115 lines
4.0 KiB
C
115 lines
4.0 KiB
C
#include <stdint.h>
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#include <stdbool.h>
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#include "py/mpconfig.h"
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#include MICROPY_HAL_H
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#include "py/obj.h"
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#include "simplelink.h"
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#include "flc.h"
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#include "updater.h"
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#include "shamd5.h"
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#include "modnetwork.h"
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#include "modwlan.h"
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#include "debug.h"
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/******************************************************************************
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DEFINE PRIVATE CONSTANTS
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******************************************************************************/
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#define UPDATER_IMG_PATH "/flash/sys/mcuimg.bin"
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#define UPDATER_SRVPACK_PATH "/flash/sys/servicepack.ucf"
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#define UPDATER_SIGN_PATH "/flash/sys/servicepack.sig"
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/******************************************************************************
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DEFINE TYPES
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******************************************************************************/
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typedef struct {
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char *path;
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_i32 fhandle;
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_u32 fsize;
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_u32 foffset;
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} updater_data_t;
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/******************************************************************************
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DECLARE PRIVATE DATA
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******************************************************************************/
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static updater_data_t updater_data;
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/******************************************************************************
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DEFINE PUBLIC FUNCTIONS
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******************************************************************************/
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bool updater_check_path (void *path) {
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if (!strcmp(UPDATER_IMG_PATH, path)) {
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updater_data.path = IMG_UPDATE;
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updater_data.fsize = IMG_SIZE;
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return true;
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}
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else if (!strcmp(UPDATER_SRVPACK_PATH, path)) {
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updater_data.path = IMG_SRVPACK;
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updater_data.fsize = SRVPACK_SIZE;
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return true;
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}
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else if (!strcmp(UPDATER_SIGN_PATH, path)) {
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updater_data.path = SRVPACK_SIGN;
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updater_data.fsize = SIGN_SIZE;
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return true;
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}
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return false;
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}
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bool updater_start (void) {
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_u32 AccessModeAndMaxSize = FS_MODE_OPEN_WRITE;
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SlFsFileInfo_t FsFileInfo;
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sl_LockObjLock (&wlan_LockObj, SL_OS_WAIT_FOREVER);
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if (0 != sl_FsGetInfo((_u8 *)updater_data.path, 0, &FsFileInfo)) {
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// file doesn't exist, create it
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AccessModeAndMaxSize = FS_MODE_OPEN_CREATE(updater_data.fsize, 0);
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}
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if (!sl_FsOpen((_u8 *)updater_data.path, AccessModeAndMaxSize, NULL, &updater_data.fhandle)) {
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updater_data.foffset = 0;
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return true;
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}
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sl_LockObjUnlock (&wlan_LockObj);
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return false;
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}
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bool updater_write (uint8_t *buf, uint32_t len) {
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if (len == sl_FsWrite(updater_data.fhandle, updater_data.foffset, buf, len)) {
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updater_data.foffset += len;
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return true;
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}
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return false;
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}
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void updater_finnish (void) {
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sBootInfo_t sBootInfo;
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_i32 fhandle;
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if (updater_data.fhandle > 0) {
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// close the file being updated
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sl_FsClose(updater_data.fhandle, NULL, NULL, 0);
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if (!strcmp (IMG_UPDATE, updater_data.path)) {
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// open the boot info file for reading
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if (!sl_FsOpen((unsigned char *)IMG_BOOT_INFO, FS_MODE_OPEN_READ, NULL, &fhandle)) {
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ASSERT (sizeof(sBootInfo_t) == sl_FsRead(fhandle, 0, (unsigned char *)&sBootInfo, sizeof(sBootInfo_t)));
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sl_FsClose(fhandle, 0, 0, 0);
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// open the file for writing
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ASSERT (sl_FsOpen((unsigned char *)IMG_BOOT_INFO, FS_MODE_OPEN_WRITE, NULL, &fhandle) == 0);
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}
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else {
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_u32 BootInfoCreateFlag = _FS_FILE_OPEN_FLAG_COMMIT | _FS_FILE_PUBLIC_WRITE | _FS_FILE_PUBLIC_READ;
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ASSERT (sl_FsOpen ((unsigned char *)IMG_BOOT_INFO, FS_MODE_OPEN_CREATE((2 * sizeof(sBootInfo_t)),
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BootInfoCreateFlag), NULL, &fhandle) == 0);
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}
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// write the new boot info
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sBootInfo.ActiveImg = IMG_ACT_UPDATE;
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sBootInfo.Status = IMG_STATUS_CHECK;
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ASSERT (sizeof(sBootInfo_t) == sl_FsWrite(fhandle, 0, (unsigned char *)&sBootInfo, sizeof(sBootInfo_t)));
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sl_FsClose(fhandle, 0, 0, 0);
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}
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}
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updater_data.fhandle = -1;
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sl_LockObjUnlock (&wlan_LockObj);
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}
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