diff options
Diffstat (limited to 'mmcutils')
| -rw-r--r-- | mmcutils/Android.mk | 30 | ||||
| -rw-r--r-- | mmcutils/mmcutils.c | 650 | ||||
| -rw-r--r-- | mmcutils/mmcutils.h | 91 |
3 files changed, 771 insertions, 0 deletions
diff --git a/mmcutils/Android.mk b/mmcutils/Android.mk new file mode 100644 index 000000000..35233a844 --- /dev/null +++ b/mmcutils/Android.mk @@ -0,0 +1,30 @@ +ifneq ($(TARGET_SIMULATOR),true) +ifeq ($(TARGET_ARCH),arm) + +LOCAL_PATH := $(call my-dir) +include $(CLEAR_VARS) + +LOCAL_SRC_FILES := \ + mmcutils.c + +LOCAL_MODULE := libmmcutils +LOCAL_MODULE_TAGS := eng + +include $(BUILD_STATIC_LIBRARY) + +#Added for TWRP building dynamic: +include $(CLEAR_VARS) +ifeq ($(BOARD_HAS_LARGE_FILESYSTEM),true) +LOCAL_CFLAGS += -DBOARD_HAS_LARGE_FILESYSTEM +endif + +LOCAL_SRC_FILES := \ +mmcutils.c + +LOCAL_MODULE := libmmcutils +LOCAL_MODULE_TAGS := eng + +include $(BUILD_SHARED_LIBRARY) + +endif # TARGET_ARCH == arm +endif # !TARGET_SIMULATOR diff --git a/mmcutils/mmcutils.c b/mmcutils/mmcutils.c new file mode 100644 index 000000000..f9c7b702a --- /dev/null +++ b/mmcutils/mmcutils.c @@ -0,0 +1,650 @@ +/* + * Copyright (c) 2010, Code Aurora Forum. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials provided + * with the distribution. + * * Neither the name of Code Aurora Forum, Inc. nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <stdlib.h> +#include <stdio.h> +#include <unistd.h> +#include <dirent.h> +#include <string.h> +#include <errno.h> +#include <sys/types.h> +#include <sys/reboot.h> +#include <sys/stat.h> +#include <sys/wait.h> +#include <sys/mount.h> // for _IOW, _IOR, mount() + +#include "mmcutils.h" + +unsigned ext3_count = 0; +char *ext3_partitions[] = {"system", "userdata", "cache", "NONE"}; + +unsigned vfat_count = 0; +char *vfat_partitions[] = {"modem", "NONE"}; + +struct MmcPartition { + char *device_index; + char *filesystem; + char *name; + unsigned dstatus; + unsigned dtype ; + unsigned dfirstsec; + unsigned dsize; +}; + +typedef struct { + MmcPartition *partitions; + int partitions_allocd; + int partition_count; +} MmcState; + +static MmcState g_mmc_state = { + NULL, // partitions + 0, // partitions_allocd + -1 // partition_count +}; + +#define MMC_DEVICENAME "/dev/block/mmcblk0" + +static void +mmc_partition_name (MmcPartition *mbr, unsigned int type) { + switch(type) + { + char name[64]; + case MMC_BOOT_TYPE: + sprintf(name,"boot"); + mbr->name = strdup(name); + break; + case MMC_RECOVERY_TYPE: + sprintf(name,"recovery"); + mbr->name = strdup(name); + break; + case MMC_EXT3_TYPE: + if (strcmp("NONE", ext3_partitions[ext3_count])) { + strcpy((char *)name,(const char *)ext3_partitions[ext3_count]); + mbr->name = strdup(name); + ext3_count++; + } + mbr->filesystem = strdup("ext3"); + break; + case MMC_VFAT_TYPE: + if (strcmp("NONE", vfat_partitions[vfat_count])) { + strcpy((char *)name,(const char *)vfat_partitions[vfat_count]); + mbr->name = strdup(name); + vfat_count++; + } + mbr->filesystem = strdup("vfat"); + break; + }; +} + +static int +mmc_read_mbr (const char *device, MmcPartition *mbr) { + FILE *fd; + unsigned char buffer[512]; + int idx, i; + unsigned mmc_partition_count = 0; + unsigned int dtype; + unsigned int dfirstsec; + unsigned int EBR_first_sec; + unsigned int EBR_current_sec; + int ret = -1; + + fd = fopen(device, "r"); + if(fd == NULL) + { + printf("Can't open device: \"%s\"\n", device); + goto ERROR2; + } + if ((fread(buffer, 512, 1, fd)) != 1) + { + printf("Can't read device: \"%s\"\n", device); + goto ERROR1; + } + /* Check to see if signature exists */ + if ((buffer[TABLE_SIGNATURE] != 0x55) || \ + (buffer[TABLE_SIGNATURE + 1] != 0xAA)) + { + printf("Incorrect mbr signatures!