| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| * FOR A PARTICULAR PURPOSE 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. |
| */ |
| |
| #define _LARGEFILE64_SOURCE |
| |
| #include <ctype.h> |
| #include <errno.h> |
| #include <fcntl.h> |
| #include <getopt.h> |
| #include <inttypes.h> |
| #include <limits.h> |
| #include <stdbool.h> |
| #include <stdint.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <sys/stat.h> |
| #include <sys/time.h> |
| #include <sys/types.h> |
| #include <unistd.h> |
| |
| #include <sparse/sparse.h> |
| #include <ziparchive/zip_archive.h> |
| |
| #include "bootimg_utils.h" |
| #include "fastboot.h" |
| #include "fs.h" |
| |
| #ifndef O_BINARY |
| #define O_BINARY 0 |
| #endif |
| |
| #define ARRAY_SIZE(a) (sizeof(a)/sizeof(*(a))) |
| |
| char cur_product[FB_RESPONSE_SZ + 1]; |
| |
| static const char *serial = 0; |
| static const char *product = 0; |
| static const char *cmdline = 0; |
| static unsigned short vendor_id = 0; |
| static int long_listing = 0; |
| static int64_t sparse_limit = -1; |
| static int64_t target_sparse_limit = -1; |
| |
| unsigned page_size = 2048; |
| unsigned base_addr = 0x10000000; |
| unsigned kernel_offset = 0x00008000; |
| unsigned ramdisk_offset = 0x01000000; |
| unsigned second_offset = 0x00f00000; |
| unsigned tags_offset = 0x00000100; |
| |
| enum fb_buffer_type { |
| FB_BUFFER, |
| FB_BUFFER_SPARSE, |
| }; |
| |
| struct fastboot_buffer { |
| enum fb_buffer_type type; |
| void *data; |
| unsigned int sz; |
| }; |
| |
| static struct { |
| char img_name[13]; |
| char sig_name[13]; |
| char part_name[9]; |
| bool is_optional; |
| } images[] = { |
| {"boot.img", "boot.sig", "boot", false}, |
| {"recovery.img", "recovery.sig", "recovery", true}, |
| {"system.img", "system.sig", "system", false}, |
| {"vendor.img", "vendor.sig", "vendor", true}, |
| }; |
| |
| char *find_item(const char *item, const char *product) |
| { |
| char *dir; |
| const char *fn; |
| char path[PATH_MAX + 128]; |
| |
| if(!strcmp(item,"boot")) { |
| fn = "boot.img"; |
| } else if(!strcmp(item,"recovery")) { |
| fn = "recovery.img"; |
| } else if(!strcmp(item,"system")) { |
| fn = "system.img"; |
| } else if(!strcmp(item,"vendor")) { |
| fn = "vendor.img"; |
| } else if(!strcmp(item,"userdata")) { |
| fn = "userdata.img"; |
| } else if(!strcmp(item,"cache")) { |
| fn = "cache.img"; |
| } else if(!strcmp(item,"info")) { |
| fn = "android-info.txt"; |
| } else { |
| fprintf(stderr,"unknown partition '%s'\n", item); |
| return 0; |
| } |
| |
| if(product) { |
| get_my_path(path); |
| sprintf(path + strlen(path), |
| "../../../target/product/%s/%s", product, fn); |
| return strdup(path); |
| } |
| |
| dir = getenv("ANDROID_PRODUCT_OUT"); |
| if((dir == 0) || (dir[0] == 0)) { |
| die("neither -p product specified nor ANDROID_PRODUCT_OUT set"); |
| return 0; |
| } |
| |
| sprintf(path, "%s/%s", dir, fn); |
| return strdup(path); |
| } |
| |
| static int64_t file_size(int fd) |
| { |
| struct stat st; |
| int ret; |
| |
| ret = fstat(fd, &st); |
| |
| return ret ? -1 : st.st_size; |
| } |
| |
| static void *load_fd(int fd, unsigned *_sz) |
| { |
| char *data; |
| int sz; |
| int errno_tmp; |
| |
| data = 0; |
| |
| sz = file_size(fd); |
| if (sz < 0) { |
| goto oops; |
| } |
| |
| data = (char*) malloc(sz); |
| if(data == 0) goto oops; |
| |
| if(read(fd, data, sz) != sz) goto oops; |
| close(fd); |
| |
| if(_sz) *_sz = sz; |
| return data; |
| |
| oops: |
| errno_tmp = errno; |
| close(fd); |
| if(data != 0) free(data); |
| errno = errno_tmp; |
| return 0; |
| } |
| |
| static void *load_file(const char *fn, unsigned *_sz) |
| { |
| int fd; |
| |
| fd = open(fn, O_RDONLY | O_BINARY); |
| if(fd < 0) return 0; |
| |
| return load_fd(fd, _sz); |
| } |
| |
| int match_fastboot_with_serial(usb_ifc_info* info, const char* local_serial) { |
| // Require a matching vendor id if the user specified one with -i. |
| if (vendor_id != 0 && info->dev_vendor != vendor_id) { |
| return -1; |
| } |
| |
| if (info->ifc_class != 0xff || info->ifc_subclass != 0x42 || info->ifc_protocol != 0x03) { |
