X-Git-Url: https://glassweightruler.freedombox.rocks/gitweb/Ventoy.git/blobdiff_plain/84c500666addc8378fb03c3844bf6d25faf54a87..2ad69decada034b08d75cbefdc680ba1fd05e754:/VtoyTool/vtoydump.c diff --git a/VtoyTool/vtoydump.c b/VtoyTool/vtoydump.c index e494598..e58cc86 100644 --- a/VtoyTool/vtoydump.c +++ b/VtoyTool/vtoydump.c @@ -35,7 +35,9 @@ #define IS_DIGIT(x) ((x) >= '0' && (x) <= '9') #ifndef USE_DIET_C +#ifndef __mips__ typedef unsigned long long uint64_t; +#endif typedef unsigned int uint32_t; typedef unsigned short uint16_t; typedef unsigned char uint8_t; @@ -50,6 +52,7 @@ typedef enum ventoy_fs_type ventoy_fs_ext, /* 2: ext2/ext3/ext4 */ ventoy_fs_xfs, /* 3: XFS */ ventoy_fs_udf, /* 4: UDF */ + ventoy_fs_fat, /* 5: FAT */ ventoy_fs_max }ventoy_fs_type; @@ -119,7 +122,9 @@ typedef struct ventoy_os_param uint64_t vtoy_reserved[4]; // Internal use by ventoy - uint8_t reserved[31]; + uint8_t vtoy_disk_signature[4]; + + uint8_t reserved[27]; }ventoy_os_param; #pragma pack() @@ -143,7 +148,7 @@ static ventoy_guid vtoy_guid = VENTOY_GUID; static const char *g_ventoy_fs[ventoy_fs_max] = { - "exfat", "ntfs", "ext*", "xfs", "udf" + "exfat", "ntfs", "ext*", "xfs", "udf", "fat" }; static int vtoy_check_os_param(ventoy_os_param *param) @@ -154,6 +159,16 @@ static int vtoy_check_os_param(ventoy_os_param *param) if (memcmp(¶m->guid, &vtoy_guid, sizeof(ventoy_guid))) { + uint8_t *data1 = (uint8_t *)(¶m->guid); + uint8_t *data2 = (uint8_t *)(&vtoy_guid); + + for (i = 0; i < 16; i++) + { + if (data1[i] != data2[i]) + { + debug("guid not equal i = %u, 0x%02x, 0x%02x\n", i, data1[i], data2[i]); + } + } return 1; } @@ -207,6 +222,11 @@ static void vtoy_dump_os_param(ventoy_os_param *param) printf("param->vtoy_disk_guid = %02x %02x %02x %02x\n", param->vtoy_disk_guid[0], param->vtoy_disk_guid[1], param->vtoy_disk_guid[2], param->vtoy_disk_guid[3]); + + printf("param->vtoy_disk_signature = %02x %02x %02x %02x\n", + param->vtoy_disk_signature[0], param->vtoy_disk_signature[1], + param->vtoy_disk_signature[2], param->vtoy_disk_signature[3]); + printf("param->vtoy_disk_size = %llu\n", (unsigned long long)param->vtoy_disk_size); printf("param->vtoy_disk_part_id = %u\n", param->vtoy_disk_part_id); printf("param->vtoy_disk_part_type = %u\n", param->vtoy_disk_part_type); @@ -220,7 +240,7 @@ static void vtoy_dump_os_param(ventoy_os_param *param) printf("\n"); } -static int vtoy_get_disk_guid(const char *diskname, uint8_t *vtguid) +static int vtoy_get_disk_guid(const char *diskname, uint8_t *vtguid, uint8_t *vtsig) { int i = 0; int fd = 0; @@ -233,6 +253,9 @@ static int vtoy_get_disk_guid(const char *diskname, uint8_t *vtguid) { lseek(fd, 0x180, SEEK_SET); read(fd, vtguid, 16); + + lseek(fd, 0x1b8, SEEK_SET); + read(fd, vtsig, 4); close(fd); debug("GUID for %s: <", devdisk); @@ -369,13 +392,14 @@ static int vtoy_find_disk_by_size(unsigned long long size, char *diskname) return rc; } -static int vtoy_find_disk_by_guid(uint8_t *guid, char *diskname) +static int vtoy_find_disk_by_guid(ventoy_os_param *param, char *diskname) { int rc = 0; int count = 0; DIR* dir = NULL; struct dirent* p = NULL; uint8_t vtguid[16]; + uint8_t vtsig[16]; dir = opendir("/sys/block"); if (!dir) @@ -392,8 +416,9 @@ static int vtoy_find_disk_by_guid(uint8_t *guid, char *diskname) } memset(vtguid, 0, sizeof(vtguid)); - rc = vtoy_get_disk_guid(p->d_name, vtguid); - if (rc == 0 && memcmp(vtguid, guid, 16) == 0) + rc = vtoy_get_disk_guid(p->d_name, vtguid, vtsig); + if (rc == 0 && memcmp(vtguid, param->vtoy_disk_guid, 16) == 0 && + memcmp(vtsig, param->vtoy_disk_signature, 4) == 0) { sprintf(diskname, "%s", p->d_name); count++; @@ -410,58 +435,40 @@ static int vtoy_printf_iso_path(ventoy_os_param *param) return 0; } -static int vtoy_print_os_param(ventoy_os_param *param, char *diskname) +static int vtoy_printf_fs(ventoy_os_param *param) { - int cnt = 0; - char *path = param->vtoy_img_path; - const char *fs; - - cnt = vtoy_find_disk_by_size(param->vtoy_disk_size, diskname); - if (cnt > 1) - { - cnt = vtoy_find_disk_by_guid(param->vtoy_disk_guid, diskname); - } - else if (cnt == 0) + const char *fs[] = { - cnt = vtoy_find_disk_by_guid(param->vtoy_disk_guid, diskname); - debug("find 0 disk by size, try with guid cnt=%d...