static void ftp_pass_info(struct connection *c, struct read_buffer *rb) { int g = get_ftp_response(c, rb, 0); if (g == -1) { setcstate(c, S_FTP_ERROR); abort_connection(c); return; } if (!g) { read_from_socket(c, c->sock1, rb, ftp_pass_info); setcstate(c, S_LOGIN); return; } if (g >= 530 && g < 540) { setcstate(c, S_FTP_LOGIN); abort_connection(c); return; } if (g >= 400) { setcstate(c, S_FTP_UNAVAIL); abort_connection(c); return; } if (ftp_options.fast_ftp) ftp_retr_file(c, rb); else ftp_send_retr_req(c, S_GETH); }
void ftp_got_user_info(struct connection *c, struct read_buffer *rb) { int g = get_ftp_response(c, rb, 0); if (g == -1) { setcstate(c, S_FTP_ERROR); abort_connection(c); return; } if (!g) { read_from_socket(c, c->sock1, rb, ftp_got_user_info); return; } if (g >= 530 && g < 540) { setcstate(c, S_FTP_LOGIN); retry_connection(c); return; } if (g >= 400) { setcstate(c, S_FTP_UNAVAIL); retry_connection(c); return; } if (g >= 200 && g < 300) { if (ftp_options.fast_ftp) ftp_dummy_info(c, rb); else ftp_send_retr_req(c, S_GETH); } else { if (ftp_options.fast_ftp) ftp_pass_info(c, rb); else { unsigned char *login; unsigned char *u; int logl = 0; login = init_str(); add_to_str(&login, &logl, "PASS "); if ((u = get_pass(c->url)) && *u) add_to_str(&login, &logl, u); else add_to_str(&login, &logl, ftp_options.anon_pass); if (u) mem_free(u); add_to_str(&login, &logl, "\r\n"); write_to_socket(c, c->sock1, login, strlen(login), ftp_sent_passwd); mem_free(login); setcstate(c, S_LOGIN); } } }
void ftp_dummy_info(struct connection *c, struct read_buffer *rb) { int g = get_ftp_response(c, rb, 0); if (g == -1) { setcstate(c, S_FTP_ERROR); abort_connection(c); return; } if (!g) { read_from_socket(c, c->sock1, rb, ftp_dummy_info); return; } ftp_retr_file(c, rb); }
void ftp_got_info(struct connection *c, struct read_buffer *rb) { int g = get_ftp_response(c, rb, 0); if (g == -1) { setcstate(c, S_FTP_ERROR); abort_connection(c); return; } if (!g) { read_from_socket(c, c->sock1, rb, ftp_got_info); return; } if (g >= 400) { setcstate(c, S_FTP_UNAVAIL); retry_connection(c); return; } ftp_got_user_info(c, rb); }
if (++i >= rb->len) goto no_epsv; } if (rb->data[i] != delim) goto no_epsv; pc[4] = n >> 8; pc[5] = n & 0xff; pc[0] = pc[1] = pc[2] = pc[3] = 0; goto pasv_ok; } i++; } no_epsv: memset(pc, 0, sizeof pc); pasv_ok: ; } g = get_ftp_response(c, rb, 0); if (g == -1) { setcstate(c, S_FTP_ERROR); abort_connection(c); return; } if (!g) { read_from_socket(c, c->sock1, rb, ftp_retr_file); setcstate(c, S_GETH); return; } inf->pending_commands--; switch (inf->opc - inf->pending_commands) { case 1: /* TYPE */ goto rep; case 2: /* PORT */