| return -1; |
| } |
| |
| // require matching serial number or device path if requested |
| // at the command line with the -s option. |
| if (local_serial && (strcmp(local_serial, info->serial_number) != 0 && |
| strcmp(local_serial, info->device_path) != 0)) return -1; |
| return 0; |
| } |
| |
| int match_fastboot(usb_ifc_info *info) |
| { |
| return match_fastboot_with_serial(info, serial); |
| } |
| |
| int list_devices_callback(usb_ifc_info *info) |
| { |
| if (match_fastboot_with_serial(info, NULL) == 0) { |
| const char* serial = info->serial_number; |
| if (!info->writable) { |
| serial = "no permissions"; // like "adb devices" |
| } |
| if (!serial[0]) { |
| serial = "????????????"; |
| } |
| // output compatible with "adb devices" |
| if (!long_listing) { |
| printf("%s\tfastboot\n", serial); |
| } else if (strcmp("", info->device_path) == 0) { |
| printf("%-22s fastboot\n", serial); |
| } else { |
| printf("%-22s fastboot %s\n", serial, info->device_path); |
| } |
| } |
| |
| return -1; |
| } |
| |
| usb_handle *open_device(void) |
| { |
| static usb_handle *usb = 0; |
| int announce = 1; |
| |
| if(usb) return usb; |
| |
| for(;;) { |
| usb = usb_open(match_fastboot); |
| if(usb) return usb; |
| if(announce) { |
| announce = 0; |
| fprintf(stderr,"< waiting for device >\n"); |
| } |
| usleep(1000); |
| } |
| } |
| |
| void list_devices(void) { |
| // We don't actually open a USB device here, |
| // just getting our callback called so we can |
| // list all the connected devices. |
| usb_open(list_devices_callback); |
| } |
| |
| void usage(void) |
| { |
| fprintf(stderr, |
| /* 1234567890123456789012345678901234567890123456789012345678901234567890123456 */ |
| "usage: fastboot [ <option> ] <command>\n" |
| "\n" |
| "commands:\n" |
| " update <filename> Reflash device from update.zip.\n" |
| " flashall Flash boot, system, vendor, and --\n" |
| " if found -- recovery.\n" |
| " flash <partition> [ <filename> ] Write a file to a flash partition.\n" |
| " flashing lock Locks the device. Prevents flashing.\n" |
| " flashing unlock Unlocks the device. Allows flashing\n" |
| " any partition except\n" |
| " bootloader-related partitions.\n" |
| " flashing lock_critical Prevents flashing bootloader-related\n" |
| " partitions.\n" |
| " flashing unlock_critical Enables flashing bootloader-related\n" |
| " partitions.\n" |
| " flashing get_unlock_ability Queries bootloader to see if the\n" |
| " device is unlocked.\n" |
| " erase <partition> Erase a flash partition.\n" |
| " format[:[<fs type>][:[<size>]] <partition>\n" |
| " Format a flash partition. Can\n" |
| " override the fs type and/or size\n" |
| " the bootloader reports.\n" |
| " getvar <variable> Display a bootloader variable.\n" |
| " boot <kernel> [ <ramdisk> [ <second> ] ] Download and boot kernel.\n" |
| " flash:raw boot <kernel> [ <ramdisk> [ <second> ] ]\n" |
| " Create bootimage and flash it.\n" |
| " devices [-l] List all connected devices [with\n" |
| " device paths].\n" |
| " continue Continue with autoboot.\n" |
| " reboot [bootloader] Reboot device [into bootloader].\n" |
| " reboot-bootloader Reboot device into bootloader.\n" |
| " help Show this help message.\n" |
| "\n" |
| "options:\n" |
| " -w Erase userdata and cache (and format\n" |
| " if supported by partition type).\n" |
| " -u Do not erase partition before\n" |
| " formatting.\n" |
| " -s <specific device> Specify device serial number\n" |
| " or path to device port.\n" |
| " -p <product> Specify product name.\n" |
| " -c <cmdline> Override kernel commandline.\n" |
| " -i <vendor id> Specify a custom USB vendor id.\n" |
| " -b <base_addr> Specify a custom kernel base\n" |
| " address (default: 0x10000000).\n" |
| " -n <page size> Specify the nand page size\n" |
| " (default: 2048).\n" |
| " -S <size>[K|M|G] Automatically sparse files greater\n" |
| " than 'size'. 0 to disable.\n" |
| ); |
| } |
| |
| void *load_bootable_image(const char *kernel, const char *ramdisk, |
| const char *secondstage, unsigned *sz, |
