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https://github.com/Rockbox/rockbox.git
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mks5lboot: updates
- fix Makefile to allow cross compilation - Windows: use Sleep() instead of nanosleep() - Windows: libusb now is optional - OS X: use IOKit instead of libusb - small rework on the DFU API Change-Id: Ia4b07012c098ad608594e15f6effe9c9d2164b9b
This commit is contained in:
Cástor Muñoz
parent
cf168d4636
commit
fbbba9292b
6 changed files with 492 additions and 267 deletions
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@ -22,28 +22,32 @@
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef NO_LIBUSBAPI
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#define USE_LIBUSBAPI
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <stdbool.h>
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#include <string.h>
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#include <time.h>
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#ifdef WIN32
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#include <windows.h>
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#include <setupapi.h>
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#include <stdbool.h>
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#endif
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#ifdef USE_LIBUSBAPI
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#include <libusb-1.0/libusb.h>
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#endif
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#ifdef __APPLE__
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#include <CoreFoundation/CoreFoundation.h>
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#include <IOKit/IOCFPlugIn.h>
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#include <IOKit/usb/IOUSBLib.h>
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#endif
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#include "mks5lboot.h"
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#ifdef WIN32
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#define sleep_ms(ms) Sleep(ms)
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#else
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#include <time.h>
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static void sleep_ms(unsigned int ms)
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{
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struct timespec req;
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@ -51,36 +55,36 @@ static void sleep_ms(unsigned int ms)
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req.tv_nsec = (ms % 1000) * 1000000;
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nanosleep(&req, NULL);
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}
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#endif
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static void put_uint32le(unsigned char* p, uint32_t x)
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{
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p[0] = x & 0xff;
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p[1] = (x >> 8) & 0xff;
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p[2] = (x >> 16) & 0xff;
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p[3] = (x >> 24) & 0xff;
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}
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/*
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* CRC32 functions
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* Based on public domain implementation by Finn Yannick Jacobs.
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*/
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/* Written and copyright 1999 by Finn Yannick Jacobs
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*
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* Written and copyright 1999 by Finn Yannick Jacobs
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* No rights were reserved to this, so feel free to
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* manipulate or do with it, what you want or desire :)
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*/
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#define CRC32_DEFAULT_SEED 0xffffffff
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/* crc32table[] built by crc32_init() */
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static unsigned long crc32table[256];
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static uint32_t crc32table[256];
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/* Calculate crc32. Little endian.
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* Standard seed is 0xffffffff or 0.
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* Some implementations xor result with 0xffffffff after calculation.
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*/
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static uint32_t crc32(void *data, unsigned int len, uint32_t seed)
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/* Calculate crc32 */
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static uint32_t crc32(void *data, unsigned int len, uint32_t previousCrc32)
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{
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uint8_t *d = data;
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uint32_t crc = ~previousCrc32;
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unsigned char *d = (unsigned char*) data;
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while (len--)
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{
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seed = ((seed >> 8) & 0x00FFFFFF) ^ crc32table [(seed ^ *d++) & 0xFF];
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}
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return seed;
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crc = (crc >> 8) ^ crc32table[(crc & 0xFF) ^ *d++];
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return ~crc;
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}
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/* Calculate crc32table */
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@ -89,55 +93,49 @@ static void crc32_init()
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uint32_t poly = 0xEDB88320L;
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uint32_t crc;
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int i, j;
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for (i = 0; i < 256; ++i)
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{
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crc = i;
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for (j = 8; j > 0; --j)
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{
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for (j = 0; j < 8; ++j)
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crc = (crc >> 1) ^ ((crc & 1) ? poly : 0);
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}
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crc32table[i] = crc;
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}
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}
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/*
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* DFU
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*/
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/* must be pow2 <= wTransferSize (2048) */
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#define DFU_PKT_SZ 2048
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/* USB */
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#define APPLE_VID 0x05AC
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static int KNOWN_PIDS[] =
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struct pid_info {
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int pid;
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int mode; /* 0->DFU, 1->WTF */
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char *desc;
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};
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struct pid_info known_pids[] =
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{
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/* DFU */
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0x1220, /* Nano 2G */
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0x1223, /* Nano 3G and Classic 1G/2G/3G/4G */
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0x1224, /* Shuffle 3G */
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0x1225, /* Nano 4G */
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0x1231, /* Nano 5G */
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0x1232, /* Nano 6G */
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0x1233, /* Shuffle 4G */
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0x1234, /* Nano 7G */
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{ 0x1220, 0, "Nano 2G" },
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{ 0x1223, 0, "Nano 3G / Classic" },
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{ 0x1224, 0, "Shuffle 3G" },
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{ 0x1225, 0, "Nano 4G" },
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{ 0x1231, 0, "Nano 5G" },
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{ 0x1232, 0, "Nano 6G" },
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{ 0x1233, 0, "Shuffle 4G" },
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{ 0x1234, 0, "Nano 7G" },
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/* WTF */
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0x1240, /* Nano 2G */
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0x1241, /* Classic 1G */
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0x1242, /* Nano 3G */
