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-rw-r--r--lib/printf/printf-pos.c791
1 files changed, 791 insertions, 0 deletions
diff --git a/lib/printf/printf-pos.c b/lib/printf/printf-pos.c
new file mode 100644
index 0000000..ac775be
--- /dev/null
+++ b/lib/printf/printf-pos.c
@@ -0,0 +1,791 @@
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ * Copyright (c) 1990, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Chris Torek.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#ifdef HAVE_SYS_CDEFS_H
+#include <sys/cdefs.h>
+#endif
+
+/*
+ * This is the code responsible for handling positional arguments
+ * (%m$ and %m$.n$) for vfprintf() and vfwprintf().
+ */
+
+#include <sys/types.h>
+
+#include <limits.h>
+#include <stdarg.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <strings.h>
+#include <wchar.h>
+
+#include "printflocal.h"
+
+#ifdef NL_ARGMAX
+#define MAX_POSARG NL_ARGMAX
+#else
+#define MAX_POSARG 65536
+#endif
+
+/*
+ * Type ids for argument type table.
+ */
+enum typeid {
+ T_UNUSED, TP_SHORT, T_INT, T_U_INT, TP_INT,
+ T_LONG, T_U_LONG, TP_LONG, T_LLONG, T_U_LLONG, TP_LLONG,
+ T_PTRDIFFT, TP_PTRDIFFT, T_SSIZET, T_SIZET, TP_SSIZET,
+ T_INT64T, T_UINT64T, T_INTMAXT, T_UINTMAXT, TP_INTMAXT, TP_VOID,
+ TP_CHAR, TP_SCHAR, T_DOUBLE, T_LONG_DOUBLE, T_WINT, TP_WCHAR
+};
+
+/* An expandable array of types. */
+struct typetable {
+ enum typeid *table; /* table of types */
+ enum typeid stattable[STATIC_ARG_TBL_SIZE];
+ u_int tablesize; /* current size of type table */
+ u_int tablemax; /* largest used index in table */
+ u_int nextarg; /* 1-based argument index */
+};
+
+static int __grow_type_table(struct typetable *);
+static void build_arg_table (struct typetable *, va_list, union arg **);
+
+/*
+ * Initialize a struct typetable.
+ */
+static inline void
+inittypes(struct typetable *types)
+{
+ u_int n;
+
+ types->table = types->stattable;
+ types->tablesize = STATIC_ARG_TBL_SIZE;
+ types->tablemax = 0;
+ types->nextarg = 1;
+ for (n = 0; n < STATIC_ARG_TBL_SIZE; n++)
+ types->table[n] = T_UNUSED;
+}
+
+/*
+ * struct typetable destructor.
+ */
+static inline void
+freetypes(struct typetable *types)
+{
+
+ if (types->table != types->stattable)
+ free (types->table);
+}
+
+/*
+ * Ensure that there is space to add a new argument type to the type table.
+ * Expand the table if necessary. Returns 0 on success.
+ */
+static inline int
+_ensurespace(struct typetable *types)
+{
+
+ if (types->nextarg >= types->tablesize) {
+ if (__grow_type_table(types))
+ return -1;
+ }
+ if (types->nextarg > types->tablemax)
+ types->tablemax = types->nextarg;
+ return 0;
+}
+
+/*
+ * Add an argument type to the table, expanding if necessary.
+ * Returns 0 on success.
