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Update TFTP to use a struct buffer rather than a callback.

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Add debug autocolourisation to TFTP.
This commit is contained in:
Michael Brown
2007-01-11 15:14:54 +00:00
parent d9204ef676
commit 0010e10ef3
3 changed files with 81 additions and 74 deletions
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52
src/include/gpxe/tftp.h
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@@ -11,6 +11,7 @@
#include <gpxe/udp.h>
#include <gpxe/async.h>
#include <gpxe/retry.h>
#include <gpxe/buffer.h>
#define TFTP_PORT 69 /**< Default TFTP server port */
#define TFTP_DEFAULT_BLKSIZE 512 /**< Default TFTP data block size */
@@ -89,17 +90,30 @@ struct tftp_session {
struct udp_connection udp;
/** Filename */
const char *filename;
/**
* Callback function
/** Data buffer to fill */
struct buffer *buffer;
/** Requested data block size
*
* @v tftp TFTP connection
* @v block Block number
* @v data Data
* @v len Length of data
* This is the "blksize" option requested from the TFTP
* server. It may or may not be honoured.
*/
void ( * callback ) ( struct tftp_session *tftp, unsigned int block,
void *data, size_t len );
unsigned int request_blksize;
/** Data block size
*
* This is the "blksize" option negotiated with the TFTP
* server. (If the TFTP server does not support TFTP options,
* this will default to 512).
*/
unsigned int blksize;
/** File size
*
* This is the value returned in the "tsize" option from the
* TFTP server. If the TFTP server does not support the
* "tsize" option, this value will be zero.
*/
unsigned long tsize;
/**
* Transfer ID
*
@@ -119,26 +133,6 @@ struct tftp_session {
* (i.e. that no blocks have yet been received).
*/
int state;
/** Requested data block size
*
* This is the "blksize" option requested from the TFTP
* server. It may or may not be honoured.
*/
unsigned int request_blksize;
/** Data block size
*
* This is the "blksize" option negotiated with the TFTP
* server. (If the TFTP server does not support TFTP options,
* this will default to 512).
*/
unsigned int blksize;
/** File size
*
* This is the value returned in the "tsize" option from the
* TFTP server. If the TFTP server does not support the
* "tsize" option, this value will be zero.
*/
unsigned long tsize;
/** Asynchronous operation for this session */
struct async_operation aop;