr = "7"; /* default value for attribute is 7 */
+ DEBUG(5,("create_rpc_reply: data_start: %d data_end: %d max_tsize: %d\n",
+ data_start, data_end, p->hdr_ba.bba.max_tsize));
+
+ auth_len = p->hdr.auth_len;
- /* look up the RID string and see if we can turn it into a rid number */
- for (i = 0; domain_alias_rids[i].name != NULL; i++)
+ if (p->ntlmssp_auth)
+ {
+ DEBUG(10,("create_rpc_reply: auth\n"));
+ if (auth_len != 16)
{
- if (strequal(domain_alias_rids[i].name, s2))
- {
- rid = domain_alias_rids[i].rid;
- break;
- }
+ return False;
}
+ }
+
+ prs_init(&p->rhdr , 0x18, 4, 0, False);
+ prs_init(&p->rauth, 1024, 4, 0, False);
+ prs_init(&p->rverf, 0x08, 4, 0, False);
+
+ p->hdr.pkt_type = RPC_RESPONSE; /* mark header as an rpc response */
+
+ /* set up rpc header (fragmentation issues) */
+ if (data_start == 0)
+ {
+ p->hdr.flags = RPC_FLG_FIRST;
+ }
+ else
+ {
+ p->hdr.flags = 0;
+ }
- if (rid == 0) rid = atoi(s2);
+ p->hdr_resp.alloc_hint = data_end - data_start; /* calculate remaining data to be sent */
- if (rid == 0)
+ if (p->hdr_resp.alloc_hint + 0x18 <= p->hdr_ba.bba.max_tsize)
+ {
+ p->hdr.flags |= RPC_FLG_LAST;
+ p->hdr.frag_len = p->hdr_resp.alloc_hint + 0x18;
+ }
+ else
+ {
+ p->hdr.frag_len = p->hdr_ba.bba.max_tsize;
+ }
+
+ if (p->ntlmssp_auth)
+ {
+ p->hdr_resp.alloc_hint -= auth_len - 16;
+ }
+
+ if (p->ntlmssp_auth)
+ {
+ data_len = p->hdr.frag_len - auth_len - (auth_verify ? 8 : 0) - 0x18;
+ }
+ else
+ {
+ data_len = p->hdr.frag_len;
+ }
+
+ p->rhdr.data->offset.start = 0;
+ p->rhdr.data->offset.end = 0x18;
+
+ /* store the header in the data stream */
+ smb_io_rpc_hdr ("hdr" , &(p->hdr ), &(p->rhdr), 0);
+ smb_io_rpc_hdr_resp("resp", &(p->hdr_resp), &(p->rhdr), 0);
+
+ /* don't use rdata: use rdata_i instead, which moves... */
+ /* make a pointer to the rdata data, NOT A COPY */
+
+ p->rdata_i.data = NULL;
+ prs_init(&p->rdata_i, 0, p->rdata.align, p->rdata.data->margin, p->rdata.io);
+ data = mem_data(&(p->rdata.data), data_start);
+ mem_create(p->rdata_i.data, data, 0, data_len, 0, False);
+ p->rdata_i.offset = data_len;
+
+ if (auth_len > 0)
+ {
+ uint32 crc32;
+
+ DEBUG(5,("create_rpc_reply: sign: %s seal: %s data %d auth %d\n",
+ BOOLSTR(auth_verify), BOOLSTR(auth_seal), data_len, auth_len));
+
+ if (auth_seal)
{
- DEBUG(1,("make_dom_gids: unknown well-known alias RID %s/%s\n",
- s2, attr));
- count--;
+ NTLMSSPcalc(p->ntlmssp_hash, data, data_len);
+ crc32 = crc32_calc_buffer(data_len, data);
}
- else
+
+ if (auth_seal || auth_verify)
{
- gids[count].g_rid = rid;
- gids[count].attr = atoi(attr);
+ make_rpc_hdr_auth(&p->auth_info, 0x0a, 0x06, 0x08, (auth_verify ? 1 : 0));
+ smb_io_rpc_hdr_auth("hdr_auth", &p->auth_info, &p->rauth, 0);
