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-rw-r--r--src/libimcv/ita/ita_attr.c17
-rw-r--r--src/libimcv/ita/ita_attr.h4
-rw-r--r--src/libimcv/ita/ita_attr_angel.c159
-rw-r--r--src/libimcv/ita/ita_attr_angel.h56
-rw-r--r--src/libimcv/ita/ita_attr_command.c11
-rw-r--r--src/libimcv/ita/ita_attr_dummy.c6
-rw-r--r--src/libimcv/ita/ita_attr_get_settings.c264
-rw-r--r--src/libimcv/ita/ita_attr_get_settings.h66
-rw-r--r--src/libimcv/ita/ita_attr_settings.c326
-rw-r--r--src/libimcv/ita/ita_attr_settings.h67
10 files changed, 968 insertions, 8 deletions
diff --git a/src/libimcv/ita/ita_attr.c b/src/libimcv/ita/ita_attr.c
index 0ea799c3a..09754aed6 100644
--- a/src/libimcv/ita/ita_attr.c
+++ b/src/libimcv/ita/ita_attr.c
@@ -16,10 +16,17 @@
#include "ita_attr.h"
#include "ita/ita_attr_command.h"
#include "ita/ita_attr_dummy.h"
+#include "ita/ita_attr_get_settings.h"
+#include "ita/ita_attr_settings.h"
+#include "ita/ita_attr_angel.h"
-ENUM(ita_attr_names, ITA_ATTR_COMMAND, ITA_ATTR_DUMMY,
+ENUM(ita_attr_names, ITA_ATTR_COMMAND, ITA_ATTR_STOP_ANGEL,
"Command",
"Dummy",
+ "Get Settings",
+ "Settings",
+ "Start Angel",
+ "Stop Angel"
);
/**
@@ -33,6 +40,14 @@ pa_tnc_attr_t* ita_attr_create_from_data(u_int32_t type, chunk_t value)
return ita_attr_command_create_from_data(value);
case ITA_ATTR_DUMMY:
return ita_attr_dummy_create_from_data(value);
+ case ITA_ATTR_GET_SETTINGS:
+ return ita_attr_get_settings_create_from_data(value);
+ case ITA_ATTR_SETTINGS:
+ return ita_attr_settings_create_from_data(value);
+ case ITA_ATTR_START_ANGEL:
+ return ita_attr_angel_create_from_data(TRUE, value);
+ case ITA_ATTR_STOP_ANGEL:
+ return ita_attr_angel_create_from_data(FALSE, value);
default:
return NULL;
}
diff --git a/src/libimcv/ita/ita_attr.h b/src/libimcv/ita/ita_attr.h
index 3baf0e3b8..d7b06146f 100644
--- a/src/libimcv/ita/ita_attr.h
+++ b/src/libimcv/ita/ita_attr.h
@@ -33,6 +33,10 @@ typedef enum ita_attr_t ita_attr_t;
enum ita_attr_t {
ITA_ATTR_COMMAND = 1,
ITA_ATTR_DUMMY = 2,
+ ITA_ATTR_GET_SETTINGS = 3,
+ ITA_ATTR_SETTINGS = 4,
+ ITA_ATTR_START_ANGEL = 5,
+ ITA_ATTR_STOP_ANGEL = 6
};
/**
diff --git a/src/libimcv/ita/ita_attr_angel.c b/src/libimcv/ita/ita_attr_angel.c
new file mode 100644
index 000000000..0e9cff0a9
--- /dev/null
+++ b/src/libimcv/ita/ita_attr_angel.c
@@ -0,0 +1,159 @@
+/*
+ * Copyright (C) 2012 Andreas Steffen
+ * HSR Hochschule fuer Technik Rapperswil
+ *
+ * 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 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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.
+ */
+
+#include "ita_attr.h"
+#include "ita_attr_angel.h"
+
+#include <bio/bio_reader.h>
+#include <bio/bio_writer.h>
+#include <collections/linked_list.h>
+#include <pen/pen.h>
+#include <utils/debug.h>
+
+typedef struct private_ita_attr_angel_t private_ita_attr_angel_t;
+
+/**
+ * Private data of an ita_attr_angel_t object.