| const char *cmdline) |
| { |
| void *kdata = 0, *rdata = 0, *sdata = 0; |
| unsigned ksize = 0, rsize = 0, ssize = 0; |
| void *bdata; |
| unsigned bsize; |
| |
| if(kernel == 0) { |
| fprintf(stderr, "no image specified\n"); |
| return 0; |
| } |
| |
| kdata = load_file(kernel, &ksize); |
| if(kdata == 0) { |
| fprintf(stderr, "cannot load '%s': %s\n", kernel, strerror(errno)); |
| return 0; |
| } |
| |
| /* is this actually a boot image? */ |
| if(!memcmp(kdata, BOOT_MAGIC, BOOT_MAGIC_SIZE)) { |
| if(cmdline) bootimg_set_cmdline((boot_img_hdr*) kdata, cmdline); |
| |
| if(ramdisk) { |
| fprintf(stderr, "cannot boot a boot.img *and* ramdisk\n"); |
| return 0; |
| } |
| |
| *sz = ksize; |
| return kdata; |
| } |
| |
| if(ramdisk) { |
| rdata = load_file(ramdisk, &rsize); |
| if(rdata == 0) { |
| fprintf(stderr,"cannot load '%s': %s\n", ramdisk, strerror(errno)); |
| return 0; |
| } |
| } |
| |
| if (secondstage) { |
| sdata = load_file(secondstage, &ssize); |
| if(sdata == 0) { |
| fprintf(stderr,"cannot load '%s': %s\n", secondstage, strerror(errno)); |
| return 0; |
| } |
| } |
| |
| fprintf(stderr,"creating boot image...\n"); |
| bdata = mkbootimg(kdata, ksize, kernel_offset, |
| rdata, rsize, ramdisk_offset, |
| sdata, ssize, second_offset, |
| page_size, base_addr, tags_offset, &bsize); |
| if(bdata == 0) { |
| fprintf(stderr,"failed to create boot.img\n"); |
| return 0; |
| } |
| if(cmdline) bootimg_set_cmdline((boot_img_hdr*) bdata, cmdline); |
| fprintf(stderr,"creating boot image - %d bytes\n", bsize); |
| *sz = bsize; |
| |
| return bdata; |
| } |
| |
| static void* unzip_file(ZipArchiveHandle zip, const char* entry_name, unsigned* sz) |
| { |
| ZipString zip_entry_name(entry_name); |
| ZipEntry zip_entry; |
| if (FindEntry(zip, zip_entry_name, &zip_entry) != 0) { |
| fprintf(stderr, "archive does not contain '%s'\n", entry_name); |
| return 0; |
| } |
| |
| *sz = zip_entry.uncompressed_length; |
| |
| uint8_t* data = reinterpret_cast<uint8_t*>(malloc(zip_entry.uncompressed_length)); |
| if (data == NULL) { |
| fprintf(stderr, "failed to allocate %u bytes for '%s'\n", *sz, entry_name); |
| return 0; |
| } |
| |
| int error = ExtractToMemory(zip, &zip_entry, data, zip_entry.uncompressed_length); |
| if (error != 0) { |
| fprintf(stderr, "failed to extract '%s': %s\n", entry_name, ErrorCodeString(error)); |
| free(data); |
| return 0; |
| } |
| |
| return data; |
| } |
| |
| #if defined(_WIN32) |
| |
| // TODO: move this to somewhere it can be shared. |
| |
| #include <windows.h> |
| |
| // Windows' tmpfile(3) requires administrator rights because |
| // it creates temporary files in the root directory. |
| static FILE* win32_tmpfile() { |
| char temp_path[PATH_MAX]; |
| DWORD nchars = GetTempPath(sizeof(temp_path), temp_path); |
| if (nchars == 0 || nchars >= sizeof(temp_path)) { |
| fprintf(stderr, "GetTempPath failed, error %ld\n", GetLastError()); |
| return nullptr; |
| } |
| |
| char filename[PATH_MAX]; |
| if (GetTempFileName(temp_path, "fastboot", 0, filename) == 0) { |
| fprintf(stderr, "GetTempFileName failed, error %ld\n", GetLastError()); |
| return nullptr; |
| } |
| |
| return fopen(filename, "w+bTD"); |
| } |
| |
| #define tmpfile win32_tmpfile |
| |
| #endif |
| |
| static int unzip_to_file(ZipArchiveHandle zip, char* entry_name) { |
| FILE* fp = tmpfile(); |
| if (fp == NULL) { |
| fprintf(stderr, "failed to create temporary file for '%s': %s\n", |
| entry_name, strerror(errno)); |
| return -1; |
| } |
| |
| ZipString zip_entry_name(entry_name); |
| ZipEntry zip_entry; |
| if (FindEntry(zip, zip_entry_name, &zip_entry) != 0) { |
| fprintf(stderr, "archive does not contain '%s'\n", entry_name); |
| return -1; |
| } |
| |
| int fd = fileno(fp); |
| int error = ExtractEntryToFile(zip, &zip_entry, fd); |
| if (error != 0) { |
| fprintf(stderr, "failed to extract '%s': %s\n", entry_name, ErrorCodeString(error)); |
| return -1; |
| } |
| |
| lseek(fd, 0, SEEK_SET); |
| return fd; |
| } |
| |
| static char *strip(char *s) |
| { |
| int n; |
| while(*s && isspace(*s)) s++; |
