projects / irc / quakenet / newserv.git / blame
| Commit | Line | Data |
|---|---|---|
| c86edd1d Q |
1 | /* authlib.c */ |
| 2 | ||
| 3 | #include "authlib.h" | |
| 4 | #include "chanserv.h" | |
| 5 | #include "../lib/irc_string.h" | |
| 6 | ||
| 7 | #include <string.h> | |
| 8 | #include <ctype.h> | |
| 9 | #include <sys/types.h> | |
| 10 | #include <regex.h> | |
| 11 | ||
| 12 | regex_t preg; | |
| 13 | ||
| 14 | int csa_initregex() { | |
| 15 | if (regcomp(&preg, VALID_EMAIL, REG_EXTENDED | REG_NOSUB | REG_ICASE)) | |
| 16 | return(1); | |
| 17 | else | |
| 18 | return(0); | |
| 19 | } | |
| 20 | ||
| 21 | void csa_freeregex() { | |
| 22 | regfree(&preg); | |
| 23 | } | |
| 24 | ||
| 25 | /* | |
| 26 | * use regex matching to determine if it's a valid eboy or not | |
| 27 | */ | |
| 28 | int csa_checkeboy(nick *sender, char *eboy) | |
| 29 | { | |
| 30 | int i, len; | |
| 31 | ||
| 32 | len = (((strlen(eboy)) < (EMAILLEN)) ? (strlen(eboy)) : (EMAILLEN)); | |
| 33 | if (len <= 4) { | |
| 34 | if (sender) | |
| 35 | chanservstdmessage(sender, QM_EMAILTOOSHORT, eboy); | |
| 36 | return (1); | |
| 37 | } | |
| 38 | ||
| 39 | if (strstr(&eboy[1], "@") == NULL) { | |
| 40 | if (sender) | |
| 41 | chanservstdmessage(sender, QM_EMAILNOAT, eboy); | |
| 42 | return (1); | |
| 43 | } | |
| 44 | ||
| 45 | if (eboy[len - 1] == '@') { | |
| 46 | if (sender) | |
| 47 | chanservstdmessage(sender, QM_EMAILATEND, eboy); | |
| 48 | return (1); | |
| 49 | } | |
| 50 | ||
| 51 | for (i = 0; i < len; i++) { | |
| 52 | if (!isalpha(eboy[i]) && !isdigit(eboy[i]) | |
| 53 | && !(eboy[i] == '@') && !(eboy[i] == '.') | |
| 54 | && !(eboy[i] == '_') && !(eboy[i] == '-')) { | |
| 55 | if (sender) | |
| 56 | chanservstdmessage(sender, QM_EMAILINVCHR, eboy); | |
| 57 | return (1); | |
| 58 | } | |
| 59 | } | |
| 60 | ||
| 61 | /* catch some real lame attempts */ | |
| 62 | if (!ircd_strncmp("user@mymailhost.xx", eboy, len) || !ircd_strncmp("info@quakenet.org", eboy, len) | |
| 63 | || !ircd_strncmp("user@mymail.xx", eboy, len) || !ircd_strncmp("user@mail.cc", eboy, len) | |
| 64 | || !ircd_strncmp("user@host.com", eboy, len) || !ircd_strncmp("Jackie@your.isp.com", eboy, len) | |
| 65 | || !ircd_strncmp("QBot@QuakeNet.org", eboy, len)) { | |
| 66 | if (sender) | |
| 67 | chanservstdmessage(sender, QM_NOTYOUREMAIL, eboy); | |
| 68 | return (1); | |
| 69 | } | |
| 70 | ||
| 71 | if (regexec(&preg, eboy, (size_t) 0, NULL, 0)) { | |
| 72 | if (sender) | |
| 73 | chanservstdmessage(sender, QM_INVALIDEMAIL, eboy); | |
| 74 | return (1); | |
| 75 | } | |
| 76 | ||
| 77 | return (0); | |
| 78 | } | |
| 79 | ||
| 80 | /* | |
| 81 | * create a random pw. code stolen from fox's O | |
| 82 | */ | |
| 83 | void csa_createrandompw(char *pw, int n) | |
| 84 | { | |
| 85 | int i; | |
| 86 | char upwdchars[] = "ABCDEFGHIJKLMNPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz123456789-!"; | |
| 87 | ||
| 88 | for (i = 0; i < n; i++) { | |
| 89 | pw[i] = upwdchars[rand() % (sizeof(upwdchars) - 1)]; | |
| 90 | } | |
| 91 | pw[n] = '\0'; | |
| 92 | } |