+ }
- DEBUG(5,("group id: %d attr: %d\n",
- gids[count].g_rid,
- gids[count].attr));
+ if (auth_verify)
+ {
+ char *auth_data;
+ make_rpc_auth_ntlmssp_chk(&p->ntlmssp_chk, NTLMSSP_SIGN_VERSION, crc32, p->ntlmssp_seq_num);
+ smb_io_rpc_auth_ntlmssp_chk("auth_sign", &(p->ntlmssp_chk), &p->rverf, 0);
+ auth_data = (uchar*)mem_data(&p->rverf.data, 4);
+ NTLMSSPcalc(p->ntlmssp_hash, auth_data, 12);
}
}
- return count;
+ /* set up the data chain */
+ if (p->ntlmssp_auth)
+ {
+ prs_link(NULL , &p->rhdr , &p->rdata_i);
+ prs_link(&p->rhdr , &p->rdata_i, &p->rauth );
+ prs_link(&p->rdata_i, &p->rauth , &p->rverf );
+ prs_link(&p->rauth , &p->rverf , NULL );
+ }
+ else
+ {
+ prs_link(NULL , &p->rhdr , &p->rdata_i);
+ prs_link(&p->rhdr, &p->rdata_i, NULL );
+ }
+
+ /* indicate to subsequent data reads where we are up to */
+ p->frag_len_left = p->hdr.frag_len - p->file_offset;
+ p->next_frag_start = p->hdr.frag_len;
+
+ return p->rhdr.data != NULL && p->rhdr.offset == 0x18;
}
-/*******************************************************************
- gets a domain user's groups
- ********************************************************************/
-void get_domain_user_groups(char *domain_groups, char *user)
+static BOOL api_pipe_ntlmssp_verify(pipes_struct *p)
{
- pstring tmp;
+ uchar lm_owf[24];
+ uchar nt_owf[24];
+ struct smb_passwd *smb_pass = NULL;
+
+ DEBUG(5,("api_pipe_ntlmssp_verify: checking user details\n"));
- if (domain_groups == NULL || user == NULL) return;
+ if (p->ntlmssp_resp.hdr_lm_resp.str_str_len == 0) return False;
+ if (p->ntlmssp_resp.hdr_nt_resp.str_str_len == 0) return False;
+ if (p->ntlmssp_resp.hdr_usr .str_str_len == 0) return False;
+ if (p->ntlmssp_resp.hdr_domain .str_str_len == 0) return False;
+ if (p->ntlmssp_resp.hdr_wks .str_str_len == 0) return False;
- /* any additional groups this user is in. e.g power users */
- pstrcpy(domain_groups, lp_domain_groups());
+ memset(p->user_name, 0, sizeof(p->user_name));
+ memset(p->domain , 0, sizeof(p->domain ));
+ memset(p->wks , 0, sizeof(p->wks ));
- /* can only be a user or a guest. cannot be guest _and_ admin */
- if (user_in_list(user, lp_domain_guest_users()))
+ if (IS_BITS_SET_ALL(p->ntlmssp_chal.neg_flags, NTLMSSP_NEGOTIATE_UNICODE))
+ {
+ fstrcpy(p->user_name, unistrn2((uint16*)p->ntlmssp_resp.user , p->ntlmssp_resp.hdr_usr .str_str_len/2));
+ fstrcpy(p->domain , unistrn2((uint16*)p->ntlmssp_resp.domain, p->ntlmssp_resp.hdr_domain.str_str_len/2));
+ fstrcpy(p->wks , unistrn2((uint16*)p->ntlmssp_resp.wks , p->ntlmssp_resp.hdr_wks .str_str_len/2));
+ }
+ else
{
- sprintf(tmp, " %ld/7 ", DOMAIN_GROUP_RID_GUESTS);
- strcat(domain_groups, tmp);
+ fstrcpy(p->user_name, p->ntlmssp_resp.user );
