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/*
* Copyright (C) 2000, 2001, 2002, 2003 Håkan Hjort <d95hjort@dtek.chalmers.se>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include <stdio.h>
#include <string.h>
#include <inttypes.h>
#include "bswap.h"
#include "nav_types.h"
#include "nav_read.h"
#include "dvdread_internal.h"
void navRead_PCI(pci_t *pci, unsigned char *buffer) {
int i, j;
CHECK_VALUE(sizeof(pci_t) == PCI_BYTES - 1); // -1 for substream id
memcpy(pci, buffer, sizeof(pci_t));
/* Endian conversions */
/* pci pci_gi */
B2N_32(pci->pci_gi.nv_pck_lbn);
B2N_16(pci->pci_gi.vobu_cat);
B2N_32(pci->pci_gi.vobu_s_ptm);
B2N_32(pci->pci_gi.vobu_e_ptm);
B2N_32(pci->pci_gi.vobu_se_e_ptm);
/* pci nsml_agli */
for(i = 0; i < 9; i++)
B2N_32(pci->nsml_agli.nsml_agl_dsta[i]);
/* pci hli hli_gi */
B2N_16(pci->hli.hl_gi.hli_ss);
B2N_32(pci->hli.hl_gi.hli_s_ptm);
B2N_32(pci->hli.hl_gi.hli_e_ptm);
B2N_32(pci->hli.hl_gi.btn_se_e_ptm);
/* pci hli btn_colit */
for(i = 0; i < 3; i++)
for(j = 0; j < 2; j++)
B2N_32(pci->hli.btn_colit.btn_coli[i][j]);
/* NOTE: I've had to change the structure from the disk layout to get
* the packing to work with Sun's Forte C compiler. */
/* pci hli btni */
for(i = 0; i < 36; i++) {
char tmp[sizeof(pci->hli.btnit[i])], swap;
memcpy(tmp, &(pci->hli.btnit[i]), sizeof(pci->hli.btnit[i]));
/* Byte 4 to 7 are 'rotated' was: ABCD EFGH IJ is: ABCG DEFH IJ */
swap = tmp[6];
tmp[6] = tmp[5];
tmp[5] = tmp[4];
tmp[4] = tmp[3];
tmp[3] = swap;
/* Then there are the two B2N_24(..) calls */
#ifndef WORDS_BIGENDIAN
swap = tmp[0];
tmp[0] = tmp[2];
tmp[2] = swap;
swap = tmp[4];
tmp[4] = tmp[6];
tmp[6] = swap;
#endif
memcpy(&(pci->hli.btnit[i]), tmp, sizeof(pci->hli.btnit[i]));
}
#ifndef NDEBUG
/* Asserts */
/* pci pci gi */
CHECK_VALUE(pci->pci_gi.zero1 == 0);
/* pci hli hli_gi */
CHECK_VALUE(pci->hli.hl_gi.zero1 == 0);
CHECK_VALUE(pci->hli.hl_gi.zero2 == 0);
CHECK_VALUE(pci->hli.hl_gi.zero3 == 0);
CHECK_VALUE(pci->hli.hl_gi.zero4 == 0);
CHECK_VALUE(pci->hli.hl_gi.zero5 == 0);
/* Are there buttons defined here? */
if((pci->hli.hl_gi.hli_ss & 0x03) != 0) {
CHECK_VALUE(pci->hli.hl_gi.btn_ns != 0);
CHECK_VALUE(pci->hli.hl_gi.btngr_ns != 0);
} else {
CHECK_VALUE((pci->hli.hl_gi.btn_ns != 0 && pci->hli.hl_gi.btngr_ns != 0)
|| (pci->hli.hl_gi.btn_ns == 0 && pci->hli.hl_gi.btngr_ns == 0));
}
/* pci hli btnit */
for(i = 0; i < pci->hli.hl_gi.btngr_ns; i++) {
for(j = 0; j < (36 / pci->hli.hl_gi.btngr_ns); j++) {
int n = (36 / pci->hli.hl_gi.btngr_ns) * i + j;
CHECK_VALUE(pci->hli.btnit[n].zero1 == 0);
