deac/osd-contiki
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Renamed function for compacting the data in the rimebuf: rimebuf_compact

Browse source
This commit is contained in:
adamdunkels 2007-03-14 00:30:11 +00:00
parent 91f8c4b8e4
commit 674f373f76
2 changed files with 19 additions and 9 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
core/net/rime/rimebuf.c
View file

@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* $Id: rimebuf.c,v 1.2 2007/03/13 10:28:16 adamdunkels Exp $
* $Id: rimebuf.c,v 1.3 2007/03/14 00:30:11 adamdunkels Exp $
*/
/**
@ -76,11 +76,15 @@ rimebuf_copyfrom(u8_t *from, u16_t len)
}
/*---------------------------------------------------------------------------*/
void
rimebuf_copy_reference(void)
rimebuf_compact(void)
{
if(rimebuf_is_reference()) {
memcpy(&rimebuf[RIMEBUF_HDR_SIZE], rimebuf_reference_ptr(),
rimebuf_datalen());
} else {
memcpy(&rimebuf[RIMEBUF_HDR_SIZE], &rimebuf[bufptr + RIMEBUF_HDR_SIZE],
rimebuf_datalen());
bufptr = 0;
}
}
/*---------------------------------------------------------------------------*/

20
core/net/rime/rimebuf.h
View file

@ -28,7 +28,7 @@
*
* This file is part of the Contiki operating system.
*
* $Id: rimebuf.h,v 1.2 2007/03/13 10:27:36 adamdunkels Exp $
* $Id: rimebuf.h,v 1.3 2007/03/14 00:30:11 adamdunkels Exp $
*/
/**
@ -51,7 +51,7 @@
/**
* \brief The size of the rimebuf header, in bytes
*/
#define RIMEBUF_HDR_SIZE 16
#define RIMEBUF_HDR_SIZE 32
/**
* \brief Clear and reset the rimebuf
@ -177,14 +177,20 @@ int rimebuf_is_reference(void);
void *rimebuf_reference_ptr(void);
/**
* \brief Copy referenced data from the external location into the rimebuf
* \brief Compact the rimebuf
*
* This function copies external data that has previously
* been referenced with rimebuf_reference() into the
* rimebuf.
* This function compacts the rimebuf by copying the data
* portion of the rimebuf so that becomes consecutive to
* the header. It also copies external data that has
* previously been referenced with rimebuf_reference()
* into the rimebuf.
*
* This function is called by the Rime code before a
* packet is to be sent by a device driver. This assures
* that the entire packet is consecutive in memory.
*
*/
void rimebuf_copy_reference(void);
void rimebuf_compact(void);
/**
* \brief Copy from external data into the rimebuf