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author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:29:04 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:29:04 -0800 |
commit | e54eebbf1a908d65ee8cf80bab62821c05666d70 (patch) | |
tree | 4b825dc642cb6eb9a060e54bf8d69288fbee4904 /fastboot/protocol.c | |
parent | a1e1c1b106423de09bc918502e7a51d4ffe5a4ae (diff) | |
download | system_core-e54eebbf1a908d65ee8cf80bab62821c05666d70.zip system_core-e54eebbf1a908d65ee8cf80bab62821c05666d70.tar.gz system_core-e54eebbf1a908d65ee8cf80bab62821c05666d70.tar.bz2 |
auto import from //depot/cupcake/@135843
Diffstat (limited to 'fastboot/protocol.c')
-rw-r--r-- | fastboot/protocol.c | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/fastboot/protocol.c b/fastboot/protocol.c deleted file mode 100644 index c788a12..0000000 --- a/fastboot/protocol.c +++ /dev/null @@ -1,181 +0,0 @@ -/* - * 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 <string.h> -#include <errno.h> - -#include "fastboot.h" - -static char ERROR[128]; - -char *fb_get_error(void) -{ - return ERROR; -} - -static int check_response(usb_handle *usb, unsigned size, - unsigned data_okay, char *response) -{ - unsigned char status[65]; - int r; - - for(;;) { - r = usb_read(usb, status, 64); - if(r < 0) { - sprintf(ERROR, "status read failed (%s)", strerror(errno)); - usb_close(usb); - return -1; - } - status[r] = 0; - - if(r < 4) { - sprintf(ERROR, "status malformed (%d bytes)", r); - usb_close(usb); - return -1; - } - - if(!memcmp(status, "INFO", 4)) { - fprintf(stderr,"%s\n", status); - continue; - } - - if(!memcmp(status, "OKAY", 4)) { - if(response) { - strcpy(response, (char*) status + 4); - } - return 0; - } - - if(!memcmp(status, "FAIL", 4)) { - if(r > 4) { - sprintf(ERROR, "remote: %s", status + 4); - } else { - strcpy(ERROR, "remote failure"); - } - return -1; - } - - if(!memcmp(status, "DATA", 4) && data_okay){ - unsigned dsize = strtoul((char*) status + 4, 0, 16); - if(dsize > size) { - strcpy(ERROR, "data size too large"); - usb_close(usb); - return -1; - } - return dsize; - } - - strcpy(ERROR,"unknown status code"); - usb_close(usb); - break; - } - - return -1; -} - -static int _command_send(usb_handle *usb, const char *cmd, - const void *data, unsigned size, - char *response) -{ - int cmdsize = strlen(cmd); - int r; - - if(response) { - response[0] = 0; - } - - if(cmdsize > 64) { - sprintf(ERROR,"command too large"); - return -1; - } - - if(usb_write(usb, cmd, cmdsize) != cmdsize) { - sprintf(ERROR,"command write failed (%s)", strerror(errno)); - usb_close(usb); - return -1; - } - - if(data == 0) { - return check_response(usb, size, 0, response); - } - - r = check_response(usb, size, 1, 0); - if(r < 0) { - return -1; - } - size = r; - - if(size) { - r = usb_write(usb, data, size); - if(r < 0) { - sprintf(ERROR, "data transfer failure (%s)", strerror(errno)); - usb_close(usb); - return -1; - } - if(r != ((int) size)) { - sprintf(ERROR, "data transfer failure (short transfer)"); - usb_close(usb); - return -1; - } - } - - r = check_response(usb, 0, 0, 0); - if(r < 0) { - return -1; - } else { - return size; - } -} - -int fb_command(usb_handle *usb, const char *cmd) -{ - return _command_send(usb, cmd, 0, 0, 0); -} - -int fb_command_response(usb_handle *usb, const char *cmd, char *response) -{ - return _command_send(usb, cmd, 0, 0, response); -} - -int fb_download_data(usb_handle *usb, const void *data, unsigned size) -{ - char cmd[64]; - int r; - - sprintf(cmd, "download:%08x", size); - r = _command_send(usb, cmd, data, size, 0); - - if(r < 0) { - return -1; - } else { - return 0; - } -} - |