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- removed memory allocation checks!!!

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This commit is contained in:
Jan Hutter
2005-11-28 18:24:10 +00:00
parent 297c889cf3
commit 3fe058703f
24 changed files with 722 additions and 1197 deletions
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Source/charon/encoding/payloads/ke_payload.c
+39 -73
View File
@@ -1,11 +1,7 @@
/**
* @file ke_payload.c
*
* @brief Declaration of the class ke_payload_t.
*
* An object of this type represents an IKEv2 KE-Payload.
*
* See section 3.4 of RFC for details of this payload type.
* @brief Implementation of ke_payload_t.
*
*/
@@ -36,38 +32,38 @@
typedef struct private_ke_payload_t private_ke_payload_t;
/**
* Private data of an ke_payload_t Object
* Private data of an ke_payload_t object.
*
*/
struct private_ke_payload_t {
/**
* public ke_payload_t interface
* Public ke_payload_t interface.
*/
ke_payload_t public;
/**
* next payload type
* Next payload type.
*/
u_int8_t next_payload;
/**
* Critical flag
* Critical flag.
*/
bool critical;
/**
* Length of this payload
* Length of this payload.
*/
u_int16_t payload_length;
/**
* DH Group Number
* DH Group Number.
*/
diffie_hellman_group_t dh_group_number;
/**
* Key Exchange Data of this KE payload
* Key Exchange Data of this KE payload.
*/
chunk_t key_exchange_data;
@@ -75,14 +71,12 @@ struct private_ke_payload_t {
* @brief Computes the length of this payload.
*
* @param this calling private_ke_payload_t object
* @return
* SUCCESS in any case
*/
status_t (*compute_length) (private_ke_payload_t *this);
void (*compute_length) (private_ke_payload_t *this);
};
/**
* Encoding rules to parse or generate a IKEv2-KE Payload
* Encoding rules to parse or generate a IKEv2-KE Payload.
*
* The defined offsets are the positions in a object of type
* private_ke_payload_t.
@@ -126,8 +120,7 @@ encoding_rule_t ke_payload_encodings[] = {
*/
/**
* Implements payload_t's verify function.
* See #payload_s.verify for description.
* Implementation of payload_t.verify.
*/
static status_t verify(private_ke_payload_t *this)
{
@@ -142,34 +135,28 @@ static status_t verify(private_ke_payload_t *this)
}
/**
* Implements payload_t's and ke_payload_t's destroy function.
* See #payload_s.destroy or ke_payload_s.destroy for description.
* Implementation of payload_t.destroy.
*/
static status_t destroy(private_ke_payload_t *this)
static void destroy(private_ke_payload_t *this)
{
if (this->key_exchange_data.ptr != NULL)
{
allocator_free(this->key_exchange_data.ptr);
}
allocator_free(this);
return SUCCESS;
}
/**
* Implements payload_t's get_encoding_rules function.
* See #payload_s.get_encoding_rules for description.
* Implementation of payload_t.get_encoding_rules.
*/
static status_t get_encoding_rules(private_ke_payload_t *this, encoding_rule_t **rules, size_t *rule_count)
static void get_encoding_rules(private_ke_payload_t *this, encoding_rule_t **rules, size_t *rule_count)
{
*rules = ke_payload_encodings;
*rule_count = sizeof(ke_payload_encodings) / sizeof(encoding_rule_t);
return SUCCESS;
}
/**
* Implements payload_t's get_type function.
* See #payload_s.get_type for description.
* Implementation of payload_t.get_type.
*/
static payload_type_t get_type(private_ke_payload_t *this)
{
@@ -177,8 +164,7 @@ static payload_type_t get_type(private_ke_payload_t *this)
}
/**
* Implements payload_t's get_next_type function.
* See #payload_s.get_next_type for description.
* Implementation of payload_t.get_next_type.
*/
static payload_type_t get_next_type(private_ke_payload_t *this)
{
@@ -186,18 +172,15 @@ static payload_type_t get_next_type(private_ke_payload_t *this)
}
/**
* Implements payload_t's set_next_type function.
* See #payload_s.set_next_type for description.
* Implementation of payload_t.set_next_type.
*/
static status_t set_next_type(private_ke_payload_t *this,payload_type_t type)
static void set_next_type(private_ke_payload_t *this,payload_type_t type)
{
this->next_payload = type;
return SUCCESS;
}
/**
* Implements payload_t's get_length function.
* See #payload_s.get_length for description.
* Implementation of payload_t.get_length.
*/
static size_t get_length(private_ke_payload_t *this)
{
@@ -206,37 +189,31 @@ static size_t get_length(private_ke_payload_t *this)
}
/**
* Implements private_ke_payload_t's compute_length function.
* See #private_ke_payload_s.compute_length for description.
* Implementation of private_ke_payload_t.compute_length.
