X-Git-Url: https://git.stg.codes/stg.git/blobdiff_plain/641204dfbdb9fc870cdd2e7f9e3169a44693e7bf..75dfb67fd068cc291e22f4f813b407812ebd09d2:/projects/rlm_stg/libradius.h?ds=sidebyside diff --git a/projects/rlm_stg/libradius.h b/projects/rlm_stg/libradius.h deleted file mode 100644 index b184a75a..00000000 --- a/projects/rlm_stg/libradius.h +++ /dev/null @@ -1,470 +0,0 @@ -#ifndef LIBRADIUS_H -#define LIBRADIUS_H - -/* - * libradius.h Structures and prototypes - * for the radius library. - * - * Version: $Id: libradius.h,v 1.1 2010/08/14 04:13:52 faust Exp $ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA - * - * Copyright 1999,2000,2001,2002,2003,2004,2005,2006,2007,2008 The FreeRADIUS server project - */ - -#include -RCSIDH(libradius_h, "$Id: libradius.h,v 1.1 2010/08/14 04:13:52 faust Exp $") - -#include - -#include -#include -#include -#include "os_int.h" - -#include -#include - -#include -#include -#include - -#ifdef SIZEOF_UNSIGNED_INT -#if SIZEOF_UNSIGNED_INT != 4 -#error FATAL: sizeof(unsigned int) != 4 -#endif -#endif - -/* - * Include for modules. - */ -#include -#include - -#define EAP_START 2 - -#define AUTH_VECTOR_LEN 16 -#define CHAP_VALUE_LENGTH 16 -#define MAX_STRING_LEN 254 /* RFC2138: string 0-253 octets */ - -# define VENDOR(x) ((x >> 16) & 0xffff) - -#ifdef _LIBRADIUS -# define AUTH_HDR_LEN 20 -# define VENDORPEC_USR 429 -#define VENDORPEC_LUCENT 4846 -#define VENDORPEC_STARENT 8164 -# define DEBUG if (fr_debug_flag && fr_log_fp) fr_printf_log -# define debug_pair(vp) do { if (fr_debug_flag && fr_log_fp) { \ - fputc('\t', fr_log_fp); \ - vp_print(fr_log_fp, vp); \ - fputc('\n', fr_log_fp); \ - } \ - } while(0) -# define TAG_VALID(x) ((x) > 0 && (x) < 0x20) -# define TAG_VALID_ZERO(x) ((x) < 0x20) -# define TAG_ANY -128 /* minimum signed char */ -#endif - -#if defined(__GNUC__) -# define PRINTF_LIKE(n) __attribute__ ((format(printf, n, n+1))) -# define NEVER_RETURNS __attribute__ ((noreturn)) -# define UNUSED __attribute__ ((unused)) -# define BLANK_FORMAT " " /* GCC_LINT whines about empty formats */ -#else -# define PRINTF_LIKE(n) /* ignore */ -# define NEVER_RETURNS /* ignore */ -# define UNUSED /* ignore */ -# define BLANK_FORMAT "" -#endif - -typedef struct attr_flags { - unsigned int addport : 1; /* add NAS-Port to IP address */ - unsigned int has_tag : 1; /* tagged attribute */ - unsigned int do_xlat : 1; /* strvalue is dynamic */ - unsigned int unknown_attr : 1; /* not in dictionary */ - unsigned int array : 1; /* pack multiples into 1 attr */ - unsigned int has_value : 1; /* has a value */ - unsigned int has_value_alias : 1; /* has a value alias */ - unsigned int has_tlv : 1; /* has sub attributes */ - unsigned int is_tlv : 1; /* is a sub attribute */ - unsigned int encoded : 1; /* has been put into packet */ - - int8_t tag; /* tag for tunneled attributes */ - uint8_t encrypt; /* encryption method */ -} ATTR_FLAGS; - -/* - * Values of the encryption flags. - */ -#define FLAG_ENCRYPT_NONE (0) -#define FLAG_ENCRYPT_USER_PASSWORD (1) -#define FLAG_ENCRYPT_TUNNEL_PASSWORD (2) -#define FLAG_ENCRYPT_ASCEND_SECRET (3) - -typedef struct dict_attr { - unsigned int attr; - int type; - int vendor; - ATTR_FLAGS flags; - char name[1]; -} DICT_ATTR; - -typedef struct dict_value { - unsigned int attr; - int value; - char name[1]; -} DICT_VALUE; - -typedef struct dict_vendor { - int vendorpec; - int type; /* length of type data */ - int length; /* length of length data */ - int flags; - char name[1]; -} DICT_VENDOR; - -typedef union