mirror of
https://github.com/UberGuidoZ/Flipper.git
synced 2024-12-24 23:40:12 +00:00
109 lines
3.6 KiB
C
109 lines
3.6 KiB
C
#include "cli_control.h"
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#include <cli/cli.h>
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#include <cli/cli_i.h>
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#include <cli/cli_vcp.h>
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#include "cligui_main_i.h"
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#include <FreeRTOS.h>
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volatile bool gotCallbackSet = false;
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FuriStreamBuffer* tx_stream;
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FuriStreamBuffer* rx_stream;
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static FuriThread* volatile cliThread = NULL;
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static void tx_handler_stdout(const char* buffer, size_t size) {
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furi_stream_buffer_send(tx_stream, buffer, size, FuriWaitForever);
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}
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static void tx_handler(const uint8_t* buffer, size_t size) {
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furi_thread_set_stdout_callback(tx_handler_stdout);
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cliThread = furi_thread_get_current();
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furi_stream_buffer_send(tx_stream, buffer, size, FuriWaitForever);
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}
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static size_t real_rx_handler(uint8_t* buffer, size_t size, uint32_t timeout) {
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size_t rx_cnt = 0;
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while(size > 0) {
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size_t batch_size = size;
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if(batch_size > 128) batch_size = 128;
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size_t len = furi_stream_buffer_receive(rx_stream, buffer, batch_size, timeout);
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if(len == 0) break;
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size -= len;
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buffer += len;
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rx_cnt += len;
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}
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return rx_cnt;
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}
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static CliCommand_internal* getInternalCliCommand(Cli* cli, const char* name) {
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FuriString* target_command = furi_string_alloc();
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furi_string_set_str(target_command, name);
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CliCommand_internal* command =
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CliCommandTree_internal_get(((Cli_internal*)cli)->commands, target_command);
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furi_string_free(target_command);
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return command;
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}
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static void session_init(void) {
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}
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static void session_deinit(void) {
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}
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static bool session_connected(void) {
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return true;
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}
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static CliSession session;
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void latch_tx_handler() {
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Cli* global_cli = furi_record_open(RECORD_CLI);
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CliCommand_internal* help_command = getInternalCliCommand(global_cli, "help");
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cliThread = help_command->context;
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furi_thread_set_stdout_callback(tx_handler_stdout);
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if(cliThread != NULL) {
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((FuriThread_internal*)cliThread)->output.write_callback = &tx_handler_stdout;
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}
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rx_stream = furi_stream_buffer_alloc(128, 1);
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tx_stream = furi_stream_buffer_alloc(128, 1);
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session.tx = &tx_handler;
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session.rx = &real_rx_handler;
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session.tx_stdout = &tx_handler_stdout;
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session.init = &session_init;
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session.deinit = &session_deinit;
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session.is_connected = &session_connected;
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cli_session_close(global_cli);
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cli_session_open(global_cli, &session);
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// Unlock loader-lock
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Loader* loader = furi_record_open(RECORD_LOADER);
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Loader_internal* loader_i = (Loader_internal*)loader;
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loader_i->lock_count = 0;
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furi_record_close(RECORD_CLI);
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furi_record_close(RECORD_LOADER);
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}
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void unlatch_tx_handler(bool persist) {
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Cli* global_cli = furi_record_open(RECORD_CLI);
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// Stash cliThread if not null
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if(cliThread != NULL) {
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CliCommand_internal* help_command = getInternalCliCommand(global_cli, "help");
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help_command->context = cliThread;
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}
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// Switch to new session
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if(persist) {
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// Use dummy debug firmware function as is_connected
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cli_vcp.is_connected = &furi_hal_version_do_i_belong_here;
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} else {
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// Send CTRL-C
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char eot = 0x03;
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furi_stream_buffer_send(rx_stream, &eot, 1, FuriWaitForever);
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}
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cli_session_open(global_cli, &cli_vcp);
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furi_record_close(RECORD_CLI);
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// Unblock waiting rx handler
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furi_stream_buffer_send(rx_stream, "_", 1, FuriWaitForever);
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// Reconfigure stdout_callback to cli_vcp
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if(cliThread != NULL) {
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((FuriThread_internal*)cliThread)->output.write_callback = cli_vcp.tx_stdout;
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}
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// At this point, all cli_vcp functions should be back.
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furi_stream_buffer_free(rx_stream);
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furi_stream_buffer_free(tx_stream);
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} |