Initial Contribution

1 files changed, 657 insertions, 0 deletions

diff --git a/fastboot/fastboot.c b/fastboot/fastboot.c
new file mode 100644
index 00000000..64a4045c
--- /dev/null
+++ b/fastboot/fastboot.c
@@ -0,0 +1,657 @@
+/*
+ * 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.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <limits.h>
+#include <ctype.h>
+
+#include <sys/time.h>
+#include <bootimg.h>
+#include <zipfile/zipfile.h>
+
+#include "fastboot.h"
+
+static usb_handle *usb = 0;
+static const char *serial = 0;
+static const char *product = 0;
+static const char *cmdline = 0;
+static int wipe_data = 0;
+
+void die(const char *fmt, ...)
+{
+    va_list ap;
+    va_start(ap, fmt);
+    fprintf(stderr,"error: ");
+    vfprintf(stderr, fmt, ap);
+    fprintf(stderr,"\n");
+    va_end(ap);
+    exit(1);
+}    
+
+void get_my_path(char *path);
+
+char *find_item(const char *item, const char *product)
+{
+    char *dir;
+    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,"userdata")) {
+        fn = "userdata.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);
+}
+
+#ifdef _WIN32
+void *load_file(const char *fn, unsigned *_sz);
+#else
+void *load_file(const char *fn, unsigned *_sz)
+{
+    char *data;
+    int sz;
+    int fd;
+
+    data = 0;
+    fd = open(fn, O_RDONLY);
+    if(fd < 0) return 0;
+
+    sz = lseek(fd, 0, SEEK_END);
+    if(sz < 0) goto oops;
+
+    if(lseek(fd, 0, SEEK_SET) != 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:
+    close(fd);
+    if(data != 0) free(data);
+    return 0;
+}
+#endif
+
+int match_fastboot(usb_ifc_info *info)
+{
+    if((info->dev_vendor != 0x18d1) &&
+       (info->dev_vendor != 0x0bb4)) return -1;
+    if(info->ifc_class != 0xff) return -1;
+    if(info->ifc_subclass != 0x42) return -1;
+    if(info->ifc_protocol != 0x03) return -1;
+    // require matching serial number if a serial number is specified
+    // at the command line with the -s option.
+    if (serial && strcmp(serial, info->serial_number) != 0) return -1;
+    return 0;
+}
+
+int list_devices_callback(usb_ifc_info *info)
+{
+    if (match_fastboot(info) == 0) {
+        char* serial = info->serial_number;
+        if (!serial[0]) {
+            serial = "????????????";
+        }
+        // output compatible with "adb devices"
+        printf("%s\tfastboot\n", serial);
+    }
+
+    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");
+        }
+        sleep(1);
+    }
+}
+
+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' + 'flash system'\n"
+            "  flash <partition> [ <filename> ]         write a file to a flash partition\n"
+            "  erase <partition>                        erase a flash partition\n"
+            "  getvar <variable>                        display a bootloader variable\n"
+            "  boot <kernel> [ <ramdisk> ]              download and boot kernel\n"
+            "  flash:raw boot <kernel> [ <ramdisk> ]    create bootimage and flash it\n"
+            "  devices                                  list all connected devices\n"
+            "  reboot                                   reboot device normally\n"
+            "  reboot-bootloader                        reboot device into bootloader\n"
+            "\n"
+            "options:\n"
+            "  -w                                       erase userdata and cache\n"
+            "  -s <serial number>                       specify device serial number\n"
+            "  -p <product>                             specify product name\n"
+            "  -c <cmdline>                             override kernel commandline\n"
+        );
+    exit(1);
+}
+
+void *load_bootable_image(const char *kernel, const char *ramdisk, 
+                          unsigned *sz, const char *cmdline)
+{
+    void *kdata = 0, *rdata = 0;
