コード例 #1
0
ファイル: rboot-ota.c プロジェクト: daviddpd/dpdChatFabric
// called when connection receives data (hopefully the rom)
static void ICACHE_FLASH_ATTR upgrade_recvcb(void *arg, char *pusrdata, unsigned short length) {

	char *ptrData, *ptrLen, *ptr;

	// disarm the timer
	os_timer_disarm(&ota_timer);

	// first reply?
	if (upgrade->content_len == 0) {
		// valid http response?
		if ((ptrLen = (char*)os_strstr(pusrdata, "Content-Length: "))
			&& (ptrData = (char*)os_strstr(ptrLen, "\r\n\r\n"))
			&& (os_strncmp(pusrdata + 9, "200", 3) == 0)) {

			// end of header/start of data
			ptrData += 4;
			// length of data after header in this chunk
			length -= (ptrData - pusrdata);
			// running total of download length
			upgrade->total_len += length;
			// process current chunk
			if (!rboot_write_flash(&upgrade->write_status, (uint8*)ptrData, length)) {
				// write error
				rboot_ota_deinit();
				return;
			}
			// work out total download size
			ptrLen += 16;
			ptr = (char *)os_strstr(ptrLen, "\r\n");
			*ptr = '\0'; // destructive
			upgrade->content_len = atoi(ptrLen);
		} else {
			// fail, not a valid http header/non-200 response/etc.
			rboot_ota_deinit();
			return;
		}
	} else {
		// not the first chunk, process it
		upgrade->total_len += length;
		if (!rboot_write_flash(&upgrade->write_status, (uint8*)pusrdata, length)) {
			// write error
			rboot_ota_deinit();
			return;
		}
	}

	// check if we are finished
	if (upgrade->total_len == upgrade->content_len) {
		system_upgrade_flag_set(UPGRADE_FLAG_FINISH);
		// clean up and call user callback
		rboot_ota_deinit();
	} else if (upgrade->conn->state != ESPCONN_READ) {
		// fail, but how do we get here? premature end of stream?
		rboot_ota_deinit();
	} else {
		// timer for next recv
		os_timer_setfn(&ota_timer, (os_timer_func_t *)rboot_ota_deinit, 0);
		os_timer_arm(&ota_timer, OTA_NETWORK_TIMEOUT, 0);
	}
}
コード例 #2
0
void rBootHttpUpdate::writeRawData(pbuf* buf, int startPos) {
	pbuf *cur = buf;
	while (cur != NULL && cur->len > 0 && !writeError) {
		uint8* ptr = (uint8*) cur->payload + startPos;
		int len = cur->len - startPos;
		writeError = !rboot_write_flash(&rBootWriteStatus, ptr, len);
		if (writeError) {
			debugf("Write Error!");
		}
		items[currentItem].size += len;
		cur = cur->next;
		startPos = 0;
	}
}