+ fstrcpy(p->domain , p->ntlmssp_resp.domain);
+ fstrcpy(p->wks , p->ntlmssp_resp.wks );
+ }
- DEBUG(3,("domain guest access %s granted\n", tmp));
+ DEBUG(5,("user: %s domain: %s wks: %s\n", p->user_name, p->domain, p->wks));
+
+ memcpy(lm_owf, p->ntlmssp_resp.lm_resp, sizeof(lm_owf));
+ memcpy(nt_owf, p->ntlmssp_resp.nt_resp, sizeof(nt_owf));
+
+#ifdef DEBUG_PASSWORD
+ DEBUG(100,("lm, nt owfs, chal\n"));
+ dump_data(100, lm_owf, sizeof(lm_owf));
+ dump_data(100, nt_owf, sizeof(nt_owf));
+ dump_data(100, p->ntlmssp_chal.challenge, 8);
+#endif
+ become_root(True);
+ p->ntlmssp_validated = pass_check_smb(p->user_name, p->domain,
+ (uchar*)p->ntlmssp_chal.challenge,
+ (char*)lm_owf, (char*)nt_owf, NULL);
+ smb_pass = getsmbpwnam(p->user_name);
+ unbecome_root(True);
+
+ if (p->ntlmssp_validated && smb_pass != NULL && smb_pass->smb_passwd)
+ {
+ uchar p24[24];
+ NTLMSSPOWFencrypt(smb_pass->smb_passwd, lm_owf, p24);
+ NTLMSSPhash(p->ntlmssp_hash, p24);
+ p->ntlmssp_seq_num = 0;
}
else
{
- sprintf(tmp, " %ld/7 ", DOMAIN_GROUP_RID_USERS);
- strcat(domain_groups, tmp);
+ p->ntlmssp_validated = False;
+ }
- DEBUG(3,("domain user access %s granted\n", tmp));
+ return p->ntlmssp_validated;
+}
- if (user_in_list(user, lp_domain_admin_users()))
+static BOOL api_pipe_ntlmssp(pipes_struct *p, prs_struct *pd)
+{
+ /* receive a negotiate; send a challenge; receive a response */
+ switch (p->auth_verifier.msg_type)
+ {
+ case NTLMSSP_NEGOTIATE:
{
- sprintf(tmp, " %ld/7 ", DOMAIN_GROUP_RID_ADMINS);
- strcat(domain_groups, tmp);
-
- DEBUG(3,("domain admin access %s granted\n", tmp));
+ smb_io_rpc_auth_ntlmssp_neg("", &p->ntlmssp_neg, pd, 0);
+ break;
+ }
+ case NTLMSSP_AUTH:
+ {
+ smb_io_rpc_auth_ntlmssp_resp("", &p->ntlmssp_resp, pd, 0);
+ if (!api_pipe_ntlmssp_verify(p))
+ {
+ pd->offset = 0;
+ }
+ break;
+ }
+ default:
+ {
+ /* NTLMSSP expected: unexpected message type */
+ DEBUG(3,("unexpected message type in NTLMSSP %d\n",
+ p->auth_verifier.msg_type));
+ return False;
}
}
+
+ return (pd->offset != 0);
}
+struct api_cmd
+{
+ char * pipe_clnt_name;
+ char * pipe_srv_name;
+ BOOL (*fn) (pipes_struct *, prs_struct *);
+};
-/*******************************************************************
- turns a DCE/RPC request into a DCE/RPC reply
+static struct api_cmd api_fd_commands[] =
+{
+ { "lsarpc", "lsass", api_ntlsa_rpc },
+ { "samr", "lsass", api_samr_rpc },
+ { "srvsvc", "ntsvcs", api_srvsvc_rpc },
+ { "wkssvc", "ntsvcs", api_wkssvc_rpc },
+ { "NETLOGON", "lsass", api_netlog_rpc },
+ { "winreg", "winreg", api_reg_rpc },
+ { NULL, NULL, NULL }
+};
- this is where the data really should be split up into an array of
- headers and data sections.
