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89 lines
2.0 KiB
C
89 lines
2.0 KiB
C
/* Return machine flag names.
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Copyright (C) 2001, 2002 Red Hat, Inc.
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This file is part of elfutils.
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Written by Ulrich Drepper <drepper@redhat.com>, 2001.
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This file is free software; you can redistribute it and/or modify
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it under the terms of either
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* the GNU Lesser General Public License as published by the Free
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Software Foundation; either version 3 of the License, or (at
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your option) any later version
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or
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* the GNU General Public License as published by the Free
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Software Foundation; either version 2 of the License, or (at
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your option) any later version
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or both in parallel, as here.
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elfutils is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received copies of the GNU General Public License and
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the GNU Lesser General Public License along with this program. If
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not, see <http://www.gnu.org/licenses/>. */
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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 <stdio.h>
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#include <string.h>
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#include <system.h>
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#include <libeblP.h>
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const char *
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ebl_machine_flag_name (Ebl *ebl, Elf64_Word flags, char *buf, size_t len)
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{
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const char *res;
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if (flags == 0)
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res = "";
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else
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{
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char *cp = buf;
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int first = 1;
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const char *machstr;
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size_t machstrlen;
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do
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{
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if (! first)
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{
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if (cp + 1 >= buf + len)
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break;
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*cp++ = ',';
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}
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machstr = ebl != NULL ? ebl->machine_flag_name (&flags) : NULL;
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if (machstr == NULL)
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{
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/* No more known flag. */
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snprintf (cp, buf + len - cp, "%#x", flags);
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break;
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}
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machstrlen = strlen (machstr) + 1;
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if ((size_t) (buf + len - cp) < machstrlen)
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{
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*((char *) mempcpy (cp, machstr, buf + len - cp - 1)) = '\0';
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break;
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}
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cp = mempcpy (cp, machstr, machstrlen);
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first = 0;
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}
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while (flags != 0);
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res = buf;
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}
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return res;
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}
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