| n = strlen(s); |
| while(n-- > 0) { |
| if(!isspace(s[n])) break; |
| s[n] = 0; |
| } |
| return s; |
| } |
| |
| #define MAX_OPTIONS 32 |
| static int setup_requirement_line(char *name) |
| { |
| char *val[MAX_OPTIONS]; |
| char *prod = NULL; |
| unsigned n, count; |
| char *x; |
| int invert = 0; |
| |
| if (!strncmp(name, "reject ", 7)) { |
| name += 7; |
| invert = 1; |
| } else if (!strncmp(name, "require ", 8)) { |
| name += 8; |
| invert = 0; |
| } else if (!strncmp(name, "require-for-product:", 20)) { |
| // Get the product and point name past it |
| prod = name + 20; |
| name = strchr(name, ' '); |
| if (!name) return -1; |
| *name = 0; |
| name += 1; |
| invert = 0; |
| } |
| |
| x = strchr(name, '='); |
| if (x == 0) return 0; |
| *x = 0; |
| val[0] = x + 1; |
| |
| for(count = 1; count < MAX_OPTIONS; count++) { |
| x = strchr(val[count - 1],'|'); |
| if (x == 0) break; |
| *x = 0; |
| val[count] = x + 1; |
| } |
| |
| name = strip(name); |
| for(n = 0; n < count; n++) val[n] = strip(val[n]); |
| |
| name = strip(name); |
| if (name == 0) return -1; |
| |
| const char* var = name; |
| // Work around an unfortunate name mismatch. |
| if (!strcmp(name,"board")) var = "product"; |
| |
| const char** out = reinterpret_cast<const char**>(malloc(sizeof(char*) * count)); |
| if (out == 0) return -1; |
| |
| for(n = 0; n < count; n++) { |
| out[n] = strdup(strip(val[n])); |
| if (out[n] == 0) { |
| for(size_t i = 0; i < n; ++i) { |
| free((char*) out[i]); |
| } |
| free(out); |
| return -1; |
| } |
| } |
| |
| fb_queue_require(prod, var, invert, n, out); |
| return 0; |
| } |
| |
| static void setup_requirements(char *data, unsigned sz) |
| { |
| char *s; |
| |
| s = data; |
| while (sz-- > 0) { |
| if(*s == '\n') { |
| *s++ = 0; |
| if (setup_requirement_line(data)) { |
| die("out of memory"); |
| } |
| data = s; |
| } else { |
| s++; |
| } |
| } |
| } |
| |
| void queue_info_dump(void) |
| { |
| fb_queue_notice("--------------------------------------------"); |
| fb_queue_display("version-bootloader", "Bootloader Version..."); |
| fb_queue_display("version-baseband", "Baseband Version....."); |
| fb_queue_display("serialno", "Serial Number........"); |
| fb_queue_notice("--------------------------------------------"); |
| } |
| |
| static struct sparse_file **load_sparse_files(int fd, int max_size) |
| { |
| struct sparse_file* s = sparse_file_import_auto(fd, false, true); |
| if (!s) { |
| die("cannot sparse read file\n"); |
| } |
| |
| int files = sparse_file_resparse(s, max_size, NULL, 0); |
| if (files < 0) { |
| die("Failed to resparse\n"); |
| } |
| |
| sparse_file** out_s = reinterpret_cast<sparse_file**>(calloc(sizeof(struct sparse_file *), files + 1)); |
| if (!out_s) { |
| die("Failed to allocate sparse file array\n"); |
| } |
| |
| files = sparse_file_resparse(s, max_size, out_s, files); |
| if (files < 0) { |
| die("Failed to resparse\n"); |
| } |
| |
| return out_s; |
| } |
| |
| static int64_t get_target_sparse_limit(struct usb_handle *usb) |
| { |
| int64_t limit = 0; |
| char response[FB_RESPONSE_SZ + 1]; |
| int status = fb_getvar(usb, response, "max-download-size"); |
| |
| if (!status) { |
| limit = strtoul(response, NULL, 0); |
| if (limit > 0) { |
| fprintf(stderr, "target reported max download size of %" PRId64 " bytes\n", |
| limit); |
| } |
| } |
| |
| return limit; |
| } |
| |
| static int64_t get_sparse_limit(struct usb_handle *usb, int64_t size) |
| { |
| int64_t limit; |
| |
| if (sparse_limit == 0) { |
| return 0; |
| } else if (sparse_limit > 0) { |
| limit = sparse_limit; |
| } else { |
| if (target_sparse_limit == -1) { |
| target_sparse_limit = get_target_sparse_limit(usb); |
| } |
| if (target_sparse_limit > 0) { |
| limit = target_sparse_limit; |
| } else { |
| return 0; |
| } |
| } |
| |
| if (size > limit) { |
| return limit; |
| } |
| |
| return 0; |
| } |
| |
| /* Until we get lazy inode table init working in make_ext4fs, we need to |
| * erase partitions of type ext4 before flashing a filesystem so no stale |