\n"); + goto ERROR1; + } + idx = TABLE_ENTRY_0; + for (i = 0; i < 4; i++) + { + char device_index[128]; + + mbr[mmc_partition_count].dstatus = \ + buffer[idx + i * TABLE_ENTRY_SIZE + OFFSET_STATUS]; + mbr[mmc_partition_count].dtype = \ + buffer[idx + i * TABLE_ENTRY_SIZE + OFFSET_TYPE]; + mbr[mmc_partition_count].dfirstsec = \ + GET_LWORD_FROM_BYTE(&buffer[idx + \ + i * TABLE_ENTRY_SIZE + \ + OFFSET_FIRST_SEC]); + mbr[mmc_partition_count].dsize = \ + GET_LWORD_FROM_BYTE(&buffer[idx + \ + i * TABLE_ENTRY_SIZE + \ + OFFSET_SIZE]); + dtype = mbr[mmc_partition_count].dtype; + dfirstsec = mbr[mmc_partition_count].dfirstsec; + mmc_partition_name(&mbr[mmc_partition_count], \ + mbr[mmc_partition_count].dtype); + + sprintf(device_index, "%sp%d", device, (mmc_partition_count+1)); + mbr[mmc_partition_count].device_index = strdup(device_index); + + mmc_partition_count++; + if (mmc_partition_count == MAX_PARTITIONS) + goto SUCCESS; + } + + /* See if the last partition is EBR, if not, parsing is done */ + if (dtype != 0x05) + { + goto SUCCESS; + } + + EBR_first_sec = dfirstsec; + EBR_current_sec = dfirstsec; + + fseek (fd, (EBR_first_sec * 512), SEEK_SET); + if ((fread(buffer, 512, 1, fd)) != 1) + goto ERROR1; + + /* Loop to parse the EBR */ + for (i = 0;; i++) + { + char device_index[128]; + + if ((buffer[TABLE_SIGNATURE] != 0x55) || (buffer[TABLE_SIGNATURE + 1] != 0xAA)) + { + break; + } + mbr[mmc_partition_count].dstatus = \ + buffer[TABLE_ENTRY_0 + OFFSET_STATUS]; + mbr[mmc_partition_count].dtype = \ + buffer[TABLE_ENTRY_0 + OFFSET_TYPE]; + mbr[mmc_partition_count].dfirstsec = \ + GET_LWORD_FROM_BYTE(&buffer[TABLE_ENTRY_0 + \ + OFFSET_FIRST_SEC]) + \ + EBR_current_sec; + mbr[mmc_partition_count].dsize = \ + GET_LWORD_FROM_BYTE(&buffer[TABLE_ENTRY_0 + \ + OFFSET_SIZE]); + mmc_partition_name(&mbr[mmc_partition_count], \ + mbr[mmc_partition_count].dtype); + + sprintf(device_index, "%sp%d", device, (mmc_partition_count+1)); + mbr[mmc_partition_count].device_index = strdup(device_index); + + mmc_partition_count++; + if (mmc_partition_count == MAX_PARTITIONS) + goto SUCCESS; + + dfirstsec = GET_LWORD_FROM_BYTE(&buffer[TABLE_ENTRY_1 + OFFSET_FIRST_SEC]); + if(dfirstsec == 0) + { + /* Getting to the end of the EBR tables */ + break; + } + /* More EBR to follow - read in the next EBR sector */ + fseek (fd, ((EBR_first_sec + dfirstsec) * 512), SEEK_SET); + if ((fread(buffer, 512, 1, fd)) != 1) + goto ERROR1; + + EBR_current_sec = EBR_first_sec + dfirstsec; + } + +SUCCESS: + ret = mmc_partition_count; +ERROR1: + fclose(fd); +ERROR2: + return ret; +} + +int +mmc_scan_partitions() { + int i; + ssize_t nbytes; + + if (g_mmc_state.partitions == NULL) { + const int nump = MAX_PARTITIONS; + MmcPartition *partitions = malloc(nump * sizeof(*partitions)); + if (partitions == NULL) { + errno = ENOMEM; + return -1; + } + g_mmc_state.partitions = partitions; + g_mmc_state.partitions_allocd = nump; + memset(partitions, 0, nump * sizeof(*partitions)); + } + g_mmc_state.partition_count = 0; + ext3_count = 0; + vfat_count = 0; + + /* Initialize all of the entries to make things easier later. + * (Lets us handle sparsely-numbered partitions, which + * may not even be possible.) + */ + for (i = 0; i < g_mmc_state.partitions_allocd; i++) { + MmcPartition *p = &g_mmc_state.partitions[i]; + if (p->device_index != NULL) { + free(p->device_index); + p->device_index = NULL; + } + if (p->name != NULL) { + free(p->name); + p->name = NULL; + } + if (p->filesystem != NULL) { + free(p->filesystem); + p->filesystem = NULL; + } + } + + g_mmc_state.partition_count = mmc_read_mbr(MMC_DEVICENAME, g_mmc_state.partitions); + if(g_mmc_state.partition_count == -1) + { + printf("Error in reading mbr!