CHECK_VALUE(pci->hli.btnit[n].zero2 == 0);
CHECK_VALUE(pci->hli.btnit[n].zero3 == 0);
CHECK_VALUE(pci->hli.btnit[n].zero4 == 0);
CHECK_VALUE(pci->hli.btnit[n].zero5 == 0);
CHECK_VALUE(pci->hli.btnit[n].zero6 == 0);
if (j < pci->hli.hl_gi.btn_ns) {
CHECK_VALUE(pci->hli.btnit[n].x_start <= pci->hli.btnit[n].x_end);
CHECK_VALUE(pci->hli.btnit[n].y_start <= pci->hli.btnit[n].y_end);
CHECK_VALUE(pci->hli.btnit[n].up <= pci->hli.hl_gi.btn_ns);
CHECK_VALUE(pci->hli.btnit[n].down <= pci->hli.hl_gi.btn_ns);
CHECK_VALUE(pci->hli.btnit[n].left <= pci->hli.hl_gi.btn_ns);
CHECK_VALUE(pci->hli.btnit[n].right <= pci->hli.hl_gi.btn_ns);
//vmcmd_verify(pci->hli.btnit[n].cmd);
} else {
int k;
CHECK_VALUE(pci->hli.btnit[n].btn_coln == 0);
CHECK_VALUE(pci->hli.btnit[n].auto_action_mode == 0);
CHECK_VALUE(pci->hli.btnit[n].x_start == 0);
CHECK_VALUE(pci->hli.btnit[n].y_start == 0);
CHECK_VALUE(pci->hli.btnit[n].x_end == 0);
CHECK_VALUE(pci->hli.btnit[n].y_end == 0);
CHECK_VALUE(pci->hli.btnit[n].up == 0);
CHECK_VALUE(pci->hli.btnit[n].down == 0);
CHECK_VALUE(pci->hli.btnit[n].left == 0);
CHECK_VALUE(pci->hli.btnit[n].right == 0);
for (k = 0; k < 8; k++)
CHECK_VALUE(pci->hli.btnit[n].cmd.bytes[k] == 0); //CHECK_ZERO?
}
}
}
#endif /* !NDEBUG */
}
void navRead_DSI(dsi_t *dsi, unsigned char *buffer) {
int i;
CHECK_VALUE(sizeof(dsi_t) == DSI_BYTES - 1); // -1 for substream id
memcpy(dsi, buffer, sizeof(dsi_t));
/* Endian conversions */
/* dsi dsi gi */
B2N_32(dsi->dsi_gi.nv_pck_scr);
B2N_32(dsi->dsi_gi.nv_pck_lbn);
B2N_32(dsi->dsi_gi.vobu_ea);
B2N_32(dsi->dsi_gi.vobu_1stref_ea);
B2N_32(dsi->dsi_gi.vobu_2ndref_ea);
B2N_32(dsi->dsi_gi.vobu_3rdref_ea);
B2N_16(dsi->dsi_gi.vobu_vob_idn);
/* dsi sml pbi */
B2N_16(dsi->sml_pbi.category);
B2N_32(dsi->sml_pbi.ilvu_ea);
B2N_32(dsi->sml_pbi.ilvu_sa);
B2N_16(dsi->sml_pbi.size);
B2N_32(dsi->sml_pbi.vob_v_s_s_ptm);
B2N_32(dsi->sml_pbi.vob_v_e_e_ptm);
/* dsi sml agli */
for(i = 0; i < 9; i++) {
B2N_32(dsi->sml_agli.data[ i ].address);
B2N_16(dsi->sml_agli.data[ i ].size);
}
/* dsi vobu sri */
B2N_32(dsi->vobu_sri.next_video);
for(i = 0; i < 19; i++)
B2N_32(dsi->vobu_sri.fwda[i]);
B2N_32(dsi->vobu_sri.next_vobu);
B2N_32(dsi->vobu_sri.prev_vobu);
for(i = 0; i < 19; i++)
B2N_32(dsi->vobu_sri.bwda[i]);
B2N_32(dsi->vobu_sri.prev_video);
/* dsi synci */
for(i = 0; i < 8; i++)
B2N_16(dsi->synci.a_synca[i]);
for(i = 0; i < 32; i++)
B2N_32(dsi->synci.sp_synca[i]);
/* Asserts */
/* dsi dsi gi */
CHECK_VALUE(dsi->dsi_gi.zero1 == 0);
}
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