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dusb_cmd.cc
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/* Hey EMACS -*- linux-c -*- */
/* $Id: cmd84p.c 2077 2006-03-31 21:16:19Z roms $ */
/* libticalcs - Ti Calculator library, a part of the TiLP project
* Copyright (C) 1999-2005 Romain Liévin
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/*
This unit handles virtual packet types (commands) thru DirectLink.
*/
// Some functions should be renamed or re-organized...
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "ticalcs.h"
#include "internal.h"
#include "logging.h"
#include "error.h"
#include "dusb_vpkt.h"
#include "dusb_cmd.h"
// Type to string
typedef struct
{
uint16_t id;
const char *name;
} DUSBCmdParamInfo;
static const DUSBCmdParamInfo param_types[] =
{
{ 0x0000, "" },
{ DUSB_PID_PRODUCT_NUMBER, "Product number" },
{ DUSB_PID_PRODUCT_NAME, "Product name" },
{ DUSB_PID_MAIN_PART_ID, "Main part ID" },
{ DUSB_PID_HW_VERSION, "Hardware version" },
{ DUSB_PID_FULL_ID, "Full ID" },
{ DUSB_PID_LANGUAGE_ID, "Language ID" },
{ DUSB_PID_SUBLANG_ID, "Sub-language ID" },
{ DUSB_PID_DEVICE_TYPE, "Device type" },
{ DUSB_PID_BOOT_VERSION, "Boot version" },
{ DUSB_PID_OS_MODE, "OS mode" },
{ DUSB_PID_OS_VERSION, "OS version" },
{ DUSB_PID_PHYS_RAM, "Physical RAM" },
{ DUSB_PID_USER_RAM, "User RAM" },
{ DUSB_PID_FREE_RAM, "Free RAM" },
{ DUSB_PID_PHYS_FLASH, "Physical Flash" },
{ DUSB_PID_USER_FLASH, "User Flash" },
{ DUSB_PID_FREE_FLASH, "Free Flash" },
{ DUSB_PID_USER_PAGES, "User pages" },
{ DUSB_PID_FREE_PAGES, "Free pages" }, // 0x0013
{ DUSB_PID_HAS_SCREEN, "Has screen" }, // 0x0019
{ DUSB_PID_COLOR_AVAILABLE, "Color is available" }, // 0x001B
{ DUSB_PID_COLOR_DEPTH, "Color depth" }, // 0x001C
{ DUSB_PID_BITS_PER_PIXEL, "Bits per pixel" }, // 0x001D
{ DUSB_PID_LCD_WIDTH, "LCD width" },
{ DUSB_PID_LCD_HEIGHT, "LCD height" }, // 0x001F
{ DUSB_PID_SCREENSHOT, "Screenshot" }, // 0x0022
{ DUSB_PID_CLASSIC_CLK_SUPPORT, "Classic clock supported" },
{ DUSB_PID_CLK_ON, "Clock ON" },
{ DUSB_PID_CLK_SEC_SINCE_1997, "Clock sec since 1997" }, // 0x0025
{ DUSB_PID_CLK_TZ, "Clock timezone" }, // 0x0026
{ DUSB_PID_CLK_DATE_FMT, "Clock date format" }, // 0x0027
{ DUSB_PID_CLK_TIME_FMT, "Clock time format" }, // 0x0028
{ DUSB_PID_BATTERY_ENOUGH, "Has enough battery for flash operations" }, // 0x002D
{ DUSB_PID_BATTERY_LEVEL, "Battery level" }, // 0x002E
{ DUSB_PID_HAS_EXTERNAL_POWER, "Has external power" }, // 0x002F
{ DUSB_PID_USER_DATA_1, "User data area 1" }, // 0x0030
{ DUSB_PID_FLASHAPPS, "FlashApps" }, // 0x0031
{ DUSB_PID_USER_DATA_2, "User data area 2" }, // 0x0035
{ DUSB_PID_MAIN_PART_ID_STRING, "Main part ID (as string)" }, // 0x0036
{ DUSB_PID_HOMESCREEN, "Home screen" },
{ DUSB_PID_BUSY, "Busy" },
{ DUSB_PID_SCREEN_SPLIT, "Screen split mode" }, // 0x0039
{ DUSB_PID_NEW_CLK_SUPPORT, "New clock supported" },
{ DUSB_PID_CLK_SECONDS, "Clock seconds" },
