diff options
Diffstat (limited to 'crypto/openssh/auth.h')
| -rw-r--r-- | crypto/openssh/auth.h | 168 |
1 files changed, 84 insertions, 84 deletions
diff --git a/crypto/openssh/auth.h b/crypto/openssh/auth.h index 3385c9b..a6265f3 100644 --- a/crypto/openssh/auth.h +++ b/crypto/openssh/auth.h @@ -1,3 +1,6 @@ +/* $OpenBSD: auth.h,v 1.29 2002/03/04 17:27:39 stevesk Exp $ */ +/* $FreeBSD$ */ + /* * Copyright (c) 2000 Markus Friedl. All rights reserved. * @@ -21,12 +24,13 @@ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * - * $OpenBSD: auth.h,v 1.15 2001/04/12 19:15:24 markus Exp $ - * $FreeBSD$ */ + #ifndef AUTH_H #define AUTH_H +#include "key.h" +#include "hostfile.h" #include <openssl/rsa.h> #ifdef HAVE_LOGIN_CAP @@ -35,119 +39,115 @@ #ifdef BSD_AUTH #include <bsd_auth.h> #endif +#ifdef KRB5 +#include <krb5.h> +#endif typedef struct Authctxt Authctxt; +typedef struct KbdintDevice KbdintDevice; + struct Authctxt { - int success; - int postponed; - int valid; - int attempt; - int failures; - char *user; - char *service; - struct passwd *pw; - char *style; + int success; + int postponed; + int valid; + int attempt; + int failures; + char *user; + char *service; + struct passwd *pw; + char *style; + void *kbdintctxt; #ifdef BSD_AUTH - auth_session_t *as; + auth_session_t *as; +#endif +#ifdef KRB4 + char *krb4_ticket_file; +#endif +#ifdef KRB5 + krb5_context krb5_ctx; + krb5_auth_context krb5_auth_ctx; + krb5_ccache krb5_fwd_ccache; + krb5_principal krb5_user; + char *krb5_ticket_file; #endif }; /* - * Tries to authenticate the user using the .rhosts file. Returns true if - * authentication succeeds. If ignore_rhosts is non-zero, this will not - * consider .rhosts and .shosts (/etc/hosts.equiv will still be used). + * Keyboard interactive device: + * init_ctx returns: non NULL upon success + * query returns: 0 - success, otherwise failure + * respond returns: 0 - success, 1 - need further interaction, + * otherwise - failure */ -int auth_rhosts(struct passwd * pw, const char *client_user); - -/* extended interface similar to auth_rhosts() */ -int -auth_rhosts2(struct passwd *pw, const char *client_user, const char *hostname, - const char *ipaddr); +struct KbdintDevice +{ + const char *name; + void* (*init_ctx)(Authctxt*); + int (*query)(void *ctx, char **name, char **infotxt, + u_int *numprompts, char ***prompts, u_int **echo_on); + int (*respond)(void *ctx, u_int numresp, char **responses); + void (*free_ctx)(void *ctx); +}; -/* - * Tries to authenticate the user using the .rhosts file and the host using - * its host key. Returns true if authentication succeeds. - */ +int auth_rhosts(struct passwd *, const char *); int -auth_rhosts_rsa(struct passwd * pw, const char *client_user, RSA* client_host_key); - -/* - * Tries to authenticate the user using password. Returns true if - * authentication succeeds. - */ -int auth_password(Authctxt *authctxt, const char *password); - -/* - * Performs the RSA authentication dialog with the client. This returns 0 if - * the client could not be authenticated, and 1 if authentication was - * successful. This may exit if there is a serious protocol violation. - */ -int auth_rsa(struct passwd * pw, BIGNUM * client_n); +auth_rhosts2(struct passwd *, const char *, const char *, const char *); -/* - * Parses an RSA key (number of bits, e, n) from a string. Moves the pointer - * over the key. Skips any whitespace at the beginning and