50 lines
1.2 KiB
C
50 lines
1.2 KiB
C
/*
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* Copyright (c) 2018 Nordic Semiconductor ASA
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <zephyr/shell/shell_fprintf.h>
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#include <zephyr/shell/shell.h>
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#include <zephyr/sys/cbprintf.h>
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static int out_func(int c, void *ctx)
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{
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const struct shell_fprintf *sh_fprintf;
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const struct shell *shell;
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sh_fprintf = (const struct shell_fprintf *)ctx;
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shell = (const struct shell *)sh_fprintf->user_ctx;
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if ((shell->shell_flag == SHELL_FLAG_OLF_CRLF) && (c == '\n')) {
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(void)out_func('\r', ctx);
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}
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sh_fprintf->buffer[sh_fprintf->ctrl_blk->buffer_cnt] = (uint8_t)c;
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sh_fprintf->ctrl_blk->buffer_cnt++;
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if (sh_fprintf->ctrl_blk->buffer_cnt == sh_fprintf->buffer_size) {
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z_shell_fprintf_buffer_flush(sh_fprintf);
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}
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return 0;
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}
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void z_shell_fprintf_fmt(const struct shell_fprintf *sh_fprintf,
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const char *fmt, va_list args)
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{
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(void)cbvprintf(out_func, (void *)sh_fprintf, fmt, args);
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if (sh_fprintf->ctrl_blk->autoflush) {
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z_shell_fprintf_buffer_flush(sh_fprintf);
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}
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}
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void z_shell_fprintf_buffer_flush(const struct shell_fprintf *sh_fprintf)
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{
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sh_fprintf->fwrite(sh_fprintf->user_ctx, sh_fprintf->buffer,
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sh_fprintf->ctrl_blk->buffer_cnt);
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sh_fprintf->ctrl_blk->buffer_cnt = 0;
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}
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