ReactOS 0.4.15-dev-8348-gc1b9bb5
mbsncat.c
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1/*
2 * COPYRIGHT: See COPYING in the top level directory
3 * PROJECT: ReactOS system libraries
4 * FILE: lib/sdk/crt/mbstring/mbsncat.c
5 * PURPOSE: Concatenate two multi byte string to maximum of n characters or bytes
6 * PROGRAMER: Ariadne
7 * UPDATE HISTORY:
8 * 12/04/99: Created
9 */
10
11#include <precomp.h>
12#include <mbstring.h>
13#include <string.h>
14
15size_t _mbclen2(const unsigned int s);
16unsigned char *_mbset (unsigned char *string, int c);
17
18/*
19 * @implemented
20 */
21unsigned char *_mbsncat (unsigned char *dst, const unsigned char *src, size_t n)
22{
23 int c;
24 unsigned char *save = dst;
25
26 while ((c = _mbsnextc (dst)))
27 dst = _mbsinc (dst);
28
29 while (n-- > 0 && (c = _mbsnextc (src))) {
30
31 _mbset (dst, c);
32
33 dst = _mbsinc (dst);
34
35 src = _mbsinc ((unsigned char *) src);
36
37 }
38
39 *dst = '\0';
40
41 return save;
42}
43
44/*
45 * @implemented
46 */
47unsigned char * _mbsnbcat(unsigned char *dst, const unsigned char *src, size_t n)
48{
49 unsigned char *d;
50 const unsigned char *s = src;
51 if (n != 0) {
52 d = dst + _mbslen(dst); // get the end of string
53 d += _mbclen2(*d); // move 1 or 2 up
54
55 do {
56 if ((*d++ = *s++) == 0)
57 {
58 while (--n != 0)
59 *d++ = 0;
60 break;
61 }
62 if ( !(n==1 && _ismbblead(*s)) )
63 n--;
64 } while (n > 0);
65 }
66 return dst;
67}
GLdouble s
Definition: gl.h:2039
GLdouble n
Definition: glext.h:7729
GLenum src
Definition: glext.h:6340
const GLubyte * c
Definition: glext.h:8905
GLenum GLenum dst
Definition: glext.h:6340
_Check_return_ _CRTIMP unsigned int __cdecl _mbsnextc(_In_z_ const unsigned char *_Str)
_Check_return_ _CRTIMP size_t __cdecl _mbslen(_In_z_ const unsigned char *_Str)
_Check_return_ _CRTIMP unsigned char *__cdecl _mbsinc(_In_z_ const unsigned char *_Ptr)
#define d
Definition: ke_i.h:81
#define c
Definition: ke_i.h:80
size_t _mbclen2(const unsigned int s)
Definition: mbclen.c:23
unsigned char * _mbsnbcat(unsigned char *dst, const unsigned char *src, size_t n)
Definition: mbsncat.c:47
unsigned char * _mbsncat(unsigned char *dst, const unsigned char *src, size_t n)
Definition: mbsncat.c:21
unsigned char * _mbset(unsigned char *string, int c)
Definition: mbsupr.c:31
int __cdecl _ismbblead(unsigned int)
Definition: ismblead.c:20