#include "array.h"
-static char UNUSED id[] = "$Id: array.c,v 1.7 2005/08/28 12:18:50 fw Exp $";
+static char UNUSED id[] = "$Id: array.c,v 1.8 2005/08/30 13:36:32 fw Exp $";
#include <assert.h>
static bool
-safemult_uint(unsigned int a, unsigned int b, unsigned int *res)
+safemult_sizet(size_t a, size_t b, size_t *res)
{
- unsigned int tmp;
+ size_t tmp;
if (!a || !b) {
*res = 0;
/* if realloc() fails, array_alloc return NULL. otherwise return pointer to elem pos in array */
void *
-array_alloc(array * a, unsigned int size, unsigned int pos)
+array_alloc(array * a, size_t size, size_t pos)
{
- unsigned int alloc, pos_plus1 = pos + 1;
- unsigned int aligned = 0;
+ size_t alloc, pos_plus1 = pos + 1;
+ size_t aligned = 0;
char *tmp;
assert(size > 0);
if (pos_plus1 < pos)
return NULL;
- if (!safemult_uint(size, pos_plus1, &alloc))
+ if (!safemult_sizet(size, pos_plus1, &alloc))
return NULL;
if (a->allocated < alloc) {
/*return number of initialized ELEMS in a. */
-unsigned int
-array_length(const array * const a, unsigned int membersize)
+size_t
+array_length(const array * const a, size_t membersize)
{
assert(a != NULL);
assert(membersize > 0);
}
-/* return false if we could not append src (realloc failure, invalid src/dest array) */
+/* return false on failure (realloc failure, invalid src/dest array) */
bool
-array_copyb(array * dest, const char *src, unsigned int len)
+array_copyb(array * dest, const char *src, size_t len)
{
assert(dest != NULL);
assert(src != NULL );
- if (!len || !src)
- return true;
-
- if (!array_alloc(dest, 1, len))
+ if (!src || !dest)
return false;
- dest->used = len;
- memcpy(dest->mem, src, len);
-#ifdef DEBUG
- Log(LOG_DEBUG,
- "array_copyb(): copied %u bytes to array (%u bytes allocated).",
- len, dest->allocated);
-#endif
- return true;
+ array_trunc(dest);
+ return array_catb(dest, src, len);
}
/* append len bytes from src to the array dest.
return false if we could not append all bytes (realloc failure, invalid src/dest array) */
bool
-array_catb(array * dest, const char *src, unsigned int len)
+array_catb(array * dest, const char *src, size_t len)
{
- unsigned int tmp;
- unsigned int used;
+ size_t tmp;
+ size_t used;
char *ptr;
assert(dest != NULL);
return NULL if the array is unallocated, or if pos is larger than
the number of elements stored int the array. */
void *
-array_get(array * a, unsigned int membersize, unsigned int pos)
+array_get(array * a, size_t membersize, size_t pos)
{
- unsigned int totalsize;
+ size_t totalsize;
assert(membersize > 0);
assert(a != NULL);
if (array_UNUSABLE(a))
return NULL;
- if (!safemult_uint(pos, membersize, &totalsize))
+ if (!safemult_sizet(pos, membersize, &totalsize))
return NULL;
if (a->allocated < totalsize)
void
-array_truncate(array * a, unsigned int membersize, unsigned int len)
+array_truncate(array * a, size_t membersize, size_t len)
{
- unsigned int newlen;
+ size_t newlen;
assert(a != NULL);
- if (!safemult_uint(membersize, len, &newlen))
+ if (!safemult_sizet(membersize, len, &newlen))
return;
if (newlen <= a->allocated)
/* move elements starting at pos to beginning of array */
void
-array_moveleft(array * a, unsigned int membersize, unsigned int pos)
+array_moveleft(array * a, size_t membersize, size_t pos)
{
- unsigned int bytepos;
+ size_t bytepos;
assert(a != NULL);
assert(membersize > 0);
if (!pos)
return;
- if (!safemult_uint(membersize, pos, &bytepos)) {
+ if (!safemult_sizet(membersize, pos, &bytepos)) {
a->used = 0;
return;
}