+static BOOL api_pipe_bind_auth_resp(pipes_struct *p, prs_struct *pd)
+{
+ DEBUG(5,("api_pipe_bind_auth_resp: decode request. %d\n", __LINE__));
- ********************************************************************/
-BOOL create_rpc_reply(pipes_struct *p,
- uint32 data_start, uint32 data_end)
+ if (p->hdr.auth_len == 0) return False;
+
+ /* decode the authentication verifier response */
+ smb_io_rpc_hdr_autha("", &p->autha_info, pd, 0);
+ if (pd->offset == 0) return False;
+
+ if (!rpc_hdr_auth_chk(&(p->auth_info))) return False;
+
+ smb_io_rpc_auth_verifier("", &p->auth_verifier, pd, 0);
+ if (pd->offset == 0) return False;
+
+ if (!rpc_auth_verifier_chk(&(p->auth_verifier), "NTLMSSP", NTLMSSP_AUTH)) return False;
+
+ return api_pipe_ntlmssp(p, pd);
+}
+
+static BOOL api_pipe_bind_req(pipes_struct *p, prs_struct *pd)
{
- DEBUG(5,("create_rpc_reply: data_start: %d data_end: %d max_tsize: %d\n",
- data_start, data_end, p->hdr_ba.bba.max_tsize));
+ uint16 assoc_gid;
+ fstring ack_pipe_name;
+ int i = 0;
- mem_buf_init(&(p->rhdr.data), 0);
- mem_alloc_data(p->rhdr.data, 0x18);
+ p->ntlmssp_auth = False;
- p->rhdr.align = 4;
- p->rhdr.io = False;
+ DEBUG(5,("api_pipe_bind_req: decode request. %d\n", __LINE__));
- p->hdr_resp.alloc_hint = data_end - data_start; /* calculate remaining data to be sent */
- p->hdr.pkt_type = RPC_RESPONSE; /* mark header as an rpc response */
+ for (i = 0; api_fd_commands[i].pipe_clnt_name; i++)
+ {
+ if (strequal(api_fd_commands[i].pipe_clnt_name, p->name) &&
+ api_fd_commands[i].fn != NULL)
+ {
+ DEBUG(3,("api_pipe_bind_req: \\PIPE\\%s -> \\PIPE\\%s\n",
+ api_fd_commands[i].pipe_clnt_name,
+ api_fd_commands[i].pipe_srv_name));
+ fstrcpy(p->pipe_srv_name, api_fd_commands[i].pipe_srv_name);
+ break;
+ }
+ }
- /* set up rpc header (fragmentation issues) */
- if (data_start == 0)
+ if (api_fd_commands[i].fn == NULL) return False;
+
+ /* decode the bind request */
+ smb_io_rpc_hdr_rb("", &p->hdr_rb, pd, 0);
+
+ if (pd->offset == 0) return False;
+
+ if (p->hdr.auth_len != 0)
{
- p->hdr.flags = RPC_FLG_FIRST;
+ /* decode the authentication verifier */
+ smb_io_rpc_hdr_auth ("", &p->auth_info , pd, 0);
+ if (pd->offset == 0) return False;
+
+ p->ntlmssp_auth = p->auth_info.auth_type = 0x0a;
+
+ if (p->ntlmssp_auth)
+ {
+ smb_io_rpc_auth_verifier("", &p->auth_verifier, pd, 0);
+ if (pd->offset == 0) return False;
+
+ p->ntlmssp_auth = strequal(p->auth_verifier.signature, "NTLMSSP");
+ }
+
+ if (p->ntlmssp_auth)
+ {
+ if (!api_pipe_ntlmssp(p, pd)) return False;
+ }
+ }
+
+ /* name has to be \PIPE\xxxxx */
+ fstrcpy(ack_pipe_name, "\\PIPE\\");
+ fstrcat(ack_pipe_name, p->pipe_srv_name);
+
+ DEBUG(5,("api_pipe_bind_req: make response. %d\n", __LINE__));
