1*df57947fSPedro F. Giffuni /*- 2*df57947fSPedro F. Giffuni * SPDX-License-Identifier: BSD-4-Clause 3*df57947fSPedro F. Giffuni * 4937bcaa8SHidetoshi Shimokawa * Copyright (C) 2003 5937bcaa8SHidetoshi Shimokawa * Hidetoshi Shimokawa. All rights reserved. 6937bcaa8SHidetoshi Shimokawa * 7937bcaa8SHidetoshi Shimokawa * Redistribution and use in source and binary forms, with or without 8937bcaa8SHidetoshi Shimokawa * modification, are permitted provided that the following conditions 9937bcaa8SHidetoshi Shimokawa * are met: 10937bcaa8SHidetoshi Shimokawa * 1. Redistributions of source code must retain the above copyright 11937bcaa8SHidetoshi Shimokawa * notice, this list of conditions and the following disclaimer. 12937bcaa8SHidetoshi Shimokawa * 2. Redistributions in binary form must reproduce the above copyright 13937bcaa8SHidetoshi Shimokawa * notice, this list of conditions and the following disclaimer in the 14937bcaa8SHidetoshi Shimokawa * documentation and/or other materials provided with the distribution. 15937bcaa8SHidetoshi Shimokawa * 3. All advertising materials mentioning features or use of this software 16937bcaa8SHidetoshi Shimokawa * must display the following acknowledgement: 17937bcaa8SHidetoshi Shimokawa * 18937bcaa8SHidetoshi Shimokawa * This product includes software developed by Hidetoshi Shimokawa. 19937bcaa8SHidetoshi Shimokawa * 20937bcaa8SHidetoshi Shimokawa * 4. Neither the name of the author nor the names of its contributors 21937bcaa8SHidetoshi Shimokawa * may be used to endorse or promote products derived from this software 22937bcaa8SHidetoshi Shimokawa * without specific prior written permission. 23937bcaa8SHidetoshi Shimokawa * 24937bcaa8SHidetoshi Shimokawa * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25937bcaa8SHidetoshi Shimokawa * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26937bcaa8SHidetoshi Shimokawa * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27937bcaa8SHidetoshi Shimokawa * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28937bcaa8SHidetoshi Shimokawa * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29937bcaa8SHidetoshi Shimokawa * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30937bcaa8SHidetoshi Shimokawa * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31937bcaa8SHidetoshi Shimokawa * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32937bcaa8SHidetoshi Shimokawa * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33937bcaa8SHidetoshi Shimokawa * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34937bcaa8SHidetoshi Shimokawa * SUCH DAMAGE. 