summaryrefslogtreecommitdiff
path: root/plugins/UserInfoEx/src/mir_string.cpp
blob: c538c110ad0e7ce593f1a495609f4c2d0575bec1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
/*
UserinfoEx plugin for Miranda IM

Copyright:
© 2006-2010 DeathAxe, Yasnovidyashii, Merlin, K. Romanov, Kreol

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program 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 General Public License for more details.

You should have received a copy of the GNU 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 "commonheaders.h"

char	*mir_strncpy(char *pszDest, const char *pszSrc, const size_t cchDest)
{
	if (!pszDest || !pszSrc || !cchDest)
		return NULL;
	pszDest = strncpy(pszDest, pszSrc, cchDest-1);
	pszDest[cchDest-1] = 0;
	return pszDest;
}

wchar_t	*mir_wcsncpy(wchar_t *pszDest, const wchar_t *pszSrc, const size_t cchDest)
{
	if (!pszDest || !pszSrc || !cchDest)
		return NULL;
	pszDest = wcsncpy(pszDest, pszSrc, cchDest-1);
	pszDest[cchDest-1] = 0;
	return pszDest;
}

char	*mir_strncat(char *pszDest, const char *pszSrc, const size_t cchDest)
{
	if (!pszDest || !pszSrc || !cchDest)
		return NULL;
	strncat(pszDest, pszSrc, cchDest-1);
	pszDest[cchDest-1] = 0;
	return pszDest;
}

wchar_t	*mir_wcsncat(wchar_t *pszDest, const wchar_t *pszSrc, const size_t cchDest)
{
	if (!pszDest || !pszSrc || !cchDest)
		return NULL;
	pszDest = wcsncat(pszDest, pszSrc, cchDest-1);
	pszDest[cchDest-1] = 0;
	return pszDest;
}

char	*mir_strncat_c(char *pszDest, const char cSrc) 
{
	size_t size = sizeof(char) * (strlen(pszDest) + 2);		//cSrc = 1 + 1 forNULL temination 
	if (!pszDest)
		pszDest = (char *) mir_alloc(size);
	else
		pszDest = (char *) mir_realloc(pszDest, size);
	pszDest[size-2] = cSrc;
	pszDest[size-1] = 0;
	return pszDest;
}

wchar_t	*mir_wcsncat_c(wchar_t *pwszDest, const wchar_t wcSrc) {
	size_t size = sizeof(wchar_t) * (wcslen(pwszDest) + 2);
	if (!pwszDest)
		pwszDest = (wchar_t *) mir_alloc(size);
	else
		pwszDest = (wchar_t *) mir_realloc(pwszDest, size);
	pwszDest[size-2] = wcSrc;
	pwszDest[size-1] = 0;
	return pwszDest;
}

char	*mir_strnerase(char *pszDest, size_t sizeFrom, size_t sizeTo) {
	char *pszReturn = NULL;
	size_t sizeNew, sizeLen = strlen(pszDest);
	if (sizeFrom >= 0 && sizeFrom < sizeLen && sizeTo >= 0 && sizeTo <= sizeLen && sizeFrom < sizeTo) {
		sizeNew = sizeLen - (sizeTo - sizeFrom);
		size_t sizeCopy = sizeNew - sizeFrom;
		pszReturn = (char *) mir_alloc(sizeNew + 1);
		memcpy(pszReturn, pszDest, sizeFrom);
		memcpy(pszReturn + sizeFrom, pszDest + sizeTo, sizeCopy);
		pszReturn[sizeNew] = 0;
	}

	pszDest = (char *) mir_realloc(pszDest, sizeNew + 1);
	pszDest = mir_strcpy(pszDest, pszReturn);
	mir_free(pszReturn);
	return pszDest;
}

size_t mir_vsnwprintf(wchar_t *pszDest, const size_t cchDest, const wchar_t *pszFormat, va_list& argList)
{
	size_t iRet, cchMax;

	if (!pszDest || !pszFormat || !*pszFormat)
		return -1;

	cchMax = cchDest - 1;
	iRet = _vsnwprintf(pszDest, cchMax, pszFormat, argList);
	if (iRet < 0) pszDest[0] = 0;
	else if (iRet >= cchMax) {
		pszDest[cchMax] = 0;
		iRet = cchMax;
	}
	return iRet;
}

size_t mir_snwprintf(wchar_t *pszDest, const size_t cchDest, const wchar_t *pszFormat, ...)
{
	size_t iRet;
	va_list argList;

	va_start(argList, pszFormat);
	iRet = mir_vsnwprintf(pszDest, cchDest, pszFormat, argList);
		va_end(argList);
	return iRet;
}

int mir_IsEmptyA(char *str)
{
	if (str == NULL || str[0] == 0)
		return 1;
	int i = 0;
	while (str[i]) {
		if (str[i]!=' ' &&
			str[i]!='\r' &&
			str[i]!='\n')
			return 0;
		i++;
	}
	return 1;
}

int mir_IsEmptyW(wchar_t *str)
{
	if (str == NULL || str[0] == 0)
		return 1;
	int i = 0;
	while (str[i]) {
		if (str[i]!=' ' &&
			str[i]!='\r' &&
			str[i]!='\n')
			return 0;
		i++;
	}
	return 1;
}