+ */
+struct private_ita_attr_angel_t {
+
+ /**
+ * Public members of ita_attr_angel_t
+ */
+ ita_attr_angel_t public;
+
+ /**
+ * Vendor-specific attribute type
+ */
+ pen_type_t type;
+
+ /**
+ * Noskip flag
+ */
+ bool noskip_flag;
+
+ /**
+ * Reference count
+ */
+ refcount_t ref;
+};
+
+METHOD(pa_tnc_attr_t, get_type, pen_type_t,
+ private_ita_attr_angel_t *this)
+{
+ return this->type;
+}
+
+METHOD(pa_tnc_attr_t, get_value, chunk_t,
+ private_ita_attr_angel_t *this)
+{
+ return chunk_empty;
+}
+
+METHOD(pa_tnc_attr_t, get_noskip_flag, bool,
+ private_ita_attr_angel_t *this)
+{
+ return this->noskip_flag;
+}
+
+METHOD(pa_tnc_attr_t, set_noskip_flag,void,
+ private_ita_attr_angel_t *this, bool noskip)
+{
+ this->noskip_flag = noskip;
+}
+
+METHOD(pa_tnc_attr_t, build, void,
+ private_ita_attr_angel_t *this)
+{
+ /* nothing to build */
+}
+
+METHOD(pa_tnc_attr_t, process, status_t,
+ private_ita_attr_angel_t *this, u_int32_t *offset)
+{
+ return SUCCESS;
+}
+
+METHOD(pa_tnc_attr_t, get_ref, pa_tnc_attr_t*,
+ private_ita_attr_angel_t *this)
+{
+ ref_get(&this->ref);
+ return &this->public.pa_tnc_attribute;
+}
+
+METHOD(pa_tnc_attr_t, destroy, void,
+ private_ita_attr_angel_t *this)
+{
+ if (ref_put(&this->ref))
+ {
+ free(this);
+ }
+}
+
+/**
+ * Described in header.
+ */
+pa_tnc_attr_t *ita_attr_angel_create(bool start)
+{
+ private_ita_attr_angel_t *this;
+
+ INIT(this,
+ .public = {
+ .pa_tnc_attribute = {
+ .get_type = _get_type,
+ .get_value = _get_value,
+ .get_noskip_flag = _get_noskip_flag,
+ .set_noskip_flag = _set_noskip_flag,
+ .build = _build,
+ .process = _process,
+ .get_ref = _get_ref,
+ .destroy = _destroy,
+ },
+ },
+ .type = { PEN_ITA, start ? ITA_ATTR_START_ANGEL : ITA_ATTR_STOP_ANGEL },
+ .ref = 1,
+ );
+
+ return &this->public.pa_tnc_attribute;
+}
+
+/**
+ * Described in header.
+ */
+pa_tnc_attr_t *ita_attr_angel_create_from_data(bool start, chunk_t data)
+{
+ private_ita_attr_angel_t *this;
+
+ INIT(this,
+ .public = {
+ .pa_tnc_attribute = {
+ .get_type = _get_type,
+ .get_value = _get_value,
+ .get_noskip_flag = _get_noskip_flag,
+ .set_noskip_flag = _set_noskip_flag,
+ .build = _build,
+ .process = _process,
+ .get_ref = _get_ref,
+ .destroy = _destroy,
+ },
+ },
+ .type = { PEN_ITA, start ? ITA_ATTR_START_ANGEL : ITA_ATTR_STOP_ANGEL },
+ .ref = 1,
+ );
+
+ return &this->public.pa_tnc_attribute;
+}
+
+
diff --git a/src/libimcv/ita/ita_attr_angel.h b/src/libimcv/ita/ita_attr_angel.h
new file mode 100644
index 000000000..c392f7927
--- /dev/null
+++ b/src/libimcv/ita/ita_attr_angel.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2012 Andreas Steffen
+ * HSR Hochschule fuer Technik Rapperswil
+ *
+ * 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 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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.