+ */
+static inline int
+addtype(struct typetable *types, enum typeid type)
+{
+
+ if (_ensurespace(types))
+ return -1;
+ types->table[types->nextarg++] = type;
+ return 0;
+}
+
+static inline int
+addsarg(struct typetable *types, int flags)
+{
+
+ if (_ensurespace(types))
+ return -1;
+ if (flags & LONGDBL)
+ types->table[types->nextarg++] = T_INT64T;
+ else if (flags & INTMAXT)
+ types->table[types->nextarg++] = T_INTMAXT;
+ else if (flags & SIZET)
+ types->table[types->nextarg++] = T_SSIZET;
+ else if (flags & PTRDIFFT)
+ types->table[types->nextarg++] = T_PTRDIFFT;
+ else if (flags & LLONGINT)
+ types->table[types->nextarg++] = T_LLONG;
+ else if (flags & LONGINT)
+ types->table[types->nextarg++] = T_LONG;
+ else
+ types->table[types->nextarg++] = T_INT;
+ return 0;
+}
+
+static inline int
+adduarg(struct typetable *types, int flags)
+{
+
+ if (_ensurespace(types))
+ return -1;
+ if (flags & LONGDBL)
+ types->table[types->nextarg++] = T_UINT64T;
+ else if (flags & INTMAXT)
+ types->table[types->nextarg++] = T_UINTMAXT;
+ else if (flags & SIZET)
+ types->table[types->nextarg++] = T_SIZET;
+ else if (flags & PTRDIFFT)
+ types->table[types->nextarg++] = T_SIZET;
+ else if (flags & LLONGINT)
+ types->table[types->nextarg++] = T_U_LLONG;
+ else if (flags & LONGINT)
+ types->table[types->nextarg++] = T_U_LONG;
+ else
+ types->table[types->nextarg++] = T_U_INT;
+ return 0;
+}
+
+/*
+ * Add * arguments to the type array.
+ */
+static inline int
+addaster(struct typetable *types, char **fmtp)
+{
+ char *cp;
+ u_int n2;
+
+ n2 = 0;
+ cp = *fmtp;
+ while (is_digit(*cp)) {
+ n2 = 10 * n2 + to_digit(*cp);
+ cp++;
+ }
+ if (*cp == '$') {
+ u_int hold = types->nextarg;
+ types->nextarg = n2;
+ if (addtype(types, T_INT))
+ return -1;
+ types->nextarg = hold;
+ *fmtp = ++cp;
+ } else {
+ if (addtype(types, T_INT))
+ return -1;
+ }
+ return 0;
+}
+
+#ifdef WCHAR_SUPPORT
+static inline int
+addwaster(struct typetable *types, wchar_t **fmtp)
+{
+ wchar_t *cp;
+ u_int n2;
+
+ n2 = 0;
+ cp = *fmtp;
+ while (is_digit(*cp)) {
+ n2 = 10 * n2 + to_digit(*cp);
+ cp++;
+ }
+ if (*cp == '$') {
+ u_int hold = types->nextarg;
+ types->nextarg = n2;
+ if (addtype(types, T_INT))
+ return -1;
+ types->nextarg = hold;
+ *fmtp = ++cp;
+ } else {
+ if (addtype(types, T_INT))
+ return -1;
+ }
+ return 0;
+}
+#endif /* WCHAR_SUPPORT */
+
+/*
+ * Find all arguments when a positional parameter is encountered. Returns a
+ * table, indexed by argument number, of pointers to each arguments. The
+ * initial argument table should be an array of STATIC_ARG_TBL_SIZE entries.
+ * It will be replaces with a malloc-ed one if it overflows.
+ * Returns 0 on success. On failure, returns nonzero and sets errno.
+ */
+int
+_frr_find_arguments (const char *fmt0, va_list ap, union arg **argtable)
+{
+ char *fmt; /* format string */
+ int ch; /* character from fmt */
+ u_int n; /* handy integer (short term usage) */
+ int error;
+ int flags; /* flags as above */
+ struct typetable types; /* table of types */
+
+ fmt = (char *)fmt0;
+ inittypes(&types);
+ error = 0;
+
+ /*
+ * Scan the format for conversions (`%' character).