{ DUSB_PID_CLK_MINUTES, "Clock minutes" },
{ DUSB_PID_CLK_HOURS, "Clock hours" },
{ DUSB_PID_CLK_DAY, "Clock day" },
{ DUSB_PID_CLK_MONTH, "Clock month" },
{ DUSB_PID_CLK_YEAR, "Clock year" }, // 0x0040
{ DUSB_PID_ANS_TYPE, "Ans type" }, // 0x0045
{ DUSB_PID_ANS, "Ans contents" }, // 0x0046
{ DUSB_PID_OS_BUILD_NUMBER, "OS build number" }, // 0x0048
{ DUSB_PID_BOOT_BUILD_NUMBER, "Boot build number" }, // 0x0049
{ DUSB_PID_LAST_ERROR_CODE, "Last error code" }, // 0x004A
{ DUSB_PID_MATH_CAPABILITIES, "Math engine capabilities" }, // 0x004B
{ DUSB_PID_BOOT_HASH, "Boot hash" }, // 0x004C
{ DUSB_PID_OS_HASH, "OS hash" }, // 0x004D
{ DUSB_PID_PTT_MODE_SET, "PTT mode set" }, // 0x004F
{ DUSB_PID_OS_VERSION_STRING, "OS version (as string)" }, // 0x0052
{ DUSB_PID_BOOT_VERSION_STRING, "Boot version (as string)" }, // 0x0053
{ DUSB_PID_PTT_MODE_STATE, "PTT mode state" }, // 0x0054
{ DUSB_PID_PTT_MODE_FEATURES, "PTT mode features" }, // 0x0055
{ DUSB_PID_STOPWATCH_START, "Stopwatch start" }, // 0x0059
{ DUSB_PID_STOPWATCH_VALUE1, "Stopwatch value 1" }, // 0x005B
{ DUSB_PID_STOPWATCH_VALUE2, "Stopwatch value 2" }, // 0x005C
{ DUSB_PID_PYTHON_ON_BOARD, "Python On Board" }, // 0x005D
{ 0xFFFF, NULL}
};
const char* TICALL dusb_cmd_param_type2name(uint16_t id)
{
const DUSBCmdParamInfo *p;
for (p = param_types; p->name != NULL; p++)
{
if (p->id == id)
{
return p->name;
}
}
return "unknown: not listed";
}
// Helpers
DUSBCalcParam* TICALL dusb_cp_new(CalcHandle * handle, uint16_t id, uint16_t size)
{
return dusb_cp_new_ex(handle, id, size, (uint8_t *)g_malloc0(size));
}
DUSBCalcParam* TICALL dusb_cp_new_ex(CalcHandle * handle, uint16_t id, uint16_t size, uint8_t * data)
{
DUSBCalcParam* cp = NULL;
if (ticalcs_validate_handle(handle))
{
cp = (DUSBCalcParam *)g_malloc0(sizeof(DUSBCalcParam));
if (NULL != cp)
{
//GList * cpca_list;
cp->id = id;
cp->size = size;
cp->data = data;
//cpca_list = g_list_append((GList *)(handle->priv.dusb_cpca_list), cp);
//handle->priv.dusb_cpca_list = (void *)cpca_list;
}
}
else
{
ticalcs_critical("%s: handle is invalid", __FUNCTION__);
}
return cp;
}
void TICALL dusb_cp_fill(DUSBCalcParam * cp, uint16_t id, uint16_t size, uint8_t * data)
{
if (cp != NULL)
{
cp->id = id;
cp->ok = 0;
cp->size = size;
cp->data = data;
}
else
{
ticalcs_critical("%s: cp is NULL", __FUNCTION__);
}
}
void TICALL dusb_cp_del(CalcHandle * handle, DUSBCalcParam* cp)
{
//GList *cpca_list;
if (!ticalcs_validate_handle(handle))
{
ticalcs_critical("%s: handle is invalid", __FUNCTION__);
return;
}
if (cp == NULL)
{
ticalcs_critical("%s: cp is NULL", __FUNCTION__);
return;
}
//cpca_list = g_list_remove((GList *)(handle->priv.dusb_cpca_list), cp);
//handle->priv.dusb_cpca_list = (void *)cpca_list;
g_free(cp->data);
g_free(cp);
}
DUSBCalcParam ** TICALL dusb_cp_new_array(CalcHandle * handle, unsigned int size)
{
DUSBCalcParam ** array = NULL;
if (ticalcs_validate_handle(handle))
{