+ */
+
+/**
+ * @defgroup ita_attr_angelt ita_attr_angel
+ * @{ @ingroup ita_attr_angel
+ */
+
+#ifndef ITA_ATTR_ANGEL_H_
+#define ITA_ATTR_ANGEL_H_
+
+typedef struct ita_attr_angel_t ita_attr_angel_t;
+
+#include "pa_tnc/pa_tnc_attr.h"
+
+/**
+ * Class implementing the ITA Start/Stop Angel PA-TNC attribute.
+ *
+ */
+struct ita_attr_angel_t {
+
+ /**
+ * Public PA-TNC attribute interface
+ */
+ pa_tnc_attr_t pa_tnc_attribute;
+
+};
+
+/**
+ * Creates an ita_attr_angel_t object with an empty settings list
+ *
+ * @param start TRUE for Start, FALSE for Stop Angel attribute
+ */
+pa_tnc_attr_t* ita_attr_angel_create(bool start);
+
+/**
+ * Creates an ita_attr_angel_t object from received data
+ *
+ * @param start TRUE for Start, FALSE for Stop Angel attribute
+ * @param value binary value blob
+ */
+pa_tnc_attr_t* ita_attr_angel_create_from_data(bool start, chunk_t value);
+
+#endif /** ITA_ATTR_ANGEL_H_ @}*/
diff --git a/src/libimcv/ita/ita_attr_command.c b/src/libimcv/ita/ita_attr_command.c
index d43e4777b..f32ab2bfe 100644
--- a/src/libimcv/ita/ita_attr_command.c
+++ b/src/libimcv/ita/ita_attr_command.c
@@ -17,8 +17,9 @@
#include "ita_attr_command.h"
#include <pen/pen.h>
+#include <utils/debug.h>
-#include <debug.h>
+#include <string.h>
typedef struct private_ita_attr_command_t private_ita_attr_command_t;
@@ -96,11 +97,9 @@ METHOD(pa_tnc_attr_t, build, void,
METHOD(pa_tnc_attr_t, process, status_t,
private_ita_attr_command_t *this, u_int32_t *offset)
{
- this->command = malloc(this->value.len + 1);
- memcpy(this->command, this->value.ptr, this->value.len);
- this->command[this->value.len] = '\0';
+ this->command = strndup(this->value.ptr, this->value.len);
- return SUCCESS;
+ return SUCCESS;
}
METHOD(pa_tnc_attr_t, get_ref, pa_tnc_attr_t*,
@@ -168,6 +167,8 @@ pa_tnc_attr_t *ita_attr_command_create_from_data(chunk_t data)
.pa_tnc_attribute = {
.get_type = _get_type,
.get_value = _get_value,
+ .get_noskip_flag = _get_noskip_flag,
+ .set_noskip_flag = _set_noskip_flag,
.build = _build,
.process = _process,
.get_ref = _get_ref,
diff --git a/src/libimcv/ita/ita_attr_dummy.c b/src/libimcv/ita/ita_attr_dummy.c
index f122256a1..6497d4645 100644
--- a/src/libimcv/ita/ita_attr_dummy.c
+++ b/src/libimcv/ita/ita_attr_dummy.c
@@ -18,7 +18,7 @@
#include <pen/pen.h>
-#include <debug.h>
+#include <utils/debug.h>
typedef struct private_ita_attr_dummy_t private_ita_attr_dummy_t;
@@ -98,7 +98,7 @@ METHOD(pa_tnc_attr_t, process, status_t,
{
this->size = this->value.len;
- return SUCCESS;
+ return SUCCESS;
}
METHOD(pa_tnc_attr_t, get_ref, pa_tnc_attr_t*,
@@ -165,6 +165,8 @@ pa_tnc_attr_t *ita_attr_dummy_create_from_data(chunk_t data)
.pa_tnc_attribute = {
.get_type = _get_type,
.get_value = _get_value,
+ .get_noskip_flag = _get_noskip_flag,
+ .set_noskip_flag = _set_noskip_flag,
.build = _build,
.process = _process,
.get_ref = _get_ref,
diff --git a/src/libimcv/ita/ita_attr_get_settings.c b/src/libimcv/ita/ita_attr_get_settings.c
new file mode 100644
index 000000000..8016b761d
--- /dev/null
+++ b/src/libimcv/ita/ita_attr_get_settings.c
@@ -0,0 +1,264 @@
+/*
+ * Copyright (C) 2012 Andreas Steffen
+ * HSR Hochschule fuer Technik Rapperswil
+ *
+ * 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 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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.