35937bcaa8SHidetoshi Shimokawa * 36937bcaa8SHidetoshi Shimokawa * $FreeBSD$ 37937bcaa8SHidetoshi Shimokawa */ 38937bcaa8SHidetoshi Shimokawa #include <sys/param.h> 39937bcaa8SHidetoshi Shimokawa #include <sys/ioctl.h> 40937bcaa8SHidetoshi Shimokawa #include <sys/time.h> 41937bcaa8SHidetoshi Shimokawa #include <sys/types.h> 42937bcaa8SHidetoshi Shimokawa #include <sys/uio.h> 43937bcaa8SHidetoshi Shimokawa 44937bcaa8SHidetoshi Shimokawa #if __FreeBSD_version >= 500000 45937bcaa8SHidetoshi Shimokawa #include <arpa/inet.h> 46937bcaa8SHidetoshi Shimokawa #endif 47937bcaa8SHidetoshi Shimokawa 48937bcaa8SHidetoshi Shimokawa #include <err.h> 49937bcaa8SHidetoshi Shimokawa #include <errno.h> 50937bcaa8SHidetoshi Shimokawa #include <unistd.h> 51937bcaa8SHidetoshi Shimokawa #include <fcntl.h> 52937bcaa8SHidetoshi Shimokawa #include <stdio.h> 53937bcaa8SHidetoshi Shimokawa #include <stdlib.h> 54937bcaa8SHidetoshi Shimokawa #include <string.h> 556d815a7dSWarner Losh #include <sysexits.h> 56937bcaa8SHidetoshi Shimokawa 57937bcaa8SHidetoshi Shimokawa #include <dev/firewire/firewire.h> 58937bcaa8SHidetoshi Shimokawa #include <dev/firewire/iec68113.h> 59937bcaa8SHidetoshi Shimokawa 606d815a7dSWarner Losh #include "fwmethods.h" 616d815a7dSWarner Losh 622932d7d5SHidetoshi Shimokawa #define DEBUG 0 632932d7d5SHidetoshi Shimokawa #define FIX_FRAME 1 64937bcaa8SHidetoshi Shimokawa 65937bcaa8SHidetoshi Shimokawa struct frac { 66937bcaa8SHidetoshi Shimokawa int n,d; 67937bcaa8SHidetoshi Shimokawa }; 68937bcaa8SHidetoshi Shimokawa 69937bcaa8SHidetoshi Shimokawa struct frac frame_cycle[2] = { 70937bcaa8SHidetoshi Shimokawa {8000*100, 2997}, /* NTSC 8000 cycle / 29.97 Hz */ 71937bcaa8SHidetoshi Shimokawa {320, 1}, /* PAL 8000 cycle / 25 Hz */ 72937bcaa8SHidetoshi Shimokawa }; 73937bcaa8SHidetoshi Shimokawa int npackets[] = { 74937bcaa8SHidetoshi Shimokawa 250 /* NTSC */, 75937bcaa8SHidetoshi Shimokawa 300 /* PAL */ 76937bcaa8SHidetoshi Shimokawa }; 77937bcaa8SHidetoshi Shimokawa struct frac pad_rate[2] = { 78937bcaa8SHidetoshi Shimokawa {203, 2997}, /* = (8000 - 29.97 * 250)/(29.97 * 250) */ 79937bcaa8SHidetoshi Shimokawa {1, 15}, /* = (8000 - 25 * 300)/(25 * 300) */ 80937bcaa8SHidetoshi Shimokawa }; 812932d7d5SHidetoshi Shimokawa char *system_name[] = {"NTSC", "PAL"}; 822932d7d5SHidetoshi Shimokawa int frame_rate[] = {30, 25}; 83937bcaa8SHidetoshi Shimokawa 84937bcaa8SHidetoshi Shimokawa #define PSIZE 512 85937bcaa8SHidetoshi Shimokawa #define DSIZE 480 86072d3507SHidetoshi Shimokawa #define NCHUNK 64 87013490c5SHidetoshi Shimokawa 88013490c5SHidetoshi Shimokawa #define NPACKET_R 256 89013490c5SHidetoshi Shimokawa #define NPACKET_T 255 902932d7d5SHidetoshi Shimokawa #define TNBUF 100 /* XXX too large value causes block noise */ 912932d7d5SHidetoshi Shimokawa #define NEMPTY 10 /* depends on TNBUF */ 922932d7d5SHidetoshi Shimokawa #define RBUFSIZE (PSIZE * NPACKET_R) 93013490c5SHidetoshi Shimokawa #define MAXBLOCKS (300) 94937bcaa8SHidetoshi Shimokawa #define CYCLE_FRAC 0xc00 95937bcaa8SHidetoshi Shimokawa 966d815a7dSWarner Losh void 976d815a7dSWarner Losh dvrecv(int d, const char *filename, char ich, int count) 98937bcaa8SHidetoshi Shimokawa { 99937bcaa8SHidetoshi Shimokawa struct fw_isochreq isoreq; 100937bcaa8SHidetoshi Shimokawa struct fw_isobufreq bufreq; 101937bcaa8SHidetoshi Shimokawa struct dvdbc *dv; 102937bcaa8SHidetoshi Shimokawa struct ciphdr *ciph; 103937bcaa8SHidetoshi Shimokawa struct fw_pkt *pkt; 104937bcaa8SHidetoshi Shimokawa char *pad, *buf; 105937bcaa8SHidetoshi Shimokawa u_int32_t *ptr; 1062932d7d5SHidetoshi Shimokawa int len, tlen, npad, fd, k, m, vec, system = -1, nb; 107013490c5SHidetoshi Shimokawa int nblocks[] = {250 /* NTSC */, 300 /* PAL */}; 108013490c5SHidetoshi Shimokawa struct iovec wbuf[NPACKET_R]; 109937bcaa8SHidetoshi Shimokawa 1106d815a7dSWarner Losh if(strcmp(filename, "-") == 0) { 1116d815a7dSWarner Losh fd = STDOUT_FILENO; 1126d815a7dSWarner Losh } else { 113937bcaa8SHidetoshi Shimokawa fd = open(filename, O_CREAT | O_WRONLY | O_TRUNC, 0660); 1146d815a7dSWarner Losh if (fd == -1) 1150737626aSEd Maste err(EX_NOINPUT, "%s", filename); 1166d815a7dSWarner Losh } 1176d815a7dSWarner Losh buf = malloc(RBUFSIZE); 1186d815a7dSWarner Losh pad = malloc(DSIZE*MAXBLOCKS); 1192932d7d5SHidetoshi Shimokawa memset(pad, 0xff, DSIZE*MAXBLOCKS); 120937bcaa8SHidetoshi Shimokawa bzero(wbuf, sizeof(wbuf)); 121937bcaa8SHidetoshi Shimokawa 122013490c5SHidetoshi Shimokawa bufreq.rx.nchunk = NCHUNK; 123013490c5SHidetoshi Shimokawa bufreq.rx.npacket = NPACKET_R; 124937bcaa8SHidetoshi Shimokawa bufreq.rx.psize = PSIZE; 125937bcaa8SHidetoshi Shimokawa bufreq.tx.nchunk = 0; 126937bcaa8SHidetoshi Shimokawa bufreq.tx.npacket = 0; 127937bcaa8SHidetoshi Shimokawa bufreq.tx.psize = 0; 1286d815a7dSWarner Losh if (ioctl(d, FW_SSTBUF, &bufreq) < 0) 1296d815a7dSWarner Losh err(1, "ioctl FW_SSTBUF"); 130937bcaa8SHidetoshi Shimokawa 131937bcaa8SHidetoshi Shimokawa isoreq.ch = ich & 0x3f; 132937bcaa8SHidetoshi Shimokawa isoreq.tag = (ich >> 6) & 3; 133937bcaa8SHidetoshi Shimokawa 134937bcaa8SHidetoshi Shimokawa if (ioctl(d, FW_SRSTREAM, &isoreq) < 0) 135937bcaa8SHidetoshi Shimokawa err(1, "ioctl"); 136937bcaa8SHidetoshi Shimokawa 137937bcaa8SHidetoshi Shimokawa k = m = 0; 138937bcaa8SHidetoshi Shimokawa while (count <= 0 || k <= count) { 139013490c5SHidetoshi Shimokawa #if 0 140013490c5SHidetoshi Shimokawa tlen = 0; 141013490c5SHidetoshi Shimokawa while ((len = read(d, buf + tlen, PSIZE 1422932d7d5SHidetoshi Shimokawa /* RBUFSIZE - tlen */)) > 0) { 143937bcaa8SHidetoshi Shimokawa if (len < 0) { 1448604e72aSHidetoshi Shimokawa if (errno == EAGAIN) { 1458604e72aSHidetoshi Shimokawa fprintf(stderr, "(EAGAIN)\n"); 1468604e72aSHidetoshi Shimokawa fflush(stderr); 147013490c5SHidetoshi Shimokawa if (len <= 0) 148937bcaa8SHidetoshi Shimokawa continue; 149013490c5SHidetoshi Shimokawa } else 150937bcaa8SHidetoshi Shimokawa err(1, "read failed"); 151937bcaa8SHidetoshi Shimokawa } 152013490c5SHidetoshi