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- memory allocation checks removed

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This commit is contained in:
Jan Hutter
2005-11-28 16:55:46 +00:00
parent 0f30f5686a
commit 27e432056b
9 changed files with 177 additions and 311 deletions
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Source/charon/encoding/generator.c
+25 -55
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@@ -1,7 +1,7 @@
/**
* @file generator.c
*
* @brief Generic generator class used to generate IKEv2-header and payloads.
* @brief Implementation of generator_t.
*
*/
@@ -113,7 +113,7 @@ struct private_generator_t {
void (*generate_reserved_field) (private_generator_t *this,int bits);
/**
* Generates a FLAG field
* Generates a FLAG field.
*
* @param this private_generator_t object
* @param generator_contexts generator_contexts_t object where the context is written or read from
@@ -122,7 +122,7 @@ struct private_generator_t {
void (*generate_flag) (private_generator_t *this,u_int32_t offset);
/**
* Writes the current buffer content into a chunk_t
* Writes the current buffer content into a chunk_t.
*
* Memory of specific chunk_t gets allocated.
*
@@ -132,7 +132,7 @@ struct private_generator_t {
void (*write_chunk) (private_generator_t *this,chunk_t *data);
/**
* Generates a bytestream from a chunk_t
* Generates a bytestream from a chunk_t.
*
* @param this private_generator_t object
* @param offset offset of chunk_t value in data struct
@@ -201,22 +201,22 @@ struct private_generator_t {
void * data_struct;
/*
* Last payload length position offset in the buffer
* Last payload length position offset in the buffer.
*/
u_int32_t last_payload_length_position_offset;
/**
* Offset of the header length field in the buffer
* Offset of the header length field in the buffer.
*/
u_int32_t header_length_position_offset;
/**
* Last SPI size
* Last SPI size.
*/
u_int8_t last_spi_size;
/*
* Attribute format of the last generated transform attribute
* Attribute format of the last generated transform attribute.
*
* Used to check if a variable value field is used or not for
* the transform attribute value.
@@ -225,19 +225,18 @@ struct private_generator_t {
/*
* Depending on the value of attribute_format this field is used
* to hold the length of the transform attribute in bytes
* to hold the length of the transform attribute in bytes.
*/
u_int16_t attribute_length;
/**
* Associated Logger
* Associated Logger.
*/
logger_t *logger;
};
/**
* Implements private_generator_t's get_current_buffer_size function.
* See #private_generator_s.get_current_buffer_size.
* Implementation of private_generator_t.get_current_buffer_size.
*/
static size_t get_current_buffer_size (private_generator_t *this)
{
@@ -245,8 +244,7 @@ static size_t get_current_buffer_size (private_generator_t *this)
}
/**
* Implements private_generator_t's get_current_buffer_space function.
* See #private_generator_s.get_current_buffer_space.
* Implementation of private_generator_t.get_current_buffer_space.
*/
static size_t get_current_buffer_space (private_generator_t *this)
{
@@ -256,8 +254,7 @@ static size_t get_current_buffer_space (private_generator_t *this)
}
/**
* Implements private_generator_t's get_current_buffer_space function.
* See #private_generator_s.get_current_buffer_space.
* Implementation of private_generator_t.get_current_data_length.
*/
static size_t get_current_data_length (private_generator_t *this)
{
@@ -265,18 +262,15 @@ static size_t get_current_data_length (private_generator_t *this)
}
/**
* Implements private_generator_t's get_current_buffer_offset function.
* See #private_generator_s.get_current_buffer_offset.
* Implementation of private_generator_t.get_current_buffer_offset.
*/
static u_int32_t get_current_buffer_offset (private_generator_t *this)
{
return (this->out_position - this->buffer);
}
/**
* Implements private_generator_t's generate_u_int_type function.
* See #private_generator_s.generate_u_int_type.
* Implementation of private_generator_t.generate_u_int_type.
*/
static void generate_u_int_type (private_generator_t *this,encoding_type_t int_type,u_int32_t offset)
{
@@ -438,8 +432,7 @@ static void generate_u_int_type (private_generator_t *this,encoding_type_t int_t
}
/**
* Implements private_generator_t's generate_reserved_field function.
