/*
- * Copyright 2010 PADL Software Pty Ltd. All rights reserved.
+ * Copyright (c) 2010 PADL Software Pty Ltd.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * 3. Redistributions in any form must be accompanied by information on
+ * how to obtain complete source code for the GS2 software and any
+ * accompanying software that uses the GS2 software. The source code
+ * must either be included in the distribution or be available for no
+ * more than the cost of distribution plus a nominal fee, and must be
+ * freely redistributable under reasonable conditions. For an
+ * executable file, complete source code means the source code for all
+ * modules it contains. It does not include source code for modules or
+ * files that typically accompany the major components of the operating
+ * system on which the executable file runs.
+ *
+ * THIS SOFTWARE IS PROVIDED BY PADL SOFTWARE ``AS IS'' AND ANY EXPRESS
+ * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR
+ * NON-INFRINGEMENT, ARE DISCLAIMED. IN NO EVENT SHALL PADL SOFTWARE
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
- * Portions Copyright (c) 1998-2003 Carnegie Mellon University.
+ * Copyright (c) 1998-2003 Carnegie Mellon University.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
#include "gs2_token.h"
#define GS2_CB_FLAG_MASK 0x0F
+#define GS2_CB_FLAG_N 0x00
#define GS2_CB_FLAG_P 0x01
-#define GS2_CB_FLAG_N 0x02
-#define GS2_CB_FLAG_Y 0x03
+#define GS2_CB_FLAG_Y 0x02
#define GS2_NONSTD_FLAG 0x10
typedef struct context {
} plug;
gss_OID mechanism;
int gs2_flags;
- char *cb_name;
+ char *cbindingname;
struct gss_channel_bindings_struct bindings;
sasl_secret_t *password;
unsigned int free_password;
text->out_buf_len = 0;
- if (text->cb_name != NULL) {
- text->utils->free(text->cb_name);
- text->cb_name = NULL;
+ if (text->cbindingname != NULL) {
+ text->utils->free(text->cbindingname);
+ text->cbindingname = NULL;
}
if (text->free_password)
maj_stat = gss_accept_sec_context(&min_stat,
&text->gss_ctx,
(params->gss_creds != GSS_C_NO_CREDENTIAL)
- ? params->gss_creds
+ ? (gss_cred_id_t)params->gss_creds
: text->server_creds,
&input_token,
&text->bindings,
switch (text->gs2_flags & GS2_CB_FLAG_MASK) {
case GS2_CB_FLAG_N:
- oparams->chanbindingflag = SASL_CB_FLAG_NONE;
+ oparams->cbindingdisp = SASL_CB_DISP_NONE;
break;
case GS2_CB_FLAG_P:
- oparams->chanbindingflag = SASL_CB_FLAG_USED;
+ oparams->cbindingdisp = SASL_CB_DISP_USED;
+ oparams->cbindingname = text->cbindingname;
break;
case GS2_CB_FLAG_Y:
- oparams->chanbindingflag = SASL_CB_FLAG_WANT;
+ oparams->cbindingdisp = SASL_CB_DISP_WANT;
break;
}
if (ret != SASL_OK)
goto cleanup;
- if (params->gss_creds == GSS_C_NO_CREDENTIAL &&
+ if (params->gss_creds == GSS_C_NO_CREDENTIAL &&
text->password != NULL && text->password->len != 0) {
gss_buffer_desc password_buf;
gss_buffer_desc name_buf;
if ((text->plug.client->features & SASL_FEAT_GSS_FRAMING) == 0)
text->gs2_flags |= GS2_NONSTD_FLAG;
- switch (params->chanbindingflag) {
- case SASL_CB_FLAG_NONE:
+ switch (params->cbindingdisp) {
+ case SASL_CB_DISP_NONE:
text->gs2_flags |= GS2_CB_FLAG_N;
break;
- case SASL_CB_FLAG_USED:
+ case SASL_CB_DISP_USED:
text->gs2_flags |= GS2_CB_FLAG_P;
break;
- case SASL_CB_FLAG_WANT:
+ case SASL_CB_DISP_WANT:
