108,6 → 108,7 |
#include <arch.h> |
#include <errno.h> |
#include <align.h> |
#include <debug.h> |
|
/** Byte mask consisting of lowest @n bits (out of 8) */ |
#define LO_MASK_8(n) ((uint8_t) ((1 << (n)) - 1)) |
536,7 → 537,7 |
* null-terminated and containing only complete characters. |
* |
* @param dst Destination buffer. |
* @param count Size of the destination buffer. |
* @param count Size of the destination buffer (must be > 0). |
* @param src Source string. |
*/ |
void str_cpy(char *dest, size_t size, const char *src) |
545,9 → 546,8 |
size_t src_off; |
size_t dest_off; |
|
/* No space for the NULL-terminator in the buffer. */ |
if (size == 0) |
return; |
/* There must be space for a null terminator in the buffer. */ |
ASSERT(size > 0); |
|
src_off = 0; |
dest_off = 0; |
562,17 → 562,18 |
|
/** Copy size-limited substring. |
* |
* Copy source string @a src to destination buffer @a dest. |
* No more than @a size bytes are written. If the size of the output buffer |
* is at least one byte, the output string will always be well-formed, i.e. |
* null-terminated and containing only complete characters. |
* Copy prefix of string @a src of max. size @a size to destination buffer |
* @a dest. No more than @a size bytes are written. The output string will |
* always be well-formed, i.e. null-terminated and containing only complete |
* characters. |
* |
* No more than @a n bytes are read from the input string, so it does not |
* have to be null-terminated. |
* |
* @param dst Destination buffer. |
* @param count Size of the destination buffer. |
* @param count Size of the destination buffer (must be > 0). |
* @param src Source string. |
* @param n Maximum number of bytes to read from @a src. |
*/ |
void str_ncpy(char *dest, size_t size, const char *src, size_t n) |
{ |
580,9 → 581,8 |
size_t src_off; |
size_t dest_off; |
|
/* No space for the null terminator in the buffer. */ |
if (size == 0) |
return; |
/* There must be space for a null terminator in the buffer. */ |
ASSERT(size > 0); |
|
src_off = 0; |
dest_off = 0; |