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0x1243, /* Nano 4G */
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0x1245, /* Classic 2G */
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0x1246, /* Nano 5G */
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0x1247, /* Classic 3G */
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0x1248, /* Nano 6G */
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0x1249, /* Nano 7G */
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0x124a, /* Nano 7G */
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0x1250, /* Classic 4G */
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0
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{ 0x1240, 1, "Nano 2G" },
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{ 0x1241, 1, "Classic 1G" },
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{ 0x1242, 1, "Nano 3G" },
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{ 0x1243, 1, "Nano 4G" },
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{ 0x1245, 1, "Classic 2G" },
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{ 0x1246, 1, "Nano 5G" },
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{ 0x1247, 1, "Classic 3G" },
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{ 0x1248, 1, "Nano 6G" },
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{ 0x1249, 1, "Nano 7G" },
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{ 0x124a, 1, "Nano 7G" },
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{ 0x1250, 1, "Classic 4G" },
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};
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#define N_KNOWN_PIDS (sizeof(known_pids)/sizeof(struct pid_info))
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struct usbControlSetup {
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uint8_t bmRequestType;
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@ -157,8 +155,14 @@ struct usbStatusData {
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uint8_t iString;
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} __attribute__ ((packed));
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/*
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* DFU API
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*/
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#define DFU_PKT_SZ 2048 /* must be pow2 <= wTransferSize (2048) */
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/* DFU 1.1 specs */
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typedef enum DFUState {
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typedef enum {
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appIDLE = 0,
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appDETACH = 1,
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dfuIDLE = 2,
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@ -172,7 +176,7 @@ typedef enum DFUState {
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dfuERROR = 10
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} DFUState;
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typedef enum DFUStatus {
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typedef enum {
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errNONE = 0,
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errTARGET = 1,
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errFILE = 2,
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@ -191,7 +195,7 @@ typedef enum DFUStatus {
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errSTALLEDPKT = 15
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} DFUStatus;
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typedef enum DFURequest {
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typedef enum {
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DFU_DETACH = 0,
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DFU_DNLOAD = 1,
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DFU_UPLOAD = 2,
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@ -201,12 +205,17 @@ typedef enum DFURequest {
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DFU_ABORT = 6
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} DFURequest;
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typedef enum {
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DFUAPIFail = 0,
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DFUAPISuccess,
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} dfuAPIResult;
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struct dfuDev {
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struct dfuAPI *api;
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int found_pid;
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int detached;
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char descr[256];
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int res; /* API result: 1->ok, 0->failure */
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dfuAPIResult res;
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char err[256];
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/* API private */
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#ifdef WIN32
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@ -219,21 +228,25 @@ struct dfuDev {
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libusb_device_handle* devh;
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int rc; /* libusb return code */
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#endif
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#ifdef __APPLE__
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IOUSBDeviceInterface** dev;
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kern_return_t kr;
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#endif
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};
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struct dfuAPI {
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char *name;
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int (*open_fn)(struct dfuDev*, int*);
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int (*dfureq_fn)(struct dfuDev*, struct usbControlSetup*, void*);
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int (*reset_fn)(struct dfuDev*);
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dfuAPIResult (*open_fn)(struct dfuDev*, int*);
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dfuAPIResult (*dfureq_fn)(struct dfuDev*, struct usbControlSetup*, void*);
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dfuAPIResult (*reset_fn)(struct dfuDev*);
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void (*close_fn)(struct dfuDev*);
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};
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/*
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* low-level (API specific) functions
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* DFU API low-level (specific) functions
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*/
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static int dfu_check_id(int vid, int pid, int *pid_list)
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static bool dfu_check_id(int vid, int pid, int *pid_list)
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{
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int *p;
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if (vid != APPLE_VID)
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@ -253,17 +266,17 @@ static void dfu_add_reqerrstr(struct dfuDev *dfuh, struct usbControlSetup *cs)
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}
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#ifdef WIN32
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static int dfu_winapi_chkrc(struct dfuDev *dfuh, char *str, bool success)
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static bool dfu_winapi_chkrc(struct dfuDev *dfuh, char *str, bool success)
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{
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dfuh->res = (int)success;
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dfuh->res = (success) ? DFUAPISuccess : DFUAPIFail;
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if (!success) {
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dfuh->ec = GetLastError();
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snprintf(dfuh->err, sizeof(dfuh->err), "%s error %ld", str, dfuh->ec);
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}
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return dfuh->res;
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return success;
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}
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static int dfu_winapi_request(struct dfuDev *dfuh,
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static dfuAPIResult dfu_winapi_request(struct dfuDev *dfuh,
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struct usbControlSetup* cs, void* data)
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{
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unsigned char buf[USB_CS_SZ + DFU_PKT_SZ];
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@ -284,19 +297,20 @@ static int dfu_winapi_request(struct dfuDev *dfuh,
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rc = WriteFile(dfuh->ph, buf, USB_CS_SZ + cs->wLength, &rdwr, NULL);
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dfu_winapi_chkrc(dfuh, "DFU request failed: WriteFile()", rc);
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}
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if (!dfuh->res)
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if (!rc)
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dfu_add_reqerrstr(dfuh, cs);
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return dfuh->res;
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}
