Rework source layout in preparation for modular sudo.

2010-02-20 09:14:01 -05:00
parent 28c24027ec
commit e90fa482f9
151 changed files with 0 additions and 0 deletions
--- a/src/sudo_noexec.c
+++ b/src/sudo_noexec.c
@@ -0,0 +1,111 @@
+/*
+ * Copyright (c) 2004-2005 Todd C. Miller <Todd.Miller@courtesan.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <config.h>
+
+#include <errno.h>
+#ifndef HAVE_TIMESPEC
+# include <time.h>
+#endif
+#ifdef __STDC__
+# include <stdarg.h>
+#else
+# include <varargs.h>
+#endif
+
+#include <compat.h>
+
+/*
+ * Dummy versions of the execve() family of syscalls.  We don't need
+ * to stub out all of them, just the ones that correspond to actual
+ * system calls (which varies by OS).  Note that it is still possible
+ * to access the real syscalls via the syscall() interface but very
+ * few programs actually do that.
+ */
+
+#ifndef errno
+extern int errno;
+#endif
+
+#define DUMMY_BODY				\
+{						\
+    errno = EACCES;				\
+    return(-1);					\
+}
+
+#ifdef __STDC__
+
+#define DUMMY2(fn, t1, t2)			\
+int						\
+fn(t1 a1, t2 a2)				\
+DUMMY_BODY
+
+#define DUMMY3(fn, t1, t2, t3)			\
+int						\
+fn(t1 a1, t2 a2, t3 a3)				\
+DUMMY_BODY
+
+#define DUMMY_VA(fn, t1, t2)			\
+int						\
+fn(t1 a1, t2 a2, ...)				\
+DUMMY_BODY
+
+#else /* !__STDC__ */
+
+#define DUMMY2(fn, t1, t2)			\
+int						\
+fn(a1, a2)					\
+t1 a1; t2 a2;					\
+DUMMY_BODY
+
+#define DUMMY3(fn, t1, t2, t3)			\
+int						\
+fn(a1, a2, a3)					\
+t1 a1; t2 a2; t3 a3;				\
+DUMMY_BODY
+
+#define DUMMY_VA(fn, t1, t2)			\
+int						\
+fn(a1, a2, va_alist)				\
+t1 a1; t2 a2; va_dcl				\
+DUMMY_BODY
+
+#endif /* !__STDC__ */
+
+DUMMY_VA(execl, const char *, const char *)
+DUMMY_VA(_execl, const char *, const char *)
+DUMMY_VA(__execl, const char *, const char *)
+DUMMY_VA(execle, const char *, const char *)
+DUMMY_VA(_execle, const char *, const char *)
+DUMMY_VA(__execle, const char *, const char *)
+DUMMY_VA(execlp, const char *, const char *)
+DUMMY_VA(_execlp, const char *, const char *)
+DUMMY_VA(__execlp, const char *, const char *)
+DUMMY2(execv, const char *, char * const *)
+DUMMY2(_execv, const char *, char * const *)
+DUMMY2(__execv, const char *, char * const *)
+DUMMY2(execvp, const char *, char * const *)
+DUMMY2(_execvp, const char *, char * const *)
+DUMMY2(__execvp, const char *, char * const *)
+DUMMY3(execvP, const char *, const char *, char * const *)
+DUMMY3(_execvP, const char *, const char *, char * const *)
+DUMMY3(__execvP, const char *, const char *, char * const *)
+DUMMY3(execve, const char *, char * const *, char * const *)
+DUMMY3(_execve, const char *, char * const *, char * const *)
+DUMMY3(__execve, const char *, char * const *, char * const *)
+DUMMY3(fexecve, int , char * const *, char * const *)
+DUMMY3(_fexecve, int , char * const *, char * const *)
+DUMMY3(__fexecve, int , char * const *, char * const *)