6 * Copyright (C) 2010-11 SIPE Project <http://sipe.sourceforge.net/>
7 * Copyright (C) 2009 pier11 <pier11@operamail.com>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
36 #include "sipe-common.h"
38 #include "sipe-backend.h"
39 #include "sipe-utils.h"
41 #include "sip-sec-mech.h"
43 #include "sip-sec-ntlm.h"
44 #include "sip-sec-tls-dsk.h"
45 #define sip_sec_create_context__NTLM sip_sec_create_context__ntlm
46 #define sip_sec_create_context__Negotiate sip_sec_create_context__NONE
47 #define sip_sec_create_context__TLS_DSK sip_sec_create_context__tls_dsk
50 #include "sip-sec-krb5.h"
51 #define sip_sec_create_context__Kerberos sip_sec_create_context__krb5
53 #define sip_sec_create_context__Kerberos sip_sec_create_context__NONE
58 #include "sip-sec-sspi.h"
59 #define sip_sec_create_context__NTLM sip_sec_create_context__sspi
60 #define sip_sec_create_context__Negotiate sip_sec_create_context__sspi
61 #define sip_sec_create_context__Kerberos sip_sec_create_context__sspi
62 #define sip_sec_create_context__TLS_DSK sip_sec_create_context__sspi
63 #else /* !HAVE_SSPI */
64 #include "sip-sec-ntlm.h"
65 #include "sip-sec-tls-dsk.h"
66 #define sip_sec_create_context__NTLM sip_sec_create_context__ntlm
67 #define sip_sec_create_context__Negotiate sip_sec_create_context__NONE
68 #define sip_sec_create_context__Kerberos sip_sec_create_context__NONE
69 #define sip_sec_create_context__TLS_DSK sip_sec_create_context__tls_dsk
70 #endif /* HAVE_SSPI */
74 /* Dummy initialization hook */
76 sip_sec_create_context__NONE(SIPE_UNUSED_PARAMETER guint type
)
81 /* sip_sec API methods */
83 sip_sec_create_context(guint type
,
85 int is_connection_based
,
90 SipSecContext context
= NULL
;
92 /* Map authentication type to module initialization hook & name */
93 static sip_sec_create_context_func
const auth_to_hook
[] = {
94 sip_sec_create_context__NONE
, /* AUTH_TYPE_UNSET */
95 sip_sec_create_context__NTLM
, /* AUTH_TYPE_NTLM */
96 sip_sec_create_context__Kerberos
, /* AUTH_TYPE_KERBEROS */
97 sip_sec_create_context__Negotiate
, /* AUTH_TYPE_NEGOTIATE */
98 sip_sec_create_context__TLS_DSK
, /* AUTH_TYPE_TLS_DSK */
101 context
= (*(auth_to_hook
[type
]))(type
);
106 context
->is_connection_based
= is_connection_based
;
107 context
->is_ready
= TRUE
;
109 ret
= (*context
->acquire_cred_func
)(context
, domain
, username
, password
);
110 if (ret
!= SIP_SEC_E_OK
) {
111 SIPE_DEBUG_INFO_NOFORMAT("ERROR: sip_sec_init_context failed to acquire credentials.");
112 (*context
->destroy_context_func
)(context
);
121 sip_sec_init_context_step(SipSecContext context
,
123 const char *input_toked_base64
,
124 char **output_toked_base64
,
127 sip_uint32 ret
= SIP_SEC_E_INTERNAL_ERROR
;
130 SipSecBuffer in_buff
= {0, NULL
};
131 SipSecBuffer out_buff
= {0, NULL
};
133 /* Not NULL for NTLM Type 2 or TLS-DSK */
134 if (input_toked_base64
)
135 in_buff
.value
= g_base64_decode(input_toked_base64
, &in_buff
.length
);
137 ret
= (*context
->init_context_func
)(context
, in_buff
, &out_buff
, target
);
139 if (input_toked_base64
)
140 g_free(in_buff
.value
);
142 if (ret
== SIP_SEC_E_OK
|| ret
== SIP_SEC_I_CONTINUE_NEEDED
) {
144 if (out_buff
.length
> 0 && out_buff
.value
) {
145 *output_toked_base64
= g_base64_encode(out_buff
.value
, out_buff
.length
);
147 *output_toked_base64
= NULL
;
150 g_free(out_buff
.value
);
154 *expires
= context
->expires
;
162 sip_sec_init_context(SipSecContext
*context
,
167 const char *username
,
168 const char *password
,
170 const char *input_toked_base64
)
173 char *output_toked_base64
= NULL
;
176 *context
= sip_sec_create_context(type
,
178 0, /* Connectionless for SIP */
183 SIPE_DEBUG_INFO_NOFORMAT("ERROR: sip_sec_init_context: failed sip_sec_create_context()");
187 ret
= sip_sec_init_context_step(*context
,
190 &output_toked_base64
,
193 /* for NTLM type 3 */
194 if (ret
== SIP_SEC_I_CONTINUE_NEEDED
) {
195 g_free(output_toked_base64
);
196 ret
= sip_sec_init_context_step(*context
,
199 &output_toked_base64
,
207 return output_toked_base64
;
210 gboolean
sip_sec_context_is_ready(SipSecContext context
)
212 return(context
&& (context
->is_ready
!= 0));
216 sip_sec_destroy_context(SipSecContext context
)
218 if (context
) (*context
->destroy_context_func
)(context
);
221 char * sip_sec_make_signature(SipSecContext context
, const char *message
)
223 SipSecBuffer signature
;
226 if(((*context
->make_signature_func
)(context
, message
, &signature
)) != SIP_SEC_E_OK
) {
227 SIPE_DEBUG_INFO_NOFORMAT("ERROR: sip_sec_make_signature failed. Unable to sign message!");
230 signature_hex
= buff_to_hex_str(signature
.value
, signature
.length
);
231 g_free(signature
.value
);
232 return signature_hex
;
235 int sip_sec_verify_signature(SipSecContext context
, const char *message
, const char *signature_hex
)
237 SipSecBuffer signature
;
240 SIPE_DEBUG_INFO("sip_sec_verify_signature: message is:%s signature to verify is:%s",
241 message
? message
: "", signature_hex
? signature_hex
: "");
243 if (!message
|| !signature_hex
) return SIP_SEC_E_INTERNAL_ERROR
;
245 signature
.length
= hex_str_to_buff(signature_hex
, &signature
.value
);
246 res
= (*context
->verify_signature_func
)(context
, message
, signature
);
247 g_free(signature
.value
);
251 /* Initialize & Destroy */
252 void sip_sec_init(void)
255 sip_sec_init__ntlm();
259 void sip_sec_destroy(void)
262 sip_sec_destroy__ntlm();