Ken Van Hoeylandt 4279a8ed72
Terminal and shell support based on BreezyBox (#656)
Features:
- Implemented terminal app based on BreezyBox
- Implemented shell based on BreezyBox
- Added font-module with fixed-width fonts

Improvements:
- Improved application standard-output and error-output routing, including dynamically loaded applications.
- Updated shared icons and Material Symbols mappings.
- Other improvements & fixes
2026-09-22 23:01:03 +02:00

51 lines
1.5 KiB
C

// SPDX-License-Identifier: Apache-2.0
#pragma once
#include <app/file.h>
#include <stddef.h>
#include <sys/types.h>
#include <tactility/error.h>
#ifdef __cplusplus
extern "C" {
#endif
#define STDIN_FILENO 0
#define STDOUT_FILENO 1
#define STDERR_FILENO 2
/** Fixed size of an app instance's fd table. FD allocation uses the lowest unused index >= 3. */
#define APP_MAX_FDS 16
/**
* FD-table dispatch for read()/write()/close(). Falls through to the real syscall for a fd not
* bound by the calling task's own app instance.
*/
ssize_t app_io_read(int fd, void* buffer, size_t size);
ssize_t app_io_write(int fd, const void* buffer, size_t size);
int app_io_close(int fd);
/**
* FD-table dispatch for AppFileOps::await(): blocks until @a fd is ready or @a timeout elapses.
* @retval ERROR_NOT_FOUND @a fd isn't bound in the calling task's own app instance fd table
* @retval ERROR_TIMEOUT @a timeout elapsed
* @retval ERROR_NONE the condition is true
*/
error_t app_io_await(int fd, AppFileWait wait, TickType_t timeout);
/**
* Installs a custom AppFileOps at @a fd in the calling task's own app instance fd table.
* Unlike AppStreamBinding, writes are never teed to the real underlying fd.
* @warning Must be called from the app instance's own task.
* @retval ERROR_NOT_FOUND the calling task isn't a running app instance
* @retval ERROR_OUT_OF_RANGE @a fd is outside [0, APP_MAX_FDS)
* @retval ERROR_NONE on success
*/
error_t app_io_bind_self(int fd, const struct AppFileOps* ops, void* object);
#ifdef __cplusplus
}
#endif