mirror of
https://gitlab.com/apparmor/apparmor.git
synced 2025-03-06 09:21:00 +01:00
92 lines
1.9 KiB
C
92 lines
1.9 KiB
C
/* $Id$ */
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/* #define CHANGEHAT_NOT_IN_GLIB */
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#define SD_ID_MAGIC 0x8c235e38
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#ifdef CHANGEHAT_NOT_IN_LIBRARY
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# ifdef CHANGEHAT_2_4_KERNEL
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struct sd_hat {
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char *hat_name;
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unsigned int hat_magic;
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};
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#define __NR_security 223
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#define SD_CHANGE_HAT 10
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_syscall3(int, security, unsigned int, id, unsigned int, call, unsigned long *, args);
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int change_hat (char * subprofile, unsigned int token)
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{
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struct sd_hat hat;
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unsigned int id = SD_ID_MAGIC;
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hat.hat_name=subprofile;
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hat.hat_magic = token;
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return security(id, SD_CHANGE_HAT, (unsigned long*)&hat);
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}
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# else
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# ifdef CHANGEHAT_2_2_KERNEL
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#define __NR_change_hat 230
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_syscall2(int, change_hat, char *, subdomain, unsigned int, magic_token);
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# endif /* CHANGEHAT_2_2_KERNEL */
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# endif /* CHANGEHAT_2_4_KERNEL */
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#else /* !CHANGEHAT_NOT_IN_LIBRARY */
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#ifdef USE_COMPAT_IMMUNIX_H
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#include <sys/immunix.h>
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#else
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#include <sys/apparmor.h>
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#endif /* USE_COMPAT_IMMUNIX_H */
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#endif /* CHANGEHAT_NOT_IN_LIBRARY */
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#include <fcntl.h>
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#include <string.h>
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inline int do_open (char * file)
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{
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int fd, rc;
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char buf[128];
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const char *data="hello world";
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fd=open(file, O_RDWR, 0);
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if (fd == -1){
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fprintf(stderr, "FAIL: open %s failed - %s\n",
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file,
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strerror(errno));
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return errno;
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}
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rc=write(fd, data, strlen(data));
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if (rc != strlen(data)){
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fprintf(stderr, "FAIL: write failed - %s\n",
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strerror(errno));
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return errno;
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}
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(void)lseek(fd, 0, SEEK_SET);
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rc=read(fd, buf, sizeof(buf));
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if (rc != strlen(data)){
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fprintf(stderr, "FAIL: read failed - %s\n",
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strerror(errno));
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return errno;
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}
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if (memcmp(buf, data, strlen(data)) != 0){
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fprintf(stderr, "FAIL: comparison failed - %s\n",
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strerror(errno));
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return errno;
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}
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close(fd);
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return 0;
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}
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