\n"); + // keep "partitions" around so we can free the names on a rescan. + g_mmc_state.partition_count = -1; + } + return g_mmc_state.partition_count; +} + +static const MmcPartition * +mmc_find_partition_by_device_index(const char *device_index) +{ + if (g_mmc_state.partitions != NULL) { + int i; + for (i = 0; i < g_mmc_state.partitions_allocd; i++) { + MmcPartition *p = &g_mmc_state.partitions[i]; + if (p->device_index !=NULL && p->name != NULL) { + if (strcmp(p->device_index, device_index) == 0) { + return p; + } + } + } + } + return NULL; +} + +const MmcPartition * +mmc_find_partition_by_name(const char *name) +{ + if (name[0] == '/') { + return mmc_find_partition_by_device_index(name); + } + + if (g_mmc_state.partitions != NULL) { + int i; + for (i = 0; i < g_mmc_state.partitions_allocd; i++) { + MmcPartition *p = &g_mmc_state.partitions[i]; + if (p->device_index !=NULL && p->name != NULL) { + if (strcmp(p->name, name) == 0) { + return p; + } + } + } + } + return NULL; +} + +#define MKE2FS_BIN "/sbin/mke2fs" +#define TUNE2FS_BIN "/sbin/tune2fs" +#define E2FSCK_BIN "/sbin/e2fsck" + +int +run_exec_process ( char **argv) { + pid_t pid; + int status; + pid = fork(); + if (pid == 0) { + execv(argv[0], argv); + fprintf(stderr, "E:Can't run (%s)\n",strerror(errno)); + _exit(-1); + } + + waitpid(pid, &status, 0); + if (!WIFEXITED(status) || WEXITSTATUS(status) != 0) { + return 1; + } + return 0; +} + +int +format_ext3_device (const char *device) { + char *const mke2fs[] = {MKE2FS_BIN, "-j", "-q", device, NULL}; + char *const tune2fs[] = {TUNE2FS_BIN, "-C", "1", device, NULL}; + // Run mke2fs + if(run_exec_process(mke2fs)) { + printf("failure while running mke2fs\n"); + return -1; + } + + // Run tune2fs + if(run_exec_process(tune2fs)) { + printf("failure while running mke2fs\n"); + return -1; + } + + // Run e2fsck + char *const e2fsck[] = {E2FSCK_BIN, "-fy", device, NULL}; + if(run_exec_process(e2fsck)) { + printf("failure while running e2fsck\n"); + return -1; + } + + return 0; +} + +int +format_ext2_device (const char *device) { + // Run mke2fs + char *const mke2fs[] = {MKE2FS_BIN, device, NULL}; + if(run_exec_process(mke2fs)) + return -1; + + // Run tune2fs + char *const tune2fs[] = {TUNE2FS_BIN, "-C", "1", device, NULL}; + if(run_exec_process(tune2fs)) + return -1; + + // Run e2fsck + char *const e2fsck[] = {E2FSCK_BIN, "-fy", device, NULL}; + if(run_exec_process(e2fsck)) + return -1; + + return 0; +} + +int +mmc_format_ext3 (MmcPartition *partition) { + char device[128]; + strcpy(device, partition->device_index); + return format_ext3_device(device); +} + +int +mmc_mount_partition(const MmcPartition *partition, const char *mount_point, + int read_only) +{ + const unsigned long flags = MS_NOATIME | MS_NODEV | MS_NODIRATIME; + char devname[128]; + int rv = -1; + strcpy(devname, partition->device_index); + if (partition->filesystem == NULL) { + printf("Null filesystem!