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authorLinus Nordberg <linus@nordu.net>2010-10-02 21:31:50 +0200
committerLinus Nordberg <linus@nordu.net>2010-10-02 21:31:50 +0200
commitbe4b786700ad03de5226951c043fefb345c0df4c (patch)
treee048b100e34ddcfebadabb459f9af7c55d01b3ce /lib/include/radsec
parent7ec20f4101e5a1ef0b5f2537f25a4f8d74ad1104 (diff)
WIP
Diffstat (limited to 'lib/include/radsec')
-rw-r--r--lib/include/radsec/libradsec-impl.h88
-rw-r--r--lib/include/radsec/libradsec.h121
2 files changed, 209 insertions, 0 deletions
diff --git a/lib/include/radsec/libradsec-impl.h b/lib/include/radsec/libradsec-impl.h
new file mode 100644
index 0000000..3abb71e
--- /dev/null
+++ b/lib/include/radsec/libradsec-impl.h
@@ -0,0 +1,88 @@
+/** @file libradsec-impl.h
+ @brief Libraray internal header file for libradsec. */
+
+/* See the file COPYING for licensing information. */
+
+#include <freeradius/libradius.h>
+#include <event2/util.h>
+
+/* Constants. */
+#define RS_HEADER_LEN 4
+
+/* Data types. */
+enum rs_cred_type {
+ RS_CRED_NONE = 0,
+ RS_CRED_TLS_PSK_RSA, /* RFC 4279. */
+};
+typedef unsigned int rs_cred_type_t;
+
+struct rs_packet;
+
+struct rs_credentials {
+ enum rs_cred_type type;
+ char *identity;
+ char *secret;
+};
+
+struct rs_error {
+ int code;
+ char *msg;
+ char buf[1024];
+};
+
+struct rs_handle {
+ struct rs_alloc_scheme alloc_scheme;
+ struct rs_error *err;
+ fr_randctx fr_randctx;
+ /* TODO: dictionary? */
+};
+
+struct rs_peer {
+ struct rs_connection *conn;
+ struct evutil_addrinfo *addr;
+ int s; /* Socket. */
+ char is_connecting;
+ char is_connected;
+ char *secret;
+ int timeout; /* client only */
+ int tries; /* client only */
+ struct rs_peer *next;
+};
+
+struct rs_connection {
+ struct rs_handle *ctx;
+ struct event_base *evb;
+ struct bufferevent *bev;
+ enum rs_conn_type type;
+ struct rs_credentials transport_credentials;
+ struct rs_conn_callbacks callbacks;
+ struct rs_peer *peers;
+ struct rs_peer *active_peer;
+ struct rs_error *err;
+};
+
+struct rs_packet {
+ struct rs_connection *conn;
+ char hdr_read_flag;
+ uint8_t hdr[4];
+ RADIUS_PACKET *rpkt;
+};
+
+struct rs_attr {
+ struct rs_packet *pkt;
+ VALUE_PAIR *vp;
+};
+
+/* Convenience macros. */
+#define rs_calloc(h, nmemb, size) \
+ (h->alloc_scheme.calloc ? h->alloc_scheme.calloc : calloc)(nmemb, size)
+#define rs_malloc(h, size) \
+ (h->alloc_scheme.malloc ? h->alloc_scheme.malloc : malloc)(size)
+#define rs_free(h, ptr) \
+ (h->alloc_scheme.free ? h->alloc_scheme.free : free)(ptr)
+#define rs_realloc(h, realloc, ptr, size) \
+ (h->alloc_scheme.realloc ? h->alloc_scheme.realloc : realloc)(ptr, size)
+
+/* Local Variables: */
+/* c-file-style: "stroustrup" */
+/* End: */
diff --git a/lib/include/radsec/libradsec.h b/lib/include/radsec/libradsec.h
new file mode 100644
index 0000000..ce6940e
--- /dev/null
+++ b/lib/include/radsec/libradsec.h
@@ -0,0 +1,121 @@
+/** @file libradsec.h
+ @brief Header file for libradsec. */
+/* See the file COPYING for licensing information. */
+
+#include <unistd.h>
+
+enum rs_err_code {
+ RSE_OK = 0,
+ RSE_NOMEM = 1,
+ RSE_NOSYS = 2,
+ RSE_INVALID_CTX = 3,
+ RSE_INVALID_CONN = 4,
+ RSE_CONN_TYPE_MISMATCH = 5,
+ RSE_FR = 6,
+ RSE_BADADDR = 7,
+ RSE_NOPEER = 8,
+ RSE_EVENT = 9,
+ RSE_CONNERR = 10,
+ RSE_SOME_ERROR = 21,
+};
+
+enum rs_conn_type {
+ RS_CONN_TYPE_NONE = 0,
+ RS_CONN_TYPE_UDP,
+ RS_CONN_TYPE_TCP,
+ RS_CONN_TYPE_TLS,
+ RS_CONN_TYPE_DTLS,
+};
+typedef unsigned int rs_conn_type_t;
+
+
+/* Data types. */
+struct rs_handle; /* radsec-impl.h */
+struct rs_connection; /* radsec-impl.h */
+struct rs_packet; /* radsec-impl.h */
+struct rs_conn; /* radsec-impl.h */
+struct rs_attr; /* radsec-impl.h */
+struct rs_error; /* radsec-impl.h */
+struct rs_peer; /* radsec-impl.h */
+struct radius_packet; /* <freeradius/libradius.h> */
+struct event_base; /* <event2/event-internal.h> */
+
+typedef void * (*rs_calloc_fp)(size_t nmemb, size_t size);
