/
auroraos
/
mirror_libcap
Обзор
Документация
Войти
/
auroraos
/
mirror_libcap
Код
Задачи
Вики
Пакеты
0
Релизы
0
Аналитика
master
libcap/execable.c
68 строк
2 KB
Andrew G. Morgan
Add some C++ protection to the libcap/execable.* code.
06 май 2025, 05:46
06 май 2025, 05:46
9a84906
Код
Авторство
О чём код?
#include <stdio.h> #include <stdlib.h> #include <sys/capability.h> #include "execable.h" __LIBCAP_PROTECT_CPP__ static void usage(int status) { printf("\nusage: libcap.so [--help|--usage|--summary]\n"); exit(status); } static void summary(void) { cap_value_t bits = cap_max_bits(), c; cap_mode_t mode = cap_get_mode(); printf("\nCurrent mode: %s\n", cap_mode_name(mode)); printf("Number of cap values known to: this libcap=%d, running kernel=%d\n", CAP_LAST_CAP+1, bits); if (bits > CAP_LAST_CAP+1) { printf("=> Consider upgrading libcap to name:"); for (c = CAP_LAST_CAP+1; c < bits; c++) { printf(" %d", c); } } else if (bits < CAP_LAST_CAP+1) { printf("=> Newer kernels also provide support for:"); for (c = bits; c <= CAP_LAST_CAP; c++) { char *name = cap_to_name(c); printf(" %s", name); cap_free(name); } } else { return; } printf("\n"); } SO_MAIN(int argc, char **argv) { int i; const char *cmd = "This library"; if (argv != NULL && argv[0] != NULL) { cmd = argv[0]; } printf("%s is the shared library version: " LIBRARY_VERSION ".\n" "See the License file for distribution information.\n" "More information on this library is available from:\n" "\n" " https://sites.google.com/site/fullycapable/\n", cmd); for (i = 1; i < argc; i++) { if (!strcmp(argv[i], "--usage") || !strcmp(argv[i], "--help")) { usage(0); } if (!strcmp(argv[i], "--summary")) { summary(); continue; } usage(1); } } __LIBCAP_UNPROTECT_CPP__