\n"); + return rv; + } + if (!read_only) { + rv = mount(devname, mount_point, partition->filesystem, flags, NULL); + } + if (read_only || rv < 0) { + rv = mount(devname, mount_point, partition->filesystem, flags | MS_RDONLY, 0); + if (rv < 0) { + printf("Failed to mount %s on %s: %s\n", + devname, mount_point, strerror(errno)); + } else { + printf("Mount %s on %s read-only\n", devname, mount_point); + } + } + return rv; +} + +int +mmc_raw_copy (const MmcPartition *partition, char *in_file) { + int ch; + FILE *in; + FILE *out; + int val = 0; + char buf[512]; + unsigned sz = 0; + unsigned i; + int ret = -1; + char *out_file = partition->device_index; + + in = fopen ( in_file, "r" ); + if (in == NULL) + goto ERROR3; + + out = fopen ( out_file, "w" ); + if (out == NULL) + goto ERROR2; + + fseek(in, 0L, SEEK_END); + sz = ftell(in); + fseek(in, 0L, SEEK_SET); + + if (sz % 512) + { + while ( ( ch = fgetc ( in ) ) != EOF ) + fputc ( ch, out ); + } + else + { + for (i=0; i< (sz/512); i++) + { + if ((fread(buf, 512, 1, in)) != 1) + goto ERROR1; + if ((fwrite(buf, 512, 1, out)) != 1) + goto ERROR1; + } + } + + fsync(out); + ret = 0; +ERROR1: + fclose ( out ); +ERROR2: + fclose ( in ); +ERROR3: + return ret; + +} + + +int +mmc_raw_dump_internal (const char* in_file, const char *out_file) { + int ch; + FILE *in; + FILE *out; + int val = 0; + char buf[512]; + unsigned sz = 0; + unsigned i; + int ret = -1; + + in = fopen ( in_file, "r" ); + if (in == NULL) + goto ERROR3; + + out = fopen ( out_file, "w" ); + if (out == NULL) + goto ERROR2; + + fseek(in, 0L, SEEK_END); + sz = ftell(in); + fseek(in, 0L, SEEK_SET); + + if (sz % 512) + { + while ( ( ch = fgetc ( in ) ) != EOF ) + fputc ( ch, out ); + } + else + { + for (i=0; i< (sz/512); i++) + { + if ((fread(buf, 512, 1, in)) != 1) + goto ERROR1; + if ((fwrite(buf, 512, 1, out)) != 1) + goto ERROR1; + } + } + + fsync(out); + ret = 0; +ERROR1: + fclose ( out ); +ERROR2: + fclose ( in ); +ERROR3: + return ret; + +} + +// TODO: refactor this to not be a giant copy paste mess +int +mmc_raw_dump (const MmcPartition *partition, char *out_file) { + return mmc_raw_dump_internal(partition->device_index, out_file); +} + + +int +mmc_raw_read (const MmcPartition *partition, char *data, int data_size) { + int ch; + FILE *in; + int val = 0; + char buf[512]; + unsigned sz = 0; + unsigned i; + int ret = -1; + char *in_file = partition->device_index; + + in = fopen ( in_file, "r" ); + if (in == NULL) + goto ERROR3; + + fseek(in, 0L, SEEK_END); + sz = ftell(in); + fseek(in, 0L, SEEK_SET); + + fread(data, data_size, 1, in); + + ret = 0; +ERROR1: +ERROR2: + fclose ( in ); +ERROR3: + return ret; + +} + +int +mmc_raw_write (const MmcPartition *partition, char *data, int data_size) { + int ch; + FILE *out; + int val = 0; + char buf[512]; + unsigned sz = 0; + unsigned i; + int ret = -1; + char *out_file = partition->device_index; + + out = fopen ( out_file, "w" ); + if (out == NULL) + goto ERROR3; + + fwrite(data, data_size, 1, out); + + ret = 0; +ERROR1: +ERROR2: + fclose ( out ); +ERROR3: + return ret; + +} + +int cmd_mmc_restore_raw_partition(const char *partition, const char *filename) +{ + if (partition[0] != '/') { + mmc_scan_partitions(); + const MmcPartition *p; + p = mmc_find_partition_by_name(partition); + if (p == NULL) + return -1; + return mmc_raw_copy(p, filename); + } + else { + return mmc_raw_dump_internal(filename, partition); + } +} + +int cmd_mmc_backup_raw_partition(const char *partition, const