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- test of header payload rewritten

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This commit is contained in:
Jan Hutter
2005-11-15 08:52:48 +00:00
parent 3f27c87c18
commit 2b9dd4678d
5 changed files with 126 additions and 37 deletions
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Source/charon/generator.c
+15
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@@ -186,6 +186,11 @@ struct private_generator_s {
*/
u_int32_t last_payload_length_position_offset;
/**
* Offset of the header length field in the buffer
*/
u_int32_t header_length_position_offset;
/**
* Last SPI size
*/
@@ -515,6 +520,14 @@ static status_t write_bytes_to_buffer_at_offset (private_generator_t *this,void
static status_t write_to_chunk (private_generator_t *this,chunk_t *data)
{
size_t data_length = this->out_position - this->buffer;
u_int32_t header_length_field = data_length;
/* write length into header length field */
if (this->header_length_position_offset > 0)
{
u_int32_t int32_val = htonl(header_length_field);
this->write_bytes_to_buffer_at_offset(this,&int32_val,sizeof(u_int32_t),this->header_length_position_offset);
}
if (this->current_bit > 0)
data_length++;
@@ -587,6 +600,7 @@ static status_t generate_payload (private_generator_t *this,payload_t *payload)
case HEADER_LENGTH:
/* header length is generated like an U_INT_32 */
this->header_length_position_offset = (this->out_position - this->buffer);
status = this->generate_u_int_type(this,U_INT_32,rules[i].offset);
break;
case SPI_SIZE:
@@ -800,6 +814,7 @@ generator_t * generator_create()
this->data_struct = NULL;
this->current_bit = 0;
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);
return &(this->public);
}