+ */
+
+#include "ita_attr.h"
+#include "ita_attr_get_settings.h"
+
+#include <bio/bio_reader.h>
+#include <bio/bio_writer.h>
+#include <collections/linked_list.h>
+#include <pen/pen.h>
+#include <utils/debug.h>
+
+#include <string.h>
+
+typedef struct private_ita_attr_get_settings_t private_ita_attr_get_settings_t;
+
+/**
+ * ITA Get Settings
+ *
+ * 1 2 3
+ * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | Settings Count |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | Name Length | Name (Variable Length) ~
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * ~ Name (Variable Length) ~
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | Name Length | Name (Variable Length) ~
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * ~ Name (Variable Length) ~
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * ...........................
+ */
+
+#define ITA_GET_SETTINGS_MIN_SIZE 4
+
+/**
+ * Private data of an ita_attr_get_settings_t object.
+ */
+struct private_ita_attr_get_settings_t {
+
+ /**
+ * Public members of ita_attr_get_settings_t
+ */
+ ita_attr_get_settings_t public;
+
+ /**
+ * Vendor-specific attribute type
+ */
+ pen_type_t type;
+
+ /**
+ * Attribute value
+ */
+ chunk_t value;
+
+ /**
+ * Noskip flag
+ */
+ bool noskip_flag;
+
+ /**
+ * List of requested settings
+ */
+ linked_list_t *list;
+
+ /**
+ * Reference count
+ */
+ refcount_t ref;
+};
+
+METHOD(pa_tnc_attr_t, get_type, pen_type_t,
+ private_ita_attr_get_settings_t *this)
+{
+ return this->type;
+}
+
+METHOD(pa_tnc_attr_t, get_value, chunk_t,
+ private_ita_attr_get_settings_t *this)
+{
+ return this->value;
+}
+
+METHOD(pa_tnc_attr_t, get_noskip_flag, bool,
+ private_ita_attr_get_settings_t *this)
+{
+ return this->noskip_flag;
+}
+
+METHOD(pa_tnc_attr_t, set_noskip_flag,void,
+ private_ita_attr_get_settings_t *this, bool noskip)
+{
+ this->noskip_flag = noskip;
+}
+
+METHOD(pa_tnc_attr_t, build, void,
+ private_ita_attr_get_settings_t *this)
+{
+ bio_writer_t *writer;
+ enumerator_t *enumerator;
+ char *name;
+
+ if (this->value.ptr)
+ {
+ return;
+ }
+ writer = bio_writer_create(ITA_GET_SETTINGS_MIN_SIZE);
+ writer->write_uint32(writer, this->list->get_count(this->list));
+
+ enumerator = this->list->create_enumerator(this->list);
+ while (enumerator->enumerate(enumerator, &name))
+ {
+ writer->write_data16(writer, chunk_create(name, strlen(name)));
+ }
+ enumerator->destroy(enumerator);
+
+ this->value = chunk_clone(writer->get_buf(writer));
+ writer->destroy(writer);
+}
+
+METHOD(pa_tnc_attr_t, process, status_t,
+ private_ita_attr_get_settings_t *this, u_int32_t *offset)
+{
+ bio_reader_t *reader;
+ u_int32_t count;
+ chunk_t name;
+ status_t status = FAILED;
+
+ if (this->value.len < ITA_GET_SETTINGS_MIN_SIZE)
+ {
+ DBG1(DBG_TNC, "insufficient data for ITA Get Settings attribute");
+ *offset = 0;
+ return FAILED;
+ }
+
+ reader = bio_reader_create(this->value);
+ reader->read_uint32(reader, &count);
+
+ *offset = ITA_GET_SETTINGS_MIN_SIZE;
+
+ while (count--)
+ {
+ if (!reader->read_data16(reader, &name))
+ {
