void* buf_find_buf(const void* dest, size_t dnum, const void *src, size_t snum)
{
uint8_t *l__dest = (void*)dest;
if ((dest == NULL) || (src == NULL))
{
*tls_errno = ERR_INVALID_ADDRESS;
return NULL;
}
if (snum > dnum)
{
*tls_errno = ERR_INVALID_ARGUMENT;
return NULL;
}
if (snum == 0)
{
return (void*)dest;
}
/* We work until "dnum" is greater or equal to "snum" */
while(dnum >= snum)
{
if (!buf_compare(l__dest, src, snum )) return l__dest;
l__dest ++;
dnum --;
}
return NULL;
}
static void memcpyperf(void *src, void *dst, u32 size, u32 cnt)
{
struct timespec beforets;
struct timespec afterts;
long val[OUT_TRY_CNT];
long sum = 0;
u32 i, j;
memset(src, 0xab, size);
memset(dst, 0x00, size);
for (j = 0; j < OUT_TRY_CNT; j++) {
getnstimeofday(&beforets);
for (i = 0; i < cnt; i++)
memcpy(dst, src, size);
getnstimeofday(&afterts);
mdelay(100);
val[j] = update_timeval(beforets, afterts)/cnt;
}
for (j = 0; j < OUT_TRY_CNT; j++)
sum += val[j];
printk(KERN_ERR "%lu\n", sum/OUT_TRY_CNT);
if (buf_compare(src, dst, size))
printk(KERN_ERR "copy err\n");
}
utf8_t* str_find(const utf8_t* dest, size_t dmax, const utf8_t* src, size_t smax)
{
utf8_t *l__dest = (void*)dest;
size_t l__dnum;
size_t l__snum;
if ((dest == NULL) || (src == NULL))
{
*tls_errno = ERR_INVALID_ADDRESS;
return NULL;
}
/* Get the correct size of "dest" and "src" */
l__dnum = str_len(dest, dmax);
if (*tls_errno) return NULL;
l__snum = str_len(src, smax);
if (*tls_errno) return NULL;
/* Work with them */
if (l__snum > l__dnum)
{
return NULL;
}
if (l__snum == 0)
{
return (void*)dest;
}
/* We work until "dnum" is greater or equal to "snum" */
while(l__dnum >= l__snum)
{
if (!buf_compare(l__dest, src, l__snum)) return l__dest;
l__dest ++;
l__dnum --;
}
return NULL;
}