| * inodes are left lying around. Otherwise, e2fsck gets very upset. |
| */ |
| static int needs_erase(usb_handle* usb, const char *part) |
| { |
| /* The function fb_format_supported() currently returns the value |
| * we want, so just call it. |
| */ |
| return fb_format_supported(usb, part, NULL); |
| } |
| |
| static int load_buf_fd(usb_handle *usb, int fd, |
| struct fastboot_buffer *buf) |
| { |
| int64_t sz64; |
| void *data; |
| int64_t limit; |
| |
| |
| sz64 = file_size(fd); |
| if (sz64 < 0) { |
| return -1; |
| } |
| |
| lseek(fd, 0, SEEK_SET); |
| limit = get_sparse_limit(usb, sz64); |
| if (limit) { |
| struct sparse_file **s = load_sparse_files(fd, limit); |
| if (s == NULL) { |
| return -1; |
| } |
| buf->type = FB_BUFFER_SPARSE; |
| buf->data = s; |
| } else { |
| unsigned int sz; |
| data = load_fd(fd, &sz); |
| if (data == 0) return -1; |
| buf->type = FB_BUFFER; |
| buf->data = data; |
| buf->sz = sz; |
| } |
| |
| return 0; |
| } |
| |
| static int load_buf(usb_handle *usb, const char *fname, |
| struct fastboot_buffer *buf) |
| { |
| int fd; |
| |
| fd = open(fname, O_RDONLY | O_BINARY); |
| if (fd < 0) { |
| return -1; |
| } |
| |
| return load_buf_fd(usb, fd, buf); |
| } |
| |
| static void flash_buf(const char *pname, struct fastboot_buffer *buf) |
| { |
| sparse_file** s; |
| |
| switch (buf->type) { |
| case FB_BUFFER_SPARSE: |
| s = reinterpret_cast<sparse_file**>(buf->data); |
| while (*s) { |
| int64_t sz64 = sparse_file_len(*s, true, false); |
| fb_queue_flash_sparse(pname, *s++, sz64); |
| } |
| break; |
| case FB_BUFFER: |
| fb_queue_flash(pname, buf->data, buf->sz); |
| break; |
| default: |
| die("unknown buffer type: %d", buf->type); |
| } |
| } |
| |
| void do_flash(usb_handle *usb, const char *pname, const char *fname) |
| { |
| struct fastboot_buffer buf; |
| |
| if (load_buf(usb, fname, &buf)) { |
| die("cannot load '%s'", fname); |
| } |
| flash_buf(pname, &buf); |
| } |
| |
| void do_update_signature(ZipArchiveHandle zip, char *fn) |
| { |
| unsigned sz; |
| void* data = unzip_file(zip, fn, &sz); |
| if (data == 0) return; |
| fb_queue_download("signature", data, sz); |
| fb_queue_command("signature", "installing signature"); |
| } |
| |
| void do_update(usb_handle *usb, const char *filename, int erase_first) |
| { |
| queue_info_dump(); |
| |
| fb_queue_query_save("product", cur_product, sizeof(cur_product)); |
| |
| ZipArchiveHandle zip; |
| int error = OpenArchive(filename, &zip); |
| if (error != 0) { |
| CloseArchive(zip); |
| die("failed to open zip file '%s': %s", filename, ErrorCodeString(error)); |
| } |
| |
| unsigned sz; |
| void* data = unzip_file(zip, "android-info.txt", &sz); |
| if (data == 0) { |
| CloseArchive(zip); |
| die("update package '%s' has no android-info.txt", filename); |
| } |
| |
| setup_requirements(reinterpret_cast<char*>(data), sz); |
| |
| for (size_t i = 0; i < ARRAY_SIZE(images); ++i) { |
| int fd = unzip_to_file(zip, images[i].img_name); |
| if (fd == -1) { |
| if (images[i].is_optional) { |
| continue; |
| } |
| CloseArchive(zip); |
| exit(1); // unzip_to_file already explained why. |
| } |
| fastboot_buffer buf; |
| int rc = load_buf_fd(usb, fd, &buf); |
| if (rc) die("cannot load %s from flash", images[i].img_name); |
| do_update_signature(zip, images[i].sig_name); |
| if (erase_first && needs_erase(usb, images[i].part_name)) { |
| fb_queue_erase(images[i].part_name); |
| } |
| flash_buf(images[i].part_name, &buf); |
| /* not closing the fd here since the sparse code keeps the fd around |
| * but hasn't mmaped data yet. The tmpfile will get cleaned up when the |
| * program exits. |
| */ |
| } |
| |
| CloseArchive(zip); |
| } |
| |
| void do_send_signature(char *fn) |
| { |
| void *data; |
| unsigned sz; |
| char *xtn; |
| |
| xtn = strrchr(fn, '.'); |
| if (!xtn) return; |
| if (strcmp(xtn, ".img")) return; |
| |
| strcpy(xtn,".sig"); |
| data = load_file(fn, &sz); |
| strcpy(xtn,".img"); |
| if (data == 0) return; |
| fb_queue_download("signature", data, sz); |
| fb_queue_command("signature", "installing signature"); |