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static int dfu_winapi_reset(struct dfuDev *dfuh)
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static dfuAPIResult dfu_winapi_reset(struct dfuDev *dfuh)
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{
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DWORD bytesReturned;
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bool rc = DeviceIoControl(dfuh->fh, 0x22000c,
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NULL, 0, NULL, 0, &bytesReturned, NULL);
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return dfu_winapi_chkrc(dfuh,
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bool rc = DeviceIoControl(dfuh->fh,
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0x22000c, NULL, 0, NULL, 0, &bytesReturned, NULL);
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dfu_winapi_chkrc(dfuh,
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"Could not reset USB device: DeviceIoControl()", rc);
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return dfuh->res;
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}
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static void dfu_winapi_close(struct dfuDev *dfuh)
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@ -314,7 +328,7 @@ static void dfu_winapi_close(struct dfuDev *dfuh)
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static const GUID GUID_AAPLDFU =
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{ 0xB8085869L, 0xFEB9, 0x404B, {0x8C, 0xB1, 0x1E, 0x5C, 0x14, 0xFA, 0x8C, 0x54}};
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static int dfu_winapi_open(struct dfuDev *dfuh, int *pid_list)
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static dfuAPIResult dfu_winapi_open(struct dfuDev *dfuh, int *pid_list)
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{
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const GUID *guid = &GUID_AAPLDFU;
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HDEVINFO devinfo = NULL;
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@ -327,7 +341,7 @@ static int dfu_winapi_open(struct dfuDev *dfuh, int *pid_list)
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dfuh->fh =
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dfuh->ph = INVALID_HANDLE_VALUE;
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dfuh->found_pid = 0;
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dfuh->res = 1; /* ok */
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dfuh->res = DFUAPISuccess;
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dfuh->ec = 0;
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/* Get DFU path */
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@ -398,16 +412,16 @@ error:
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#endif /* WIN32 */
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#ifdef USE_LIBUSBAPI
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static int dfu_libusb_chkrc(struct dfuDev *dfuh, char *str)
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static bool dfu_libusb_chkrc(struct dfuDev *dfuh, char *str)
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{
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dfuh->res = (dfuh->rc < LIBUSB_SUCCESS) ? 0 : 1;
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if (dfuh->res == 0)
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dfuh->res = (dfuh->rc < LIBUSB_SUCCESS) ? DFUAPIFail : DFUAPISuccess;
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if (dfuh->res == DFUAPIFail)
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snprintf(dfuh->err, sizeof(dfuh->err),
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"%s: %s", str, libusb_error_name(dfuh->rc));
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return dfuh->res;
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return (dfuh->res == DFUAPISuccess);
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}
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static int dfu_libusb_request(struct dfuDev *dfuh,
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static dfuAPIResult dfu_libusb_request(struct dfuDev *dfuh,
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struct usbControlSetup *cs, void *data)
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{
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dfuh->rc = libusb_control_transfer(dfuh->devh, cs->bmRequestType,
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@ -417,10 +431,11 @@ static int dfu_libusb_request(struct dfuDev *dfuh,
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return dfuh->res;
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}
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static int dfu_libusb_reset(struct dfuDev *dfuh)
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static dfuAPIResult dfu_libusb_reset(struct dfuDev *dfuh)
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{
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dfuh->rc = libusb_reset_device(dfuh->devh);
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return dfu_libusb_chkrc(dfuh, "Could not reset USB device");
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dfu_libusb_chkrc(dfuh, "Could not reset USB device");
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return dfuh->res;
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}
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static void dfu_libusb_close(struct dfuDev *dfuh)
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@ -438,7 +453,7 @@ static void dfu_libusb_close(struct dfuDev *dfuh)
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}
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}
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static int dfu_libusb_open(struct dfuDev *dfuh, int *pid_list)
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static dfuAPIResult dfu_libusb_open(struct dfuDev *dfuh, int *pid_list)
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{
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struct libusb_device_descriptor desc;
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libusb_device **devs = NULL, *dev;
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@ -447,7 +462,7 @@ static int dfu_libusb_open(struct dfuDev *dfuh, int *pid_list)
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dfuh->devh = NULL;
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dfuh->found_pid = 0;
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dfuh->detached = 0;
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dfuh->res = 1; /* ok */
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dfuh->res = DFUAPISuccess;
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dfuh->rc = libusb_init(&(dfuh->ctx));
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if (!dfu_libusb_chkrc(dfuh, "Could not init USB library")) {
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@ -517,10 +532,138 @@ error:
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}
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#endif /* USE_LIBUSBAPI */
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/* list of suported APIs:
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* Windows: winapi and libusb (optional)
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* Linux and OSX: libusb
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*/
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#ifdef __APPLE__
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static bool dfu_iokit_chkrc(struct dfuDev *dfuh, char *str)
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{
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dfuh->res = (dfuh->kr == kIOReturnSuccess) ? DFUAPISuccess : DFUAPIFail;
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if (dfuh->res == DFUAPIFail)
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snprintf(dfuh->err, sizeof(dfuh->err),
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"%s: error %08x", str, dfuh->kr);
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return (dfuh->res == DFUAPISuccess);
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}
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static dfuAPIResult dfu_iokit_request(struct dfuDev *dfuh,
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struct usbControlSetup *cs, void *data)
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{
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IOUSBDevRequest req;
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req.bmRequestType = cs->bmRequestType;
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req.bRequest = cs->bRequest;
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req.wValue = cs->wValue;
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req.wIndex = cs->wIndex;
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req.wLength = cs->wLength;
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req.pData = data;
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dfuh->kr = (*(dfuh->dev))->DeviceRequest(dfuh->dev, &req);
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if (!dfu_iokit_chkrc(dfuh, "DFU request failed"))
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dfu_add_reqerrstr(dfuh, cs);
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return dfuh->res;
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}
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static dfuAPIResult dfu_iokit_reset(struct dfuDev *dfuh)
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{
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dfuh->kr = (*(dfuh->dev))->ResetDevice(dfuh->dev);
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#if 0
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/* On 10.11+ ResetDevice() returns no error but does not perform
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* any reset, just a kernel log message.
