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@@ -0,0 +1,103 @@
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+/* ************************************************************************** */
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+/* */
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+/* ::: :::::::: */
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+/* pf_x.c :+: :+: :+: */
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+/* +:+ +:+ +:+ */
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+/* By: bchanot <bchanot@students.42.fr> +#+ +:+ +#+ */
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+/* +#+#+#+#+#+ +#+ */
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+/* Created: 2016/02/27 01:56:52 by bchanot #+# #+# */
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+/* Updated: 2016/06/13 21:57:58 by bchanot ### ########.fr */
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+/* */
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+/* ************************************************************************** */
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+
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+#include "libftprintf.h"
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+
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+static int pf_width_xl(long long unsigned int nb, t_inf *inf, int len)
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+{
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+ int i;
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+
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+ i = nb == 0 && inf->prec == -1 && inf->width ? 0 : pf_hexulen(nb);
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+ if (inf->prec > pf_hexulen(nb))
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+ {
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+ if (len < inf->width - (inf->prec + inf->di * 2))
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+ return (1);
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+ }
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+ else if (len < inf->width - (pf_hexulen(nb) + inf->di * 2))
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+ return (1);
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+ return (0);
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+}
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+
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+static int pf_width_x(unsigned int nb, t_inf inf, int len)
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+{
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+ int i;
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+
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+ i = nb == 0 && inf.prec == -1 ? 0 : pf_hexlen(nb);
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+ if (inf.prec > i)
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+ {
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+ if (len < inf.width - (inf.prec + inf.di * 2))
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+ return (1);
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+ }
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+ else if (len < inf.width - (i + inf.di * 2))
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+ return (1);
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+ return (0);
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+}
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+
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+static int pf_xlong(va_list ap, t_inf *inf)
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+{
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+ long long unsigned int nb;
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+ int len;
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+ int cpt;
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+
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+ nb = va_arg(ap, long long unsigned int);
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+ len = 0;
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+ if (inf->di == 1 && nb != 0 && inf->zero && !inf->prec)
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+ {
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+ inf->di = 0;
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+ len += pf_putstr("0x", inf->fd);
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+ }
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+ if (inf->width > 0 && inf->min == 0)
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+ while (pf_width_xl(nb, inf, len) && len++ >= 0)
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+ ft_putchar_fd((inf->zero && !inf->prec ? '0' : ' '), inf->fd);
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+ if (inf->di == 1 && nb != 0)
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+ len += pf_putstr("0x", inf->fd);
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+ cpt = -1;
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+ while (++cpt < inf->prec - pf_hexulen(nb) && len++ >= 0)
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+ ft_putchar_fd('0', inf->fd);
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+ return (pf_xlong2(len, inf, nb));
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+}
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+
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+static int pf_x2(unsigned int nb, t_inf inf, int len)
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+{
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+ len += pf_puthex(nb, inf.fd);
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+ if (inf.width > 0 && inf.min == 1)
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+ while (len < inf.width && len++ >= 0)
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+ ft_putchar_fd(' ', inf.fd);
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+ return (len);
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+}
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+
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+int pf_x(va_list ap, t_inf inf)
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+{
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+ unsigned int nb;
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+ int len;
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+ int cpt;
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+
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+ if (inf.z || inf.l || inf.ll || inf.j)
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+ return (pf_xlong(ap, &inf));
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+ nb = inf.hh ? (unsigned char)va_arg(ap, unsigned int) :
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+ va_arg(ap, unsigned int);
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+ len = 0;
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+ if (inf.di == 1 && nb != 0 && inf.zero && !inf.prec)
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+ {
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+ inf.di = 0;
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+ len += pf_putstr("0x", inf.fd);
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+ }
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+ if (inf.width > 0 && inf.min == 0)
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+ while (pf_width_x(nb, inf, len) && len++ >= 0)
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+ ft_putchar_fd((inf.zero && !inf.prec ? '0' : ' '), inf.fd);
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+ if (inf.di == 1 && nb != 0)
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+ len += pf_putstr("0x", inf.fd);
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+ cpt = -1;
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+ while (++cpt < inf.prec - pf_hexlen(nb) && len++ >= 0)
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+ ft_putchar_fd('0', inf.fd);
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+ return (pf_x2(nb, inf, len));
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+}
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