array = (DUSBCalcParam **)g_malloc0((size+1) * sizeof(DUSBCalcParam *));
}
else
{
ticalcs_critical("%s: handle is invalid", __FUNCTION__);
}
return array;
}
void TICALL dusb_cp_del_array(CalcHandle * handle, unsigned int size, DUSBCalcParam **params)
{
unsigned int i;
if (!ticalcs_validate_handle(handle))
{
ticalcs_critical("%s: handle is invalid", __FUNCTION__);
return;
}
if (params == NULL)
{
ticalcs_critical("%s: params is NULL", __FUNCTION__);
return;
}
for (i = 0; i < size && params[i]; i++)
{
dusb_cp_del(handle, params[i]);
}
g_free(params);
}
void * TICALL dusb_cp_alloc_data(uint16_t size)
{
return g_malloc0(size);
}
DUSBCalcParam * TICALL dusb_cp_realloc_data(DUSBCalcParam* cp, uint16_t size)
{
if (cp != NULL)
{
uint8_t * data = (uint8_t *)g_realloc(cp->data, size);
if (NULL != data)
{
if (size > cp->size)
{
memset(data + cp->size, 0x00, size - cp->size);
}
cp->data = data;
}
else
{
return NULL;
}
}
return cp;
}
void TICALL dusb_cp_free_data(void * data)
{
return g_free(data);
}
/////////////----------------
DUSBCalcAttr* TICALL dusb_ca_new(CalcHandle * handle, uint16_t id, uint16_t size)
{
return dusb_ca_new_ex(handle, id, size, (uint8_t *)g_malloc0(size));
}
DUSBCalcAttr* TICALL dusb_ca_new_ex(CalcHandle * handle, uint16_t id, uint16_t size, uint8_t * data)
{
DUSBCalcAttr* ca = NULL;
if (ticalcs_validate_handle(handle))
{
ca = (DUSBCalcAttr *)g_malloc0(sizeof(DUSBCalcAttr));
if (NULL != ca)
{
//GList * cpca_list;
ca->id = id;
ca->size = size;
ca->data = data;
//cpca_list = g_list_append((GList *)(handle->priv.dusb_cpca_list), ca);
//handle->priv.dusb_cpca_list = (void *)cpca_list;
}
}
else
{
ticalcs_critical("%s: handle is invalid", __FUNCTION__);
}
return ca;
}
void TICALL dusb_ca_fill(DUSBCalcAttr * ca, uint16_t id, uint16_t size, uint8_t * data)
{
if (ca != NULL)
{
ca->id = id;
ca->ok = 0;
ca->size = size;
ca->data = data;
}
else
{
ticalcs_critical("%s: ca is NULL", __FUNCTION__);
}
}
void TICALL dusb_ca_del(CalcHandle * handle, DUSBCalcAttr* ca)
{
//GList *cpca_list;
if (!ticalcs_validate_handle(handle))
{
ticalcs_critical("%s: handle is invalid", __FUNCTION__);
return;
}
if (ca == NULL)
{
ticalcs_critical("%s: ca is NULL", __FUNCTION__);
return;
}
//cpca_list = g_list_remove((GList *)(handle->priv.dusb_cpca_list), ca);
//handle->priv.dusb_cpca_list = (void *)cpca_list;
g_free(ca->data);
g_free(ca);
}
DUSBCalcAttr ** TICALL dusb_ca_new_array(CalcHandle * handle, unsigned int size)
{
DUSBCalcAttr ** array = NULL;
if (ticalcs_validate_handle(handle))
{
array = (DUSBCalcAttr **)g_malloc0((size+1) * sizeof(DUSBCalcAttr *));
}
else
{
ticalcs_critical("%s: handle is invalid", __FUNCTION__);
}
return array;
}
void TICALL dusb_ca_del_array(CalcHandle * handle, unsigned int size, DUSBCalcAttr **attrs)
{
unsigned int i;
if (!ticalcs_validate_handle(handle))
{
ticalcs_critical("%s: handle is invalid", __FUNCTION__);
return;
}
if (attrs == NULL)
{
ticalcs_critical("%s: attrs is NULL", __FUNCTION__);