+ DBG1(DBG_TNC, "insufficient data for setting name");
+ goto end;
+ }
+ *offset += 2 + name.len;
+
+ this->list->insert_last(this->list, strndup(name.ptr, name.len));
+ }
+ status = SUCCESS;
+
+end:
+ reader->destroy(reader);
+ return status;
+}
+
+METHOD(pa_tnc_attr_t, get_ref, pa_tnc_attr_t*,
+ private_ita_attr_get_settings_t *this)
+{
+ ref_get(&this->ref);
+ return &this->public.pa_tnc_attribute;
+}
+
+METHOD(pa_tnc_attr_t, destroy, void,
+ private_ita_attr_get_settings_t *this)
+{
+ if (ref_put(&this->ref))
+ {
+ this->list->destroy_function(this->list, free);
+ free(this->value.ptr);
+ free(this);
+ }
+}
+
+METHOD(ita_attr_get_settings_t, add, void,
+ private_ita_attr_get_settings_t *this, char *name)
+{
+ this->list->insert_last(this->list, strdup(name));
+}
+
+METHOD(ita_attr_get_settings_t, create_enumerator, enumerator_t*,
+ private_ita_attr_get_settings_t *this)
+{
+ return this->list->create_enumerator(this->list);
+}
+
+/**
+ * Described in header.
+ */
+pa_tnc_attr_t *ita_attr_get_settings_create(void)
+{
+ private_ita_attr_get_settings_t *this;
+
+ INIT(this,
+ .public = {
+ .pa_tnc_attribute = {
+ .get_type = _get_type,
+ .get_value = _get_value,
+ .get_noskip_flag = _get_noskip_flag,
+ .set_noskip_flag = _set_noskip_flag,
+ .build = _build,
+ .process = _process,
+ .get_ref = _get_ref,
+ .destroy = _destroy,
+ },
+ .add = _add,
+ .create_enumerator = _create_enumerator,
+ },
+ .type = { PEN_ITA, ITA_ATTR_GET_SETTINGS },
+ .list = linked_list_create(),
+ .ref = 1,
+ );
+
+ return &this->public.pa_tnc_attribute;
+}
+
+/**
+ * Described in header.
+ */
+pa_tnc_attr_t *ita_attr_get_settings_create_from_data(chunk_t data)
+{
+ private_ita_attr_get_settings_t *this;
+
+ INIT(this,
+ .public = {
+ .pa_tnc_attribute = {
+ .get_type = _get_type,
+ .get_value = _get_value,
+ .get_noskip_flag = _get_noskip_flag,
+ .set_noskip_flag = _set_noskip_flag,
+ .build = _build,
+ .process = _process,
+ .get_ref = _get_ref,
+ .destroy = _destroy,
+ },
+ .add = _add,
+ .create_enumerator = _create_enumerator,
+ },
+ .type = { PEN_ITA, ITA_ATTR_GET_SETTINGS },
+ .value = chunk_clone(data),
+ .list = linked_list_create(),
+ .ref = 1,
+ );
+
+ return &this->public.pa_tnc_attribute;
+}
+
+
diff --git a/src/libimcv/ita/ita_attr_get_settings.h b/src/libimcv/ita/ita_attr_get_settings.h
new file mode 100644
index 000000000..cc5c18140
--- /dev/null
+++ b/src/libimcv/ita/ita_attr_get_settings.h
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2012 Andreas Steffen
+ * HSR Hochschule fuer Technik Rapperswil
+ *
+ * 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 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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.
+ */
+
+/**
+ * @defgroup ita_attr_get_settingst ita_attr_get_settings
+ * @{ @ingroup ita_attr_get_settings
+ */
+
+#ifndef ITA_ATTR_GET_SETTINGS_H_
+#define ITA_ATTR_GET_SETTINGS_H_
+
+typedef struct ita_attr_get_settings_t ita_attr_get_settings_t;
+
+#include "pa_tnc/pa_tnc_attr.h"
+
+/**
+ * Class implementing the ITA Get Settings PA-TNC attribute.
