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The capwap data channel migrated from userspace to kernalspace

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vemax78
2014-09-10 21:58:23 +02:00
parent 71006a9121
commit 8d9985fdea
104 changed files with 6967 additions and 4840 deletions
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45
src/ac/ac_dfa_dtls.c
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@ -3,60 +3,21 @@
#include "capwap_array.h"
#include "ac_session.h"
/* DTLS BIO send */
static int ac_bio_send(struct capwap_dtls* dtls, char* buffer, int length, void* param) {
struct ac_session_t* session = (struct ac_session_t*)param;
ASSERT(dtls->session == CAPWAP_DTLS_CONTROL_SESSION);
return capwap_sendto(session->connection.socket.socket[session->connection.socket.type], buffer, length, &session->connection.localaddr, &session->connection.remoteaddr);
}
/* DTLS BIO Data send */
static int ac_bio_data_send(struct capwap_dtls* dtls, char* buffer, int length, void* param) {
struct ac_session_data_t* sessiondata = (struct ac_session_data_t*)param;
ASSERT(dtls->session == CAPWAP_DTLS_DATA_SESSION);
return capwap_sendto(sessiondata->connection.socket.socket[sessiondata->connection.socket.type], buffer, length, &sessiondata->connection.localaddr, &sessiondata->connection.remoteaddr);
}
/* */
void ac_dtls_setup_timeout(struct capwap_timeout* timeout, unsigned long index, void* context, void* param) {
ac_session_teardown((struct ac_session_t*)context); /* Configure timeout */
}
/* */
int ac_dtls_setup(struct ac_session_t* session) {
ASSERT(session != NULL);
/* Create DTLS session */
if (!capwap_crypt_createsession(&session->dtls, CAPWAP_DTLS_CONTROL_SESSION, &g_ac.dtlscontext, ac_bio_send, session)) {
if (!capwap_crypt_createsession(&session->dtls, &g_ac.dtlscontext)) {
return 0;
}
if (capwap_crypt_open(&session->dtls, &session->connection.remoteaddr) == CAPWAP_HANDSHAKE_ERROR) {
if (capwap_crypt_open(&session->dtls) == CAPWAP_HANDSHAKE_ERROR) {
return 0;
}
/* Wait DTLS handshake complete */
ac_dfa_change_state(session, CAPWAP_DTLS_CONNECT_STATE);
capwap_timeout_set(session->timeout, session->idtimercontrol, AC_DTLS_INTERVAL, ac_dtls_setup_timeout, session, NULL);
return 1;
}
/* */
int ac_dtls_data_setup(struct ac_session_data_t* sessiondata) {
ASSERT(sessiondata != NULL);
/* Create DTLS session */
if (!capwap_crypt_createsession(&sessiondata->dtls, CAPWAP_DTLS_DATA_SESSION, &g_ac.dtlscontext, ac_bio_data_send, sessiondata)) {
return 0;
}
if (capwap_crypt_open(&sessiondata->dtls, &sessiondata->connection.remoteaddr) == CAPWAP_HANDSHAKE_ERROR) {
return 0;
}
capwap_timeout_set(session->timeout, session->idtimercontrol, AC_DTLS_INTERVAL, ac_dfa_teardown_timeout, session, NULL);
return 1;
}