* See #private_generator_s.generate_reserved_field.
* Implementation of private_generator_t.generate_reserved_field.
*/
static void generate_reserved_field(private_generator_t *this,int bits)
{
@@ -487,8 +480,7 @@ static void generate_reserved_field(private_generator_t *this,int bits)
}
/**
* Implements private_generator_t's generate_flag function.
* See #private_generator_s.generate_flag.
* Implementation of private_generator_t.generate_flag.
*/
static void generate_flag (private_generator_t *this,u_int32_t offset)
{
@@ -524,8 +516,7 @@ static void generate_flag (private_generator_t *this,u_int32_t offset)
}
/**
* Implements private_generator_t's generate_from_chunk function.
* See #private_generator_s.generate_from_chunk.
* Implementation of private_generator_t.generate_from_chunk.
*/
static void generate_from_chunk (private_generator_t *this,u_int32_t offset)
{
@@ -545,8 +536,7 @@ static void generate_from_chunk (private_generator_t *this,u_int32_t offset)
}
/**
* Implements private_generator_t's generator_context_make_space_available function.
* See #private_generator_s.generator_context_make_space_available.
* Implementation of private_generator_t.make_space_available.
*/
static void make_space_available (private_generator_t *this, size_t bits)
{
@@ -576,8 +566,7 @@ static void make_space_available (private_generator_t *this, size_t bits)
}
/**
* Implements private_generator_t's write_bytes_to_buffer function.
* See #private_generator_s.write_bytes_to_buffer.
* Implementation of private_generator_t.write_bytes_to_buffer.
*/
static void write_bytes_to_buffer (private_generator_t *this,void * bytes, size_t number_of_bytes)
{
@@ -595,8 +584,7 @@ static void write_bytes_to_buffer (private_generator_t *this,void * bytes, size_
}
/**
* Implements private_generator_t's write_bytes_to_buffer_at_offset function.
* See #private_generator_s.write_bytes_to_buffer_at_offset.
* Implementation of private_generator_t.write_bytes_to_buffer_at_offset.
*/
static void write_bytes_to_buffer_at_offset (private_generator_t *this,void * bytes,size_t number_of_bytes,u_int32_t offset)
{
@@ -622,8 +610,7 @@ static void write_bytes_to_buffer_at_offset (private_generator_t *this,void * by
}
/**
* Implements generator_t's write_chunk function.
* See #generator_s.write_chunk.
* Implementation of private_generator_t.write_to_chunk.
*/
static void write_to_chunk (private_generator_t *this,chunk_t *data)
{
@@ -647,8 +634,7 @@ static void write_to_chunk (private_generator_t *this,chunk_t *data)
}
/**
* Implements generator_t's generate_payload function.
* See #generator_s.generate_payload.
* Implementation of private_generator_t.generate_payload.
*/
static void generate_payload (private_generator_t *this,payload_t *payload)
{
@@ -928,8 +914,7 @@ static void generate_payload (private_generator_t *this,payload_t *payload)
}
/**
* Implements generator_t's destroy function.
* See #generator_s.destroy.
* Implementation of generator_t.destroy.
*/
static status_t destroy(private_generator_t *this)
{
@@ -947,10 +932,6 @@ generator_t * generator_create()
private_generator_t *this;
this = allocator_alloc_thing(private_generator_t);
if (this == NULL)
{
return NULL;
}
/* initiate public functions */
this->public.generate_payload = (void(*)(generator_t*, payload_t *)) generate_payload;
@@ -974,11 +955,6 @@ generator_t * generator_create()
/* allocate memory for buffer */
this->buffer = allocator_alloc(GENERATOR_DATA_BUFFER_SIZE);
if (this->buffer == NULL)
{
allocator_free(this);
return NULL;
}
/* initiate private variables */
this->out_position = this->buffer;
@@ -988,12 +964,6 @@ generator_t * generator_create()
this->last_payload_length_position_offset = 0;
this->header_length_position_offset = 0;
this->logger = global_logger_manager->create_logger(global_logger_manager,GENERATOR,NULL);
if (this->logger == NULL)
{
allocator_free(this->buffer);
allocator_free(this);
return NULL;
}
return &(this->public);
}