text->gs2_flags |= GS2_CB_FLAG_Y;
break;
}
maj_stat = gss_init_sec_context(&min_stat,
(params->gss_creds != GSS_C_NO_CREDENTIAL)
- ? params->gss_creds
+ ? (gss_cred_id_t)params->gss_creds
: text->client_creds,
&text->gss_ctx,
text->server_name,
if (ret != SASL_OK) {
gs2_common_mech_dispose(text, params->utils);
return ret;
- }
+ }
*conn_context = text;
static int
gs2_save_cbindings(context_t *text,
gss_buffer_t header,
- const char *chanbindingdata,
- unsigned int chanbindinglen)
+ const sasl_channel_binding_t *cbinding)
{
gss_buffer_t gss_bindings = &text->bindings.application_data;
size_t len;
assert(len > 2);
len -= 2;
}
- if ((text->gs2_flags & GS2_CB_FLAG_MASK) == GS2_CB_FLAG_P)
- len += chanbindinglen;
+ if ((text->gs2_flags & GS2_CB_FLAG_MASK) == GS2_CB_FLAG_P &&
+ cbinding != NULL) {
+ len += cbinding->len;
+ }
gss_bindings->length = len;
gss_bindings->value = text->utils->malloc(len);
}
if ((text->gs2_flags & GS2_CB_FLAG_MASK) == GS2_CB_FLAG_P &&
- chanbindinglen != 0) {
- memcpy(p, chanbindingdata, chanbindinglen);
+ cbinding != NULL) {
+ memcpy(p, cbinding->data, cbinding->len);
}
return SASL_OK;
int ret;
gss_buffer_desc buf = GSS_C_EMPTY_BUFFER;
- assert(text->cb_name == NULL);
+ assert(text->cbindingname == NULL);
assert(text->authzid == NULL);
token->length = 0;
if (*p++ != '=')
return SASL_BADAUTH;
- ret = gs2_unescape_authzid(text->utils, &p, &remain, &text->cb_name);
+ ret = gs2_unescape_authzid(text->utils, &p, &remain, &text->cbindingname);
if (ret != SASL_OK)
return ret;
return ret;
}
- /* end of header */
+ /* end of header */
CHECK_REMAIN(1); /* , */
remain--;
if (*p++ != ',')
buf.value = (void *)in;
/* stash channel bindings to pass into gss_accept_sec_context() */
- ret = gs2_save_cbindings(text, &buf, sparams->chanbindingdata,
- sparams->chanbindinglen);
+ ret = gs2_save_cbindings(text, &buf, sparams->cbinding);
if (ret != SASL_OK)
return ret;
} else {
unsigned int token_size;
- /* create a properly formed GSS token */
+ /* create a properly formed GSS token */
token_size = gs2_token_size(text->mechanism, buf.length);
token->value = text->utils->malloc(token_size);
if (token->value == NULL)
unsigned *outlen)
{
size_t required = 0;
- size_t wire_authzid_len = 0, cb_name_len = 0;
+ size_t wire_authzid_len = 0, cbnamelen = 0;
char *wire_authzid = NULL;
char *p;
int ret;
/* SASL channel bindings */
switch (text->gs2_flags & GS2_CB_FLAG_MASK) {
case GS2_CB_FLAG_P:
- if (cparams->chanbindingtype == NULL)
+ if (!SASL_CB_PRESENT(cparams))
return SASL_BADPARAM;
- cb_name_len = strlen(cparams->chanbindingtype);
- required += 1 /*=*/ + cb_name_len;
+ cbnamelen = strlen(cparams->cbinding->name);
+ required += 1 /*=*/ + cbnamelen;
/* fallthrough */
case GS2_CB_FLAG_N:
case GS2_CB_FLAG_Y:
switch (text->gs2_flags & GS2_CB_FLAG_MASK) {
case GS2_CB_FLAG_P:
memcpy(p, "p=", 2);
- memcpy(p + 2, cparams->chanbindingtype, cb_name_len);
- p += 2 + cb_name_len;
+ memcpy(p + 2, cparams->cbinding->name, cbnamelen);
+ p += 2 + cbnamelen;
break;
case GS2_CB_FLAG_N:
*p++ = 'n';
buf.length = required;
buf.value = *out;
- ret = gs2_save_cbindings(text, &buf, cparams->chanbindingdata,
- cparams->chanbindinglen);
+ ret = gs2_save_cbindings(text, &buf, cparams->cbinding);
+ if (ret != SASL_OK)
+ return ret;
- return ret;
+ return SASL_OK;
}
/*