Shimokawa tlen += len; 1532932d7d5SHidetoshi Shimokawa if ((RBUFSIZE - tlen) < PSIZE) 154013490c5SHidetoshi Shimokawa break; 155013490c5SHidetoshi Shimokawa }; 156013490c5SHidetoshi Shimokawa #else 1572932d7d5SHidetoshi Shimokawa tlen = len = read(d, buf, RBUFSIZE); 158013490c5SHidetoshi Shimokawa if (len < 0) { 159013490c5SHidetoshi Shimokawa if (errno == EAGAIN) { 1606d815a7dSWarner Losh fprintf(stderr, "(EAGAIN) - push 'Play'?\n"); 161013490c5SHidetoshi Shimokawa fflush(stderr); 162013490c5SHidetoshi Shimokawa if (len <= 0) 163013490c5SHidetoshi Shimokawa continue; 164013490c5SHidetoshi Shimokawa } else 165013490c5SHidetoshi Shimokawa err(1, "read failed"); 166013490c5SHidetoshi Shimokawa } 167013490c5SHidetoshi Shimokawa #endif 168013490c5SHidetoshi Shimokawa vec = 0; 169937bcaa8SHidetoshi Shimokawa ptr = (u_int32_t *) buf; 170937bcaa8SHidetoshi Shimokawa again: 171937bcaa8SHidetoshi Shimokawa pkt = (struct fw_pkt *) ptr; 1722932d7d5SHidetoshi Shimokawa #if DEBUG 1738604e72aSHidetoshi Shimokawa fprintf(stderr, "%08x %08x %08x %08x\n", 174937bcaa8SHidetoshi Shimokawa htonl(ptr[0]), htonl(ptr[1]), 175937bcaa8SHidetoshi Shimokawa htonl(ptr[2]), htonl(ptr[3])); 176937bcaa8SHidetoshi Shimokawa #endif 177937bcaa8SHidetoshi Shimokawa ciph = (struct ciphdr *)(ptr + 1); /* skip iso header */ 178937bcaa8SHidetoshi Shimokawa if (ciph->fmt != CIP_FMT_DVCR) 179013490c5SHidetoshi Shimokawa errx(1, "unknown format 0x%x", ciph->fmt); 180937bcaa8SHidetoshi Shimokawa ptr = (u_int32_t *) (ciph + 1); /* skip cip header */ 1812932d7d5SHidetoshi Shimokawa #if DEBUG 182937bcaa8SHidetoshi Shimokawa if (ciph->fdf.dv.cyc != 0xffff && k == 0) { 183937bcaa8SHidetoshi Shimokawa fprintf(stderr, "0x%04x\n", ntohs(ciph->fdf.dv.cyc)); 184937bcaa8SHidetoshi Shimokawa } 185937bcaa8SHidetoshi Shimokawa #endif 18677ee030bSHidetoshi Shimokawa if (pkt->mode.stream.len <= sizeof(struct ciphdr)) 187013490c5SHidetoshi Shimokawa /* no payload */ 188013490c5SHidetoshi Shimokawa goto next; 189937bcaa8SHidetoshi Shimokawa for (dv = (struct dvdbc *)ptr; 190937bcaa8SHidetoshi Shimokawa (char *)dv < (char *)(ptr + ciph->len); 191013490c5SHidetoshi Shimokawa dv+=6) { 192937bcaa8SHidetoshi Shimokawa 1932932d7d5SHidetoshi Shimokawa #if DEBUG 1948604e72aSHidetoshi Shimokawa fprintf(stderr, "(%d,%d) ", dv->sct, dv->dseq); 195937bcaa8SHidetoshi Shimokawa #endif 196937bcaa8SHidetoshi Shimokawa if (dv->sct == DV_SCT_HEADER && dv->dseq == 0) { 1972932d7d5SHidetoshi Shimokawa if (system < 0) { 1982932d7d5SHidetoshi Shimokawa system = ciph->fdf.dv.fs; 1996d815a7dSWarner Losh fprintf(stderr, "%s\n", system_name[system]); 2002932d7d5SHidetoshi Shimokawa } 2012932d7d5SHidetoshi Shimokawa 2022932d7d5SHidetoshi Shimokawa /* Fix DSF bit */ 2032932d7d5SHidetoshi Shimokawa if (system == 1 && 2042932d7d5SHidetoshi Shimokawa (dv->payload[0] & DV_DSF_12) == 