| 1 | #include "fmt.h" |
| 2 | #include "qmail.h" |
| 3 | #include "now.h" |
| 4 | #include "datetime.h" |
| 5 | #include "date822fmt.h" |
| 6 | #include "received.h" |
| 7 | |
| 8 | static int issafe(ch) char ch; |
| 9 | { |
| 10 | if (ch == '.') return 1; |
| 11 | if (ch == '@') return 1; |
| 12 | if (ch == '%') return 1; |
| 13 | if (ch == '+') return 1; |
| 14 | if (ch == '/') return 1; |
| 15 | if (ch == '=') return 1; |
| 16 | if (ch == ':') return 1; |
| 17 | if (ch == '-') return 1; |
| 18 | if ((ch >= 'a') && (ch <= 'z')) return 1; |
| 19 | if ((ch >= 'A') && (ch <= 'Z')) return 1; |
| 20 | if ((ch >= '0') && (ch <= '9')) return 1; |
| 21 | return 0; |
| 22 | } |
| 23 | |
| 24 | void safeput(qqt,s) |
| 25 | struct qmail *qqt; |
| 26 | char *s; |
| 27 | { |
| 28 | char ch; |
| 29 | while (ch = *s++) { |
| 30 | if (!issafe(ch)) ch = '?'; |
| 31 | qmail_put(qqt,&ch,1); |
| 32 | } |
| 33 | } |
| 34 | |
| 35 | static char buf[DATE822FMT]; |
| 36 | |
| 37 | /* "Received: from relay1.uu.net (HELO uunet.uu.net) (7@192.48.96.5)\n" */ |
| 38 | /* " by silverton.berkeley.edu with SMTP; 26 Sep 1995 04:46:54 -0000\n" */ |
| 39 | |
| 40 | void received(qqt,protocol,local,remoteip,remotehost,remoteinfo,helo) |
| 41 | struct qmail *qqt; |
| 42 | char *protocol; |
| 43 | char *local; |
| 44 | char *remoteip; |
| 45 | char *remotehost; |
| 46 | char *remoteinfo; |
| 47 | char *helo; |
| 48 | { |
| 49 | struct datetime dt; |
| 50 | |
| 51 | qmail_puts(qqt,"Received: from "); |
| 52 | safeput(qqt,remotehost); |
| 53 | if (helo) { |
| 54 | qmail_puts(qqt," (HELO "); |
| 55 | safeput(qqt,helo); |
| 56 | qmail_puts(qqt,")"); |
| 57 | } |
| 58 | qmail_puts(qqt," ("); |
| 59 | if (remoteinfo) { |
| 60 | safeput(qqt,remoteinfo); |
| 61 | qmail_puts(qqt,"@"); |
| 62 | } |
| 63 | safeput(qqt,remoteip); |
| 64 | qmail_puts(qqt,")\n by "); |
| 65 | safeput(qqt,local); |
| 66 | qmail_puts(qqt," with "); |
| 67 | qmail_puts(qqt,protocol); |
| 68 | qmail_puts(qqt,"; "); |
| 69 | datetime_tai(&dt,now()); |
| 70 | qmail_put(qqt,buf,date822fmt(buf,&dt)); |
| 71 | } |