diff options
Diffstat (limited to 'lib/libdisk/write_pc98_disk.c')
| -rw-r--r-- | lib/libdisk/write_pc98_disk.c | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/lib/libdisk/write_pc98_disk.c b/lib/libdisk/write_pc98_disk.c deleted file mode 100644 index 8f2a45d..0000000 --- a/lib/libdisk/write_pc98_disk.c +++ /dev/null @@ -1,179 +0,0 @@ -/* - * ---------------------------------------------------------------------------- - * "THE BEER-WARE LICENSE" (Revision 42): - * <phk@FreeBSD.org> wrote this file. As long as you retain this notice you - * can do whatever you want with this stuff. If we meet some day, and you think - * this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp - * ---------------------------------------------------------------------------- - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <fcntl.h> -#include <string.h> -#include <err.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <sys/ioctl.h> -#include <sys/disklabel.h> -#include <sys/diskpc98.h> -#include <paths.h> -#include "libdisk.h" - -/* - * XXX: A lot of hardcoded 512s probably should be foo->sector_size; - * I'm not sure which, so I leave it like it worked before. --schweikh - */ -static int -Write_FreeBSD(int fd, const struct disk *new, const struct chunk *c1) -{ - struct disklabel *dl; - int i; - void *p; - u_char buf[BBSIZE]; - - for (i = 0; i < BBSIZE / 512; i++) { - if (!(p = read_block(fd, i + c1->offset, 512))) - return (1); - memcpy(buf + 512 * i, p, 512); - free(p); - } - if (new->boot1) - memcpy(buf, new->boot1, 512); - - if (new->boot2) - memcpy(buf + 512, new->boot2, BBSIZE - 512); - - dl = (struct disklabel *)(buf + 512 * LABELSECTOR + LABELOFFSET); - Fill_Disklabel(dl, new, c1); - - for (i = 0; i < BBSIZE / 512; i++) - write_block(fd, i + c1->offset, buf + 512 * i, 512); - - return 0; -} - - -int -Write_Disk(const struct disk *d1) -{ - int fd, i, j; - struct chunk *c1; - int ret = 0; - char device[64]; - u_char *mbrblk; - struct pc98_partition *dp, work[NDOSPART]; - int s[7]; - int PC98_EntireDisk = 0; - - strcpy(device, _PATH_DEV); - strcat(device, d1->name); - - /* XXX - for entire FreeBSD(98) */ - for (c1 = d1->chunks->part; c1; c1 = c1->next) { - if ((c1->type == freebsd) || (c1->offset == 0)) - device[9] = 0; - } - - fd = open(device, O_RDWR); - if (fd < 0) { -#ifdef DEBUG - warn("open(%s) failed", device); -#endif - return 1; - } - - memset(s, 0, sizeof s); - if (!(mbrblk = read_block(fd, 1, d1->sector_size))) { - close (fd); - return (1); - } - dp = (struct pc98_partition *)(mbrblk + DOSPARTOFF); - memcpy(work, dp, sizeof work); - dp = work; - free(mbrblk); - for (c1 = d1->chunks->part; c1; c1 = c1->next) { - if (c1->type == unused) - continue; - if (!strcmp(c1->name, "X")) - continue; - j = c1->name[strlen(d1->name) + 1] - '1'; - if (j < 0 || j > 7) - continue; - s[j]++; - if (c1->type == freebsd) - ret += Write_FreeBSD(fd, d1, c1); - - i = c1->offset; - dp[j].dp_ssect = dp[j].dp_ipl_sct = i % d1->bios_sect; - i -= dp[j].dp_ssect; - i /= d1->bios_sect; - dp[j].dp_shd = dp[j].dp_ipl_head = i % d1->bios_hd; - i -= dp[j].dp_shd; - i /= d1->bios_hd; - dp[j].dp_scyl = dp[j].dp_ipl_cyl = i; -#ifdef DEBUG - printf("S:%lu = (%x/%x/%x)", c1->offset, - dp[j].dp_scyl, dp[j].dp_shd, dp[j].dp_ssect); -#endif - - i = c1->end; -#if 1 - dp[j].dp_esect = dp[j].dp_ehd = 0; - dp[j].dp_ecyl = i / (d1->bios_sect * d1->bios_hd); -#else - dp[j].dp_esect = i % d1->bios_sect; - i -= dp[j].dp_esect; - i /= d1->bios_sect; - dp[j].dp_ehd = i % d1->bios_hd; - i -= dp[j].dp_ehd; - i /= d1->bios_hd; - dp[j].dp_ecyl = i; -#endif -#ifdef DEBUG - printf(" E:%lu = (%x/%x/%x)\n", c1->end, - dp[j].dp_ecyl, dp[j].dp_ehd, dp[j].dp_esect); -#endif - - dp[j].dp_mid = c1->subtype & 0xff; - dp[j].dp_sid = c1->subtype >> 8; - if (c1->flags & CHUNK_ACTIVE) - dp[j].dp_mid |= 0x80; - - strncpy(dp[j].dp_name, c1->sname, 16); - } - j = 0; - for (i = 0; i < NDOSPART; i++) { - if (!s[i]) - memset(dp + i, 0, sizeof *dp); - } - - if (d1->bootipl) - write_block(fd, 0, d1->bootipl, d1->sector_size); - - if (!(mbrblk = read_block(fd, 1, d1->sector_size))) { - close (fd); - return (1); - } - memcpy(mbrblk + DOSPARTOFF, dp, sizeof *dp * NDOSPART); - /* XXX - for entire FreeBSD(98) */ - for (c1 = d1->chunks->part; c1; c1 = c1->next) - if (((c1->type == freebsd) || (c1->type == fat)) - && (c1->offset == 0)) - PC98_EntireDisk = 1; - if (PC98_EntireDisk == 0) - write_block(fd, 1, mbrblk, d1->sector_size); - - if (d1->bootmenu) - for (i = 0; i * d1->sector_size < d1->bootmenu_size; i++) - write_block(fd, 2 + i, - &d1->bootmenu[i * d1->sector_size], - d1->sector_size); - - close(fd); - return 0; -} |