return;
}
for (i = 0; i < size && attrs[i]; i++)
{
dusb_ca_del(handle, attrs[i]);
}
g_free(attrs);
}
void * TICALL dusb_ca_alloc_data(uint16_t size)
{
return g_malloc0(size);
}
DUSBCalcParam * TICALL dusb_ca_realloc_data(DUSBCalcParam* ca, uint16_t size)
{
if (ca != NULL)
{
uint8_t * data = (uint8_t *)g_realloc(ca->data, size);
if (NULL != data)
{
if (size > ca->size)
{
memset(data + ca->size, 0x00, size - ca->size);
}
ca->data = data;
}
else
{
return NULL;
}
}
return ca;
}
void TICALL dusb_ca_free_data(void * data)
{
return g_free(data);
}
/////////////----------------
static void byteswap(uint8_t *data, uint32_t len)
{
(void)data, (void)len;
/*
if(len == 2)
{
uint8_t tmp;
tmp = data[0];
data[0] = data[1];
data[1] = tmp;
}
else if(len == 4)
{
uint8_t tmp;
tmp = data[0];
data[0] = data[3];
data[3] = tmp;
tmp = data[1];
data[1] = data[2];
data[2] = tmp;
}
*/
}
/////////////----------------
static const uint16_t usb_errors[] = {
0x0004, 0x0006, 0x0008, 0x0009, 0x000c, 0x000d, 0x000e, 0x0011, // 01-08 (decimal)
0x0012, 0x001b, 0x001c, 0x001d, 0x0021, 0x0022, 0x0023, 0x0027, // 09-16 (decimal)
0x0029, 0x002b, 0x002c, 0x002d, 0x002e, 0x002f, 0x0030, 0x0034 // 17-24 (decimal)
};
static int err_code(uint16_t code)
{
unsigned int i;
for (i = 0; i < sizeof(usb_errors) / sizeof(usb_errors[0]); i++)
{
if (usb_errors[i] == code)
{
return i + 1;
}
}
ticalcs_warning("USB error code 0x%02x not found in list. Please report it at <tilp-devel@lists.sf.net>.", code);
return 0;
}
static int err_code_pkt(DUSBVirtualPacket *pkt)
{
return err_code((((uint16_t)pkt->data[0]) << 8) | pkt->data[1]);
}
/////////////----------------
int dusb_check_cmd_data(CalcModel model, const uint8_t * data, uint32_t len, uint32_t vtl_size, uint16_t vtl_type)
{
int ret = ERR_INVALID_PACKET;
(void)vtl_size;
switch (vtl_type)
{
case DUSB_VPKT_PING:
{
if (len == 10U)
{
ret = 0;
}
}
break;
case DUSB_VPKT_PARM_REQ:
{
if (len >= 2U)
{
uint16_t npids = (((uint16_t)(data[0])) << 8) | ((uint16_t)(data[1]));
if (len == 2U + npids * 2)
{
ret = 0;
}
// else do nothing.
}
// else do nothing.
}
break;
case DUSB_VPKT_PARM_DATA:
{
if (len >= 2U)
{
uint16_t nparams = (((uint16_t)(data[0])) << 8) | ((uint16_t)(data[1]));
data += 2;
if (len >= 2U + 3 * nparams)
{
uint16_t i;
uint32_t additional_size = 0;
int overrun = 0;
for (i = 0; i < nparams; i++)
{
uint8_t ok = !(data[2]);
data += 3;
if (ok)
{
uint16_t size = (((uint16_t)(data[0])) << 8) | ((uint16_t)(data[1]));
data += size + 2;
additional_size += size + 2;
}
if (len < 2U + 3 * nparams + additional_size)
{
overrun = 1;
break;
}
// else do nothing.
}
if (!overrun && len == 2U + 3 * nparams + additional_size)
{
ret = 0;
}
// else do nothing.
}
// else do nothing.
}
// else do nothing.
}
break;
case DUSB_VPKT_PARM_SET:
{
if (len > 4U)
{
uint16_t size = (((uint16_t)(data[2])) << 8) | ((uint16_t)(data[3]));
if (len == 4U + size)
{
ret = 0;
}
// else do nothing.
}
// else do nothing.