| } |
| |
| void do_flashall(usb_handle *usb, int erase_first) |
| { |
| queue_info_dump(); |
| |
| fb_queue_query_save("product", cur_product, sizeof(cur_product)); |
| |
| char* fname = find_item("info", product); |
| if (fname == 0) die("cannot find android-info.txt"); |
| |
| unsigned sz; |
| void* data = load_file(fname, &sz); |
| if (data == 0) die("could not load android-info.txt: %s", strerror(errno)); |
| |
| setup_requirements(reinterpret_cast<char*>(data), sz); |
| |
| for (size_t i = 0; i < ARRAY_SIZE(images); i++) { |
| fname = find_item(images[i].part_name, product); |
| fastboot_buffer buf; |
| if (load_buf(usb, fname, &buf)) { |
| if (images[i].is_optional) |
| continue; |
| die("could not load %s\n", images[i].img_name); |
| } |
| do_send_signature(fname); |
| if (erase_first && needs_erase(usb, images[i].part_name)) { |
| fb_queue_erase(images[i].part_name); |
| } |
| flash_buf(images[i].part_name, &buf); |
| } |
| } |
| |
| #define skip(n) do { argc -= (n); argv += (n); } while (0) |
| #define require(n) do { if (argc < (n)) {usage(); exit(1);}} while (0) |
| |
| int do_oem_command(int argc, char **argv) |
| { |
| char command[256]; |
| if (argc <= 1) return 0; |
| |
| command[0] = 0; |
| while(1) { |
| strcat(command,*argv); |
| skip(1); |
| if(argc == 0) break; |
| strcat(command," "); |
| } |
| |
| fb_queue_command(command,""); |
| return 0; |
| } |
| |
| static int64_t parse_num(const char *arg) |
| { |
| char *endptr; |
| unsigned long long num; |
| |
| num = strtoull(arg, &endptr, 0); |
| if (endptr == arg) { |
| return -1; |
| } |
| |
| if (*endptr == 'k' || *endptr == 'K') { |
| if (num >= (-1ULL) / 1024) { |
| return -1; |
| } |
| num *= 1024LL; |
| endptr++; |
| } else if (*endptr == 'm' || *endptr == 'M') { |
| if (num >= (-1ULL) / (1024 * 1024)) { |
| return -1; |
| } |
| num *= 1024LL * 1024LL; |
| endptr++; |
| } else if (*endptr == 'g' || *endptr == 'G') { |
| if (num >= (-1ULL) / (1024 * 1024 * 1024)) { |
| return -1; |
| } |
| num *= 1024LL * 1024LL * 1024LL; |
| endptr++; |
| } |
| |
| if (*endptr != '\0') { |
| return -1; |
| } |
| |
| if (num > INT64_MAX) { |
| return -1; |
| } |
| |
| return num; |
| } |
| |
| void fb_perform_format(usb_handle* usb, |
| const char *partition, int skip_if_not_supported, |
| const char *type_override, const char *size_override) |
| { |
| char pTypeBuff[FB_RESPONSE_SZ + 1], pSizeBuff[FB_RESPONSE_SZ + 1]; |
| char *pType = pTypeBuff; |
| char *pSize = pSizeBuff; |
| unsigned int limit = INT_MAX; |
| struct fastboot_buffer buf; |
| const char *errMsg = NULL; |
| const struct fs_generator *gen; |
| uint64_t pSz; |
| int status; |
| int fd; |
| |
| if (target_sparse_limit > 0 && target_sparse_limit < limit) |
| limit = target_sparse_limit; |
| if (sparse_limit > 0 && sparse_limit < limit) |
| limit = sparse_limit; |
| |
| status = fb_getvar(usb, pType, "partition-type:%s", partition); |
| if (status) { |
| errMsg = "Can't determine partition type.\n"; |
| goto failed; |
| } |
| if (type_override) { |
| if (strcmp(type_override, pType)) { |
| fprintf(stderr, |
| "Warning: %s type is %s, but %s was requested for formating.\n", |
| partition, pType, type_override); |
| } |
| pType = (char *)type_override; |
| } |
| |
| status = fb_getvar(usb, pSize, "partition-size:%s", partition); |
| if (status) { |
| errMsg = "Unable to get partition size\n"; |
| goto failed; |
| } |
| if (size_override) { |
| if (strcmp(size_override, pSize)) { |
| fprintf(stderr, |
| "Warning: %s size is %s, but %s was requested for formating.\n", |
| partition, pSize, size_override); |
| } |
| pSize = (char *)size_override; |
| } |
| |
| gen = fs_get_generator(pType); |
| if (!gen) { |
| if (skip_if_not_supported) { |
| fprintf(stderr, "Erase successful, but not automatically formatting.\n"); |
| fprintf(stderr, "File system type %s not supported.\n", pType); |
| return; |
| } |
| fprintf(stderr, "Formatting is not supported for filesystem with type '%s'.\n", pType); |
| return; |
| } |
| |
| pSz = strtoll(pSize, (char **)NULL, 16); |
| |
