* THE SOFTWARE.
*/
#include "qemu-common.h"
+#include "host-utils.h"
void pstrcpy(char *buf, int buf_size, const char *str)
{
p = str;
q = val;
while (*q != '\0') {
- if (toupper(*p) != toupper(*q))
+ if (qemu_toupper(*p) != qemu_toupper(*q))
return 0;
p++;
q++;
t += 3600 * tm->tm_hour + 60 * tm->tm_min + tm->tm_sec;
return t;
}
+
+int qemu_fls(int i)
+{
+ return 32 - clz32(i);
+}
+
+/* io vectors */
+
+void qemu_iovec_init(QEMUIOVector *qiov, int alloc_hint)
+{
+ qiov->iov = qemu_malloc(alloc_hint * sizeof(struct iovec));
+ qiov->niov = 0;
+ qiov->nalloc = alloc_hint;
+ qiov->size = 0;
+}
+
+void qemu_iovec_add(QEMUIOVector *qiov, void *base, size_t len)
+{
+ if (qiov->niov == qiov->nalloc) {
+ qiov->nalloc = 2 * qiov->nalloc + 1;
+ qiov->iov = qemu_realloc(qiov->iov, qiov->nalloc * sizeof(struct iovec));
+ }
+ qiov->iov[qiov->niov].iov_base = base;
+ qiov->iov[qiov->niov].iov_len = len;
+ qiov->size += len;
+ ++qiov->niov;
+}
+
+void qemu_iovec_destroy(QEMUIOVector *qiov)
+{
+ qemu_free(qiov->iov);
+}
+
+void qemu_iovec_reset(QEMUIOVector *qiov)
+{
+ qiov->niov = 0;
+ qiov->size = 0;
+}
+
+void qemu_iovec_to_buffer(QEMUIOVector *qiov, void *buf)
+{
+ uint8_t *p = (uint8_t *)buf;
+ int i;
+
+ for (i = 0; i < qiov->niov; ++i) {
+ memcpy(p, qiov->iov[i].iov_base, qiov->iov[i].iov_len);
+ p += qiov->iov[i].iov_len;
+ }
+}
+
+void qemu_iovec_from_buffer(QEMUIOVector *qiov, const void *buf, size_t count)
+{
+ const uint8_t *p = (const uint8_t *)buf;
+ size_t copy;
+ int i;
+
+ for (i = 0; i < qiov->niov && count; ++i) {
+ copy = count;
+ if (copy > qiov->iov[i].iov_len)
+ copy = qiov->iov[i].iov_len;
+ memcpy(qiov->iov[i].iov_base, p, copy);
+ p += copy;
+ count -= copy;
+ }
+}