+
+ prs_init(&(p->rdata), 1024, 4, 0, False);
+ prs_init(&(p->rhdr ), 0x18, 4, 0, False);
+ prs_init(&(p->rauth), 1024, 4, 0, False);
+ prs_init(&(p->rverf), 0x08, 4, 0, False);
+ prs_init(&(p->rntlm), 1024, 4, 0, False);
+
+ /***/
+ /*** do the bind ack first ***/
+ /***/
+
+ if (p->ntlmssp_auth)
+ {
+ assoc_gid = 0x7a77;
}
else
{
- p->hdr.flags = 0;
+ assoc_gid = p->hdr_rb.bba.assoc_gid;
}
- if (p->hdr_resp.alloc_hint + 0x18 <= p->hdr_ba.bba.max_tsize)
+ make_rpc_hdr_ba(&p->hdr_ba,
+ p->hdr_rb.bba.max_tsize,
+ p->hdr_rb.bba.max_rsize,
+ assoc_gid,
+ ack_pipe_name,
+ 0x1, 0x0, 0x0,
+ &(p->hdr_rb.transfer));
+
+ smb_io_rpc_hdr_ba("", &p->hdr_ba, &p->rdata, 0);
+ mem_realloc_data(p->rdata.data, p->rdata.offset);
+
+ /***/
+ /*** now the authentication ***/
+ /***/
+
+ if (p->ntlmssp_auth)
{
- p->hdr.flags |= RPC_FLG_LAST;
- p->hdr.frag_len = p->hdr_resp.alloc_hint + 0x18;
+ uint8 challenge[8];
+ generate_random_buffer(challenge, 8, False);
+
+ /*** authentication info ***/
+
+ make_rpc_hdr_auth(&p->auth_info, 0x0a, 0x06, 0, 1);
+ smb_io_rpc_hdr_auth("", &p->auth_info, &p->rverf, 0);
+ mem_realloc_data(p->rverf.data, p->rverf.offset);
+
+ /*** NTLMSSP verifier ***/
+
+ make_rpc_auth_verifier(&p->auth_verifier,
+ "NTLMSSP", NTLMSSP_CHALLENGE);
+ smb_io_rpc_auth_verifier("", &p->auth_verifier, &p->rauth, 0);
+ mem_realloc_data(p->rauth.data, p->rauth.offset);
+
+ /* NTLMSSP challenge ***/
+
+ make_rpc_auth_ntlmssp_chal(&p->ntlmssp_chal,
+ 0x000082b1, challenge);
+ smb_io_rpc_auth_ntlmssp_chal("", &p->ntlmssp_chal, &p->rntlm, 0);
+ mem_realloc_data(p->rntlm.data, p->rntlm.offset);
+ }
+
+ /***/
+ /*** then do the header, now we know the length ***/
+ /***/
+
+ make_rpc_hdr(&p->hdr, RPC_BINDACK, RPC_FLG_FIRST | RPC_FLG_LAST,
+ p->hdr.call_id,
+ p->rdata.offset + p->rverf.offset + p->rauth.offset + p->rntlm.offset + 0x10,
+ p->rauth.offset + p->rntlm.offset);
+
+ smb_io_rpc_hdr("", &p->hdr, &p->rhdr, 0);
+ mem_realloc_data(p->rhdr.data, p->rdata.offset);
+
+ /***/
+ /*** link rpc header, bind acknowledgment and authentication responses ***/
+ /***/
+
+ if (p->ntlmssp_auth)
+ {
+ prs_link(NULL , &p->rhdr , &p->rdata);
+ prs_link(&p->rhdr , &p->rdata, &p->rverf);
+ prs_link(&p->rdata, &p->rverf, &p->rauth);
+ prs_link(&p->rverf, &p->rauth, &p->rntlm);
+ prs_link(&p->rauth, &p->rntlm, NULL );
}
else
{
- p->hdr.frag_len = p->hdr_ba.bba.max_tsize;
+ prs_link(NULL , &p->rhdr , &p->rdata);
+ prs_link(&p->rhdr, &p->rdata, NULL );
}
- p->rhdr.data->offset.start = 0;
- p->rhdr.data->offset.end = 0x18;
+ return True;
+}
- /* store the header in the data stream */
- p->rhdr.offset = 0;
- smb_io_rpc_hdr ("hdr", &(p->hdr ), &(p->rhdr), 0);