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* USBDeviceReEnumerate() could be used as a workaround.
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*/
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dfuh->kr = (*(dfuh->dev))->USBDeviceReEnumerate(dfuh->dev, 0);
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#endif
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dfu_iokit_chkrc(dfuh, "Could not reset USB device");
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return dfuh->res;
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}
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static void dfu_iokit_close(struct dfuDev *dfuh)
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{
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if (dfuh->dev) {
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(*(dfuh->dev))->USBDeviceClose(dfuh->dev);
|
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(*(dfuh->dev))->Release(dfuh->dev);
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dfuh->dev = NULL;
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}
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}
|
||||
|
||||
static dfuAPIResult dfu_iokit_open(struct dfuDev *dfuh, int *pid_list)
|
||||
{
|
||||
kern_return_t kr;
|
||||
CFMutableDictionaryRef usb_matching_dict = 0;
|
||||
io_object_t usbDevice;
|
||||
io_iterator_t usb_iterator = IO_OBJECT_NULL;
|
||||
IOCFPlugInInterface **plugInInterface = NULL;
|
||||
IOUSBDeviceInterface **dev = NULL;
|
||||
HRESULT result;
|
||||
SInt32 score;
|
||||
UInt16 vendor;
|
||||
UInt16 product;
|
||||
UInt16 release;
|
||||
|
||||
dfuh->dev = NULL;
|
||||
dfuh->found_pid = 0;
|
||||
dfuh->res = DFUAPISuccess;
|
||||
|
||||
usb_matching_dict = IOServiceMatching(kIOUSBDeviceClassName);
|
||||
dfuh->kr = IOServiceGetMatchingServices(
|
||||
kIOMasterPortDefault, usb_matching_dict, &usb_iterator);
|
||||
if (!dfu_iokit_chkrc(dfuh, "Could not get matching services"))
|
||||
goto error;
|
||||
|
||||
while ((usbDevice = IOIteratorNext(usb_iterator)))
|
||||
{
|
||||
/* Create an intermediate plug-in */
|
||||
kr = IOCreatePlugInInterfaceForService(usbDevice,
|
||||
kIOUSBDeviceUserClientTypeID,
|
||||
kIOCFPlugInInterfaceID,
|
||||
&plugInInterface,
|
||||
&score);
|
||||
IOObjectRelease(usbDevice);
|
||||
|
||||
if ((kIOReturnSuccess != kr) || !plugInInterface)
|
||||
continue; /* Unable to create a plugin */
|
||||
|
||||
/* Now create the device interface */
|
||||
result = (*plugInInterface)->QueryInterface(plugInInterface,
|
||||
CFUUIDGetUUIDBytes(kIOUSBDeviceInterfaceID),
|
||||
(LPVOID*)&dev);
|
||||
(*plugInInterface)->Release(plugInInterface);
|
||||
|
||||
if (result || !dev)
|
||||
continue; /* Couldn't create a device interface */
|
||||
|
||||
kr = (*dev)->GetDeviceVendor(dev, &vendor);
|
||||
kr = (*dev)->GetDeviceProduct(dev, &product);
|
||||
kr = (*dev)->GetDeviceReleaseNumber(dev, &release);
|
||||
|
||||
if (!dfu_check_id(vendor, product, pid_list)) {
|
||||
(*dev)->Release(dev);
|
||||
continue;
|
||||
}
|
||||
|
||||
/* Device found, open it */
|
||||
dfuh->kr = (*dev)->USBDeviceOpen(dev);
|
||||
if (!dfu_iokit_chkrc(dfuh, "Could not open USB device")) {
|
||||
(*dev)->Release(dev);
|
||||
goto error;
|
||||
}
|
||||
|
||||
/* ok */
|
||||
dfuh->found_pid = product;
|
||||
dfuh->dev = dev;
|
||||
snprintf(dfuh->descr, sizeof(dfuh->descr),
|
||||
"[%04x:%04x] release: %d", vendor, product, release);
|
||||
break;
|
||||
}
|
||||
|
||||
bye:
|
||||
if (usb_iterator != IO_OBJECT_NULL)
|
||||
IOObjectRelease(usb_iterator);
|
||||
return dfuh->res;
|
||||
|
||||
error:
|
||||
goto bye;
|
||||
}
|
||||
#endif /* __APPLE__ */
|
||||
|
||||
/* list of suported APIs */
|
||||
static struct dfuAPI api_list[] =
|
||||
{
|
||||
#ifdef WIN32
|
||||
|
|