+ *
+ */
+struct ita_attr_get_settings_t {
+
+ /**
+ * Public PA-TNC attribute interface
+ */
+ pa_tnc_attr_t pa_tnc_attribute;
+
+ /**
+ * Add a setting request to the list
+ *
+ * @param name name of the requested setting
+ */
+ void (*add)(ita_attr_get_settings_t *this, char *name);
+
+ /**
+ * Return an enumerator over all requested settings
+ *
+ * @return enumerator returns char *name
+ */
+ enumerator_t* (*create_enumerator)(ita_attr_get_settings_t *this);
+};
+
+/**
+ * Creates an ita_attr_get_settings_t object with an empty settings list
+ */
+pa_tnc_attr_t* ita_attr_get_settings_create(void);
+
+/**
+ * Creates an ita_attr_get_settings_t object from received data
+ *
+ * @param value binary value blob
+ */
+pa_tnc_attr_t* ita_attr_get_settings_create_from_data(chunk_t value);
+
+#endif /** ITA_ATTR_GET_SETTINGS_H_ @}*/
diff --git a/src/libimcv/ita/ita_attr_settings.c b/src/libimcv/ita/ita_attr_settings.c
new file mode 100644
index 000000000..7941cf69e
--- /dev/null
+++ b/src/libimcv/ita/ita_attr_settings.c
@@ -0,0 +1,326 @@
+/*
+ * Copyright (C) 2012 Andreas Steffen
+ * HSR Hochschule fuer Technik Rapperswil
+ *
+ * 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 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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.
+ */
+
+#include "ita_attr.h"
+#include "ita_attr_settings.h"
+
+#include <bio/bio_reader.h>
+#include <bio/bio_writer.h>
+#include <collections/linked_list.h>
+#include <pen/pen.h>
+#include <utils/debug.h>
+
+#include <string.h>
+
+typedef struct private_ita_attr_settings_t private_ita_attr_settings_t;
+typedef struct entry_t entry_t;
+
+/**
+ * Contains a settins name/value pair
+ */
+struct entry_t {
+ char *name;
+ chunk_t value;
+};
+
+/**
+ * Free an entry_t object
+ */
+static void free_entry(entry_t *this)
+{
+ free(this->name);
+ free(this->value.ptr);
+ free(this);
+}
+
+/**
+ * ITA Settings
+ *
+ * 1 2 3
+ * 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | Settings Count |
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | Name Length | Name (Variable Length) ~
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * ~ Name (Variable Length) ~
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | Value Length | Value (Variable Length) ~
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * ~ Value (Variable Length) ~
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | Name Length | Name (Variable Length) ~
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * ~ Name (Variable Length) ~
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * | Value Length | Value (Variable Length) ~
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * ~ Value (Variable Length) ~
+ * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
+ * ...........................
+ */
+
+#define ITA_SETTINGS_MIN_SIZE 4
+
+/**
+ * Private data of an ita_attr_settings_t object.
