| 9 | |
| 10 | |
| 11 | int ftplogin(struct clientparam *param, char *nbuf, int *innbuf) { |
| 12 | char tbuf[256]; |
| 13 | int i; |
| 14 | char *buf; |
| 15 | int len; |
| 16 | int res; |
| 17 | |
| 18 | buf = nbuf?nbuf:tbuf; |
| 19 | len = nbuf?*innbuf:sizeof(tbuf); |
| 20 | |
| 21 | if(innbuf)*innbuf = 0; |
| 22 | if(len < 140) return 707; |
| 23 | while((i = sockgetlinebuf(param, SERVER, (unsigned char *)buf, len - 1, '\n', conf.timeouts[STRING_L])) > 0 && (i < 3 || !isnumber(*buf) || buf[3] == '-')){ |
| 24 | } |
| 25 | if(i < 3) return 706; |
| 26 | buf[i] = 0; |
| 27 | if(atoi(buf)/100 != 2) { |
| 28 | *innbuf = i; |
| 29 | return 702; |
| 30 | } |
| 31 | sprintf(buf, "USER %.128s\r\n", param->extusername?param->extusername:(unsigned char *)"anonymous"); |
| 32 | if((int)socksend(param->remsock, (unsigned char *)buf, (int)strlen(buf), conf.timeouts[STRING_S]) != (int)strlen(buf)){ |
| 33 | return 703; |
| 34 | } |
| 35 | param->statscli64 += (int)strlen(buf); |
| 36 | param->nwrites++; |
| 37 | while((i = sockgetlinebuf(param, SERVER, (unsigned char *)buf, len - 1, '\n', conf.timeouts[STRING_L])) > 0 && (i < 3 || !isnumber(*buf) || buf[3] == '-')){ |
| 38 | } |
| 39 | if(i < 3) return 704; |
| 40 | buf[i] = 0; |
| 41 | res = atoi(buf)/100; |
| 42 | if(res == 3){ |
| 43 | sprintf(buf, "PASS %.128s\r\n", |
| 44 | param->extusername? |
| 45 | (param->extpassword? |
| 46 | param->extpassword:(unsigned char *)"") |
| 47 | :(unsigned char *)"3proxy@"); |
| 48 | res = (int)strlen(buf); |
| 49 | if((int)socksend(param->remsock, (unsigned char *)buf, res, conf.timeouts[STRING_S]) != (int)strlen(buf)){ |
| 50 | return 705; |
| 51 | } |
| 52 | param->statscli64 += res; |
| 53 | param->nwrites++; |
| 54 | while((i = sockgetlinebuf(param, SERVER, (unsigned char *)buf, len - 1, '\n', conf.timeouts[STRING_L])) > 0){ |
| 55 | buf[i] = 0; |
| 56 | res = (i>3 && buf[3] != '-')? atoi(buf)/100 : 0; |
| 57 | if(res || (nbuf && (len-i) > 256 && i > 3)) { |
| 58 | buf += i; |
| 59 | len -= i; |
| 60 | if(innbuf)*innbuf += i; |
| 61 | } |
| 62 | if(res) break; |
| 63 | } |
| 64 | if(i < 3) { |
| 65 | return 701; |
| 66 | } |
| 67 | } |
| 68 | if(res != 2) { |
no test coverage detected