+typedef void * (*rs_malloc_fp)(size_t size);
+typedef void (*rs_free_fp)(void *ptr);
+typedef void * (*rs_realloc_fp)(void *ptr, size_t size);
+struct rs_alloc_scheme {
+ rs_calloc_fp calloc;
+ rs_malloc_fp malloc;
+ rs_free_fp free;
+ rs_realloc_fp realloc;
+};
+
+typedef void (*rs_conn_connected_cb)(void *user_data /* FIXME: peer? */);
+typedef void (*rs_conn_disconnected_cb)(void *user_data /* FIXME: reason? */);
+typedef void (*rs_conn_packet_received_cb)(const struct rs_packet *packet,
+ void *user_data);
+typedef void (*rs_conn_packet_sent_cb)(void *user_data);
+struct rs_conn_callbacks {
+ /** Callback invoked when the connection has been established. */
+ rs_conn_connected_cb connected_cb;
+ /** Callback invoked when the connection has been torn down. */
+ rs_conn_disconnected_cb disconnected_cb;
+ /** Callback invoked when a packet was received. */
+ rs_conn_packet_received_cb received_cb;
+ /** Callback invoked when a packet was successfully sent. */
+ rs_conn_packet_sent_cb sent_cb;
+};
+
+
+/* Function prototypes. */
+/* Context. */
+int rs_context_create(struct rs_handle **ctx, const char *dict);
+void rs_context_destroy(struct rs_handle *ctx);
+int rs_context_set_alloc_scheme(struct rs_handle *ctx, struct rs_alloc_scheme *scheme);
+int rs_context_config_read(struct rs_handle *ctx, const char *config_file);
+
+/* Server and client configuration. */
+void rs_server_set_timeout(struct rs_peer *server, int timeout);
+void rs_server_set_tries(struct rs_peer *server, int tries);
+int rs_server_set_secret(struct rs_peer *server, const char *secret);
+
+/* Connection. */
+int rs_conn_create(struct rs_handle *ctx, struct rs_connection **conn);
+int rs_conn_add_server(struct rs_connection *conn, struct rs_peer **server, rs_conn_type_t type, const char *hostname, int port);
+int rs_conn_add_listener(struct rs_connection *conn, rs_conn_type_t type, const char *hostname, int port);
+void rs_conn_destroy(struct rs_connection *conn);
+int rs_conn_set_eventbase(struct rs_connection *conn, struct event_base *eb);
+int rs_conn_set_callbacks(struct rs_connection *conn, struct rs_conn_callbacks *cb);
+int rs_conn_select_server(struct rs_connection *conn, const char *name);
+int rs_conn_get_current_server(struct rs_connection *conn, const char *name, size_t buflen);
+int rs_conn_receive_packet(struct rs_connection *conn, struct rs_packet **pkt_out);
+
+/* Packet. */
+int rs_packet_create_acc_request(struct rs_connection *conn, struct rs_packet **pkt, const char *user_name, const char *user_pw);
+//int rs_packet_create_acc_accept(cstruct rs_connection *conn, struct rs_packet **pkt);
+//int rs_packet_create_acc_reject(struct rs_connection *conn, struct rs_packet **pkt);
+//int rs_packet_create_acc_challenge(struct rs_connection *conn, struct rs_packet **pkt);
+void rs_packet_destroy(struct rs_packet *pkt);
+void rs_packet_add_attr(struct rs_packet *pkt, struct rs_attr *attr);
+int rs_packet_send(struct rs_packet *pkt, void *data);
+struct radius_packet *rs_packet_frpkt(struct rs_packet *pkt);
+
+/* Attribute. */
+int rs_attr_create(struct rs_connection *conn, struct rs_attr **attr, const char *type, const char *val);
+void rs_attr_destroy(struct rs_attr *attr);
+
+/* Error. */
+int rs_ctx_err_push(struct rs_handle *ctx, int code, const char *fmt, ...);
+int rs_ctx_err_push_fl(struct rs_handle *ctx, int code, const char *file, int line, const char *fmt, ...);
+struct rs_error *rs_ctx_err_pop (struct rs_handle *ctx);
+int rs_conn_err_push(struct rs_connection *conn, int code, const char *fmt, ...);
+int rs_conn_err_push_fl(struct rs_connection *conn, int code, const char *file, int line, const char *fmt, ...);
+struct rs_error *rs_conn_err_pop (struct rs_connection *conn);
+void rs_err_free(struct rs_error *err);
+char *rs_err_msg(struct rs_error *err, int dofree_flag);
+int rs_err_code(struct rs_error *err, int dofree_flag);
+
+/* Local Variables: */
+/* c-file-style: "stroustrup" */
+/* End: */