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/*
* Copyright (c) 2009-2013, Google Inc.
* 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 Google, 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 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 <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#include "bootimg.h"
#include "debug.h"
#include "protocol.h"
static void cmd_boot(struct protocol_handle *phandle, const char *arg)
{
#if 0
unsigned kernel_actual;
unsigned ramdisk_actual;
static struct boot_img_hdr hdr;
char *ptr = ((char*) data);
if (sz < sizeof(hdr)) {
fastboot_fail(phandle, "invalid bootimage header");
return;
}
memcpy(&hdr, data, sizeof(hdr));
/* ensure commandline is terminated */
hdr.cmdline[BOOT_ARGS_SIZE-1] = 0;
kernel_actual = ROUND_TO_PAGE(hdr.kernel_size);
ramdisk_actual = ROUND_TO_PAGE(hdr.ramdisk_size);
if (2048 + kernel_actual + ramdisk_actual < sz) {
fastboot_fail(phandle, "incomplete bootimage");
return;
}
/*memmove((void*) KERNEL_ADDR, ptr + 2048, hdr.kernel_size);
memmove((void*) RAMDISK_ADDR, ptr + 2048 + kernel_actual, hdr.ramdisk_size);*/
fastboot_okay(phandle, "");
udc_stop();
/*boot_linux((void*) KERNEL_ADDR, (void*) TAGS_ADDR,
(const char*) hdr.cmdline, LINUX_MACHTYPE,
(void*) RAMDISK_ADDR, hdr.ramdisk_size);*/
#endif
}
static void cmd_erase(struct protocol_handle *phandle, const char *arg)
{
#if 0
struct ptentry *ptn;
struct ptable *ptable;
ptable = flash_get_ptable();
if (ptable == NULL) {
fastboot_fail(phandle, "partition table doesn't exist");
return;
}
ptn = ptable_find(ptable, arg);
if (ptn == NULL) {
fastboot_fail(phandle, "unknown partition name");
return;
}
if (flash_erase(ptn)) {
fastboot_fail(phandle, "failed to erase partition");
return;
}
fastboot_okay(phandle, "");
#endif
}
static void cmd_flash(struct protocol_handle *phandle, const char *arg)
{
#if 0
struct ptentry *ptn;
struct ptable *ptable;
unsigned extra = 0;
ptable = flash_get_ptable();
if (ptable == NULL) {
fastboot_fail(phandle, "partition table doesn't exist");
return;
}
ptn = ptable_find(ptable, arg);
if (ptn == NULL) {
fastboot_fail(phandle, "unknown partition name");
return;
}
if (!strcmp(ptn->name, "boot") || !strcmp(ptn->name, "recovery")) {
if (memcmp((void *)data, BOOT_MAGIC, BOOT_MAGIC_SIZE)) {
fastboot_fail(phandle, "image is not a boot image");
return;
}
}
if (!strcmp(ptn->name, "system") || !strcmp(ptn->name, "userdata"))
extra = 64;
else
sz = ROUND_TO_PAGE(sz);
D(INFO, "writing %d bytes to '%s'\n", sz, ptn->name);
if (flash_write(ptn, extra, data, sz)) {
fastboot_fail(phandle, "flash write failure");
return;
}
D(INFO, "partition '%s' updated\n", ptn->name);
#endif
fastboot_okay(phandle, "");
}
static void cmd_continue(struct protocol_handle *phandle, const char *arg)
{
fastboot_okay(phandle, "");
#if 0
udc_stop();
boot_linux_from_flash();
#endif
}
static void cmd_getvar(struct protocol_handle *phandle, const char *arg)
{
const char *value;
D(DEBUG, "cmd_getvar %s\n", arg);
value = fastboot_getvar(arg);
fastboot_okay(phandle, value);
}
static void cmd_download(struct protocol_handle *phandle, const char *arg)
{
unsigned len = strtoul(arg, NULL, 16);
int old_fd;
if (len > 256 * 1024 * 1024) {
fastboot_fail(phandle, "data too large");
return;
}
fastboot_data(phandle, len);
old_fd = protocol_get_download(phandle);
if (old_fd >= 0) {
off_t len = lseek(old_fd, 0, SEEK_END);
D(INFO, "disposing of unused fd %d, size %ld", old_fd, len);
close(old_fd);
}
phandle->download_fd = protocol_handle_download(phandle, len);
if (phandle->download_fd < 0) {
//handle->state = STATE_ERROR;
fastboot_fail(phandle, "download failed");
return;
}
fastboot_okay(phandle, "");
}
void commands_init()
{
fastboot_register("boot", cmd_boot);
fastboot_register("erase:", cmd_erase);
fastboot_register("flash:", cmd_flash);
fastboot_register("continue", cmd_continue);
fastboot_register("getvar:", cmd_getvar);
fastboot_register("download:", cmd_download);
//fastboot_publish("version", "0.5");
//fastboot_publish("product", "swordfish");
//fastboot_publish("kernel", "lk");
}
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