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#include <stdio.h>
#include <linux/printbuf.h>
void prt_vprintf(struct printbuf *out, const char *fmt, va_list args)
{
int len;
do {
va_list args2;
va_copy(args2, args);
len = vsnprintf(out->buf + out->pos, printbuf_remaining(out), fmt, args2);
} while (len + 1 >= printbuf_remaining(out) &&
!printbuf_make_room(out, len + 1));
len = min_t(size_t, len,
printbuf_remaining(out) ? printbuf_remaining(out) - 1 : 0);
out->pos += len;
}
void prt_printf(struct printbuf *out, const char *fmt, ...)
{
va_list args;
va_start(args, fmt);
prt_vprintf(out, fmt, args);
va_end(args);
}
void prt_u64(struct printbuf *out, u64 v)
{
prt_printf(out, "%llu", v);
}
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