- smb_io_rpc_hdr_resp("resp", &(p->hdr_resp), &(p->rhdr), 0);
- return p->rhdr.data != NULL && p->rhdr.offset == 0x18;
+static BOOL api_pipe_auth_process(pipes_struct *p, prs_struct *pd)
+{
+ BOOL auth_verify = IS_BITS_SET_ALL(p->ntlmssp_chal.neg_flags, NTLMSSP_NEGOTIATE_SIGN);
+ BOOL auth_seal = IS_BITS_SET_ALL(p->ntlmssp_chal.neg_flags, NTLMSSP_NEGOTIATE_SEAL);
+ int data_len;
+ int auth_len;
+ uint32 old_offset;
+ uint32 crc32;
+
+ auth_len = p->hdr.auth_len;
+
+ if (auth_len != 16 && auth_verify)
+ {
+ return False;
+ }
+
+ data_len = p->hdr.frag_len - auth_len - (auth_verify ? 8 : 0) - 0x18;
+
+ DEBUG(5,("api_pipe_auth_process: sign: %s seal: %s data %d auth %d\n",
+ BOOLSTR(auth_verify), BOOLSTR(auth_seal), data_len, auth_len));
+
+ if (auth_seal)
+ {
+ char *data = (uchar*)mem_data(&pd->data, pd->offset);
+ DEBUG(5,("api_pipe_auth_process: data %d\n", pd->offset));
+ NTLMSSPcalc(p->ntlmssp_hash, data, data_len);
+ crc32 = crc32_calc_buffer(data_len, data);
+ }
+
+ /*** skip the data, record the offset so we can restore it again */
+ old_offset = pd->offset;
+
+ if (auth_seal || auth_verify)
+ {
+ pd->offset += data_len;
+ smb_io_rpc_hdr_auth("hdr_auth", &p->auth_info, pd, 0);
+ }
+
+ if (auth_verify)
+ {
+ char *req_data = (uchar*)mem_data(&pd->data, pd->offset + 4);
+ DEBUG(5,("api_pipe_auth_process: auth %d\n", pd->offset + 4));
+ NTLMSSPcalc(p->ntlmssp_hash, req_data, 12);
+ smb_io_rpc_auth_ntlmssp_chk("auth_sign", &(p->ntlmssp_chk), pd, 0);
+
+ if (!rpc_auth_ntlmssp_chk(&(p->ntlmssp_chk), crc32,
+ &(p->ntlmssp_seq_num)))
+ {
+ return False;
+ }
+ p->ntlmssp_seq_num = 0;
+ }
+
+ pd->offset = old_offset;
+
+ return True;
+}
+
+static BOOL api_pipe_request(pipes_struct *p, prs_struct *pd)
+{
+ int i = 0;
+
+ if (p->ntlmssp_auth && p->ntlmssp_validated)
+ {
+ if (!api_pipe_auth_process(p, pd)) return False;
+
+ DEBUG(0,("api_pipe_request: **** MUST CALL become_user() HERE **** \n"));
+#if 0
+ become_user();
+#endif
+ }
+
+ for (i = 0; api_fd_commands[i].pipe_clnt_name; i++)
+ {
+ if (strequal(api_fd_commands[i].pipe_clnt_name, p->name) &&
+ api_fd_commands[i].fn != NULL)
+ {
+ DEBUG(3,("Doing \\PIPE\\%s\n", api_fd_commands[i].pipe_clnt_name));
+ return api_fd_commands[i].fn(p, pd);
+ }
+ }
+ return False;
+}
+
+BOOL rpc_command(pipes_struct *p, prs_struct *pd)
+{
+ BOOL reply = False;
+ if (pd->data == NULL) return False;
+
+ /* process the rpc header */
+ smb_io_rpc_hdr("", &p->hdr, pd, 0);
+
+ if (pd->offset == 0) return False;
+
+ switch (p->hdr.pkt_type)
+ {
+ case RPC_BIND :
+ {
+ reply = api_pipe_bind_req(p, pd);
+ break;
+ }
+ case RPC_REQUEST:
+ {
+ if (p->ntlmssp_auth && !p->ntlmssp_validated)
+ {
+ /* authentication _was_ requested
+ and it failed. sorry, no deal!