+ */
+ for (;;) {
+ while ((ch = *fmt) != '\0' && ch != '%')
+ fmt++;
+ if (ch == '\0')
+ goto done;
+ fmt++; /* skip over '%' */
+
+ flags = 0;
+
+rflag: ch = *fmt++;
+reswitch: switch (ch) {
+ case ' ':
+ case '#':
+ goto rflag;
+ case '*':
+ if ((error = addaster(&types, &fmt)))
+ goto error;
+ goto rflag;
+ case '-':
+ case '+':
+ case '\'':
+ goto rflag;
+ case '.':
+ if ((ch = *fmt++) == '*') {
+ if ((error = addaster(&types, &fmt)))
+ goto error;
+ goto rflag;
+ }
+ while (is_digit(ch)) {
+ ch = *fmt++;
+ }
+ goto reswitch;
+ case '0':
+ goto rflag;
+ case '1': case '2': case '3': case '4':
+ case '5': case '6': case '7': case '8': case '9':
+ n = 0;
+ do {
+ n = 10 * n + to_digit(ch);
+ /* Detect overflow */
+ if (n > MAX_POSARG) {
+ error = -1;
+ goto error;
+ }
+ ch = *fmt++;
+ } while (is_digit(ch));
+ if (ch == '$') {
+ types.nextarg = n;
+ goto rflag;
+ }
+ goto reswitch;
+ case 'L':
+ flags |= LONGDBL;
+ goto rflag;
+ case 'h':
+ if (flags & SHORTINT) {
+ flags &= ~SHORTINT;
+ flags |= CHARINT;
+ } else
+ flags |= SHORTINT;
+ goto rflag;
+ case 'j':
+ flags |= INTMAXT;
+ goto rflag;
+ case 'l':
+ if (flags & LONGINT) {
+ flags &= ~LONGINT;
+ flags |= LLONGINT;
+ } else
+ flags |= LONGINT;
+ goto rflag;
+ case 'q':
+ flags |= LLONGINT; /* not necessarily */
+ goto rflag;
+ case 't':
+ flags |= PTRDIFFT;
+ goto rflag;
+ case 'z':
+ flags |= SIZET;
+ goto rflag;
+ case 'C':
+ flags |= LONGINT;
+ /*FALLTHROUGH*/
+ case 'c':
+ error = addtype(&types,
+ (flags & LONGINT) ? T_WINT : T_INT);
+ if (error)
+ goto error;
+ break;
+ case 'D':
+ flags |= LONGINT;
+ /*FALLTHROUGH*/
+ case 'd':
+ case 'i':
+ if ((error = addsarg(&types, flags)))
+ goto error;
+ break;
+#ifndef NO_FLOATING_POINT
+ case 'a':
+ case 'A':
+ case 'e':
+ case 'E':
+ case 'f':
+ case 'g':
+ case 'G':
+ error = addtype(&types,
+ (flags & LONGDBL) ? T_LONG_DOUBLE : T_DOUBLE);
+ if (error)
+ goto error;
+ break;
+#endif /* !NO_FLOATING_POINT */
+#ifdef DANGEROUS_PERCENT_N
+ case 'n':
+ if (flags & INTMAXT)
+ error = addtype(&types, TP_INTMAXT);
+ else if (flags & PTRDIFFT)
+ error = addtype(&types, TP_PTRDIFFT);
+ else if (flags & SIZET)
+ error = addtype(&types, TP_SSIZET);
+ else if (flags & LLONGINT)
+ error = addtype(&types, TP_LLONG);
+ else if (flags & LONGINT)
+ error = addtype(&types, TP_LONG);
+ else if (flags & SHORTINT)
+ error = addtype(&types, TP_SHORT);
+ else if (flags & CHARINT)
+ error = addtype(&types, TP_SCHAR);
+ else
+ error = addtype(&types, TP_INT);
+ if (error)
+ goto error;
+ continue; /* no output */
+#endif
+ case 'O':
+ flags |= LONGINT;
+ /*FALLTHROUGH*/
+ case 'o':
+ if ((error = adduarg(&types, flags)))
+ goto error;
+ break;
+ case 'p':
