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ntlm_auth: Get rid of statics in manage_squid_ntlmssp_request

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This commit is contained in:
Kai Blin 2008-01-19 12:29:03 +01:00
parent af43842622
commit 97768628f5
1 changed files with 50 additions and 37 deletions
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87
source/utils/ntlm_auth.c
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@ -1,23 +1,24 @@
/*
/*
Unix SMB/CIFS implementation.
Winbind status program.
Copyright (C) Tim Potter 2000-2003
Copyright (C) Andrew Bartlett <abartlet@samba.org> 2003-2004
Copyright (C) Francesco Chemolli <kinkie@kame.usr.dsi.unimi.it> 2000
Copyright (C) Francesco Chemolli <kinkie@kame.usr.dsi.unimi.it> 2000
Copyright (C) Robert O'Callahan 2006 (added cached credential code).
Copyright (C) Kai Blin <kai@samba.org> 2008
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 3 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, see <http://www.gnu.org/licenses/>.
*/
@ -152,7 +153,7 @@ static char winbind_separator(void)
d_printf("winbind separator was NULL!\n");
return *lp_winbind_separator();
}
return sep;
}
@ -711,11 +712,6 @@ static NTSTATUS do_ccache_ntlm_auth(DATA_BLOB initial_msg, DATA_BLOB challenge_m
static void manage_squid_ntlmssp_request(struct ntlm_auth_state *state,
char *buf, int length)
{
static NTLMSSP_STATE *ntlmssp_state = NULL;
static char* want_feature_list = NULL;
static uint32 neg_flags = 0;
static bool have_session_key = False;
static DATA_BLOB session_key;
DATA_BLOB request, reply;
NTSTATUS nt_status;
@ -728,8 +724,9 @@ static void manage_squid_ntlmssp_request(struct ntlm_auth_state *state,
if (strlen(buf) > 3) {
if(strncmp(buf, "SF ", 3) == 0){
DEBUG(10, ("Setting flags to negotioate\n"));
SAFE_FREE(want_feature_list);
want_feature_list = SMB_STRNDUP(buf+3, strlen(buf)-3);
TALLOC_FREE(state->want_feature_list);
state->want_feature_list = talloc_strdup(state->mem_ctx,
buf+3);
x_fprintf(x_stdout, "OK\n");
return;
}
@ -739,9 +736,11 @@ static void manage_squid_ntlmssp_request(struct ntlm_auth_state *state,
}
if ((strncmp(buf, "PW ", 3) == 0)) {
/* The calling application wants us to use a local password (rather than winbindd) */
/* The calling application wants us to use a local password
* (rather than winbindd) */
opt_password = SMB_STRNDUP((const char *)request.data, request.length);
opt_password = SMB_STRNDUP((const char *)request.data,
request.length);
if (opt_password == NULL) {
DEBUG(1, ("Out of memory\n"));
@ -756,26 +755,33 @@ static void manage_squid_ntlmssp_request(struct ntlm_auth_state *state,
}
if (strncmp(buf, "YR", 2) == 0) {
if (ntlmssp_state)
ntlmssp_end(&ntlmssp_state);
if (state->ntlmssp_state)
ntlmssp_end(&state->ntlmssp_state);
state->svr_state = SERVER_INITIAL;
} else if (strncmp(buf, "KK", 2) == 0) {
/* No special preprocessing required */
} else if (strncmp(buf, "GF", 2) == 0) {
DEBUG(10, ("Requested negotiated NTLMSSP flags\n"));
x_fprintf(x_stdout, "GF 0x%08lx\n", have_session_key?neg_flags:0l);
if (state->svr_state == SERVER_FINISHED) {
x_fprintf(x_stdout, "GF 0x%08x\n", state->neg_flags);
}
else {
x_fprintf(x_stdout, "BH\n");
}
data_blob_free(&request);
return;
} else if (strncmp(buf, "GK", 2) == 0) {
DEBUG(10, ("Requested NTLMSSP session key\n"));
if(have_session_key) {
char *key64 = base64_encode_data_blob(talloc_tos(),
session_key);
if(state->have_session_key) {
char *key64 = base64_encode_data_blob(state->mem_ctx,
state->session_key);
x_fprintf(x_stdout, "GK %s\n", key64?key64:"<NULL>");
TALLOC_FREE(key64);
} else {
x_fprintf(x_stdout, "BH\n");
}
data_blob_free(&request);
return;
} else {
@ -784,44 +790,51 @@ static void manage_squid_ntlmssp_request(struct ntlm_auth_state *state,
return;
}
if (!ntlmssp_state) {
if (!NT_STATUS_IS_OK(nt_status = ntlm_auth_start_ntlmssp_server(&ntlmssp_state))) {
if (!state->ntlmssp_state) {
nt_status = ntlm_auth_start_ntlmssp_server(
&state->ntlmssp_state);
if (!NT_STATUS_IS_OK(nt_status)) {
x_fprintf(x_stdout, "BH %s\n", nt_errstr(nt_status));
return;
}
ntlmssp_want_feature_list(ntlmssp_state, want_feature_list);
ntlmssp_want_feature_list(state->ntlmssp_state,
state->want_feature_list);
}
DEBUG(10, ("got NTLMSSP packet:\n"));
dump_data(10, request.data, request.length);
nt_status = ntlmssp_update(ntlmssp_state, request, &reply);
nt_status = ntlmssp_update(state->ntlmssp_state, request, &reply);
if (NT_STATUS_EQUAL(nt_status, NT_STATUS_MORE_PROCESSING_REQUIRED)) {
char *reply_base64 = base64_encode_data_blob(talloc_tos(),
char *reply_base64 = base64_encode_data_blob(state->mem_ctx,
reply);
x_fprintf(x_stdout, "TT %s\n", reply_base64);
TALLOC_FREE(reply_base64);
data_blob_free(&reply);
state->svr_state = SERVER_CHALLENGE;
DEBUG(10, ("NTLMSSP challenge\n"));
} else if (NT_STATUS_EQUAL(nt_status, NT_STATUS_ACCESS_DENIED)) {
x_fprintf(x_stdout, "BH %s\n", nt_errstr(nt_status));
DEBUG(0, ("NTLMSSP BH: %s\n", nt_errstr(nt_status)));
ntlmssp_end(&ntlmssp_state);
ntlmssp_end(&state->ntlmssp_state);
} else if (!NT_STATUS_IS_OK(nt_status)) {
x_fprintf(x_stdout, "NA %s\n", nt_errstr(nt_status));
DEBUG(10, ("NTLMSSP %s\n", nt_errstr(nt_status)));
} else {
x_fprintf(x_stdout, "AF %s\n", (char *)ntlmssp_state->auth_context);
x_fprintf(x_stdout, "AF %s\n",
(char *)state->ntlmssp_state->auth_context);
DEBUG(10, ("NTLMSSP OK!\n"));
if(have_session_key)
data_blob_free(&session_key);
session_key = data_blob(ntlmssp_state->session_key.data,
ntlmssp_state->session_key.length);
neg_flags = ntlmssp_state->neg_flags;
have_session_key = True;
if(state->have_session_key)
data_blob_free(&state->session_key);
state->session_key = data_blob(
state->ntlmssp_state->session_key.data,
state->ntlmssp_state->session_key.length);
state->neg_flags = state->ntlmssp_state->neg_flags;
state->have_session_key = true;
state->svr_state = SERVER_FINISHED;
}
data_blob_free(&request);