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f66203a2 RK |
1 | /* |
2 | * This file is part of DisOrder | |
3 | * Copyright (C) 2008 Richard Kettlewell | |
4 | * | |
e7eb3a27 | 5 | * This program is free software: you can redistribute it and/or modify |
f66203a2 | 6 | * it under the terms of the GNU General Public License as published by |
e7eb3a27 | 7 | * the Free Software Foundation, either version 3 of the License, or |
f66203a2 | 8 | * (at your option) any later version. |
e7eb3a27 RK |
9 | * |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
f66203a2 | 15 | * You should have received a copy of the GNU General Public License |
e7eb3a27 | 16 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
f66203a2 RK |
17 | */ |
18 | ||
19 | /** @file lib/email.c | |
20 | * @brief Email addresses | |
21 | */ | |
22 | ||
23 | #include "common.h" | |
24 | ||
25 | #include "sendmail.h" | |
26 | ||
27 | /** @brief Test email address validity | |
28 | * @param address to verify | |
29 | * @return 1 if it might be valid, 0 if it is definitely not | |
30 | * | |
31 | * This function doesn't promise to tell you whether an address is deliverable, | |
32 | * it just does basic syntax checks. | |
33 | */ | |
34 | int email_valid(const char *address) { | |
35 | /* There must be an '@' sign */ | |
36 | const char *at = strchr(address, '@'); | |
37 | if(!at) | |
38 | return 0; | |
39 | /* There must be only one of them */ | |
40 | if(strchr(at + 1, '@')) | |
41 | return 0; | |
42 | /* It mustn't be the first or last character */ | |
43 | if(at == address || !at[1]) | |
44 | return 0; | |
45 | /* Local part must be valid */ | |
46 | /* TODO */ | |
47 | /* Domain part must be valid */ | |
48 | /* TODO */ | |
49 | return 1; | |
50 | } | |
51 | ||
52 | /* | |
53 | Local Variables: | |
54 | c-basic-offset:2 | |
55 | comment-column:40 | |
56 | fill-column:79 | |
57 | indent-tabs-mode:nil | |
58 | End: | |
59 | */ |