}
break;
case DUSB_VPKT_OS_BEGIN:
{
if (len == 11U)
{
ret = 0;
}
}
break;
case DUSB_VPKT_OS_ACK:
{
if (len >= 4U)
{
ret = 0;
}
}
break;
case DUSB_VPKT_OS_HEADER:
case DUSB_VPKT_OS_DATA:
{
if (model == CALC_TI89T_USB)
{
if (len > 0U)
{
ret = 0;
}
}
else
{
if (len > 4U)
{
ret = 0;
}
}
}
break;
case DUSB_VPKT_DELAY_ACK:
{
if (len == 4U)
{
ret = 0;
}
}
break;
case DUSB_VPKT_ERROR:
{
if (len == 2U)
{
ret = 0;
}
}
break;
// Nothing to do.
case DUSB_VPKT_VAR_CNTS:
case DUSB_VPKT_MODE_SET:
case DUSB_VPKT_EOT_ACK:
case DUSB_VPKT_DATA_ACK:
case DUSB_VPKT_EOT:
{
ret = 0;
}
break;
// TODO
case DUSB_VPKT_DIR_REQ:
case DUSB_VPKT_VAR_HDR:
case DUSB_VPKT_RTS:
case DUSB_VPKT_VAR_REQ:
case DUSB_VPKT_MODIF_VAR:
case DUSB_VPKT_EXECUTE:
{
ret = 0;
}
// Fall through for unknown vpkts, they're already marked invalid anyway.
default:
break;
}
if (ret)
{
ticalcs_critical("Validation failed for DUSB packet data of len=%lu, type=%04X", (unsigned long)len, vtl_type);
}
return ret;
}
int dusb_dissect_cmd_data(CalcModel model, FILE *f, const uint8_t * data, uint32_t len, uint32_t vtl_size, uint16_t vtl_type)
{
int ret = dusb_check_cmd_data(model, data, len, vtl_size, vtl_type);
(void)vtl_size;
if (ret)
{
return ret;
}
switch (vtl_type)
{
case DUSB_VPKT_PING:
{
uint16_t arg1 = (((uint16_t)(data[0])) << 8) | ((uint16_t)(data[1]));
uint16_t arg2 = (((uint16_t)(data[2])) << 8) | ((uint16_t)(data[3]));
uint16_t arg3 = (((uint16_t)(data[4])) << 8) | ((uint16_t)(data[5]));
uint16_t arg4 = (((uint16_t)(data[6])) << 8) | ((uint16_t)(data[7]));
uint16_t arg5 = (((uint16_t)(data[8])) << 8) | ((uint16_t)(data[9]));
fprintf(f, "Set mode: { %u, %u, %u, %u, 0x%04X }\n", arg1, arg2, arg3, arg4, arg5);
}
break;
case DUSB_VPKT_PARM_REQ:
{
uint16_t npids = (((uint16_t)(data[0])) << 8) | ((uint16_t)(data[1]));
uint16_t i;
if (len == 2U + npids * 2)
{
data += 2;
fprintf(f, "Requested %u (%X) parameter IDs:\n", npids, npids);
for (i = 0; i < npids; i++)
{
uint16_t pid = (((uint16_t)(data[0])) << 8) | ((uint16_t)(data[1]));
data += 2;
fprintf(f, "\t%04X (%s)\n", pid, dusb_cmd_param_type2name(pid));
}
fputc('\n', f);
}
}
break;
case DUSB_VPKT_PARM_DATA:
{
uint16_t nparams = (((uint16_t)(data[0])) << 8) | ((uint16_t)(data[1]));
uint16_t i;
uint32_t additional_size = 0;
if (len >= 2U + 3 * nparams)
{
data += 2;
fprintf(f, "Received %u (%X) parameter values:\n", nparams, nparams);
for (i = 0; i < nparams; i++)
{
uint16_t pid = (((uint16_t)(data[0])) << 8) | ((uint16_t)(data[1]));
uint8_t ok;
data += 2;
ok = !(*data++);
fprintf(f, "\t%04X (%s): ", pid, dusb_cmd_param_type2name(pid));
if (ok)
{
uint16_t j;
uint16_t size = (((uint16_t)(data[0])) << 8) | ((uint16_t)(data[1]));
data += 2;
additional_size += size + 2;
if (len < 2U + 3 * nparams + additional_size)
{
break;
}
fprintf(f, "OK, size %04X\n\t\t", size);
for (j = 0; j < size;)
{
fprintf(f, "%02X ", *data++);
if (!(++j & 15))
{
fprintf(f, "\n\t\t");
}
}
fputc('\n', f);
}
else
{
fputs("NOK !\n", f);
}
}
}
// else do nothing.