+ */
+struct private_ita_attr_settings_t {
+
+ /**
+ * Public members of ita_attr_settings_t
+ */
+ ita_attr_settings_t public;
+
+ /**
+ * Vendor-specific attribute type
+ */
+ pen_type_t type;
+
+ /**
+ * Attribute value
+ */
+ chunk_t value;
+
+ /**
+ * Noskip flag
+ */
+ bool noskip_flag;
+
+ /**
+ * List of settings
+ */
+ linked_list_t *list;
+
+ /**
+ * Reference count
+ */
+ refcount_t ref;
+};
+
+METHOD(pa_tnc_attr_t, get_type, pen_type_t,
+ private_ita_attr_settings_t *this)
+{
+ return this->type;
+}
+
+METHOD(pa_tnc_attr_t, get_value, chunk_t,
+ private_ita_attr_settings_t *this)
+{
+ return this->value;
+}
+
+METHOD(pa_tnc_attr_t, get_noskip_flag, bool,
+ private_ita_attr_settings_t *this)
+{
+ return this->noskip_flag;
+}
+
+METHOD(pa_tnc_attr_t, set_noskip_flag,void,
+ private_ita_attr_settings_t *this, bool noskip)
+{
+ this->noskip_flag = noskip;
+}
+
+METHOD(pa_tnc_attr_t, build, void,
+ private_ita_attr_settings_t *this)
+{
+ bio_writer_t *writer;
+ enumerator_t *enumerator;
+ entry_t *entry;
+
+ if (this->value.ptr)
+ {
+ return;
+ }
+ writer = bio_writer_create(ITA_SETTINGS_MIN_SIZE);
+ writer->write_uint32(writer, this->list->get_count(this->list));
+
+ enumerator = this->list->create_enumerator(this->list);
+ while (enumerator->enumerate(enumerator, &entry))
+ {
+ writer->write_data16(writer, chunk_create(entry->name,
+ strlen(entry->name)));
+ writer->write_data16(writer, entry->value);
+ }
+ enumerator->destroy(enumerator);
+
+ this->value = chunk_clone(writer->get_buf(writer));
+ writer->destroy(writer);
+}
+
+METHOD(pa_tnc_attr_t, process, status_t,
+ private_ita_attr_settings_t *this, u_int32_t *offset)
+{
+ bio_reader_t *reader;
+ u_int32_t count;
+ chunk_t name, value;
+ entry_t *entry;
+ status_t status = FAILED;
+
+ if (this->value.len < ITA_SETTINGS_MIN_SIZE)
+ {
+ DBG1(DBG_TNC, "insufficient data for ITA Settings attribute");
+ *offset = 0;
+ return FAILED;
+ }
+
+ reader = bio_reader_create(this->value);
+ reader->read_uint32(reader, &count);
+
+ *offset = ITA_SETTINGS_MIN_SIZE;
+
+ while (count--)
+ {
+ if (!reader->read_data16(reader, &name))
+ {
+ DBG1(DBG_TNC, "insufficient data for setting name");
+ goto end;
+ }
+ *offset += 2 + name.len;
+
+ if (!reader->read_data16(reader, &value))
+ {
+ DBG1(DBG_TNC, "insufficient data for setting value");
+ goto end;
+ }
+ *offset += 2 + value.len;
+
+ /* remove a terminating newline character */
+ if (value.len && value.ptr[value.len - 1] == '\n')
+ {
+ value.len--;
+ }
+ entry = malloc_thing(entry_t);
+ entry->name = strndup(name.ptr, name.len);
+ entry->value = chunk_clone(value);
+ this->list->insert_last(this->list, entry);
+ }
+ status = SUCCESS;
+
+end:
+ reader->destroy(reader);
+ return status;
+}
+
+METHOD(pa_tnc_attr_t, get_ref, pa_tnc_attr_t*,
+ private_ita_attr_settings_t *this)
+{
+ ref_get(&this->ref);
+ return &this->public.pa_tnc_attribute;
+}
+
+METHOD(pa_tnc_attr_t, destroy, void,
+ private_ita_attr_settings_t *this)
+{
+ if (ref_put(&this->ref))
+ {
+ this->list->destroy_function(this->list, (void*)free_entry);
+ free(this->value.ptr);
+ free(this);
+ }
+}
+
+METHOD(ita_attr_settings_t, add, void,
+ private_ita_attr_settings_t *this, char *name, chunk_t value)
+{
+ entry_t *entry;
+
+ entry = malloc_thing(entry_t);
+ entry->name = strdup(name);
+ entry->value = chunk_clone(value);
+ this->list->insert_last(this->list, entry);
+}
+
+/**
+ * Enumerate name/value pairs
+ */
+static bool entry_filter(void *null, entry_t **entry, char **name,
+ void *i2, chunk_t *value)
+{
+ *name = (*entry)->name;
+ *value = (*entry)->value;
+ return TRUE;
+}
+
+METHOD(ita_attr_settings_t, create_enumerator, enumerator_t*,
+ private_ita_attr_settings_t *this)
+{
+ return enumerator_create_filter(this->list->create_enumerator(this->list),
+ (void*)entry_filter, NULL, NULL);
+}
+
+/**
+ * Described in header.
