mirror of https://github.com/sudo-project/sudo.git
63 lines
2.6 KiB
C
63 lines
2.6 KiB
C
/*
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* SPDX-License-Identifier: ISC
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*
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* Copyright (c) 2007, 2010, 2011, 2013-2015, 2023
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* Todd C. Miller <Todd.Miller@sudo.ws>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef SUDO_LBUF_H
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#define SUDO_LBUF_H
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/*
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* Line buffer struct.
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*/
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struct sudo_lbuf {
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int (*output)(const char *);
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char *buf;
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const char *continuation;
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unsigned int indent;
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unsigned int len;
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unsigned int size;
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unsigned short cols;
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unsigned short error;
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};
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typedef int (*sudo_lbuf_output_t)(const char *);
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/* Flags for sudo_lbuf_append_esc() */
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#define LBUF_ESC_CNTRL 0x01
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#define LBUF_ESC_BLANK 0x02
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#define LBUF_ESC_QUOTE 0x04
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sudo_dso_public void sudo_lbuf_init_v1(struct sudo_lbuf *lbuf, sudo_lbuf_output_t output, unsigned int indent, const char *continuation, int cols);
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sudo_dso_public void sudo_lbuf_destroy_v1(struct sudo_lbuf *lbuf);
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sudo_dso_public bool sudo_lbuf_append_v1(struct sudo_lbuf *lbuf, const char * restrict fmt, ...) sudo_printflike(2, 3);
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sudo_dso_public bool sudo_lbuf_append_esc_v1(struct sudo_lbuf *lbuf, int flags, const char * restrict fmt, ...) sudo_printflike(3, 4);
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sudo_dso_public bool sudo_lbuf_append_quoted_v1(struct sudo_lbuf *lbuf, const char *set, const char * restrict fmt, ...) sudo_printflike(3, 4);
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sudo_dso_public void sudo_lbuf_print_v1(struct sudo_lbuf *lbuf);
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sudo_dso_public bool sudo_lbuf_error_v1(struct sudo_lbuf *lbuf);
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sudo_dso_public void sudo_lbuf_clearerr_v1(struct sudo_lbuf *lbuf);
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#define sudo_lbuf_init(_a, _b, _c, _d, _e) sudo_lbuf_init_v1((_a), (_b), (_c), (_d), (_e))
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#define sudo_lbuf_destroy(_a) sudo_lbuf_destroy_v1((_a))
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#define sudo_lbuf_append sudo_lbuf_append_v1
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#define sudo_lbuf_append_esc sudo_lbuf_append_esc_v1
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#define sudo_lbuf_append_quoted sudo_lbuf_append_quoted_v1
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#define sudo_lbuf_print(_a) sudo_lbuf_print_v1((_a))
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#define sudo_lbuf_error(_a) sudo_lbuf_error_v1((_a))
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#define sudo_lbuf_clearerr(_a) sudo_lbuf_clearerr_v1((_a))
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#endif /* SUDO_LBUF_H */
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