}
break;
case DUSB_VPKT_PARM_SET:
{
uint16_t id = (((uint16_t)(data[0])) << 8) | ((uint16_t)(data[1]));
uint16_t size = (((uint16_t)(data[2])) << 8) | ((uint16_t)(data[3]));
uint16_t i;
data += 4;
if (len == 4U + size)
{
fprintf(f, "Sending value of size %04X for parameter %04X\n\t", size, id);
for (i = 0; i < size; i++)
{
fprintf(f, "%02X ", *data++);
if (!(++i & 15))
{
fprintf(f, "\n\t");
}
}
}
// else do nothing.
}
break;
case DUSB_VPKT_OS_BEGIN:
{
uint32_t size = (((uint32_t)data[7]) << 24) | (((uint32_t)data[8]) << 16) | (((uint32_t)data[9]) << 8) | (((uint32_t)data[10]) << 0);
fprintf(f, "Size: %lu / %08lX\n", (unsigned long)size, (unsigned long)size);
}
break;
case DUSB_VPKT_OS_ACK:
{
uint32_t size = (((uint32_t)data[0]) << 24) | (((uint32_t)data[1]) << 16) | (((uint32_t)data[2]) << 8) | (((uint32_t)data[3]) << 0);
fprintf(f, "Chunk size: %lu / %08lX\n", (unsigned long)size, (unsigned long)size);
}
break;
case DUSB_VPKT_OS_HEADER:
case DUSB_VPKT_OS_DATA:
{
if (model == CALC_TI83PCE_USB || model == CALC_TI84PCE_USB)
{
uint32_t addr = (((uint32_t)data[3]) << 24) | (((uint32_t)data[2]) << 16) | (((uint32_t)data[1]) << 8) | (((uint32_t)data[0]) << 0);
fprintf(f, "Address: %08lX\n", (unsigned long)addr);
}
else if (model != CALC_TI89T_USB)
{
uint16_t addr = (((uint16_t)data[0]) << 8) | (((uint32_t)data[1]) << 0);
fprintf(f, "Address: %04X\tPage: %02X\tFlag: %02X\n", addr, data[2], data[3]);
}
// else do nothing.
}
break;
case DUSB_VPKT_DELAY_ACK:
{
uint32_t delay = (((uint32_t)data[0]) << 24) | (((uint32_t)data[1]) << 16) | (((uint32_t)data[2]) << 8) | (data[3] << 0);
fprintf(f, "Delay: %lu\n", (unsigned long)delay);
}
break;
case DUSB_VPKT_ERROR:
{
int err = err_code((((uint16_t)data[0]) << 8) | (((uint32_t)data[1]) << 0));
fprintf(f, "Error code: %u (%04X)\n", err, err);
}
break;
// Nothing to do.
case DUSB_VPKT_VAR_CNTS:
case DUSB_VPKT_MODE_SET:
case DUSB_VPKT_EOT_ACK:
case DUSB_VPKT_DATA_ACK:
case DUSB_VPKT_EOT:
break;
// TODO
case DUSB_VPKT_DIR_REQ:
case DUSB_VPKT_VAR_HDR:
case DUSB_VPKT_RTS:
case DUSB_VPKT_VAR_REQ:
case DUSB_VPKT_MODIF_VAR:
case DUSB_VPKT_EXECUTE:
{
fputs("(no extra dissection performed for now)\n", f);
}
break;
default:
{
fputs("(not performing extra dissection on unknown vpkt type)\n", f);
}
break;
}
return ret;
}
/////////////----------------
#define CATCH_DELAY() CATCH_DELAY_VARSIZE(NULL, 0)
#define CATCH_DELAY_VARSIZE(ds, es) \
if (pkt->type == DUSB_VPKT_DELAY_ACK) \
{ \
uint32_t delay = (((uint32_t)pkt->data[0]) << 24) | (((uint32_t)pkt->data[1]) << 16) | (((uint32_t)pkt->data[2]) << 8) | (pkt->data[3] << 0); \
ticalcs_info(" delay = %u", delay); \
if (delay > 400000) \
{ \
delay = 400000; \
ticalcs_info(" (absurdly high delay, clamping to a more reasonable value)"); \
} \
\
PAUSE(delay/1000); \
\
dusb_vtl_pkt_del(handle, pkt); \
pkt = dusb_vtl_pkt_new_ex(handle, 0, 0, NULL); \
\