@ -538,22 +681,22 @@ static struct dfuAPI api_list[] =
|
|||
dfu_libusb_close },
|
||||
#endif
|
||||
#ifdef __APPLE__
|
||||
/* TODO: implement API for OS X < 10.6 ??? */
|
||||
{ "IOKit",
|
||||
dfu_iokit_open,
|
||||
dfu_iokit_request,
|
||||
dfu_iokit_reset,
|
||||
dfu_iokit_close },
|
||||
#endif
|
||||
};
|
||||
#define DFU_N_APIS (sizeof(api_list)/sizeof(struct dfuAPI))
|
||||
#define N_DFU_APIS (sizeof(api_list)/sizeof(struct dfuAPI))
|
||||
|
||||
|
||||
/*
|
||||
* mid-layer (common) functions
|
||||
* DFU API common functions
|
||||
*/
|
||||
static void dfu_set_errstr(struct dfuDev *dfuh, char *str)
|
||||
{
|
||||
strncpy(dfuh->err, str, sizeof(dfuh->err));
|
||||
}
|
||||
|
||||
static int DEBUG_DFUREQ = 0;
|
||||
|
||||
static int dfu_request(struct dfuDev *dfuh,
|
||||
static dfuAPIResult dfuapi_request(struct dfuDev *dfuh,
|
||||
struct usbControlSetup *cs, void *data)
|
||||
{
|
||||
if (!DEBUG_DFUREQ)
|
||||
|
|
@ -564,16 +707,17 @@ static int dfu_request(struct dfuDev *dfuh,
|
|||
/* previous state */
|
||||
unsigned char ste = 0;
|
||||
struct usbControlSetup css = { 0xA1, DFU_GETSTATE, 0, 0, sizeof(ste) };
|
||||
if (!dfuh->api->dfureq_fn(dfuh, &css, &ste)) {
|
||||
if (dfuh->api->dfureq_fn(dfuh, &css, &ste) != DFUAPISuccess) {
|
||||
snprintf(dfuh->err + strlen(dfuh->err), sizeof(dfuh->err) -
|
||||
strlen(dfuh->err), " [DEBUG_DFUREQ ERROR: state=%d]", ste);
|
||||
return 0;
|
||||
goto error;
|
||||
}
|
||||
|
||||
int ret = dfuh->api->dfureq_fn(dfuh, cs, data);
|
||||
dfuh->api->dfureq_fn(dfuh, cs, data);
|
||||
fprintf(stderr, "[DEBUG]: REQ: ste=%d, cs=%2x/%d/%d/%d/%d -> %s",
|
||||
ste, cs->bmRequestType, cs->bRequest, cs->wValue,
|
||||
cs->wIndex, cs->wLength, ret ? "ok" : "ERROR");
|
||||
cs->wIndex, cs->wLength,
|
||||
(dfuh->res == DFUAPISuccess) ? "ok" : "ERROR");
|
||||
if (cs->bRequest == DFU_GETSTATE)
|
||||
fprintf(stderr, " (state=%d)", *((unsigned char*)(data)));
|
||||
if (cs->bRequest == DFU_GETSTATUS) {
|
||||
|
|
@ -584,106 +728,189 @@ static int dfu_request(struct dfuDev *dfuh,
|
|||
}
|
||||
fputc('\n', stderr);
|
||||
fflush(stderr);
|
||||
return ret;
|
||||
|
||||
bye:
|
||||
return dfuh->res;
|
||||
error:
|
||||
goto bye;
|
||||
}
|
||||
|
||||
static int dfureq_getstatus(struct dfuDev *dfuh, int *status,
|
||||
int *poll_tmo /*ms*/, int *state)
|
||||
static dfuAPIResult dfuapi_req_getstatus(struct dfuDev *dfuh,
|
||||
DFUStatus *status, int *poll_tmo /*ms*/,
|
||||
DFUState *state)
|
||||
{
|
||||
struct usbStatusData sd = { 0, 0, 0, 0, 0, 0 };
|
||||
struct usbControlSetup cs = { 0xA1, DFU_GETSTATUS, 0, 0, sizeof(sd) };
|
||||
int ret = dfu_request(dfuh, &cs, &sd);
|
||||
dfuapi_request(dfuh, &cs, &sd);
|
||||
if (status) *status = sd.bStatus;
|
||||
if (state) *state = sd.bState;
|
||||
if (poll_tmo) *poll_tmo = (sd.bwPollTimeout2 << 16) |
|
||||
(sd.bwPollTimeout1 << 8) | (sd.bwPollTimeout0);
|
||||
return ret;
|
||||
return dfuh->res;
|
||||
}
|
||||
|
||||
static int dfureq_getstate(struct dfuDev *dfuh, int *state)
|
||||
static dfuAPIResult dfuapi_req_getstate(struct dfuDev *dfuh, DFUState *state)
|
||||
{
|
||||
if (!state)
|
||||
return 1; /* nothing to do */
|
||||
unsigned char sts = 0;
|
||||
struct usbControlSetup cs = { 0xA1, DFU_GETSTATE, 0, 0, sizeof(sts) };
|
||||
int ret = dfu_request(dfuh, &cs, &sts);
|
||||
*state = sts;
|
||||
return ret;
|
||||
dfuapi_request(dfuh, &cs, &sts);
|
||||
if (state) *state = sts;
|
||||
return dfuh->res;
|
||||
}
|
||||
|
||||
static int dfureq_dnload(struct dfuDev* dfuh, uint16_t blknum,
|
||||
static dfuAPIResult dfuapi_req_dnload(struct dfuDev* dfuh, uint16_t blknum,
|
||||
uint16_t len, unsigned char *data)
|
||||
{
|
||||
struct usbControlSetup cs = { 0x21, DFU_DNLOAD, blknum, 0, len };
|
||||
return dfu_request(dfuh, &cs, data);
|
||||
return dfuapi_request(dfuh, &cs, data);
|
||||
}