at end. - */ -int auth_rsa_read_key(char **cpp, u_int *bitsp, BIGNUM * e, BIGNUM * n); - -/* - * Performs the RSA authentication challenge-response dialog with the client, - * and returns true (non-zero) if the client gave the correct answer to our - * challenge; returns zero if the client gives a wrong answer. - */ -int auth_rsa_challenge_dialog(RSA *pk); +int auth_rhosts_rsa(struct passwd *, const char *, Key *); +int auth_password(Authctxt *, const char *); +int auth_rsa(struct passwd *, BIGNUM *); +int auth_rsa_challenge_dialog(RSA *); #ifdef KRB4 #include <krb.h> -#endif /* KRB4 */ -#ifdef KRB5 -#include <krb5.h> -int auth_krb5(); /* XXX Doplnit prototypy */ -int auth_krb5_tgt(); -int krb5_init(); -void krb5_cleanup_proc(void *ignore); -int auth_krb5_password(struct passwd *pw, const char *password); -#endif /* KRB5 */ - -#ifdef KRB4 -#include <krb.h> -/* - * Performs Kerberos v4 mutual authentication with the client. This returns 0 - * if the client could not be authenticated, and 1 if authentication was - * successful. This may exit if there is a serious protocol violation. - */ -int auth_krb4(const char *server_user, KTEXT auth, char **client); -int krb4_init(uid_t uid); -void krb4_cleanup_proc(void *ignore); -int auth_krb4_password(struct passwd * pw, const char *password); +int auth_krb4(Authctxt *, KTEXT, char **); +int auth_krb4_password(Authctxt *, const char *); +void krb4_cleanup_proc(void *); #ifdef AFS #include <kafs.h> +int auth_krb4_tgt(Authctxt *, const char *); +int auth_afs_token(Authctxt *, const char *); +#endif /* AFS */ -/* Accept passed Kerberos v4 ticket-granting ticket and AFS tokens. */ -int auth_kerberos_tgt(struct passwd * pw, const char *string); -int auth_afs_token(struct passwd * pw, const char *token_string); -#endif /* AFS */ +#endif /* KRB4 */ -#endif /* KRB4 */ +#ifdef KRB5 +int auth_krb5(Authctxt *authctxt, krb5_data *auth, char **client); +int auth_krb5_tgt(Authctxt *authctxt, krb5_data *tgt); +int auth_krb5_password(Authctxt *authctxt, const char *password); +void krb5_cleanup_proc(void *authctxt); +#endif /* KRB5 */ void do_authentication(void); void do_authentication2(void); Authctxt *authctxt_new(void); -void auth_log(Authctxt *authctxt, int authenticated, char *method, char *info); -void userauth_finish(Authctxt *authctxt, int authenticated, char *method); -int auth_root_allowed(char *method); +void auth_log(Authctxt *, int, char *, char *); +void userauth_finish(Authctxt *, int, char *); +int auth_root_allowed(char *); -int auth2_challenge(Authctxt *authctxt, char *devs); +int auth2_challenge(Authctxt *, char *); +void auth2_challenge_stop(Authctxt *); -int allowed_user(struct passwd * pw); +int allowed_user(struct passwd *); -char *get_challenge(Authctxt *authctxt, char *devs); -int verify_response(Authctxt *authctxt, char *response); +char *get_challenge(Authctxt *); +int verify_response(Authctxt *, const char *); struct passwd * auth_get_user(void); +char *expand_filename(const char *, struct passwd *); +char *authorized_keys_file(struct passwd *); +char *authorized_keys_file2(struct passwd *); + +int +secure_filename(FILE *, const char *, struct passwd *, char *, size_t); + +HostStatus +check_key_in_hostfiles(struct passwd *, Key *, const char *, + const char *, const char *); + #define AUTH_FAIL_MAX 6 #define AUTH_FAIL_LOG (AUTH_FAIL_MAX/2) #define AUTH_FAIL_MSG "Too many authentication failures for %.100s" |
