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/*
* Copyright (C) 2014-2019 Firejail Authors
*
* This file is part of firejail project
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#define BUFMAX 4096
int main(int argc, char **argv) {
if (argc != 2) {
printf("usage: %s /usr/include/linux/capability.h\n", argv[0]);
return 1;
}
//open file
FILE *fp = fopen(argv[1], "r");
if (!fp) {
fprintf(stderr, "Error: cannot open file\n");
return 1;
}
// read file
char buf[BUFMAX];
while (fgets(buf, BUFMAX, fp)) {
// cleanup
char *start = buf;
while (*start == ' ' || *start == '\t')
start++;
char *end = strchr(start, '\n');
if (end)
*end = '\0';
// parsing
if (strncmp(start, "#define CAP_", 12) == 0) {
if (strstr(start, "CAP_LAST_CAP"))
break;
char *ptr1 = start + 8;
char *ptr2 = ptr1;
while (*ptr2 == ' ' || *ptr2 == '\t')
ptr2++;
while (*ptr2 != ' ' && *ptr2 != '\t')
ptr2++;
*ptr2 = '\0';
ptr2 = strdup(ptr1);
assert(ptr2);
ptr2 += 4;
char *ptr3 = ptr2;
while (*ptr3 != '\0') {
*ptr3 = tolower(*ptr3);
ptr3++;
}
printf("#ifdef %s\n", ptr1);
printf("\t{\"%s\", %s },\n", ptr2, ptr1);
printf("#endif\n");
}
}
fclose(fp);
return 0;
}
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