value_pair_data { - char strvalue[MAX_STRING_LEN]; - uint8_t octets[MAX_STRING_LEN]; - struct in_addr ipaddr; - struct in6_addr ipv6addr; - uint32_t date; - uint32_t integer; - int32_t sinteger; - uint8_t filter[32]; - uint8_t ifid[8]; /* struct? */ - uint8_t ipv6prefix[18]; /* struct? */ - uint8_t ether[6]; - uint8_t *tlv; -} VALUE_PAIR_DATA; - -typedef struct value_pair { - const char *name; - int attribute; - int vendor; - int type; - size_t length; /* of data */ - FR_TOKEN _operator; - ATTR_FLAGS flags; - struct value_pair *next; - uint32_t lvalue; - VALUE_PAIR_DATA data; -} VALUE_PAIR; -#define vp_strvalue data.strvalue -#define vp_octets data.octets -#define vp_ipv6addr data.ipv6addr -#define vp_ifid data.ifid -#define vp_ipv6prefix data.ipv6prefix -#define vp_filter data.filter -#define vp_ether data.ether -#define vp_signed data.sinteger -#define vp_tlv data.tlv - -#if 0 -#define vp_ipaddr data.ipaddr.s_addr -#define vp_date data.date -#define vp_integer data.integer -#else -/* - * These are left as lvalue until we audit the source for code - * that prints to vp_strvalue for integer/ipaddr/date types. - */ -#define vp_ipaddr lvalue -#define vp_date lvalue -#define vp_integer lvalue -#endif - - -typedef struct fr_ipaddr_t { - int af; /* address family */ - union { - struct in_addr ip4addr; - struct in6_addr ip6addr; /* maybe defined in missing.h */ - } ipaddr; -} fr_ipaddr_t; - -/* - * vector: Request authenticator from access-request packet - * Put in there by rad_decode, and must be put in the - * response RADIUS_PACKET as well before calling rad_send - * - * verified: Filled in by rad_decode for accounting-request packets - * - * data,data_len: Used between rad_recv and rad_decode. - */ -typedef struct radius_packet { - int sockfd; - fr_ipaddr_t src_ipaddr; - fr_ipaddr_t dst_ipaddr; - uint16_t src_port; - uint16_t dst_port; - int id; - unsigned int code; - uint32_t hash; - uint8_t vector[AUTH_VECTOR_LEN]; - time_t timestamp; - uint8_t *data; - int data_len; - VALUE_PAIR *vps; - ssize_t offset; -} RADIUS_PACKET; - -/* - * Printing functions. - */ -int fr_utf8_char(const uint8_t *str); -void fr_print_string(const char *in, size_t inlen, - char *out, size_t outlen); -int vp_prints_value(char *out, size_t outlen, - VALUE_PAIR *vp, int delimitst); -const char *vp_print_name(char *buffer, size_t bufsize, int attr); -int vp_prints(char *out, size_t outlen, VALUE_PAIR *vp); -void vp_print(FILE *, VALUE_PAIR *); -void vp_printlist(FILE *, VALUE_PAIR *); -#define fprint_attr_val vp_print - -/* - * Dictionary functions. - */ -int dict_addvendor(const char *name, int value); -int dict_addattr(const char *name, int vendor, int type, int value, ATTR_FLAGS flags); -int dict_addvalue(const char *namestr, const char *attrstr, int value); -int dict_init(const char *dir, const char *fn); -void dict_free(void); -DICT_ATTR *dict_attrbyvalue(unsigned int attr); -DICT_ATTR *dict_attrbyname(const char *attr); -DICT_VALUE *dict_valbyattr(unsigned int attr, int val); -DICT_VALUE *dict_valbyname(unsigned int attr, const char *val); -int dict_vendorbyname(const char *name); -DICT_VENDOR *dict_vendorbyvalue(int vendor); - -#if 1 /* FIXME: compat */ -#define dict_attrget dict_attrbyvalue -#define dict_attrfind dict_attrbyname -#define dict_valfind dict_valbyname -/*#define dict_valget dict_valbyattr almost but not quite*/ -#endif - -/* get around diffrent ctime_r styles */ -#ifdef CTIMERSTYLE -#if CTIMERSTYLE == SOLARISSTYLE -#define CTIME_R(a,b,c) ctime_r(a,b,c) -#else -#define CTIME_R(a,b,c) ctime_r(a,b) -#endif -#else -#define CTIME_R(a,b,c) ctime_r(a,b) -#endif - -/* md5.c */ - -void fr_md5_calc(uint8_t *, const uint8_t *, unsigned int); - -/* hmac.c */ - -void fr_hmac_md5(const uint8_t *text, int text_len, - const uint8_t *key, int key_len, - unsigned char *digest); - -/* hmacsha1.c */ - -void fr_hmac_sha1(const uint8_t *text, int text_len, - const uint8_t *key, int key_len, - uint8_t *digest); - -/* radius.c */ -int rad_send(RADIUS_PACKET *, const RADIUS_PACKET *, const char *secret); -int rad_packet_ok(RADIUS_PACKET *packet, int flags); -RADIUS_PACKET *rad_recv(int fd, int flags); -ssize_t rad_recv_header(int sockfd, fr_ipaddr_t *src_ipaddr, int *src_port, - int *code); -void rad_recv_discard(int sockfd); -int rad_verify(RADIUS_PACKET *packet, RADIUS_PACKET *original, - const char *secret); -int rad_decode(RADIUS_PACKET *packet, RADIUS_PACKET *original, const char *secret); -int rad_encode(RADIUS_PACKET *packet, const RADIUS_PACKET *original, - const char *secret); -int rad_sign(RADIUS_PACKET *packet, const RADIUS_PACKET *original, - const char *secret); - -RADIUS_PACKET *rad_alloc(int newvector); -RADIUS_PACKET *rad_alloc_reply(RADIUS_PACKET *); -void rad_free(RADIUS_PACKET **); -int rad_pwencode(char *encpw, size_t *len, const char *secret, - const uint8_t *vector); -int rad_pwdecode(char *encpw, size_t len, const char *secret, - const uint8_t *vector); -int rad_tunnel_pwencode(char *encpw, size_t *len, const char *secret, - const uint8_t *vector); -int rad_tunnel_pwdecode(uint8_t *encpw, size_t *len, - const char *secret, const uint8_t *vector); -int rad_chap_encode(RADIUS_PACKET *packet, uint8_t *output, - int id, VALUE_PAIR *password); -VALUE_PAIR *rad_attr2vp(const RADIUS_PACKET *packet, const RADIUS_PACKET *original, - const char *secret, int attribute, int length, - const uint8_t *data); -int rad_vp2attr(const RADIUS_PACKET *packet, - const RADIUS_PACKET *original, const char *secret, - const VALUE_PAIR *vp, uint8_t *ptr); - -/* valuepair.c */ -VALUE_PAIR *pairalloc(DICT_ATTR *da); -VALUE_PAIR *paircreate(int attr, int type); -void pairfree(VALUE_PAIR **); -void pairbasicfree(VALUE_PAIR *pair); -VALUE_PAIR *pairfind(VALUE_PAIR *, int); -void pairdelete(VALUE_PAIR **, int); -void pairadd(VALUE_PAIR **, VALUE_PAIR *); -void pairreplace(VALUE_PAIR **first, VALUE_PAIR *add); -int paircmp(VALUE_PAIR *check, VALUE_PAIR *data); -VALUE_PAIR *paircopyvp(const VALUE_PAIR *vp); -VALUE_PAIR *paircopy(VALUE_PAIR *vp); -VALUE_PAIR *paircopy2(VALUE_PAIR *vp, int attr); -void pairmove(VALUE_PAIR **to, VALUE_PAIR **from); -void pairmove2(VALUE_PAIR **to, VALUE_PAIR **from, int attr); -VALUE_PAIR *pairparsevalue(VALUE_PAIR *vp, const char *value); -VALUE_PAIR *pairmake(const char *attribute, const char *value, int _operator); -VALUE_PAIR *pairread(const char **ptr, FR_TOKEN *eol); -FR_TOKEN userparse(const char *buffer, VALUE_PAIR **first_pair); -VALUE_PAIR *readvp2(FILE *fp, int *pfiledone, const char *errprefix); - -/* - * Error functions. - */ -#ifdef _LIBRADIUS -void fr_strerror_printf(const char *, ...) -#ifdef __GNUC__ - __attribute__ ((format (printf, 1, 2))) -#endif -; -#endif -void fr_perror(const char *, ...) -#ifdef __GNUC__ - __attribute__ ((format (printf, 1, 2))) -#endif -; -extern const char *fr_strerror(void); -extern int fr_dns_lookups; /* 0 = no dns lookups */ -extern int fr_debug_flag; /* 0 = no debugging information */ -extern int fr_max_attributes; /* per incoming packet */ -#define