summaryrefslogtreecommitdiff
path: root/plugins/Variables/src/parse_inet.cpp
blob: 95c94aba7d1d22451cb6fc68b5c5f319b0d91ecd (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
/*
    Variables Plugin for Miranda-IM (www.miranda-im.org)
    Copyright 2003-2006 P. Boon

    This program is mir_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 "variables.h"
#include "parse_inet.h"
#include <wininet.h>

static TCHAR *parseUrlEnc(ARGUMENTSINFO *ai) {
	char hex[8];

	if (ai->argc != 2) {
		return NULL;
	}

	char *res = mir_t2a(ai->targv[1]);

	if (res == NULL) {
		return NULL;
	}
	unsigned int cur = 0;
	while (cur < strlen(res)) {
		if (( (*(res+cur) >= '0') && (*(res+cur) <= '9')) || ( (*(res+cur) >= 'a') && (*(res+cur) <= 'z')) || ( (*(res+cur) >= 'A') && (*(res+cur) <= 'Z')) ) {
			cur++;
			continue;
		}
		res = ( char* )mir_realloc(res, strlen(res)+4);
		if (res == NULL)
			return NULL;

		MoveMemory(res+cur+3, res+cur+1, strlen(res+cur+1)+1);
		_snprintf(hex, sizeof(hex), "%%%x", *(res+cur));
		strncpy(res+cur, hex, strlen(hex));
		cur+=strlen(hex);
	}

	TCHAR *tres = mir_a2t(res);

	mir_free(res);

	return tres;
}

static TCHAR *parseUrlDec(ARGUMENTSINFO *ai) {
	char hex[8];

	if (ai->argc != 2) {
		return NULL;
	}

	char *res = mir_t2a(ai->targv[1]);

	if (res == NULL) {
		return NULL;
	}
	unsigned int cur = 0;
	while (cur < strlen(res)) {
		if ((*(res+cur) == '%') && (strlen(res+cur) >= 3)) {
			memset(hex, '\0', sizeof(hex));
			strncpy(hex, res+cur+1, 2);
			*(res+cur) = (char)strtol(hex, NULL, 16);
			MoveMemory(res+cur+1, res+cur+3, strlen(res+cur+3)+1);
		}
		cur++;
	}
	res = ( char* )mir_realloc(res, strlen(res)+1);

	TCHAR *tres = mir_a2t(res);

	mir_free(res);
	
	return tres;
}

static TCHAR *parseNToA(ARGUMENTSINFO *ai) {
	struct in_addr in;

	if (ai->argc != 2) {
		return NULL;
	}
	
	in.s_addr = ttoi(ai->targv[1]);
	char *res = inet_ntoa(in);
	if (res != NULL) {

		return mir_a2t(res);

	}

	return NULL;
}

static TCHAR *parseHToA(ARGUMENTSINFO *ai) {
	struct in_addr in;

	if (ai->argc != 2) {
		return NULL;
	}
	
	in.s_addr = htonl(ttoi(ai->targv[1]));
	char *res = inet_ntoa(in);
	if (res != NULL) {

		return mir_a2t(res);

	}

	return NULL;
}

int registerInetTokens() {

	registerIntToken(_T(URLENC), parseUrlEnc, TRF_FUNCTION, LPGEN("Internet Related")"\t(x)\t"LPGEN("converts each non-html character into hex format"));
	registerIntToken(_T(URLDEC), parseUrlDec, TRF_FUNCTION, LPGEN("Internet Related")"\t(x)\t"LPGEN("converts each hex value into non-html character"));
	registerIntToken(_T(NTOA), parseNToA, TRF_FUNCTION, LPGEN("Internet Related")"\t(x)\t"LPGEN("converts a 32-bit number to IPv4 dotted notation"));
	registerIntToken(_T(HTOA), parseHToA, TRF_FUNCTION, LPGEN("Internet Related")"\t(x)\t"LPGEN("converts a 32-bit number (in host byte order) to IPv4 dotted notation"));

	return 0;
}