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add bzero for embedded targets

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This commit is contained in:
matthias.ringwald 2010-08-03 19:57:39 +00:00
parent 65793526c2
commit 866d626ba4
3 changed files with 14 additions and 0 deletions
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4
include/btstack/utils.h
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@ -100,3 +100,7 @@ uint8_t crc8_calc(uint8_t *data, uint16_t len);
#define BD_ADDR_CMP(a,b) memcmp(a,b, BD_ADDR_LEN) #define BD_ADDR_CMP(a,b) memcmp(a,b, BD_ADDR_LEN)
#define BD_ADDR_COPY(dest,src) memcpy(dest,src,BD_ADDR_LEN) #define BD_ADDR_COPY(dest,src) memcpy(dest,src,BD_ADDR_LEN)
#ifdef EMBEDDED
void bzero(void *s, uint32_t n);
#endif

1
src/hci_cmds.c
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@ -41,6 +41,7 @@
#include <btstack/sdp_util.h> #include <btstack/sdp_util.h>
#include "../config.h" #include "../config.h"
#include <btstack/utils.h> // for bzero on embedded
#include "hci.h" #include "hci.h"
// calculate combined ogf/ocf value // calculate combined ogf/ocf value

9
src/utils.c
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@ -176,3 +176,12 @@ uint8_t crc8_calc(uint8_t *data, uint16_t len)
/* Ones complement */ /* Ones complement */
return 0xFF - crc8(data, len); return 0xFF - crc8(data, len);
} }
/*-----------------------------------------------------------------------------------*/
// ad-hoc implemenation for embedded targets
void bzero(void *s, uint32_t n){
uint8_t * data = (uint8_t *) s;
while (n--){
*data++ = 0;
}
}