+ if ((error = addtype(&types, TP_VOID)))
+ goto error;
+ break;
+ case 'S':
+ flags |= LONGINT;
+ /*FALLTHROUGH*/
+ case 's':
+ error = addtype(&types,
+ (flags & LONGINT) ? TP_WCHAR : TP_CHAR);
+ if (error)
+ goto error;
+ break;
+ case 'U':
+ flags |= LONGINT;
+ /*FALLTHROUGH*/
+ case 'u':
+ case 'X':
+ case 'x':
+ if ((error = adduarg(&types, flags)))
+ goto error;
+ break;
+ default: /* "%?" prints ?, unless ? is NUL */
+ if (ch == '\0')
+ goto done;
+ break;
+ }
+ }
+done:
+ build_arg_table(&types, ap, argtable);
+error:
+ freetypes(&types);
+ return (error || *argtable == NULL);
+}
+
+#ifdef WCHAR_SUPPORT
+/* wchar version of __find_arguments. */
+int
+_frr_find_warguments (const wchar_t *fmt0, va_list ap, union arg **argtable)
+{
+ wchar_t *fmt; /* format string */
+ wchar_t ch; /* character from fmt */
+ u_int n; /* handy integer (short term usage) */
+ int error;
+ int flags; /* flags as above */
+ struct typetable types; /* table of types */
+
+ fmt = (wchar_t *)fmt0;
+ inittypes(&types);
+ error = 0;
+
+ /*
+ * Scan the format for conversions (`%' character).
+ */
+ for (;;) {
+ while ((ch = *fmt) != '\0' && ch != '%')
+ fmt++;
+ if (ch == '\0')
+ goto done;
+ fmt++; /* skip over '%' */
+
+ flags = 0;
+
+rflag: ch = *fmt++;
+reswitch: switch (ch) {
+ case ' ':
+ case '#':
+ goto rflag;
+ case '*':
+ if ((error = addwaster(&types, &fmt)))
+ goto error;
+ goto rflag;
+ case '-':
+ case '+':
+ case '\'':
+ goto rflag;
+ case '.':
+ if ((ch = *fmt++) == '*') {
+ if ((error = addwaster(&types, &fmt)))
+ goto error;
+ goto rflag;
+ }
+ while (is_digit(ch)) {
+ ch = *fmt++;
+ }
+ goto reswitch;
+ case '0':
+ goto rflag;
+ case '1': case '2': case '3': case '4':
+ case '5': case '6': case '7': case '8': case '9':
+ n = 0;
+ do {
+ n = 10 * n + to_digit(ch);
+ /* Detect overflow */
+ if (n > MAX_POSARG) {
+ error = -1;
+ goto error;
+ }
+ ch = *fmt++;
+ } while (is_digit(ch));
+ if (ch == '$') {
+ types.nextarg = n;
+ goto rflag;
+ }
+ goto reswitch;
+ case 'L':
+ flags |= LONGDBL;
+ goto rflag;
+ case 'h':
+ if (flags & SHORTINT) {
+ flags &= ~SHORTINT;
+ flags |= CHARINT;
+ } else
+ flags |= SHORTINT;
+ goto rflag;
+ case 'j':
+ flags |= INTMAXT;
+ goto rflag;
+ case 'l':
+ if (flags & LONGINT) {
+ flags &= ~LONGINT;
+ flags |= LLONGINT;
+ } else
+ flags |= LONGINT;
+ goto rflag;
+ case 'q':
+ flags |= LLONGINT; /* not necessarily */
+ goto rflag;
+ case 't':
+ flags |= PTRDIFFT;
+ goto rflag;
+ case 'z':
+ flags |= SIZET;
+ goto rflag;
+ case 'C':
+ flags |= LONGINT;
+ /*FALLTHROUGH*/
+ case 'c':
+ error = addtype(&types,
+ (flags & LONGINT) ? T_WINT : T_INT);
+ if (error)
+ goto error;
+ break;
+ case 'D':
+ flags |= LONGINT;
+ /*FALLTHROUGH*/
