* src/userauth.h (user): Added uid attribute, and a bunch of

methods.

Rev: src/userauth.h:1.20

src/userauth.h

@@ -28,6 +28,12 @@
 #include "lsh.h"
 #include "exception.h"
 
+/* For pid_t and uid_t */
+#include <unistd.h>
+
+/* Forward declaration */
+struct env_value;
+
 #define GABA_DECLARE
 #include "userauth.h.x"
 #undef GABA_DECLARE
@@ -40,16 +46,59 @@
        (reply string)))
 */
 
-struct exception *make_userauth_special_exception(struct lsh_string *reply,
-						  const char *msg);
+struct env_value
+{
+  const char *name;
+  struct lsh_string *value;
+};
+
+struct exception *
+make_userauth_special_exception(struct lsh_string *reply,
+				const char *msg);
 
 /* GABA:
    (class
      (name user)
      (vars
-       ; These string include a terminating NUL-character, for
+       ; This string include a terminating NUL-character, for
        ; compatibility with library and system calls.
-       (name string)))
+       (name string)
+       (uid . uid_t)
+       
+       ; Verify a password
+       (verify_password method int "struct lsh_string *pw" "int free")
+
+       ; Check if a file in the user's home directory exists.
+       ; Used by the current publickey userauth method.
+       (file_exists method int "struct lsh_string *name" "int free")
+
+       ; chdir to the user's home directory
+       (chdir_home method int)
+
+       ; Fork a user process.
+
+       ; FIXME: For non-UN*X-systems, we need a method
+       ; that combines fork() and exec(). It would have lots of
+       ; input arguments, perhaps a tag list, and return
+       ; an object containing the stdin file objects and perhaps some
+       ; other info.
+
+       (fork_process method int "pid_t *")
+
+       ; This modifies the argv vector, in particular its first
+       ; element. So the vector must have at least two elements,
+       ; (argv[0], NULL). 
+
+       (exec_shell method void "int login"
+                   "char **argv"
+		   "unsigned env_length"
+		   "const struct env_value *env")))
 */
 
+#define USER_VERIFY_PASSWORD(u, p, f) ((u)->verify_password((u), (p), (f)))
+#define USER_FILE_EXISTS(u, n, f) ((u)->file_exists((u), (n), (f)))
+#define USER_CHDIR_HOME(u) ((u)->chdir_home((u)))
+#define USER_FORK(u, c) ((u)->fork_process((u), (c)))
+#define USER_EXEC(u, m, a, l, e) ((u)->exec_shell((u), (m), (a), (l), (e)))
+
 #endif /* LSH_USERAUTH_H_INCLUDED */