| fd = fileno(tmpfile()); |
| if (fs_generator_generate(gen, fd, pSz)) { |
| close(fd); |
| fprintf(stderr, "Cannot generate image.\n"); |
| return; |
| } |
| |
| if (load_buf_fd(usb, fd, &buf)) { |
| fprintf(stderr, "Cannot read image.\n"); |
| close(fd); |
| return; |
| } |
| flash_buf(partition, &buf); |
| |
| return; |
| |
| |
| failed: |
| if (skip_if_not_supported) { |
| fprintf(stderr, "Erase successful, but not automatically formatting.\n"); |
| if (errMsg) |
| fprintf(stderr, "%s", errMsg); |
| } |
| fprintf(stderr,"FAILED (%s)\n", fb_get_error()); |
| } |
| |
| int main(int argc, char **argv) |
| { |
| int wants_wipe = 0; |
| int wants_reboot = 0; |
| int wants_reboot_bootloader = 0; |
| int erase_first = 1; |
| void *data; |
| unsigned sz; |
| int status; |
| int c; |
| int longindex; |
| |
| const struct option longopts[] = { |
| {"base", required_argument, 0, 'b'}, |
| {"kernel_offset", required_argument, 0, 'k'}, |
| {"page_size", required_argument, 0, 'n'}, |
| {"ramdisk_offset", required_argument, 0, 'r'}, |
| {"tags_offset", required_argument, 0, 't'}, |
| {"help", no_argument, 0, 'h'}, |
| {"unbuffered", no_argument, 0, 0}, |
| {"version", no_argument, 0, 0}, |
| {0, 0, 0, 0} |
| }; |
| |
| serial = getenv("ANDROID_SERIAL"); |
| |
| while (1) { |
| c = getopt_long(argc, argv, "wub:k:n:r:t:s:S:lp:c:i:m:h", longopts, &longindex); |
| if (c < 0) { |
| break; |
| } |
| /* Alphabetical cases */ |
| switch (c) { |
| case 'b': |
| base_addr = strtoul(optarg, 0, 16); |
| break; |
| case 'c': |
| cmdline = optarg; |
| break; |
| case 'h': |
| usage(); |
| return 1; |
| case 'i': { |
| char *endptr = NULL; |
| unsigned long val; |
| |
| val = strtoul(optarg, &endptr, 0); |
| if (!endptr || *endptr != '\0' || (val & ~0xffff)) |
| die("invalid vendor id '%s'", optarg); |
| vendor_id = (unsigned short)val; |
| break; |
| } |
| case 'k': |
| kernel_offset = strtoul(optarg, 0, 16); |
| break; |
| case 'l': |
| long_listing = 1; |
| break; |
| case 'n': |
| page_size = (unsigned)strtoul(optarg, NULL, 0); |
| if (!page_size) die("invalid page size"); |
| break; |
| case 'p': |
| product = optarg; |
| break; |
| case 'r': |
| ramdisk_offset = strtoul(optarg, 0, 16); |
| break; |
| case 't': |
| tags_offset = strtoul(optarg, 0, 16); |
| break; |
| case 's': |
| serial = optarg; |
| break; |
| case 'S': |
| sparse_limit = parse_num(optarg); |
| if (sparse_limit < 0) { |
| die("invalid sparse limit"); |
| } |
| break; |
| case 'u': |
| erase_first = 0; |
| break; |
| case 'w': |
| wants_wipe = 1; |
| break; |
| case '?': |
| return 1; |
| case 0: |
| if (strcmp("unbuffered", longopts[longindex].name) == 0) { |
| setvbuf(stdout, NULL, _IONBF, 0); |
| setvbuf(stderr, NULL, _IONBF, 0); |
| } else if (strcmp("version", longopts[longindex].name) == 0) { |
| fprintf(stdout, "fastboot version %s\n", FASTBOOT_REVISION); |
| return 0; |
| } |
| break; |
| default: |
| abort(); |
| } |
| } |
| |
| argc -= optind; |
| argv += optind; |
| |
| if (argc == 0 && !wants_wipe) { |
| usage(); |
| return 1; |
| } |
| |
| if (argc > 0 && !strcmp(*argv, "devices")) { |
| skip(1); |
| list_devices(); |
| return 0; |
| } |
| |
| if (argc > 0 && !strcmp(*argv, "help")) { |
| usage(); |
| return 0; |
| } |
| |
| usb_handle* usb = open_device(); |
| |
| while (argc > 0) { |
| if(!strcmp(*argv, "getvar")) { |
| require(2); |
| fb_queue_display(argv[1], argv[1]); |
| skip(2); |
| } else if(!strcmp(*argv, "erase")) { |
| require(2); |
| |
| if (fb_format_supported(usb, argv[1], NULL)) { |
| fprintf(stderr, "******** Did you mean to fastboot format this partition?\n"); |
| } |
| |
| fb_queue_erase(argv[1]); |
| skip(2); |
| } else if(!strncmp(*argv, "format", strlen("format"))) { |
| char *overrides; |
| char *type_override = NULL; |
| char *size_override = NULL; |
| require(2); |
| /* |
| * Parsing for: "format[:[type][:[size]]]" |
| * Some valid things: |
| * - select ontly the size, and leave default fs type: |
| * format::0x4000000 userdata |
| * - default fs type and size: |
| * format userdata |
| * format:: userdata |
