diff options
Diffstat (limited to 'bus.c')
| -rw-r--r-- | bus.c | 145 |
1 files changed, 145 insertions, 0 deletions
@@ -0,0 +1,145 @@ +/** + * NetNuke - Erases all storage media detected by the system + * Copyright (C) 2009-2010 Joseph Hunkeler <jhunkeler@gmail.com, jhunk@stsci.edu> + * + * This file is part of NetNuke. + * + * NetNuke 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 3 of the License, or + * (at your option) any later version. + * + * NetNuke 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 NetNuke. If not, see <http://www.gnu.org/licenses/>. + **/ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <glob.h> +#include <fcntl.h> +#include <unistd.h> +#include <linux/fs.h> +#include <sys/ioctl.h> +#include "netnuke.h" + +extern char* scsi_device_glob[]; +extern char* ide_device_glob[]; + +int scanbus(nndevice_t** device, int mask) +{ + int fd = -1; + int i = 0; + unsigned int j = 0; + int blocksize = 512; + unsigned long blocks = 0; + unsigned long size = 0; + + + if(mask & BUS_SCSI) + { + for( i = 0 ; scsi_device_glob[i] != NULL ; i++ ) + { + glob_t entries; + if(glob(scsi_device_glob[i], 0, NULL, &entries) == 0) + { + for( j = 0 ; j < entries.gl_pathc ; j++ ) + { + fd = open(entries.gl_pathv[j], O_RDONLY | O_NONBLOCK); + if(fd >= 0) + { + if((ioctl(fd, BLKGETSIZE, &blocks)) == 0) + { + device[j] = (nndevice_t*)malloc(sizeof(nndevice_t)); + if(device[j] == NULL) + { + perror("device"); + exit(1); + } + COM(self, "device[%d] = %d\n", j, sizeof(nndevice_t)); + size = blocks * blocksize; + + strncpy(device[j]->path, entries.gl_pathv[j], sizeof(device[j]->path)); + device[j]->blks = blocks; + device[j]->sz = size; + device[j]->blksz = 512; + + printf("%s ", device[j]->path); + printf("%llu %llu %.2f\n", device[j]->blks, device[j]->sz, (double)device[j]->sz / (1024 * 1024 * 1024)); + + } + close(fd); + } + } + globfree(&entries); + } + } + + } + + if(mask & BUS_IDE) + { + for( i = 0 ; ide_device_glob[i] != NULL ; i++ ) + { + glob_t entries; + if(glob(ide_device_glob[i], 0, NULL, &entries) == 0) + { + for( j = 0 ; j < entries.gl_pathc ; j++ ) + { + fd = open(entries.gl_pathv[j], O_RDONLY | O_NONBLOCK); + if(fd >= 0) + { + + if((ioctl(fd, BLKGETSIZE, &blocks)) == 0) + { + size = blocks * blocksize; + printf("%s ", entries.gl_pathv[j]); + printf("%lu %lu %.2f\n", blocks, size, (double)size / (1024 * 1024 * 1024)); + } + close(fd); + } + } + globfree(&entries); + } + } + } + + return 0; +} + +int selectbus(char** flags) +{ + int mask = 0; + int i = 0; + + if(flags == NULL) + { + return (mask = BUS_BOTH); + } + + mask = 0; + while(flags[i] != NULL) + { + if(!strcmp(flags[i], "ide")) + { + mask |= BUS_IDE; + printf("IDE (0x%02X)\n", mask); + } + + if(!strcmp(flags[i], "scsi")) + { + mask |= BUS_SCSI; + printf("SCSI (0x%02X)\n", mask); + } + + i++; + } + + return mask; +} + |