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https://github.com/SELinuxProject/selinux
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1020a5a248
Return more detailed error messages when the supplied contexts are invalid. Acked-by: James Carter <jwcart2@gmail.com> Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
46 lines
1.0 KiB
C
46 lines
1.0 KiB
C
#include <unistd.h>
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#include <sys/types.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <selinux/selinux.h>
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int main(int argc, char **argv)
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{
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security_class_t tclass;
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int ret;
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if (argc != 5) {
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fprintf(stderr, "usage: %s scontext tcontext tclass newcontext\n",
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argv[0]);
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exit(1);
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}
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if (security_check_context(argv[1])) {
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fprintf(stderr, "%s: invalid source context '%s'\n", argv[0], argv[1]);
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exit(4);
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}
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if (security_check_context(argv[2])) {
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fprintf(stderr, "%s: invalid target context '%s'\n", argv[0], argv[2]);
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exit(5);
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}
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tclass = string_to_security_class(argv[3]);
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if (!tclass) {
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fprintf(stderr, "%s: invalid class '%s'\n", argv[0], argv[3]);
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exit(2);
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}
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if (security_check_context(argv[4])) {
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fprintf(stderr, "%s: invalid new context '%s'\n", argv[0], argv[4]);
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exit(6);
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}
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ret = security_validatetrans(argv[1], argv[2], tclass, argv[4]);
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printf("security_validatetrans returned %d errno: %s\n", ret, strerror(errno));
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return ret;
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}
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