|
||||
|
||||
/* not used */
|
||||
#if 0
|
||||
static int dfureq_upload(struct dfuDev* dfuh,
|
||||
static dfuAPIResult dfuapi_req_upload(struct dfuDev* dfuh,
|
||||
uint16_t blknum, uint16_t len, unsigned char *data)
|
||||
{
|
||||
struct usbControlSetup cs = { 0xA1, DFU_UPLOAD, blknum, 0, len };
|
||||
return dfu_request(dfuh, &cs, data);
|
||||
return dfuapi_request(dfuh, &cs, data);
|
||||
}
|
||||
|
||||
static int dfureq_clrstatus(struct dfuDev* dfuh)
|
||||
static dfuAPIResult dfuapi_req_clrstatus(struct dfuDev* dfuh)
|
||||
{
|
||||
struct usbControlSetup cs = { 0x21, DFU_CLRSTATUS, 0, 0, 0 };
|
||||
return dfu_request(dfuh, &cs, NULL);
|
||||
return dfuapi_request(dfuh, &cs, NULL);
|
||||
}
|
||||
|
||||
static int dfureq_abort(struct dfuDev* dfuh)
|
||||
static dfuAPIResult dfuapi_req_abort(struct dfuDev* dfuh)
|
||||
{
|
||||
struct usbControlSetup cs = { 0x21, DFU_ABORT, 0, 0, 0 };
|
||||
return dfu_request(dfuh, &cs, NULL);
|
||||
return dfuapi_request(dfuh, &cs, NULL);
|
||||
}
|
||||
|
||||
/* not implemented on DFU8702 */
|
||||
static int dfureq_detach(struct dfuDev* dfuh, int tmo)
|
||||
static dfuAPIResult dfuapi_req_detach(struct dfuDev* dfuh, int tmo)
|
||||
{
|
||||
struct usbControlSetup cs = { 0x21, DFU_DETACH, tmo, 0, 0 };
|
||||
return dfu_request(dfuh, &cs, NULL);
|
||||
return dfuapi_request(dfuh, &cs, NULL);
|
||||
}
|
||||
#endif
|
||||
|
||||
static int dfu_send_packet(struct dfuDev* dfuh, uint16_t blknum,
|
||||
uint16_t len, unsigned char *data, int *status,
|
||||
int *poll_tmo, int *state, int *pre_state)
|
||||
static dfuAPIResult dfuapi_reset(struct dfuDev *dfuh)
|
||||
{
|
||||
if (!dfureq_dnload(dfuh, blknum, len, data))
|
||||
return 0;
|
||||
return dfuh->api->reset_fn(dfuh);
|
||||
}
|
||||
|
||||
static dfuAPIResult dfuapi_send_packet(struct dfuDev* dfuh, uint16_t blknum,
|
||||
uint16_t len, unsigned char *data, DFUStatus *status,
|
||||
int *poll_tmo, DFUState *state, DFUState *pre_state)
|
||||
{
|
||||
if (dfuapi_req_dnload(dfuh, blknum, len, data) != DFUAPISuccess)
|
||||
goto error;
|
||||
|
||||
/* device is in dfuDLSYNC state, waiting for a GETSTATUS request
|
||||
to enter the next state, if she respond with dfuDLBUSY then
|
||||
we must wait to resend the GETSTATUS request */
|
||||
* to enter the next state, if she respond with dfuDLBUSY then
|
||||
* we must wait to resend the GETSTATUS request */
|
||||
|
||||
if (!dfureq_getstatus(dfuh, status, poll_tmo, state))
|
||||
return 0;
|
||||
if (dfuapi_req_getstatus(dfuh, status, poll_tmo, state) != DFUAPISuccess)
|
||||
goto error;
|
||||
|
||||
if (*state == dfuDNBUSY) {
|
||||
if (*poll_tmo)
|
||||
sleep_ms(*poll_tmo);
|
||||
if (!dfureq_getstate(dfuh, pre_state))
|
||||
return 0;
|
||||
if (!dfureq_getstatus(dfuh, status, poll_tmo, state))
|
||||
return 0;
|
||||
if (pre_state)
|
||||
if (dfuapi_req_getstate(dfuh, pre_state) != DFUAPISuccess)
|
||||
goto error;
|
||||
if (dfuapi_req_getstatus(dfuh, status, poll_tmo, state) != DFUAPISuccess)
|
||||
goto error;
|
||||
}
|
||||
|
||||
return 1;
|
||||
bye:
|
||||
return dfuh->res;
|
||||
error:
|
||||
goto bye;
|
||||
}
|
||||
|
||||
static int dfu_download_file(struct dfuDev* dfuh,
|
||||
static void dfuapi_set_err(struct dfuDev *dfuh, char *str)
|
||||
{
|
||||
dfuh->res = DFUAPIFail;
|
||||
strncpy(dfuh->err, str, sizeof(dfuh->err));
|
||||
}
|
||||
|
||||
static dfuAPIResult dfuapi_open(struct dfuDev *dfuh, int pid)
|
||||
{
|
||||
int pid_l[N_KNOWN_PIDS+1] = { 0 };
|
||||
struct dfuAPI *api;
|
||||
unsigned i, p;
|
||||
|
||||
/* fill pid list */
|
||||
if (pid)
|
||||
pid_l[0] = pid;
|
||||
else
|
||||
for (p = 0; p < N_KNOWN_PIDS; p++)
|
||||
pid_l[p] = known_pids[p].pid;
|
||||
|
||||
for (i = 0; i < N_DFU_APIS; i++)
|
||||
{
|
||||
api = &api_list[i];
|
||||
if (api->open_fn(dfuh, pid_l) != DFUAPISuccess)
