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allocate uip_buf as uint32_t to avoid risk for unaligned uip_buf on 32 or 16 bit architectures

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This commit is contained in:
joxe 2010-05-04 09:19:41 +00:00
parent cc55197d52
commit 790819e701
3 changed files with 8 additions and 6 deletions
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5
core/net/uip.c
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@ -41,7 +41,7 @@
* *
* This file is part of the uIP TCP/IP stack. * This file is part of the uIP TCP/IP stack.
* *
* $Id: uip.c,v 1.23 2010/02/15 23:31:05 adamdunkels Exp $ * $Id: uip.c,v 1.24 2010/05/04 09:19:41 joxe Exp $
* *
*/ */
@ -127,7 +127,8 @@ struct uip_eth_addr uip_ethaddr = {{0,0,0,0,0,0}};
#endif #endif
#ifndef UIP_CONF_EXTERNAL_BUFFER #ifndef UIP_CONF_EXTERNAL_BUFFER
u8_t uip_buf[UIP_BUFSIZE + 2]; /* The packet buffer that contains static uint32_t uip_buf32[(UIP_BUFSIZE + 3) / 4];
uint8_t *uip_buf = (uint8_t *)uip_buf32; /* The packet buffer that contains
incoming packets. */ incoming packets. */
#endif /* UIP_CONF_EXTERNAL_BUFFER */ #endif /* UIP_CONF_EXTERNAL_BUFFER */

4
core/net/uip.h
View File

@ -47,7 +47,7 @@
* *
* This file is part of the uIP TCP/IP stack. * This file is part of the uIP TCP/IP stack.
* *
* $Id: uip.h,v 1.29 2010/04/06 16:47:18 nvt-se Exp $ * $Id: uip.h,v 1.30 2010/05/04 09:19:41 joxe Exp $
* *
*/ */
@ -476,7 +476,7 @@ void uip_reass_over(void);
} }
\endcode \endcode
*/ */
CCIF extern u8_t uip_buf[UIP_BUFSIZE+2]; CCIF extern uint8_t *uip_buf;

5
core/net/uip6.c
View File

@ -41,7 +41,7 @@
* *
* This file is part of the uIP TCP/IP stack. * This file is part of the uIP TCP/IP stack.
* *
* $Id: uip6.c,v 1.19 2010/04/30 13:22:21 joxe Exp $ * $Id: uip6.c,v 1.20 2010/05/04 09:19:41 joxe Exp $
* *
*/ */
@ -170,7 +170,8 @@ u8_t uip_ext_opt_offset = 0;
*/ */
/** Packet buffer for incoming and outgoing packets */ /** Packet buffer for incoming and outgoing packets */
#ifndef UIP_CONF_EXTERNAL_BUFFER #ifndef UIP_CONF_EXTERNAL_BUFFER
u8_t uip_buf[UIP_BUFSIZE + 2]; static uint32_t uip_buf32[(UIP_BUFSIZE + 3) / 4];
uint8_t *uip_buf = (uint8_t *) uip_buf32;
#endif /* UIP_CONF_EXTERNAL_BUFFER */ #endif /* UIP_CONF_EXTERNAL_BUFFER */
/* The uip_appdata pointer points to application data. */ /* The uip_appdata pointer points to application data. */