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https://git.proxmox.com/git/mirror_frr
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a4cb97a6c1
(I'll get to `zlog_hexdump()` in a separate pass.) Signed-off-by: David Lamparter <equinox@diac24.net>
76 lines
1.9 KiB
C
76 lines
1.9 KiB
C
/*
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* Copyright (c) 2019 David Lamparter, for NetDEF, Inc.
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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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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <string.h>
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#include "printfrr.h"
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printfrr_ext_autoreg_p("HX", printfrr_hexdump)
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static ssize_t printfrr_hexdump(struct fbuf *buf, struct printfrr_eargs *ea,
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const void *ptr)
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{
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ssize_t ret = 0;
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ssize_t input_len = printfrr_ext_len(ea);
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char sep = ' ';
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const uint8_t *pos, *end;
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if (ea->fmt[0] == 'c') {
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ea->fmt++;
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sep = ':';
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} else if (ea->fmt[0] == 'n') {
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ea->fmt++;
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sep = '\0';
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}
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if (input_len < 0)
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return 0;
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for (pos = ptr, end = pos + input_len; pos < end; pos++) {
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if (sep && pos != ptr)
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ret += bputch(buf, sep);
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ret += bputhex(buf, *pos);
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}
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return ret;
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}
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/* string analog for hexdumps / the "this." in ("74 68 69 73 0a |this.|") */
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printfrr_ext_autoreg_p("HS", printfrr_hexdstr)
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static ssize_t printfrr_hexdstr(struct fbuf *buf, struct printfrr_eargs *ea,
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const void *ptr)
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{
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ssize_t ret = 0;
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ssize_t input_len = printfrr_ext_len(ea);
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const uint8_t *pos, *end;
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if (input_len < 0)
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return 0;
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for (pos = ptr, end = pos + input_len; pos < end; pos++) {
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if (*pos >= 0x20 && *pos < 0x7f)
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ret += bputch(buf, *pos);
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else
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ret += bputch(buf, '.');
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}
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return ret;
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}
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