*/
static status_t compute_length (private_ke_payload_t *this)
static void compute_length (private_ke_payload_t *this)
{
size_t length = KE_PAYLOAD_HEADER_LENGTH;
if (this->key_exchange_data.ptr != NULL)
{
length += this->key_exchange_data.len;
}
}
this->payload_length = length;
return SUCCESS;
}
/**
* Implements ke_payload_t's get_key_exchange_data function.
* See #ke_payload_t.get_key_exchange_data for description.
* Implementation of ke_payload_t.get_key_exchange_data.
*/
chunk_t get_key_exchange_data(private_ke_payload_t *this)
static chunk_t get_key_exchange_data(private_ke_payload_t *this)
{
return (this->key_exchange_data);
}
/**
* Implements ke_payload_t's set_key_exchange_data function.
* See #ke_payload_t.set_key_exchange_data for description.
* Implementation of ke_payload_t.set_key_exchange_data.
*/
status_t set_key_exchange_data(private_ke_payload_t *this, chunk_t key_exchange_data)
static void set_key_exchange_data(private_ke_payload_t *this, chunk_t key_exchange_data)
{
/* destroy existing data first */
if (this->key_exchange_data.ptr != NULL)
@@ -249,33 +226,25 @@ status_t set_key_exchange_data(private_ke_payload_t *this, chunk_t key_exchange_
}
this->key_exchange_data.ptr = allocator_clone_bytes(key_exchange_data.ptr,key_exchange_data.len);
if (this->key_exchange_data.ptr == NULL)
{
return OUT_OF_RES;
}
this->key_exchange_data.len = key_exchange_data.len;
this->compute_length(this);
return SUCCESS;
}
/**
* Implements ke_payload_t's get_dh_group_number function.
* See #ke_payload_t.get_dh_group_number for description.
* Implementation of ke_payload_t.get_dh_group_number.
*/
diffie_hellman_group_t get_dh_group_number(private_ke_payload_t *this)
static diffie_hellman_group_t get_dh_group_number(private_ke_payload_t *this)
{
return this->dh_group_number;
}
/**
* Implements ke_payload_t's set_dh_group_number function.
* See #ke_payload_t.set_dh_group_number for description.
* Implementation of ke_payload_t.set_dh_group_number.
*/
status_t set_dh_group_number(private_ke_payload_t *this, diffie_hellman_group_t dh_group_number)
static void set_dh_group_number(private_ke_payload_t *this, diffie_hellman_group_t dh_group_number)
{
this->dh_group_number = dh_group_number;
return SUCCESS;
}
/*
@@ -284,25 +253,22 @@ status_t set_dh_group_number(private_ke_payload_t *this, diffie_hellman_group_t
ke_payload_t *ke_payload_create()
{
private_ke_payload_t *this = allocator_alloc_thing(private_ke_payload_t);
if (this == NULL)
{
return NULL;
}
/* interface functions */
this->public.payload_interface.verify = (status_t (*) (payload_t *))verify;
this->public.payload_interface.get_encoding_rules = (status_t (*) (payload_t *, encoding_rule_t **, size_t *) ) get_encoding_rules;
this->public.payload_interface.get_encoding_rules = (void (*) (payload_t *, encoding_rule_t **, size_t *) ) get_encoding_rules;
this->public.payload_interface.get_length = (size_t (*) (payload_t *)) get_length;
this->public.payload_interface.get_next_type = (payload_type_t (*) (payload_t *)) get_next_type;
this->public.payload_interface.set_next_type = (status_t (*) (payload_t *,payload_type_t)) set_next_type;
this->public.payload_interface.set_next_type = (void (*) (payload_t *,payload_type_t)) set_next_type;
this->public.payload_interface.get_type = (payload_type_t (*) (payload_t *)) get_type;
this->public.payload_interface.destroy = (status_t (*) (payload_t *))destroy;
this->public.payload_interface.destroy = (void (*) (payload_t *))destroy;
/* public functions */
this->public.get_key_exchange_data = (chunk_t (*) (ke_payload_t *)) get_key_exchange_data;
this->public.set_key_exchange_data = (status_t (*) (ke_payload_t *,chunk_t)) set_key_exchange_data;
this->public.set_key_exchange_data = (void (*) (ke_payload_t *,chunk_t)) set_key_exchange_data;
this->public.get_dh_group_number = (diffie_hellman_group_t (*) (ke_payload_t *)) get_dh_group_number;
this->public.set_dh_group_number =(status_t (*) (ke_payload_t *,diffie_hellman_group_t)) set_dh_group_number;
this->public.destroy = (status_t (*) (ke_payload_t *)) destroy;
this->public.set_dh_group_number =(void (*) (ke_payload_t *,diffie_hellman_group_t)) set_dh_group_number;
this->public.destroy = (void (*) (ke_payload_t *)) destroy;
/* private functions */
this->compute_length = compute_length;