0) 2052932d7d5SHidetoshi Shimokawa dv->payload[0] |= DV_DSF_12; 2062932d7d5SHidetoshi Shimokawa nb = nblocks[system]; 207e627b033SSean Bruno fprintf(stderr, "%d:%02d:%02d %d\r", 208e627b033SSean Bruno k / (3600 * frame_rate[system]), 209e627b033SSean Bruno (k / (60 * frame_rate[system])) % 60, 210e627b033SSean Bruno (k / frame_rate[system]) % 60, 211e627b033SSean Bruno k % frame_rate[system]); 212e627b033SSean Bruno 2132932d7d5SHidetoshi Shimokawa #if FIX_FRAME 214937bcaa8SHidetoshi Shimokawa if (m > 0 && m != nb) { 215937bcaa8SHidetoshi Shimokawa /* padding bad frame */ 216937bcaa8SHidetoshi Shimokawa npad = ((nb - m) % nb); 217937bcaa8SHidetoshi Shimokawa if (npad < 0) 218937bcaa8SHidetoshi Shimokawa npad += nb; 219e627b033SSean Bruno fprintf(stderr, "\n%d blocks padded\n", 2208604e72aSHidetoshi Shimokawa npad); 221013490c5SHidetoshi Shimokawa npad *= DSIZE; 222013490c5SHidetoshi Shimokawa wbuf[vec].iov_base = pad; 223013490c5SHidetoshi Shimokawa wbuf[vec++].iov_len = npad; 224013490c5SHidetoshi Shimokawa if (vec >= NPACKET_R) { 225013490c5SHidetoshi Shimokawa writev(fd, wbuf, vec); 226013490c5SHidetoshi Shimokawa vec = 0; 227013490c5SHidetoshi Shimokawa } 228937bcaa8SHidetoshi Shimokawa } 229937bcaa8SHidetoshi Shimokawa #endif 230937bcaa8SHidetoshi Shimokawa k++; 2318604e72aSHidetoshi Shimokawa fflush(stderr); 232937bcaa8SHidetoshi Shimokawa m = 0; 233937bcaa8SHidetoshi Shimokawa } 234937bcaa8SHidetoshi Shimokawa if (k == 0 || (count > 0 && k > count)) 235937bcaa8SHidetoshi Shimokawa continue; 236937bcaa8SHidetoshi Shimokawa m++; 237013490c5SHidetoshi Shimokawa wbuf[vec].iov_base = (char *) dv; 238013490c5SHidetoshi Shimokawa wbuf[vec++].iov_len = DSIZE; 239013490c5SHidetoshi Shimokawa if (vec >= NPACKET_R) { 240937bcaa8SHidetoshi Shimokawa writev(fd, wbuf, vec); 241937bcaa8SHidetoshi Shimokawa vec = 0; 242937bcaa8SHidetoshi Shimokawa } 243937bcaa8SHidetoshi Shimokawa } 244937bcaa8SHidetoshi Shimokawa ptr = (u_int32_t *)dv; 245937bcaa8SHidetoshi Shimokawa next: 246013490c5SHidetoshi Shimokawa if ((char *)ptr < buf + tlen) 247937bcaa8SHidetoshi Shimokawa goto again; 248013490c5SHidetoshi Shimokawa if (vec > 0) 249013490c5SHidetoshi Shimokawa writev(fd, wbuf, vec); 250937bcaa8SHidetoshi Shimokawa } 251e627b033SSean Bruno if (fd != STDOUT_FILENO) 252937bcaa8SHidetoshi Shimokawa close(fd); 2538604e72aSHidetoshi Shimokawa fprintf(stderr, "\n"); 254937bcaa8SHidetoshi Shimokawa } 255937bcaa8SHidetoshi Shimokawa 256013490c5SHidetoshi Shimokawa 2576d815a7dSWarner Losh void 2586d815a7dSWarner Losh dvsend(int d, const char *filename, char ich, int count) 259937bcaa8SHidetoshi Shimokawa { 260937bcaa8SHidetoshi Shimokawa struct fw_isochreq isoreq; 261937bcaa8SHidetoshi Shimokawa struct fw_isobufreq bufreq; 262937bcaa8SHidetoshi Shimokawa struct dvdbc *dv; 263937bcaa8SHidetoshi Shimokawa struct fw_pkt *pkt; 