+ */
+pa_tnc_attr_t *ita_attr_settings_create(void)
+{
+ private_ita_attr_settings_t *this;
+
+ INIT(this,
+ .public = {
+ .pa_tnc_attribute = {
+ .get_type = _get_type,
+ .get_value = _get_value,
+ .get_noskip_flag = _get_noskip_flag,
+ .set_noskip_flag = _set_noskip_flag,
+ .build = _build,
+ .process = _process,
+ .get_ref = _get_ref,
+ .destroy = _destroy,
+ },
+ .add = _add,
+ .create_enumerator = _create_enumerator,
+ },
+ .type = { PEN_ITA, ITA_ATTR_SETTINGS },
+ .list = linked_list_create(),
+ .ref = 1,
+ );
+
+ return &this->public.pa_tnc_attribute;
+}
+
+/**
+ * Described in header.
+ */
+pa_tnc_attr_t *ita_attr_settings_create_from_data(chunk_t data)
+{
+ private_ita_attr_settings_t *this;
+
+ INIT(this,
+ .public = {
+ .pa_tnc_attribute = {
+ .get_type = _get_type,
+ .get_value = _get_value,
+ .get_noskip_flag = _get_noskip_flag,
+ .set_noskip_flag = _set_noskip_flag,
+ .build = _build,
+ .process = _process,
+ .get_ref = _get_ref,
+ .destroy = _destroy,
+ },
+ .add = _add,
+ .create_enumerator = _create_enumerator,
+ },
+ .type = { PEN_ITA, ITA_ATTR_SETTINGS },
+ .value = chunk_clone(data),
+ .list = linked_list_create(),
+ .ref = 1,
+ );
+
+ return &this->public.pa_tnc_attribute;
+}
+
+
diff --git a/src/libimcv/ita/ita_attr_settings.h b/src/libimcv/ita/ita_attr_settings.h
new file mode 100644
index 000000000..f3d1fd438
--- /dev/null
+++ b/src/libimcv/ita/ita_attr_settings.h
@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2012 Andreas Steffen
+ * HSR Hochschule fuer Technik Rapperswil
+ *
+ * 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 2 of the License, or (at your
+ * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * 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.
+ */
+
+/**
+ * @defgroup ita_attr_settingst ita_attr_settings
+ * @{ @ingroup ita_attr_settings
+ */
+
+#ifndef ITA_ATTR_SETTINGS_H_
+#define ITA_ATTR_SETTINGS_H_
+
+typedef struct ita_attr_settings_t ita_attr_settings_t;
+
+#include "pa_tnc/pa_tnc_attr.h"
+
+/**
+ * Class implementing the ITA Settings PA-TNC attribute.
+ *
+ */
+struct ita_attr_settings_t {
+
+ /**
+ * Public PA-TNC attribute interface
+ */
+ pa_tnc_attr_t pa_tnc_attribute;
+
+ /**
+ * Add a setting to the list
+ *
+ * @param name name of the setting
+ * @param value value of the setting
+ */
+ void (*add)(ita_attr_settings_t *this, char *name, chunk_t value);
+
+ /**
+ * Return an enumerator over all name/value pairs
+ *
+ * @return enumerator returns char **name, chunk_t *value
+ */
+ enumerator_t* (*create_enumerator)(ita_attr_settings_t *this);
+};
+
+/**
+ * Creates an ita_attr_settings_t object with an empty settings list
+ */
+pa_tnc_attr_t* ita_attr_settings_create(void);
+
+/**
+ * Creates an ita_attr_settings_t object from received data
+ *
+ * @param value binary value blob
+ */
+pa_tnc_attr_t* ita_attr_settings_create_from_data(chunk_t value);
+
+#endif /** ITA_ATTR_SETTINGS_H_ @}*/
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-20 08:32:01 +0000