|
||||
goto error;
|
||||
if (dfuh->found_pid) {
|
||||
/* ok */
|
||||
dfuh->api = api;
|
||||
printf("[INFO] %s: found %s\n", api->name, dfuh->descr);
|
||||
for (p = 0; p < N_KNOWN_PIDS; p++) {
|
||||
if (known_pids[p].pid == dfuh->found_pid) {
|
||||
printf("[INFO] iPod %s, mode: %s\n", known_pids[p].desc,
|
||||
known_pids[p].mode ? "WTF" : "DFU");
|
||||
break;
|
||||
}
|
||||
}
|
||||
fflush(stdout);
|
||||
goto bye;
|
||||
}
|
||||
printf("[INFO] %s: no DFU devices found\n", api->name);
|
||||
fflush(stdout);
|
||||
}
|
||||
|
||||
/* error */
|
||||
dfuapi_set_err(dfuh, "DFU device not found");
|
||||
|
||||
bye:
|
||||
return dfuh->res;
|
||||
error:
|
||||
goto bye;
|
||||
}
|
||||
|
||||
static void dfuapi_destroy(struct dfuDev *dfuh)
|
||||
{
|
||||
if (dfuh) {
|
||||
if (dfuh->api)
|
||||
dfuh->api->close_fn(dfuh);
|
||||
free(dfuh);
|
||||
}
|
||||
}
|
||||
|
||||
static struct dfuDev *dfuapi_create(void)
|
||||
{
|
||||
return calloc(sizeof(struct dfuDev), 1);
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* app level functions
|
||||
*/
|
||||
static int ipoddfu_download_file(struct dfuDev* dfuh,
|
||||
unsigned char *data, unsigned long size)
|
||||
{
|
||||
unsigned int blknum, len, remaining;
|
||||
int status, poll_tmo, state;
|
||||
int poll_tmo;
|
||||
DFUStatus status;
|
||||
DFUState state;
|
||||
|
||||
if (!dfureq_getstate(dfuh, &state))
|
||||
if (dfuapi_req_getstate(dfuh, &state) != DFUAPISuccess)
|
||||
goto error;
|
||||
|
||||
if (state != dfuIDLE) {
|
||||
dfu_set_errstr(dfuh, "Could not start DFU download: not idle");
|
||||
dfuapi_set_err(dfuh, "Could not start DFU download: not idle");
|
||||
goto error;
|
||||
}
|
||||
|
||||
|
|
@ -693,12 +920,12 @@ static int dfu_download_file(struct dfuDev* dfuh,
|
|||
{
|
||||
len = (remaining < DFU_PKT_SZ) ? remaining : DFU_PKT_SZ;
|
||||
|
||||
if (!dfu_send_packet(dfuh, blknum, len, data +
|
||||
blknum*DFU_PKT_SZ, &status, &poll_tmo, &state, NULL))
|
||||
if (dfuapi_send_packet(dfuh, blknum, len, data + blknum*DFU_PKT_SZ,
|
||||
&status, &poll_tmo, &state, NULL) != DFUAPISuccess)
|
||||
goto error;
|
||||
|
||||
if (state != dfuDNLOAD_IDLE) {
|
||||
dfu_set_errstr(dfuh, "DFU download aborted: unexpected state");
|
||||
dfuapi_set_err(dfuh, "DFU download aborted: unexpected state");
|
||||
goto error;
|
||||
}
|
||||
|
||||
|
|
@ -707,9 +934,9 @@ static int dfu_download_file(struct dfuDev* dfuh,
|
|||
}
|
||||
|
||||
/* send ZLP */
|
||||
int pre_state = 0;
|
||||
if (!dfu_send_packet(dfuh, blknum, 0, NULL,
|
||||
&status, &poll_tmo, &state, &pre_state)) {
|
||||
DFUState pre_state = appIDLE; /* dummy state */
|
||||
if (dfuapi_send_packet(dfuh, blknum, 0, NULL,
|
||||
&status, &poll_tmo, &state, &pre_state) != DFUAPISuccess) {
|
||||
if (pre_state == dfuMANIFEST_SYNC)
|
||||
goto ok; /* pwnaged .dfu file */
|
||||
goto error;
|
||||
|
|
@ -717,9 +944,9 @@ static int dfu_download_file(struct dfuDev* dfuh,
|
|||
|
||||
if (state != dfuMANIFEST) {
|
||||
if (status == errFIRMWARE)
|
||||
dfu_set_errstr(dfuh, "DFU download failed: corrupt firmware");
|
||||
dfuapi_set_err(dfuh, "DFU download failed: corrupt firmware");
|
||||
else
|
||||
dfu_set_errstr(dfuh, "DFU download failed: unexpected state");
|
||||
dfuapi_set_err(dfuh, "DFU download failed: unexpected state");
|
||||
goto error;
|
||||
}
|
||||
|
||||
|
|
@ -727,21 +954,20 @@ static int dfu_download_file(struct dfuDev* dfuh,
|
|||
if (poll_tmo)
|
||||
sleep_ms(poll_tmo);
|
||||
|
||||
if (!dfureq_getstatus(dfuh, &status, NULL, &state))
|
||||
if (dfuapi_req_getstatus(dfuh, &status, NULL, &state) != DFUAPISuccess)
|
||||
goto ok; /* 1223 .dfu file */
|
||||
|
||||
|
||||
/* TODO: next code never tested */
|
||||
/* XXX: next code never tested */
|
||||
|
||||
if (state != dfuMANIFEST_WAIT_RESET) {
|
||||
if (status == errVERIFY)