char *filename) +{ + if (partition[0] != '/') { + mmc_scan_partitions(); + const MmcPartition *p; + p = mmc_find_partition_by_name(partition); + if (p == NULL) + return -1; + return mmc_raw_dump(p, filename); + } + else { + return mmc_raw_dump_internal(partition, filename); + } +} + +int cmd_mmc_erase_raw_partition(const char *partition) +{ + return 0; +} + +int cmd_mmc_erase_partition(const char *partition, const char *filesystem) +{ + mmc_scan_partitions(); + const MmcPartition *p; + p = mmc_find_partition_by_name(partition); + if (p == NULL) + return -1; + return mmc_format_ext3 (p); +} + +int cmd_mmc_mount_partition(const char *partition, const char *mount_point, const char *filesystem, int read_only) +{ + mmc_scan_partitions(); + const MmcPartition *p; + p = mmc_find_partition_by_name(partition); + if (p == NULL) + return -1; + return mmc_mount_partition(p, mount_point, read_only); +} + +int cmd_mmc_get_partition_device(const char *partition, char *device) +{ + mmc_scan_partitions(); + const MmcPartition *p; + p = mmc_find_partition_by_name(partition); + if (p == NULL) + return -1; + strcpy(device, p->device_index); + return 0; +} diff --git a/mmcutils/mmcutils.h b/mmcutils/mmcutils.h new file mode 100644 index 000000000..5b10fdca4 --- /dev/null +++ b/mmcutils/mmcutils.h @@ -0,0 +1,91 @@ +/* + * Copyright (c) 2010, Code Aurora Forum. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials provided + * with the distribution. + * * Neither the name of Code Aurora Forum, Inc. nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN + * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef MMCUTILS_H_ +#define MMCUTILS_H_ + +/* Some useful define used to access the MBR/EBR table */ +#define BLOCK_SIZE 0x200 +#define TABLE_ENTRY_0 0x1BE +#define TABLE_ENTRY_1 0x1CE +#define TABLE_ENTRY_2 0x1DE +#define TABLE_ENTRY_3 0x1EE +#define TABLE_SIGNATURE 0x1FE +#define TABLE_ENTRY_SIZE 0x010 + +#define OFFSET_STATUS 0x00 +#define OFFSET_TYPE 0x04 +#define OFFSET_FIRST_SEC 0x08 +#define OFFSET_SIZE 0x0C +#define COPYBUFF_SIZE (1024 * 16) +#define BINARY_IN_TABLE_SIZE (16 * 512) +#define MAX_FILE_ENTRIES 20 + +#define MMC_BOOT_TYPE 0x48 +#define MMC_SYSTEM_TYPE 0x82 +#define MMC_USERDATA_TYPE 0x83 +#define MMC_RECOVERY_TYPE 0x71 + +#define MMC_RCA 2 + +#define MAX_PARTITIONS 64 + +#define GET_LWORD_FROM_BYTE(x) ((unsigned)*(x) | \ + ((unsigned)*((x)+1) << 8) | \ + ((unsigned)*((x)+2) << 16) | \ + ((unsigned)*((x)+3) << 24)) + +#define PUT_LWORD_TO_BYTE(x, y) do{*(x) = (y) & 0xff; \ + *((x)+1) = ((y) >> 8) & 0xff; \ + *((x)+2) = ((y) >> 16) & 0xff; \ + *((x)+3) = ((y) >> 24) & 0xff; }while(0) + +#define GET_PAR_NUM_FROM_POS(x) ((((x) & 0x0000FF00) >> 8) + ((x) & 0x000000FF)) + +#define MMC_BOOT_TYPE 0x48 +#define MMC_EXT3_TYPE 0x83 +#define MMC_VFAT_TYPE 0xC +typedef struct MmcPartition MmcPartition; + +/* Functions */ +int mmc_scan_partitions(); +const MmcPartition *mmc_find_partition_by_name(const char *name); +int mmc_format_ext3 (MmcPartition *partition); +int mmc_mount_partition(const MmcPartition *partition, const char *mount_point, \ + int read_only); +int mmc_raw_copy (const MmcPartition *partition, char *in_file); +int mmc_raw_read (const MmcPartition *partition, char *data, int data_size); +int mmc_raw_write (const MmcPartition *partition, char *data, int data_size); + +int format_ext2_device(const char *device); +int format_ext3_device(const char *device); + +#endif // MMCUTILS_H_ + + |