+    unsigned ksize = 0, rsize = 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'\n", kernel);
+        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'\n", ramdisk);
+            return  0;
+        }
+    }
+
+    fprintf(stderr,"creating boot image...\n");
+    bdata = mkbootimg(kdata, ksize, rdata, rsize, 0, 0, 2048, &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;
+}
+
+void *unzip_file(zipfile_t zip, const char *name, unsigned *sz)
+{
+    void *data;
+    zipentry_t entry;
+    unsigned datasz;
+    
+    entry = lookup_zipentry(zip, name);
+    if (entry == NULL) {
+        fprintf(stderr, "archive does not contain '%s'\n", name);
+        return 0;
+    }
+
+    *sz = get_zipentry_size(entry);
+
+    datasz = *sz * 1.001;
+    data = malloc(datasz);
+
+    if(data == 0) {
+        fprintf(stderr, "failed to allocate %d bytes\n", *sz);
+        return 0;
+    }
+
+    if (decompress_zipentry(entry, data, datasz)) {
+        fprintf(stderr, "failed to unzip '%s' from archive\n", name);
+        free(data);
+        return 0;
+    }
+
+    return data;
+}
+
+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];
+    const char **out;
+    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;
+    }
+
+    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;
+
+        /* work around an unfortunate name mismatch */
+    if (!strcmp(name,"board")) name = "product";
+
+    out = 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) return -1;
+    }
+
+    fb_queue_require(name, 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("--------------------------------------------");
+}
+
+void do_update_signature(zipfile_t zip, char *fn)
+{
+    void *data;
+    unsigned sz;
+    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(char *fn)
+{
+    void *zdata;
+    unsigned zsize;
+    void *data;
+    unsigned sz;
+    zipfile_t zip;
+
+    queue_info_dump();
+
+    zdata = load_file(fn, &zsize);
+    if (zdata == 0) die("failed to load '%s'", fn);
+
+    zip = init_zipfile(zdata, zsize);
+    if(zip == 0) die("failed to access zipdata in '%s'");
+
+    data = unzip_file(zip, "android-info.txt", &sz);
+    if (data == 0) {
+        char *tmp;
+            /* fallback for older zipfiles */
+        data = unzip_file(zip, "android-product.txt", &sz);
+        if ((data == 0) || (sz < 1)) {
+            die("update package has no android-info.txt or android-product.txt");
+        }
+        tmp = malloc(sz + 128);
+        if (tmp == 0) die("out of memory");
+        sprintf(tmp,"board=%sversion-baseband=0.66.04.19\n",(char*)data);
+        data = tmp;
+        sz = strlen(tmp);
+    }
+
+    setup_requirements(data, sz);
+
+    data = unzip_file(zip, "boot.img", &sz);
+    if (data == 0) die("update package missing boot.img");
+    do_update_signature(zip, "boot.sig");
+    fb_queue_flash("boot", data, sz);
+
+    data = unzip_file(zip, "recovery.img", &sz);
+    if (data != 0) {
+        do_update_signature(zip, "recovery.sig");
+        fb_queue_flash("recovery", data, sz);
+    }
+
+    data = unzip_file(zip, "system.img", &sz);
+    if (data == 0) die("update package missing system.img");
+    do_update_signature(zip, "system.sig");
+    fb_queue_flash("system", data, sz);
+}
+
+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(void)
+{
+    char *fname;
+    void *data;
+    unsigned sz;
+
+    queue_info_dump();
+
+    fname = find_item("info", product);
+    if (fname == 0) die("cannot find android-info.txt");
+    data = load_file(fname, &sz);
+    if (data == 0) die("could not load android-info.txt");
+    setup_requirements(data, sz);
+
+    fname = find_item("boot", product);
+    data = load_file(fname, &sz);
+    if (data == 0) die("could not load boot.img");
+    do_send_signature(fname);
+    fb_queue_flash("boot", data, sz);
+
+    fname = find_item("recovery", product);
+    data = load_file(fname, &sz);