| */ |
| overrides = strchr(*argv, ':'); |
| if (overrides) { |
| overrides++; |
| size_override = strchr(overrides, ':'); |
| if (size_override) { |
| size_override[0] = '\0'; |
| size_override++; |
| } |
| type_override = overrides; |
| } |
| if (type_override && !type_override[0]) type_override = NULL; |
| if (size_override && !size_override[0]) size_override = NULL; |
| if (erase_first && needs_erase(usb, argv[1])) { |
| fb_queue_erase(argv[1]); |
| } |
| fb_perform_format(usb, argv[1], 0, type_override, size_override); |
| skip(2); |
| } else if(!strcmp(*argv, "signature")) { |
| require(2); |
| data = load_file(argv[1], &sz); |
| if (data == 0) die("could not load '%s': %s", argv[1], strerror(errno)); |
| if (sz != 256) die("signature must be 256 bytes"); |
| fb_queue_download("signature", data, sz); |
| fb_queue_command("signature", "installing signature"); |
| skip(2); |
| } else if(!strcmp(*argv, "reboot")) { |
| wants_reboot = 1; |
| skip(1); |
| if (argc > 0) { |
| if (!strcmp(*argv, "bootloader")) { |
| wants_reboot = 0; |
| wants_reboot_bootloader = 1; |
| skip(1); |
| } |
| } |
| require(0); |
| } else if(!strcmp(*argv, "reboot-bootloader")) { |
| wants_reboot_bootloader = 1; |
| skip(1); |
| } else if (!strcmp(*argv, "continue")) { |
| fb_queue_command("continue", "resuming boot"); |
| skip(1); |
| } else if(!strcmp(*argv, "boot")) { |
| char *kname = 0; |
| char *rname = 0; |
| char *sname = 0; |
| skip(1); |
| if (argc > 0) { |
| kname = argv[0]; |
| skip(1); |
| } |
| if (argc > 0) { |
| rname = argv[0]; |
| skip(1); |
| } |
| if (argc > 0) { |
| sname = argv[0]; |
| skip(1); |
| } |
| data = load_bootable_image(kname, rname, sname, &sz, cmdline); |
| if (data == 0) return 1; |
| fb_queue_download("boot.img", data, sz); |
| fb_queue_command("boot", "booting"); |
| } else if(!strcmp(*argv, "flash")) { |
| char *pname = argv[1]; |
| char *fname = 0; |
| require(2); |
| if (argc > 2) { |
| fname = argv[2]; |
| skip(3); |
| } else { |
| fname = find_item(pname, product); |
| skip(2); |
| } |
| if (fname == 0) die("cannot determine image filename for '%s'", pname); |
| if (erase_first && needs_erase(usb, pname)) { |
| fb_queue_erase(pname); |
| } |
| do_flash(usb, pname, fname); |
| } else if(!strcmp(*argv, "flash:raw")) { |
| char *pname = argv[1]; |
| char *kname = argv[2]; |
| char *rname = 0; |
| char *sname = 0; |
| require(3); |
| skip(3); |
| if (argc > 0) { |
| rname = argv[0]; |
| skip(1); |
| } |
| if (argc > 0) { |
| sname = argv[0]; |
| skip(1); |
| } |
| data = load_bootable_image(kname, rname, sname, &sz, cmdline); |
| if (data == 0) die("cannot load bootable image"); |
| fb_queue_flash(pname, data, sz); |
| } else if(!strcmp(*argv, "flashall")) { |
| skip(1); |
| do_flashall(usb, erase_first); |
| wants_reboot = 1; |
| } else if(!strcmp(*argv, "update")) { |
| if (argc > 1) { |
| do_update(usb, argv[1], erase_first); |
| skip(2); |
| } else { |
| do_update(usb, "update.zip", erase_first); |
| skip(1); |
| } |
| wants_reboot = 1; |
| } else if(!strcmp(*argv, "oem")) { |
| argc = do_oem_command(argc, argv); |
| } else if(!strcmp(*argv, "flashing") && argc == 2) { |
| if(!strcmp(*(argv+1), "unlock") || !strcmp(*(argv+1), "lock") |
| || !strcmp(*(argv+1), "unlock_critical") |
| || !strcmp(*(argv+1), "lock_critical") |
| || !strcmp(*(argv+1), "get_unlock_ability")) { |
| argc = do_oem_command(argc, argv); |
| } else { |
| usage(); |
| return 1; |
| } |
| } else { |
| usage(); |
| return 1; |
| } |
| } |
| |
| if (wants_wipe) { |
| fb_queue_erase("userdata"); |
| fb_perform_format(usb, "userdata", 1, NULL, NULL); |
| fb_queue_erase("cache"); |
| fb_perform_format(usb, "cache", 1, NULL, NULL); |
| } |
| if (wants_reboot) { |
| fb_queue_reboot(); |
| fb_queue_wait_for_disconnect(); |
| } else if (wants_reboot_bootloader) { |
| fb_queue_command("reboot-bootloader", "rebooting into bootloader"); |
| fb_queue_wait_for_disconnect(); |
| } |
| |
| if (fb_queue_is_empty()) |
| return 0; |
| |
| status = fb_execute_queue(usb); |
| return (status) ? 1 : 0; |
| } |