+ */
+ reply = False;
+ }
+ else
+ {
+ /* read the rpc header */
+ smb_io_rpc_hdr_req("req", &(p->hdr_req), pd, 0);
+ reply = api_pipe_request(p, pd);
+ }
+ break;
+ }
+ case RPC_BINDRESP: /* not the real name! */
+ {
+ reply = api_pipe_bind_auth_resp(p, pd);
+ p->ntlmssp_auth = reply;
+ break;
+ }
+ }
+
+ if (!reply)
+ {
+ DEBUG(3,("rpc_command: DCE/RPC fault should be sent here\n"));
+ }
+
+ return reply;
}
}
/* start off with 1024 bytes, and a large safety margin too */
- mem_buf_init(&(p->rdata.data), SAFETY_MARGIN);
- mem_alloc_data(p->rdata.data, 1024);
-
- p->rdata.io = False;
- p->rdata.align = 4;
-
- p->rdata.data->offset.start = 0;
- p->rdata.data->offset.end = 0xffffffff;
+ prs_init(&p->rdata, 1024, 4, SAFETY_MARGIN, False);
/* do the actual command */
- p->rdata.offset = 0;
- api_rpc_cmds[fn_num].fn(p->uid, data, &(p->rdata));
+ api_rpc_cmds[fn_num].fn(p->vuid, data, &(p->rdata));
if (p->rdata.data == NULL || p->rdata.offset == 0)
{
mem_realloc_data(p->rdata.data, p->rdata.offset);
- DEBUG(10,("called %s\n", rpc_name));
+ DEBUG(10,("called %s\n", rpc_name));
return True;
}
return False;
}
- /* read the rpc header */
- smb_io_rpc_hdr_req("req", &(p->hdr_req), data, 0);
-
/* interpret the command */
if (!api_rpc_command(p, rpc_name, api_rpc_cmds, data))
{
}
/* create the rpc header */
- if (!create_rpc_reply(p, 0, p->rdata.offset))
+ if (!create_rpc_reply(p, 0, p->rdata.offset + (p->ntlmssp_auth ? (16 + 16) : 0)))
{
return False;
}
- p->frag_len_left = p->hdr.frag_len - p->file_offset;
- p->next_frag_start = p->hdr.frag_len;
-
- /* set up the data chain */
- p->rhdr.data->offset.start = 0;
- p->rhdr.data->offset.end = p->rhdr.offset;
- p->rhdr.data->next = p->rdata.data;
+ return True;
+}
- p->rdata.data->offset.start = p->rhdr.data->offset.end;
- p->rdata.data->offset.end = p->rhdr.data->offset.end + p->rdata.offset;
- p->rdata.data->next = NULL;
- return True;
+/*******************************************************************
+ gets a domain user's groups
+ ********************************************************************/
+void get_domain_user_groups(char *domain_groups, char *user)
+{
+ pstring tmp;
+
+ if (domain_groups == NULL || user == NULL) return;
+
+ /* any additional groups this user is in. e.g power users */
+ pstrcpy(domain_groups, lp_domain_groups());
+
+ /* can only be a user or a guest. cannot be guest _and_ admin */
+ if (user_in_list(user, lp_domain_guest_group()))
+ {
+ slprintf(tmp, sizeof(tmp) - 1, " %ld/7 ", DOMAIN_GROUP_RID_GUESTS);
+ pstrcat(domain_groups, tmp);
+
+ DEBUG(3,("domain guest group access %s granted\n", tmp));
+ }
+ else
+ {
+ slprintf(tmp, sizeof(tmp) -1, " %ld/7 ", DOMAIN_GROUP_RID_USERS);
+ pstrcat(domain_groups, tmp);
+
+ DEBUG(3,("domain group access %s granted\n", tmp));
+
+ if (user_in_list(user, lp_domain_admin_group()))
+ {
+ slprintf(tmp, sizeof(tmp) - 1, " %ld/7 ", DOMAIN_GROUP_RID_ADMINS);
+ pstrcat(domain_groups, tmp);
+
+ DEBUG(3,("domain admin group access %s granted\n", tmp));
+ }
+ }
}
-extern rid_name domain_group_rids[];
/*******************************************************************
lookup_group_name
return 0xC0000000 | NT_STATUS_NONE_MAPPED;
}
-extern rid_name domain_alias_rids[];
-
/*******************************************************************
lookup_alias_name
********************************************************************/
DEBUG(5,("lookup_alias_name: rid: %d", rid));
- while (domain_alias_rids[i].rid != rid && domain_alias_rids[i].rid != 0)
+ while (builtin_alias_rids[i].rid != rid && builtin_alias_rids[i].rid != 0)
{
i++;
}
- if (domain_alias_rids[i].rid != 0)
+ if (builtin_alias_rids[i].rid != 0)
{
- fstrcpy(alias_name, domain_alias_rids[i].name);
+ fstrcpy(alias_name, builtin_alias_rids[i].name);
DEBUG(5,(" = %s\n", alias_name));
return 0x0;
}
********************************************************************/
uint32 lookup_user_name(uint32 rid, char *user_name, uint32 *type)
