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https://github.com/ByteWelder/Tactility.git
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4279a8ed72
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
51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
// SPDX-License-Identifier: Apache-2.0
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#pragma once
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#include <app/file.h>
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#include <stddef.h>
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#include <sys/types.h>
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#include <tactility/error.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define STDIN_FILENO 0
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#define STDOUT_FILENO 1
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#define STDERR_FILENO 2
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/** Fixed size of an app instance's fd table. FD allocation uses the lowest unused index >= 3. */
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#define APP_MAX_FDS 16
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/**
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* FD-table dispatch for read()/write()/close(). Falls through to the real syscall for a fd not
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* bound by the calling task's own app instance.
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*/
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ssize_t app_io_read(int fd, void* buffer, size_t size);
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ssize_t app_io_write(int fd, const void* buffer, size_t size);
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int app_io_close(int fd);
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/**
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* FD-table dispatch for AppFileOps::await(): blocks until @a fd is ready or @a timeout elapses.
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* @retval ERROR_NOT_FOUND @a fd isn't bound in the calling task's own app instance fd table
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* @retval ERROR_TIMEOUT @a timeout elapsed
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* @retval ERROR_NONE the condition is true
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*/
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error_t app_io_await(int fd, AppFileWait wait, TickType_t timeout);
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/**
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* Installs a custom AppFileOps at @a fd in the calling task's own app instance fd table.
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* Unlike AppStreamBinding, writes are never teed to the real underlying fd.
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* @warning Must be called from the app instance's own task.
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* @retval ERROR_NOT_FOUND the calling task isn't a running app instance
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* @retval ERROR_OUT_OF_RANGE @a fd is outside [0, APP_MAX_FDS)
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* @retval ERROR_NONE on success
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*/
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error_t app_io_bind_self(int fd, const struct AppFileOps* ops, void* object);
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#ifdef __cplusplus
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}
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#endif
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