264013490c5SHidetoshi Shimokawa int len, tlen, header, fd, frames, packets, vec, offset, nhdr, i; 2652932d7d5SHidetoshi Shimokawa int system=-1, pad_acc, cycle_acc, cycle, f_cycle, f_frac; 2662932d7d5SHidetoshi Shimokawa struct iovec wbuf[TNBUF*2 + NEMPTY]; 267937bcaa8SHidetoshi Shimokawa char *pbuf; 2682932d7d5SHidetoshi Shimokawa u_int32_t iso_data, iso_empty, hdr[TNBUF + NEMPTY][3]; 269013490c5SHidetoshi Shimokawa struct ciphdr *ciph; 270937bcaa8SHidetoshi Shimokawa struct timeval start, end; 271937bcaa8SHidetoshi Shimokawa double rtime; 272937bcaa8SHidetoshi Shimokawa 273937bcaa8SHidetoshi Shimokawa fd = open(filename, O_RDONLY); 2746d815a7dSWarner Losh if (fd == -1) 2750737626aSEd Maste err(EX_NOINPUT, "%s", filename); 2766d815a7dSWarner Losh 2776d815a7dSWarner Losh pbuf = malloc(DSIZE * TNBUF); 278937bcaa8SHidetoshi Shimokawa bzero(wbuf, sizeof(wbuf)); 279937bcaa8SHidetoshi Shimokawa 280937bcaa8SHidetoshi Shimokawa bufreq.rx.nchunk = 0; 281937bcaa8SHidetoshi Shimokawa bufreq.rx.npacket = 0; 282937bcaa8SHidetoshi Shimokawa bufreq.rx.psize = 0; 283013490c5SHidetoshi Shimokawa bufreq.tx.nchunk = NCHUNK; 284013490c5SHidetoshi Shimokawa bufreq.tx.npacket = NPACKET_T; 285937bcaa8SHidetoshi Shimokawa bufreq.tx.psize = PSIZE; 2866d815a7dSWarner Losh if (ioctl(d, FW_SSTBUF, &bufreq) < 0) 2876d815a7dSWarner Losh err(1, "ioctl FW_SSTBUF"); 288937bcaa8SHidetoshi Shimokawa 289937bcaa8SHidetoshi Shimokawa isoreq.ch = ich & 0x3f; 290937bcaa8SHidetoshi Shimokawa isoreq.tag = (ich >> 6) & 3; 291937bcaa8SHidetoshi Shimokawa 292937bcaa8SHidetoshi Shimokawa if (ioctl(d, FW_STSTREAM, &isoreq) < 0) 2936d815a7dSWarner Losh err(1, "ioctl FW_STSTREAM"); 294937bcaa8SHidetoshi Shimokawa 2952932d7d5SHidetoshi Shimokawa iso_data = 0; 296013490c5SHidetoshi Shimokawa pkt = (struct fw_pkt *) &iso_data; 29777ee030bSHidetoshi Shimokawa pkt->mode.stream.len = DSIZE + sizeof(struct ciphdr); 298937bcaa8SHidetoshi Shimokawa pkt->mode.stream.sy = 0; 299937bcaa8SHidetoshi Shimokawa pkt->mode.stream.tcode = FWTCODE_STREAM; 300937bcaa8SHidetoshi Shimokawa pkt->mode.stream.chtag = ich; 301013490c5SHidetoshi Shimokawa iso_empty = iso_data; 302013490c5SHidetoshi Shimokawa pkt = (struct fw_pkt *) &iso_empty; 30377ee030bSHidetoshi Shimokawa pkt->mode.stream.len = sizeof(struct ciphdr); 304937bcaa8SHidetoshi Shimokawa 3052932d7d5SHidetoshi Shimokawa bzero(hdr[0], sizeof(hdr[0])); 306013490c5SHidetoshi Shimokawa hdr[0][0] = iso_data; 307013490c5SHidetoshi Shimokawa ciph = (struct ciphdr *)&hdr[0][1]; 3082932d7d5SHidetoshi Shimokawa ciph->src = 0; /* XXX */ 309937bcaa8SHidetoshi Shimokawa ciph->len = 120; 310937bcaa8SHidetoshi Shimokawa ciph->dbc = 0; 311937bcaa8SHidetoshi Shimokawa ciph->eoh1 = 1; 312937bcaa8SHidetoshi Shimokawa ciph->fdf.dv.cyc = 0xffff; 313937bcaa8SHidetoshi Shimokawa 3146d815a7dSWarner Losh for (i = 1; i < TNBUF; i++) 