retval = (ds == NULL ? dusb_recv_data(handle, pkt) : dusb_recv_data_varsize(handle, pkt, ds, es)); \
if (retval) \
{ \
goto end; \
} \
}
// 0x0001: set mode or ping
int TICALL dusb_cmd_s_mode_set(CalcHandle *handle, const DUSBModeSet mode)
{
DUSBVirtualPacket* pkt;
int retval = 0;
VALIDATE_HANDLE(handle);
retval = dusb_send_buf_size_request(handle, DUSB_DFL_BUF_SIZE);
if (!retval)
{
retval = dusb_recv_buf_size_alloc(handle, NULL);
if (!retval)
{
pkt = dusb_vtl_pkt_new_ex(handle, sizeof(mode), DUSB_VPKT_PING, (uint8_t *)dusb_vtl_pkt_alloc_data(sizeof(mode)));
pkt->data[0] = MSB(mode.arg1);
pkt->data[1] = LSB(mode.arg1);
pkt->data[2] = MSB(mode.arg2);
pkt->data[3] = LSB(mode.arg2);
pkt->data[4] = MSB(mode.arg3);
pkt->data[5] = LSB(mode.arg3);
pkt->data[6] = MSB(mode.arg4);
pkt->data[7] = LSB(mode.arg4);
pkt->data[8] = MSB(mode.arg5);
pkt->data[9] = LSB(mode.arg5);
retval = dusb_send_data(handle, pkt);
dusb_vtl_pkt_del(handle, pkt);
ticalcs_info(" %04x %04x %04x %04x %04x", mode.arg1, mode.arg2, mode.arg3, mode.arg4, mode.arg5);
}
}
return retval;
}
// 0x0002: begin OS transfer
int TICALL dusb_cmd_s_os_begin(CalcHandle *handle, uint32_t size)
{
DUSBVirtualPacket* pkt;
int retval = 0;
VALIDATE_HANDLE(handle);
pkt = dusb_vtl_pkt_new_ex(handle, 11, DUSB_VPKT_OS_BEGIN, (uint8_t *)dusb_vtl_pkt_alloc_data(11));
pkt->data[7] = MSB(MSW(size));
pkt->data[8] = LSB(MSW(size));
pkt->data[9] = MSB(LSW(size));
pkt->data[10]= LSB(LSW(size));
retval = dusb_send_data(handle, pkt);
dusb_vtl_pkt_del(handle, pkt);
ticalcs_info(" size = %08x (%i)", size, size);
return retval;
}
// 0x0003: acknowledgement of OS transfer
int TICALL dusb_cmd_r_os_ack(CalcHandle *handle, uint32_t *size)
{
DUSBVirtualPacket* pkt;
int retval = 0;
VALIDATE_HANDLE(handle);
pkt = dusb_vtl_pkt_new_ex(handle, 0, 0, NULL);
retval = dusb_recv_data(handle, pkt);
if (!retval)
{
CATCH_DELAY();
if (pkt->type == DUSB_VPKT_ERROR)
{
retval = ERR_CALC_ERROR2 + err_code_pkt(pkt);
goto end;
}
else if (pkt->type != DUSB_VPKT_OS_ACK)
{
retval = ERR_INVALID_PACKET;
goto end;
}
if (size != NULL)
{
*size = (((uint32_t)pkt->data[0]) << 24) | (((uint32_t)pkt->data[1]) << 16) | (((uint32_t)pkt->data[2]) << 8) | (((uint32_t)pkt->data[3]) << 0);
ticalcs_info(" chunk size = %08x (%i)", *size, *size);
}
}
end:
dusb_vtl_pkt_del(handle, pkt);
return retval;
}
static int s_os(uint8_t type, CalcHandle *handle, uint16_t addr, uint8_t page, uint8_t flag, uint32_t size, uint8_t *data)
{
DUSBVirtualPacket* pkt;
int retval = 0;
VALIDATE_HANDLE(handle);
VALIDATE_NONNULL(data);
pkt = dusb_vtl_pkt_new_ex(handle, 4 + size, type, (uint8_t *)dusb_vtl_pkt_alloc_data(4 + size));
pkt->data[0] = MSB(addr);
pkt->data[1] = LSB(addr);
pkt->data[2] = page;
pkt->data[3] = flag;
memcpy(pkt->data+4, data, size);
retval = dusb_send_data(handle, pkt);
dusb_vtl_pkt_del(handle, pkt);
ticalcs_info(" addr=%04x, page=%02x, flag=%02x, size=%04x", addr, page, flag, size);