\n", cnt); - } + "exfat", "ntfs", "ext", "xfs", "udf", "fat" + }; - if (param->vtoy_disk_part_type < ventoy_fs_max) + if (param->vtoy_disk_part_type < 6) { - fs = g_ventoy_fs[param->vtoy_disk_part_type]; + printf("%s\n", fs[param->vtoy_disk_part_type]); } else { - fs = "unknown"; - } - - if (1 == cnt) - { - printf("/dev/%s#%s#%s\n", diskname, fs, path); - return 0; - } - else - { - return 1; + printf("unknown\n"); } + return 0; } static int vtoy_check_device(ventoy_os_param *param, const char *device) { unsigned long long size; uint8_t vtguid[16] = {0}; + uint8_t vtsig[4] = {0}; debug("vtoy_check_device for <%s>\n", device); size = vtoy_get_disk_size_in_byte(device); - vtoy_get_disk_guid(device, vtguid); + vtoy_get_disk_guid(device, vtguid, vtsig); debug("param->vtoy_disk_size=%llu size=%llu\n", (unsigned long long)param->vtoy_disk_size, (unsigned long long)size); - if ((param->vtoy_disk_size == size || param->vtoy_disk_size == size + 512) && - memcmp(vtguid, param->vtoy_disk_guid, 16) == 0) + if (memcmp(vtguid, param->vtoy_disk_guid, 16) == 0 && + memcmp(vtsig, param->vtoy_disk_signature, 4) == 0) { debug("<%s> is right ventoy disk\n", device); return 0; @@ -473,6 +480,81 @@ static int vtoy_check_device(ventoy_os_param *param, const char *device) } } +static int vtoy_print_os_param(ventoy_os_param *param, char *diskname) +{ + int fd, size; + int cnt = 0; + char *path = param->vtoy_img_path; + const char *fs; + char diskpath[256] = {0}; + char sizebuf[64] = {0}; + + cnt = vtoy_find_disk_by_size(param->vtoy_disk_size, diskname); + debug("find disk by size %llu, cnt=%d...\n", (unsigned long long)param->vtoy_disk_size, cnt); + if (1 == cnt) + { + if (vtoy_check_device(param, diskname) != 0) + { + cnt = 0; + } + } + else + { + cnt = vtoy_find_disk_by_guid(param, diskname); + debug("find disk by guid cnt=%d...\n", cnt); + } + + if (param->vtoy_disk_part_type < ventoy_fs_max) + { + fs = g_ventoy_fs[param->vtoy_disk_part_type]; + } + else + { + fs = "unknown"; + } + + if (1 == cnt) + { + if (strstr(diskname, "nvme") || strstr(diskname, "mmc") || strstr(diskname, "nbd")) + { + snprintf(diskpath, sizeof(diskpath) - 1, "/sys/class/block/%sp2/size", diskname); + } + else + { + snprintf(diskpath, sizeof(diskpath) - 1, "/sys/class/block/%s2/size", diskname); + } + + if (access(diskpath, F_OK) >= 0) + { + debug("get part size from sysfs for %s\n", diskpath); + + fd = open(diskpath, O_RDONLY | O_BINARY); + if (fd >= 0) + { + read(fd, sizebuf, sizeof(sizebuf)); + size = (int)strtoull(sizebuf, NULL, 10); + close(fd); + if ((size != (64 * 1024)) && (size != (8 * 1024))) + { + debug("sizebuf=<%s> size=%d\n", sizebuf, size); + return 1; + } + } + } + else + { + debug("%s not exist \n", diskpath); + } + + printf("/dev/%s#%s#%s\n", diskname, fs, path); + return 0; + } + else + { + return 1; + } +} + /* * Find disk and image path from ventoy runtime data. * By default data is read from phymem(legacy bios) or efivar(UEFI), if -f is input, data is read from file. @@ -487,12 +569,13 @@ int vtoydump_main(int argc, char **argv) int rc; int ch; int print_path = 0; + int print_fs = 0; char filename[256] = {0}; char diskname[256] = {0}; char device[64] = {0}; ventoy_os_param *param = NULL; - while ((ch = getopt(argc, argv, "c:f:p:v::")) != -1) + while ((ch = getopt(argc, argv, "c:f:p:s:v::")) != -1) { if (ch == 'f') { @@ -511,6 +594,11 @@ int vtoydump_main(int argc, char **argv) print_path = 1; strncpy(filename, optarg, sizeof(filename) - 1); } + else if (ch == 's') + { + print_fs = 1; + strncpy(filename, optarg, sizeof(filename) - 1); + } else { fprintf(stderr, "Usage: %s -f datafile [ -v ] \n", argv[0]); @@ -538,8 +626,20 @@ int vtoydump_main(int argc, char **argv) rc = vtoy_os_param_from_file(filename, param); if (rc) { - debug("ventoy os param not found %d\n", rc); - goto end; + debug("ventoy os param not found %d %d\n", rc, ENOENT); + if (ENOENT == rc) + { + debug("now try with file %s\n", "/ventoy/ventoy_os_param"); + rc = vtoy_os_param_from_file("/ventoy/ventoy_os_param", param); + if (rc) + { + goto end; + } + } + else + { + goto end; + } } if (verbose) @@ -551,6 +651,10 @@ int vtoydump_main(int argc, char **argv) { rc = vtoy_printf_iso_path(param); } + else if (print_fs) + { + rc = vtoy_printf_fs(param); + } else if (device[0]) { rc = vtoy_check_device(param, device);