+ case 'd':
+ case 'i':
+ if ((error = addsarg(&types, flags)))
+ goto error;
+ break;
+#ifndef NO_FLOATING_POINT
+ case 'a':
+ case 'A':
+ case 'e':
+ case 'E':
+ case 'f':
+ case 'g':
+ case 'G':
+ error = addtype(&types,
+ (flags & LONGDBL) ? T_LONG_DOUBLE : T_DOUBLE);
+ if (error)
+ goto error;
+ break;
+#endif /* !NO_FLOATING_POINT */
+#ifdef DANGEROUS_PERCENT_N
+ case 'n':
+ if (flags & INTMAXT)
+ error = addtype(&types, TP_INTMAXT);
+ else if (flags & PTRDIFFT)
+ error = addtype(&types, TP_PTRDIFFT);
+ else if (flags & SIZET)
+ error = addtype(&types, TP_SSIZET);
+ else if (flags & LLONGINT)
+ error = addtype(&types, TP_LLONG);
+ else if (flags & LONGINT)
+ error = addtype(&types, TP_LONG);
+ else if (flags & SHORTINT)
+ error = addtype(&types, TP_SHORT);
+ else if (flags & CHARINT)
+ error = addtype(&types, TP_SCHAR);
+ else
+ error = addtype(&types, TP_INT);
+ if (error)
+ goto error;
+ continue; /* no output */
+#endif
+ case 'O':
+ flags |= LONGINT;
+ /*FALLTHROUGH*/
+ case 'o':
+ if ((error = adduarg(&types, flags)))
+ goto error;
+ break;
+ case 'p':
+ if ((error = addtype(&types, TP_VOID)))
+ goto error;
+ break;
+ case 'S':
+ flags |= LONGINT;
+ /*FALLTHROUGH*/
+ case 's':
+ error = addtype(&types,
+ (flags & LONGINT) ? TP_WCHAR : TP_CHAR);
+ if (error)
+ goto error;
+ break;
+ case 'U':
+ flags |= LONGINT;
+ /*FALLTHROUGH*/
+ case 'u':
+ case 'X':
+ case 'x':
+ if ((error = adduarg(&types, flags)))
+ goto error;
+ break;
+ default: /* "%?" prints ?, unless ? is NUL */
+ if (ch == '\0')
+ goto done;
+ break;
+ }
+ }
+done:
+ build_arg_table(&types, ap, argtable);
+error:
+ freetypes(&types);
+ return (error || *argtable == NULL);
+}
+#endif /* WCHAR_SUPPORT */
+
+/*
+ * Increase the size of the type table. Returns 0 on success.
+ */
+static int
+__grow_type_table(struct typetable *types)
+{
+ enum typeid *const oldtable = types->table;
+ const int oldsize = types->tablesize;
+ enum typeid *newtable;
+ u_int n, newsize;
+
+ /* Detect overflow */
+ if (types->nextarg > MAX_POSARG)
+ return -1;
+
+ newsize = oldsize * 2;
+ if (newsize < types->nextarg + 1)
+ newsize = types->nextarg + 1;
+ if (oldsize == STATIC_ARG_TBL_SIZE) {
+ if ((newtable = malloc(newsize * sizeof(enum typeid))) == NULL)
+ return -1;
+ bcopy(oldtable, newtable, oldsize * sizeof(enum typeid));
+ } else {
+ newtable = realloc(oldtable, newsize * sizeof(enum typeid));
+ if (newtable == NULL)
+ return -1;
+ }
+ for (n = oldsize; n < newsize; n++)
+ newtable[n] = T_UNUSED;
+
+ types->table = newtable;
+ types->tablesize = newsize;
+
+ return 0;
+}
+
+/*
+ * Build the argument table from the completed type table.
+ * On malloc failure, *argtable is set to NULL.
