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path: root/pwmanager/libcrypt/crypt/missing-string.c
authorzautrix <zautrix>2004-10-19 20:16:14 (UTC)
committer zautrix <zautrix>2004-10-19 20:16:14 (UTC)
commiteca49bb06a71980ef61d078904573f25890fc7f2 (patch) (side-by-side diff)
treec5338e3b12430248979a9ac2c1c7e6646ea9ecdf /pwmanager/libcrypt/crypt/missing-string.c
parent53cc32b6e7b1f672bf91b2baf2df6c1e8baf3e0a (diff)
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Initial revision
Diffstat (limited to 'pwmanager/libcrypt/crypt/missing-string.c') (more/less context) (ignore whitespace changes)
-rw-r--r--pwmanager/libcrypt/crypt/missing-string.c151
1 files changed, 151 insertions, 0 deletions
diff --git a/pwmanager/libcrypt/crypt/missing-string.c b/pwmanager/libcrypt/crypt/missing-string.c
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+++ b/pwmanager/libcrypt/crypt/missing-string.c
@@ -0,0 +1,151 @@
+/* missing-string.c - missing string utilities
+ * Copyright (C) 1994, 1998, 1999, 2000, 2001,
+ * 2003 Free Software Foundation, Inc.
+ *
+ * This file is part of Libgcrypt.
+ *
+ * Libgcrypt is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * Libgcrypt is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+ */
+
+#include <config.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+
+#include "g10lib.h"
+
+
+#ifndef HAVE_STPCPY
+char *
+stpcpy(char *a,const char *b)
+{
+ while( *b )
+ *a++ = *b++;
+ *a = 0;
+
+ return (char*)a;
+}
+#endif
+
+
+#ifndef HAVE_STRCASECMP
+int
+strcasecmp( const char *a, const char *b )
+{
+ for( ; *a && *b; a++, b++ ) {
+ if( *a != *b && toupper(*a) != toupper(*b) )
+ break;
+ }
+ return *(const byte*)a - *(const byte*)b;
+}
+#endif
+
+
+#ifdef __MINGW32__
+/*
+ * Like vsprintf but provides a pointer to malloc'd storage, which
+ * must be freed by the caller (gcry_free). Taken from libiberty as
+ * found in gcc-2.95.2 and a little bit modernized.
+ * FIXME: Write a new CRT for W32.
+ */
+int
+vasprintf ( char **result, const char *format, va_list args)
+{
+ const char *p = format;
+ /* Add one to make sure that it is never zero, which might cause malloc
+ to return NULL. */
+ int total_width = strlen (format) + 1;
+ va_list ap;
+
+ /* this is not really portable but works under Windows */
+ memcpy ( &ap, &args, sizeof (va_list));
+
+ while (*p != '\0')
+ {
+ if (*p++ == '%')
+ {
+ while (strchr ("-+ #0", *p))
+ ++p;
+ if (*p == '*')
+ {
+ ++p;
+ total_width += abs (va_arg (ap, int));
+ }
+ else
+ {
+ char *endp;
+ total_width += strtoul (p, &endp, 10);
+ p = endp;
+ }
+ if (*p == '.')
+ {
+ ++p;
+ if (*p == '*')
+ {
+ ++p;
+ total_width += abs (va_arg (ap, int));
+ }
+ else
+ {
+ char *endp;
+ total_width += strtoul (p, &endp, 10);
+ p = endp;
+ }
+ }
+ while (strchr ("hlL", *p))
+ ++p;
+ /* Should be big enough for any format specifier except %s
+ and floats. */
+ total_width += 30;
+ switch (*p)
+ {
+ case 'd':
+ case 'i':
+ case 'o':
+ case 'u':
+ case 'x':
+ case 'X':
+ case 'c':
+ (void) va_arg (ap, int);
+ break;
+ case 'f':
+ case 'e':
+ case 'E':
+ case 'g':
+ case 'G':
+ (void) va_arg (ap, double);
+ /* Since an ieee double can have an exponent of 307, we'll
+ make the buffer wide enough to cover the gross case. */
+ total_width += 307;
+
+ case 's':
+ total_width += strlen (va_arg (ap, char *));
+ break;
+ case 'p':
+ case 'n':
+ (void) va_arg (ap, char *);
+ break;
+ }
+ }
+ }
+ *result = gcry_malloc (total_width);
+ if (*result != NULL)
+ return vsprintf (*result, format, args);
+ else
+ return 0;
+}
+
+#endif /*__MINGW32__*/
+