{
- struct smb_passwd *smb_pass;
- uint32 unix_uid;
+ struct sam_disp_info *disp_info;
int i = 0;
(*type) = SID_NAME_USER;
return 0x0;
}
- unix_uid = uid_to_user_rid(rid);
- DEBUG(5,(" uid: %d", unix_uid));
-
/* ok, it's a user. find the user account */
become_root(True);
- smb_pass = getsampwuid(rid); /* lkclXXXX SHOULD use rid mapping here! */
+ disp_info = getsamdisprid(rid);
unbecome_root(True);
- if (smb_pass != NULL)
+ if (disp_info != NULL)
{
- fstrcpy(user_name, smb_pass->smb_name);
+ fstrcpy(user_name, disp_info->smb_name);
DEBUG(5,(" = %s\n", user_name));
return 0x0;
}
do /* find, if it exists, a alias rid for the alias name*/
{
i++;
- (*rid) = domain_alias_rids[i].rid;
- als_name = domain_alias_rids[i].name;
+ (*rid) = builtin_alias_rids[i].rid;
+ als_name = builtin_alias_rids[i].name;
} while (als_name != NULL && !strequal(als_name, alias_name));
********************************************************************/
uint32 lookup_user_rid(char *user_name, uint32 *rid)
{
- struct smb_passwd *smb_pass;
+ struct sam_passwd *sam_pass;
(*rid) = 0;
/* find the user account */
become_root(True);
- smb_pass = getsampwnam(user_name);
+ sam_pass = getsam21pwnam(user_name);
unbecome_root(True);
- if (smb_pass != NULL)
+ if (sam_pass != NULL)
{
- /* lkclXXXX SHOULD use name_to_rid() here! */
- (*rid) = smb_pass->smb_userid;
+ (*rid) = sam_pass->user_rid;
return 0x0;
}
return 0xC0000000 | NT_STATUS_NONE_MAPPED;
}
-
-/*******************************************************************
- Group and User RID username mapping function
- ********************************************************************/
-BOOL name_to_rid(char *user_name, uint32 *u_rid, uint32 *g_rid)
-{
- struct passwd *pw = Get_Pwnam(user_name, False);
-
- if (u_rid == NULL || g_rid == NULL || user_name == NULL)
- {
- return False;
- }
-
- if (!pw)
- {
- DEBUG(1,("Username %s is invalid on this system\n", user_name));
- return False;
- }
-
- if (user_in_list(user_name, lp_domain_guest_users()))
- {
- *u_rid = DOMAIN_USER_RID_GUEST;
- }
- else if (user_in_list(user_name, lp_domain_admin_users()))
- {
- *u_rid = DOMAIN_USER_RID_ADMIN;
- }
- else
- {
- /* turn the unix UID into a Domain RID. this is what the posix
- sub-system does (adds 1000 to the uid) */
- *u_rid = uid_to_user_rid(pw->pw_uid);
- }
-
- /* absolutely no idea what to do about the unix GID to Domain RID mapping */
- *g_rid = gid_to_group_rid(pw->pw_gid);
-
- return True;
-}
-
-/*******************************************************************
- XXXX THIS FUNCTION SHOULD NOT BE HERE: IT SHOULD BE A STATIC FUNCTION
- INSIDE smbpass.c
-
- converts NT User RID to a UNIX uid.
- ********************************************************************/
-uid_t user_rid_to_uid(uint32 u_rid)
-{
- return (uid_t)(u_rid - 1000);
-}
-
-/*******************************************************************
- XXXX THIS FUNCTION SHOULD NOT BE HERE: IT SHOULD BE A STATIC FUNCTION
- INSIDE smbpass.c
-
- converts NT Group RID to a UNIX uid.
- ********************************************************************/
-uid_t group_rid_to_uid(uint32 u_gid)
-{
- return (uid_t)(u_gid - 1000);
-}
-
-/*******************************************************************
- XXXX THIS FUNCTION SHOULD NOT BE HERE: IT SHOULD BE A STATIC FUNCTION
- INSIDE smbpass.c
-
- converts UNIX uid to an NT User RID.
- ********************************************************************/
-uint32 uid_to_user_rid(uint32 uid)
-{
- return (uint32)(uid + 1000);
-}
-
-/*******************************************************************
- XXXX THIS FUNCTION SHOULD NOT BE HERE: IT SHOULD BE A STATIC FUNCTION
- INSIDE smbpass.c
-
- converts NT Group RID to a UNIX uid.
- ********************************************************************/
-uint32 gid_to_group_rid(uint32 gid)
-{
- return (uint32)(gid + 1000);
-}
-
git.samba.org / samba.git / blobdiff