+ */
+static void
+build_arg_table(struct typetable *types, va_list ap, union arg **argtable)
+{
+ u_int n;
+
+ if (types->tablemax >= STATIC_ARG_TBL_SIZE) {
+ *argtable = (union arg *)
+ malloc (sizeof(union arg) * (types->tablemax + 1));
+ if (*argtable == NULL)
+ return;
+ }
+
+ (*argtable) [0].intarg = 0;
+ for (n = 1; n <= types->tablemax; n++) {
+ switch (types->table[n]) {
+ case T_UNUSED: /* whoops! */
+ (*argtable) [n].intarg = va_arg (ap, int);
+ break;
+ case TP_SCHAR:
+ (*argtable) [n].pschararg = va_arg (ap, signed char *);
+ break;
+ case TP_SHORT:
+ (*argtable) [n].pshortarg = va_arg (ap, short *);
+ break;
+ case T_INT:
+ (*argtable) [n].intarg = va_arg (ap, int);
+ break;
+ case T_U_INT:
+ (*argtable) [n].uintarg = va_arg (ap, unsigned int);
+ break;
+ case TP_INT:
+ (*argtable) [n].pintarg = va_arg (ap, int *);
+ break;
+ case T_LONG:
+ (*argtable) [n].longarg = va_arg (ap, long);
+ break;
+ case T_U_LONG:
+ (*argtable) [n].ulongarg = va_arg (ap, unsigned long);
+ break;
+ case TP_LONG:
+ (*argtable) [n].plongarg = va_arg (ap, long *);
+ break;
+ case T_LLONG:
+ (*argtable) [n].longlongarg = va_arg (ap, long long);
+ break;
+ case T_U_LLONG:
+ (*argtable) [n].ulonglongarg = va_arg (ap, unsigned long long);
+ break;
+ case TP_LLONG:
+ (*argtable) [n].plonglongarg = va_arg (ap, long long *);
+ break;
+ case T_PTRDIFFT:
+ (*argtable) [n].ptrdiffarg = va_arg (ap, ptrdiff_t);
+ break;
+ case TP_PTRDIFFT:
+ (*argtable) [n].pptrdiffarg = va_arg (ap, ptrdiff_t *);
+ break;
+ case T_SIZET:
+ (*argtable) [n].sizearg = va_arg (ap, size_t);
+ break;
+ case T_SSIZET:
+ (*argtable) [n].sizearg = va_arg (ap, ssize_t);
+ break;
+ case TP_SSIZET:
+ (*argtable) [n].pssizearg = va_arg (ap, ssize_t *);
+ break;
+ case T_INTMAXT:
+ (*argtable) [n].intmaxarg = va_arg (ap, intmax_t);
+ break;
+ case T_UINTMAXT:
+ (*argtable) [n].uintmaxarg = va_arg (ap, uintmax_t);
+ break;
+ case TP_INTMAXT:
+ (*argtable) [n].pintmaxarg = va_arg (ap, intmax_t *);
+ break;
+ case T_INT64T:
+ (*argtable) [n].intmaxarg = va_arg (ap, int64_t);
+ break;
+ case T_UINT64T:
+ (*argtable) [n].uintmaxarg = va_arg (ap, uint64_t);
+ break;
+ case T_DOUBLE:
+#ifndef NO_FLOATING_POINT
+ (*argtable) [n].doublearg = va_arg (ap, double);
+#endif
+ break;
+ case T_LONG_DOUBLE:
+#ifndef NO_FLOATING_POINT
+ (*argtable) [n].longdoublearg = va_arg (ap, long double);
+#endif
+ break;
+ case TP_CHAR:
+ (*argtable) [n].pchararg = va_arg (ap, char *);
+ break;
+ case TP_VOID:
+ (*argtable) [n].pvoidarg = va_arg (ap, void *);
+ break;
+ case T_WINT:
+ (*argtable) [n].wintarg = va_arg (ap, wint_t);
+ break;
+ case TP_WCHAR:
+ (*argtable) [n].pwchararg = va_arg (ap, wchar_t *);
+ break;
+ }
+ }
+}
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