FR_MAX_PACKET_CODE (52) -extern const char *fr_packet_codes[FR_MAX_PACKET_CODE]; -extern FILE *fr_log_fp; -void fr_printf_log(const char *, ...) -#ifdef __GNUC__ - __attribute__ ((format (printf, 1, 2))) -#endif -; - -/* - * Several handy miscellaneous functions. - */ -const char * ip_ntoa(char *, uint32_t); -char *ifid_ntoa(char *buffer, size_t size, uint8_t *ifid); -uint8_t *ifid_aton(const char *ifid_str, uint8_t *ifid); -int rad_lockfd(int fd, int lock_len); -int rad_lockfd_nonblock(int fd, int lock_len); -int rad_unlockfd(int fd, int lock_len); -void fr_bin2hex(const uint8_t *bin, char *hex, size_t len); -size_t fr_hex2bin(const char *hex, uint8_t *bin, size_t len); -#ifndef HAVE_CLOSEFROM -int closefrom(int fd); -#endif -int fr_ipaddr_cmp(const fr_ipaddr_t *a, const fr_ipaddr_t *b); - -int ip_hton(const char *src, int af, fr_ipaddr_t *dst); -const char *ip_ntoh(const fr_ipaddr_t *src, char *dst, size_t cnt); -int fr_ipaddr2sockaddr(const fr_ipaddr_t *ipaddr, int port, - struct sockaddr_storage *sa, socklen_t *salen); -int fr_sockaddr2ipaddr(const struct sockaddr_storage *sa, socklen_t salen, - fr_ipaddr_t *ipaddr, int * port); - - -#ifdef ASCEND_BINARY -/* filters.c */ -int ascend_parse_filter(VALUE_PAIR *pair); -void print_abinary(VALUE_PAIR *vp, char *buffer, size_t len); -#endif /*ASCEND_BINARY*/ - -/* random numbers in isaac.c */ -/* context of random number generator */ -typedef struct fr_randctx { - uint32_t randcnt; - uint32_t randrsl[256]; - uint32_t randmem[256]; - uint32_t randa; - uint32_t randb; - uint32_t randc; -} fr_randctx; - -void fr_isaac(fr_randctx *ctx); -void fr_randinit(fr_randctx *ctx, int flag); -uint32_t fr_rand(void); /* like rand(), but better. */ -void fr_rand_seed(const void *, size_t ); /* seed the random pool */ - - -/* crypt wrapper from crypt.c */ -int fr_crypt_check(const char *key, const char *salt); - -/* rbtree.c */ -typedef struct rbtree_t rbtree_t; -typedef struct rbnode_t rbnode_t; - -rbtree_t *rbtree_create(int (*Compare)(const void *, const void *), - void (*freeNode)(void *), - int replace_flag); -void rbtree_free(rbtree_t *tree); -int rbtree_insert(rbtree_t *tree, void *Data); -rbnode_t *rbtree_insertnode(rbtree_t *tree, void *Data); -void rbtree_delete(rbtree_t *tree, rbnode_t *Z); -int rbtree_deletebydata(rbtree_t *tree, const void *data); -rbnode_t *rbtree_find(rbtree_t *tree, const void *Data); -void *rbtree_finddata(rbtree_t *tree, const void *Data); -int rbtree_num_elements(rbtree_t *tree); -void *rbtree_min(rbtree_t *tree); -void *rbtree_node2data(rbtree_t *tree, rbnode_t *node); - -/* callback order for walking */ -typedef enum { PreOrder, InOrder, PostOrder } RBTREE_ORDER; - -/* - * The callback should be declared as: - * int callback(void *context, void *data) - * - * The "context" is some user-defined context. - * The "data" is the pointer to the user data in the node, - * NOT the node itself. - * - * It should return 0 if all is OK, and !0 for any error. - * The walking will stop on any error. - */ -int rbtree_walk(rbtree_t *tree, RBTREE_ORDER order, int (*callback)(void *, void *), void *context); - -/* - * FIFOs - */ -typedef struct fr_fifo_t fr_fifo_t; -typedef void (*fr_fifo_free_t)(void *); -fr_fifo_t *fr_fifo_create(int max_entries, fr_fifo_free_t freeNode); -void fr_fifo_free(fr_fifo_t *fi); -int fr_fifo_push(fr_fifo_t *fi, void *data); -void *fr_fifo_pop(fr_fifo_t *fi); -void *fr_fifo_peek(fr_fifo_t *fi); -int fr_fifo_num_elements(fr_fifo_t *fi); - -#include - -#endif /*LIBRADIUS_H*/