315013490c5SHidetoshi Shimokawa bcopy(hdr[0], hdr[i], sizeof(hdr[0])); 316013490c5SHidetoshi Shimokawa 317937bcaa8SHidetoshi Shimokawa gettimeofday(&start, NULL); 3182932d7d5SHidetoshi Shimokawa #if DEBUG 3198604e72aSHidetoshi Shimokawa fprintf(stderr, "%08x %08x %08x\n", 3208604e72aSHidetoshi Shimokawa htonl(hdr[0]), htonl(hdr[1]), htonl(hdr[2])); 321937bcaa8SHidetoshi Shimokawa #endif 322937bcaa8SHidetoshi Shimokawa frames = 0; 323937bcaa8SHidetoshi Shimokawa packets = 0; 324937bcaa8SHidetoshi Shimokawa pad_acc = 0; 325937bcaa8SHidetoshi Shimokawa while (1) { 326013490c5SHidetoshi Shimokawa tlen = 0; 3272932d7d5SHidetoshi Shimokawa while (tlen < DSIZE * TNBUF) { 3282932d7d5SHidetoshi Shimokawa len = read(fd, pbuf + tlen, DSIZE * TNBUF - tlen); 329937bcaa8SHidetoshi Shimokawa if (len <= 0) { 330013490c5SHidetoshi Shimokawa if (tlen > 0) 331013490c5SHidetoshi Shimokawa break; 332013490c5SHidetoshi Shimokawa if (len < 0) 333013490c5SHidetoshi Shimokawa warn("read"); 334013490c5SHidetoshi Shimokawa else 3356d815a7dSWarner Losh fprintf(stderr, "\nend of file\n"); 336937bcaa8SHidetoshi Shimokawa goto send_end; 337937bcaa8SHidetoshi Shimokawa } 338013490c5SHidetoshi Shimokawa tlen += len; 339937bcaa8SHidetoshi Shimokawa } 340013490c5SHidetoshi Shimokawa vec = 0; 341013490c5SHidetoshi Shimokawa offset = 0; 342013490c5SHidetoshi Shimokawa nhdr = 0; 343013490c5SHidetoshi Shimokawa next: 344013490c5SHidetoshi Shimokawa dv = (struct dvdbc *)(pbuf + offset * DSIZE); 345937bcaa8SHidetoshi Shimokawa #if 0 346937bcaa8SHidetoshi Shimokawa header = (dv->sct == 0 && dv->dseq == 0); 347937bcaa8SHidetoshi Shimokawa #else 3482932d7d5SHidetoshi Shimokawa header = (packets == 0 || packets % npackets[system] == 0); 349937bcaa8SHidetoshi Shimokawa #endif 350937bcaa8SHidetoshi Shimokawa 351013490c5SHidetoshi Shimokawa ciph = (struct ciphdr *)&hdr[nhdr][1]; 352937bcaa8SHidetoshi Shimokawa if (header) { 3532932d7d5SHidetoshi Shimokawa if (system < 0) { 3542932d7d5SHidetoshi Shimokawa system = ((dv->payload[0] & DV_DSF_12) != 0); 3552932d7d5SHidetoshi Shimokawa printf("%s\n", system_name[system]); 3562932d7d5SHidetoshi Shimokawa cycle = 1; 3572932d7d5SHidetoshi Shimokawa cycle_acc = frame_cycle[system].d * cycle; 3582932d7d5SHidetoshi Shimokawa } 3598604e72aSHidetoshi Shimokawa fprintf(stderr, "%d", frames % 10); 360937bcaa8SHidetoshi Shimokawa frames ++; 361937bcaa8SHidetoshi Shimokawa if (count > 0 && frames > count) 362937bcaa8SHidetoshi Shimokawa break; 3632932d7d5SHidetoshi Shimokawa if (frames % frame_rate[system] == 0) 3648604e72aSHidetoshi Shimokawa fprintf(stderr, "\n"); 3658604e72aSHidetoshi Shimokawa fflush(stderr); 366937bcaa8SHidetoshi Shimokawa f_cycle = (cycle_acc / frame_cycle[system].d) & 0xf; 367937bcaa8SHidetoshi Shimokawa f_frac = (cycle_acc % frame_cycle[system].d 368937bcaa8SHidetoshi Shimokawa * CYCLE_FRAC) / frame_cycle[system].d; 369937bcaa8SHidetoshi Shimokawa #if 0 370937bcaa8SHidetoshi Shimokawa ciph->fdf.dv.cyc = htons(f_cycle << 12 | f_frac); 371937bcaa8SHidetoshi Shimokawa #else 372937bcaa8SHidetoshi Shimokawa ciph->fdf.dv.cyc = htons(cycle << 12 | f_frac); 373937bcaa8SHidetoshi Shimokawa #endif 374937bcaa8SHidetoshi Shimokawa cycle_acc += frame_cycle[system].n; 375937bcaa8SHidetoshi Shimokawa cycle_acc %= frame_cycle[system].d * 0x10; 376937bcaa8SHidetoshi Shimokawa 377937bcaa8SHidetoshi Shimokawa } else { 378013490c5SHidetoshi Shimokawa ciph->fdf.dv.cyc = 0xffff; 379937bcaa8SHidetoshi Shimokawa } 380937bcaa8SHidetoshi Shimokawa ciph->dbc = packets++ % 256; 381937bcaa8SHidetoshi Shimokawa pad_acc += pad_rate[system].n; 382937bcaa8SHidetoshi Shimokawa if (pad_acc >= pad_rate[system].d) { 383937bcaa8SHidetoshi Shimokawa pad_acc -= pad_rate[system].d; 384013490c5SHidetoshi Shimokawa bcopy(hdr[nhdr], hdr[nhdr+1], sizeof(hdr[0])); 385013490c5SHidetoshi Shimokawa hdr[nhdr][0] = iso_empty; 386013490c5SHidetoshi Shimokawa wbuf[vec].iov_base = (char *)hdr[nhdr]; 387013490c5SHidetoshi Shimokawa wbuf[vec++].iov_len = sizeof(hdr[0]); 388013490c5SHidetoshi Shimokawa nhdr ++; 389937bcaa8SHidetoshi Shimokawa cycle ++; 390937bcaa8SHidetoshi Shimokawa } 391013490c5SHidetoshi Shimokawa hdr[nhdr][0] = iso_data; 392013490c5SHidetoshi Shimokawa wbuf[vec].iov_base = (char *)hdr[nhdr]; 393013490c5SHidetoshi Shimokawa wbuf[vec++].iov_len = sizeof(hdr[0]); 394013490c5SHidetoshi Shimokawa wbuf[vec].iov_base = (char *)dv; 395013490c5SHidetoshi Shimokawa wbuf[vec++].iov_len = DSIZE; 396013490c5SHidetoshi Shimokawa nhdr ++; 397013490c5SHidetoshi Shimokawa cycle ++; 398013490c5SHidetoshi Shimokawa offset ++; 399013490c5SHidetoshi Shimokawa if (offset * DSIZE < tlen) 400013490c5SHidetoshi Shimokawa goto next; 401937bcaa8SHidetoshi Shimokawa 402013490c5SHidetoshi Shimokawa again: 403013490c5SHidetoshi Shimokawa len = writev(d, wbuf, vec); 404937bcaa8SHidetoshi Shimokawa if (len < 0) { 405937bcaa8SHidetoshi Shimokawa if (errno == EAGAIN) { 4066d815a7dSWarner Losh fprintf(stderr, "(EAGAIN) - push 'Play'?\n"); 407013490c5SHidetoshi Shimokawa goto again; 408937bcaa8SHidetoshi Shimokawa } 409937bcaa8SHidetoshi Shimokawa err(1, "write failed"); 410937bcaa8SHidetoshi Shimokawa } 411937bcaa8SHidetoshi Shimokawa } 412937bcaa8SHidetoshi Shimokawa close(fd); 4138604e72aSHidetoshi Shimokawa fprintf(stderr, "\n"); 414937bcaa8SHidetoshi Shimokawa send_end: 415937bcaa8SHidetoshi Shimokawa gettimeofday(&end, NULL); 416937bcaa8SHidetoshi Shimokawa rtime = end.tv_sec - start.tv_sec 417937bcaa8SHidetoshi Shimokawa + (end.tv_usec - start.tv_usec) * 1e-6; 4188604e72aSHidetoshi Shimokawa fprintf(stderr, "%d frames, %.2f secs, %.2f frames/sec\n", 419937bcaa8SHidetoshi Shimokawa frames, rtime, frames/rtime); 420937bcaa8SHidetoshi Shimokawa } 421