+    if (data != 0) {
+        do_send_signature(fname);
+        fb_queue_flash("recovery", data, sz);
+    }
+
+    fname = find_item("system", product);
+    data = load_file(fname, &sz);
+    if (data == 0) die("could not load system.img");
+    do_send_signature(fname);
+    fb_queue_flash("system", data, sz);   
+}
+
+#define skip(n) do { argc -= (n); argv += (n); } while (0)
+#define require(n) do { if (argc < (n)) usage(); } while (0)
+
+int do_oem_command(int argc, char **argv)
+{
+    int i;
+    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;
+}
+
+int main(int argc, char **argv)
+{
+    int wants_wipe = 0;
+    int wants_reboot = 0;
+    int wants_reboot_bootloader = 0;
+    void *data;
+    unsigned sz;
+
+    skip(1);
+    if (argc == 0) {
+        usage();
+        return 0;
+    }
+
+    if (!strcmp(*argv, "devices")) {
+        list_devices();
+        return 0;
+    }
+
+    while (argc > 0) {
+        if(!strcmp(*argv, "-w")) {
+            wants_wipe = 1;
+            skip(1);
+        } else if(!strcmp(*argv, "-s")) {
+            require(2);
+            serial = argv[1];
+            skip(2);
+        } else if(!strcmp(*argv, "-p")) {
+            require(2);
+            product = argv[1];
+            skip(2);
+        } else if(!strcmp(*argv, "-c")) {
+            require(2);
+            cmdline = argv[1];
+            skip(2);
+        } else if(!strcmp(*argv, "getvar")) {
+            require(2);
+            fb_queue_display(argv[1], argv[1]);
+            skip(2);
+        } else if(!strcmp(*argv, "erase")) {
+            require(2);
+            fb_queue_erase(argv[1]);
+            skip(2);
+        } else if(!strcmp(*argv, "signature")) {
+            require(2);
+            data = load_file(argv[1], &sz);
+            if (data == 0) die("could not load '%s'", argv[1]);
+            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);
+        } else if(!strcmp(*argv, "reboot-bootloader")) {
+            wants_reboot_bootloader = 1;
+            skip(1);
+        } else if(!strcmp(*argv, "boot")) {
+            char *kname = 0;
+            char *rname = 0;
+            skip(1);
+            if (argc > 0) {
+                kname = argv[0];
+                skip(1);
+            }
+            if (argc > 0) {
+                rname = argv[0];
+                skip(1);
+            }
+            data = load_bootable_image(kname, rname, &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);
+            data = load_file(fname, &sz);
+            if (data == 0) die("cannot load '%s'\n", fname);
+            fb_queue_flash(pname, data, sz);
+        } else if(!strcmp(*argv, "flash:raw")) {
+            char *pname = argv[1];
+            char *kname = argv[2];
+            char *rname = 0;
+            require(3);
+            if(argc > 3) {
+                rname = argv[3];
+                skip(4);
+            } else {
+                skip(3);
+            }
+            data = load_bootable_image(kname, rname, &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();
+            wants_reboot = 1;
+        } else if(!strcmp(*argv, "update")) {
+            if (argc > 1) {
+                do_update(argv[1]);
+                skip(2);
+            } else {
+                do_update("update.zip");
+                skip(1);
+            }
+            wants_reboot = 1;
+        } else if(!strcmp(*argv, "oem")) {
+            argc = do_oem_command(argc, argv);
+        } else {
+            usage();
+        }
+    }
+
+    if (wants_wipe) {
+        fb_queue_erase("userdata");
+        fb_queue_erase("cache");
+    }
+    if (wants_reboot) {
+        fb_queue_reboot();
+    } else if (wants_reboot_bootloader) {
+        fb_queue_command("reboot-bootloader", "rebooting into bootloader");
+    }
+
+    usb = open_device();
+
+    fb_execute_queue(usb);
+    return 0;
+}