|
||||
dfu_set_errstr(dfuh, "DFU manifest failed: wrong FW verification");
|
||||
dfuapi_set_err(dfuh, "DFU manifest failed: wrong FW verification");
|
||||
else
|
||||
dfu_set_errstr(dfuh, "DFU manifest failed: unexpected state");
|
||||
dfuapi_set_err(dfuh, "DFU manifest failed: unexpected state");
|
||||
goto error;
|
||||
}
|
||||
|
||||
if (!dfuh->api->reset_fn(dfuh))
|
||||
if (dfuapi_reset(dfuh) != DFUAPISuccess)
|
||||
goto error;
|
||||
|
||||
ok:
|
||||
|
|
@ -750,86 +976,42 @@ error:
|
|||
return 0;
|
||||
}
|
||||
|
||||
static int dfu_open(struct dfuDev *dfuh, int pid)
|
||||
{
|
||||
int pid_l[2] = {0};
|
||||
struct dfuAPI *api;
|
||||
unsigned i;
|
||||
|
||||
pid_l[0] = pid;
|
||||
|
||||
for (i = 0; i < DFU_N_APIS; i++)
|
||||
{
|
||||
api = &api_list[i];
|
||||
if (!(api->open_fn(dfuh, pid ? pid_l : KNOWN_PIDS)))
|
||||
return 0; /* error */
|
||||
if (dfuh->found_pid) {
|
||||
dfuh->api = api;
|
||||
printf("[INFO] %s: found %s\n", api->name, dfuh->descr);
|
||||
fflush(stdout);
|
||||
return 1; /* ok */
|
||||
}
|
||||
printf("[INFO] %s: no DFU devices found\n", api->name);
|
||||
fflush(stdout);
|
||||
}
|
||||
|
||||
dfu_set_errstr(dfuh, "DFU device not found");
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void dfu_destroy(struct dfuDev *dfuh)
|
||||
{
|
||||
if (dfuh) {
|
||||
if (dfuh->api)
|
||||
dfuh->api->close_fn(dfuh);
|
||||
free(dfuh);
|
||||
}
|
||||
}
|
||||
|
||||
static struct dfuDev *dfu_create()
|
||||
{
|
||||
return calloc(sizeof(struct dfuDev), 1);
|
||||
}
|
||||
|
||||
/*
|
||||
* exported functions
|
||||
*/
|
||||
/* exported functions */
|
||||
int ipoddfu_send(int pid, unsigned char *data, int size,
|
||||
char* errstr, int errstrsize)
|
||||
{
|
||||
struct dfuDev *dfuh;
|
||||
unsigned char *buf;
|
||||
unsigned int checksum;
|
||||
uint32_t checksum;
|
||||
int ret = 1; /* ok */
|
||||
|
||||
dfuh = dfu_create();
|
||||
dfuh = dfuapi_create();
|
||||
|
||||
buf = malloc(size+4);
|
||||
if (!buf) {
|
||||
dfu_set_errstr(dfuh, "Could not allocate memory for DFU buffer");
|
||||
dfuapi_set_err(dfuh, "Could not allocate memory for DFU buffer");
|
||||
goto error;
|
||||
}
|
||||
|
||||
if (memcmp(data, IM3_IDENT, 4)) {
|
||||
dfu_set_errstr(dfuh, "Bad DFU image data");
|
||||
dfuapi_set_err(dfuh, "Bad DFU image data");
|
||||
goto error;
|
||||
}
|
||||
|
||||
/* FIXME: big endian */
|
||||
crc32_init();
|
||||
checksum = crc32(data, size, CRC32_DEFAULT_SEED);
|
||||
checksum = crc32(data, size, 0);
|
||||
memcpy(buf, data, size);
|
||||
memcpy(buf+size, &checksum, 4);
|
||||
put_uint32le(buf+size, ~checksum);
|
||||
|
||||
if (!dfu_open(dfuh, pid))
|
||||
if (dfuapi_open(dfuh, pid) != DFUAPISuccess)
|
||||
goto error;
|
||||
|
||||
if (!dfu_download_file(dfuh, buf, size+4))
|
||||
if (!ipoddfu_download_file(dfuh, buf, size+4))
|
||||
goto error;
|
||||
|
||||
bye:
|
||||
if (buf) free(buf);
|
||||
dfu_destroy(dfuh);
|
||||
dfuapi_destroy(dfuh);
|
||||
return ret;
|
||||
|
||||
error:
|
||||
|
|
@ -846,20 +1028,24 @@ int ipoddfu_scan(int pid, int *state, int reset,
|
|||
struct dfuDev *dfuh;
|
||||
int ret = 1; /* ok */
|
||||
|
||||
dfuh = dfu_create();
|
||||
dfuh = dfuapi_create();
|
||||
|
||||
if (!dfu_open(dfuh, pid))
|
||||
if (dfuapi_open(dfuh, pid) != DFUAPISuccess)
|
||||
goto error;
|
||||
|
||||
if (reset)
|
||||
if (!dfuh->api->reset_fn(dfuh))
|
||||
if (dfuapi_reset(dfuh) != DFUAPISuccess)
|
||||
goto error;
|
||||
|
||||
if (!dfureq_getstate(dfuh, state))
|
||||
goto error;
|
||||
if (state) {
|
||||
DFUState sts;
|
||||
if (dfuapi_req_getstate(dfuh, &sts) != DFUAPISuccess)
|
||||
goto error;
|
||||
*state = (int)sts;
|
||||
}
|
||||
|
||||
bye:
|
||||
dfu_destroy(dfuh);
|
||||
dfuapi_destroy(dfuh);
|
||||
return ret;
|
||||
|
||||
error:
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue