io-util.h: move iovec stuff from macro.h to io-util.h

src/basic/macro.h

@@ -22,11 +22,10 @@
 ***/
 
 #include <assert.h>
-#include <sys/param.h>
-#include <sys/types.h>
-#include <sys/uio.h>
 #include <inttypes.h>
 #include <stdbool.h>
+#include <sys/param.h>
+#include <sys/types.h>
 
 #define _printf_(a,b) __attribute__ ((format (printf, a, b)))
 #define _alloc_(...) __attribute__ ((alloc_size(__VA_ARGS__)))
@@ -302,42 +301,6 @@ static inline unsigned long ALIGN_POWER2(unsigned long u) {
 
 #define char_array_0(x) x[sizeof(x)-1] = 0;
 
-#define IOVEC_SET_STRING(i, s)                  \
-        do {                                    \
-                struct iovec *_i = &(i);        \
-                char *_s = (char *)(s);         \
-                _i->iov_base = _s;              \
-                _i->iov_len = strlen(_s);       \
-        } while(false)
-
-static inline size_t IOVEC_TOTAL_SIZE(const struct iovec *i, unsigned n) {
-        unsigned j;
-        size_t r = 0;
-
-        for (j = 0; j < n; j++)
-                r += i[j].iov_len;
-
-        return r;
-}
-
-static inline size_t IOVEC_INCREMENT(struct iovec *i, unsigned n, size_t k) {
-        unsigned j;
-
-        for (j = 0; j < n; j++) {
-                size_t sub;
-
-                if (_unlikely_(k <= 0))
-                        break;
-
-                sub = MIN(i[j].iov_len, k);
-                i[j].iov_len -= sub;
-                i[j].iov_base = (uint8_t*) i[j].iov_base + sub;
-                k -= sub;
-        }
-
-        return k;
-}
-
 #define VA_FORMAT_ADVANCE(format, ap)                                   \
 do {                                                                    \
         int _argtypes[128];                                             \