| /* Written by Markus Friedl. Placed in the public domain. */ |
| |
| #include "includes.h" |
| |
| #include "ssherr.h" |
| #include "packet.h" |
| #include "log.h" |
| |
| struct ssh *active_state, *backup_state; |
| |
| /* Map old to new API */ |
| |
| void |
| ssh_packet_start(struct ssh *ssh, u_char type) |
| { |
| int r; |
| |
| if ((r = sshpkt_start(ssh, type)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| } |
| |
| void |
| ssh_packet_put_char(struct ssh *ssh, int value) |
| { |
| u_char ch = value; |
| int r; |
| |
| if ((r = sshpkt_put_u8(ssh, ch)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| } |
| |
| void |
| ssh_packet_put_int(struct ssh *ssh, u_int value) |
| { |
| int r; |
| |
| if ((r = sshpkt_put_u32(ssh, value)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| } |
| |
| void |
| ssh_packet_put_int64(struct ssh *ssh, u_int64_t value) |
| { |
| int r; |
| |
| if ((r = sshpkt_put_u64(ssh, value)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| } |
| |
| void |
| ssh_packet_put_string(struct ssh *ssh, const void *buf, u_int len) |
| { |
| int r; |
| |
| if ((r = sshpkt_put_string(ssh, buf, len)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| } |
| |
| void |
| ssh_packet_put_cstring(struct ssh *ssh, const char *str) |
| { |
| int r; |
| |
| if ((r = sshpkt_put_cstring(ssh, str)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| } |
| |
| void |
| ssh_packet_put_raw(struct ssh *ssh, const void *buf, u_int len) |
| { |
| int r; |
| |
| if ((r = sshpkt_put(ssh, buf, len)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| } |
| |
| |
| #ifdef WITH_OPENSSL |
| void |
| ssh_packet_put_bignum2(struct ssh *ssh, BIGNUM * value) |
| { |
| int r; |
| |
| if ((r = sshpkt_put_bignum2(ssh, value)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| } |
| |
| # ifdef OPENSSL_HAS_ECC |
| void |
| ssh_packet_put_ecpoint(struct ssh *ssh, const EC_GROUP *curve, |
| const EC_POINT *point) |
| { |
| int r; |
| |
| if ((r = sshpkt_put_ec(ssh, point, curve)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| } |
| # endif |
| #endif /* WITH_OPENSSL */ |
| |
| void |
| ssh_packet_send(struct ssh *ssh) |
| { |
| int r; |
| |
| if ((r = sshpkt_send(ssh)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| } |
| |
| u_int |
| ssh_packet_get_char(struct ssh *ssh) |
| { |
| u_char ch; |
| int r; |
| |
| if ((r = sshpkt_get_u8(ssh, &ch)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| return ch; |
| } |
| |
| u_int |
| ssh_packet_get_int(struct ssh *ssh) |
| { |
| u_int val; |
| int r; |
| |
| if ((r = sshpkt_get_u32(ssh, &val)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| return val; |
| } |
| |
| u_int64_t |
| ssh_packet_get_int64(struct ssh *ssh) |
| { |
| u_int64_t val; |
| int r; |
| |
| if ((r = sshpkt_get_u64(ssh, &val)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| return val; |
| } |
| |
| |
| #ifdef WITH_OPENSSL |
| void |
| ssh_packet_get_bignum2(struct ssh *ssh, BIGNUM * value) |
| { |
| int r; |
| |
| if ((r = sshpkt_get_bignum2(ssh, value)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| } |
| |
| # ifdef OPENSSL_HAS_ECC |
| void |
| ssh_packet_get_ecpoint(struct ssh *ssh, const EC_GROUP *curve, EC_POINT *point) |
| { |
| int r; |
| |
| if ((r = sshpkt_get_ec(ssh, point, curve)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| } |
| # endif |
| #endif /* WITH_OPENSSL */ |
| |
| void * |
| ssh_packet_get_string(struct ssh *ssh, u_int *length_ptr) |
| { |
| int r; |
| size_t len; |
| u_char *val; |
| |
| if ((r = sshpkt_get_string(ssh, &val, &len)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| if (length_ptr != NULL) |
| *length_ptr = (u_int)len; |
| return val; |
| } |
| |
| const void * |
| ssh_packet_get_string_ptr(struct ssh *ssh, u_int *length_ptr) |
| { |
| int r; |
| size_t len; |
| const u_char *val; |
| |
| if ((r = sshpkt_get_string_direct(ssh, &val, &len)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| if (length_ptr != NULL) |
| *length_ptr = (u_int)len; |
| return val; |
| } |
| |
| char * |
| ssh_packet_get_cstring(struct ssh *ssh, u_int *length_ptr) |
| { |
| int r; |
| size_t len; |
| char *val; |
| |
| if ((r = sshpkt_get_cstring(ssh, &val, &len)) != 0) |
| fatal("%s: %s", __func__, ssh_err(r)); |
| if (length_ptr != NULL) |
| *length_ptr = (u_int)len; |
| return val; |
| } |
| |
| /* Old API, that had to be reimplemented */ |
| |
| void |
| packet_set_connection(int fd_in, int fd_out) |
| { |
| active_state = ssh_packet_set_connection(active_state, fd_in, fd_out); |
| if (active_state == NULL) |
| fatal("%s: ssh_packet_set_connection failed", __func__); |
| } |
| |
| u_int |
| packet_get_char(void) |
| { |
| return (ssh_packet_get_char(active_state)); |
| } |
| |
| u_int |
| packet_get_int(void) |
| { |
| return (ssh_packet_get_int(active_state)); |
| } |
| |
| int |
| packet_read_seqnr(u_int32_t *seqnr) |
| { |
| u_char type; |
| int r; |
| |
| if ((r = ssh_packet_read_seqnr(active_state, &type, seqnr)) != 0) |
| sshpkt_fatal(active_state, __func__, r); |
| return type; |
| } |
| |
| int |
| packet_read_poll_seqnr(u_int32_t *seqnr) |
| { |
| u_char type; |
| int r; |
| |
| if ((r = ssh_packet_read_poll_seqnr(active_state, &type, seqnr))) |
| sshpkt_fatal(active_state, __func__, r); |
| return type; |
| } |
| |
| void |
| packet_close(void) |
| { |
| ssh_packet_close(active_state); |
| active_state = NULL; |
| } |
| |
| void |
| packet_process_incoming(const char *buf, u_int len) |
| { |
| int r; |
| |
| if ((r = ssh_packet_process_incoming(active_state, buf, len)) != 0) |
| sshpkt_fatal(active_state, __func__, r); |
| } |
| |
| void |
| packet_write_wait(void) |
| { |
| int r; |
| |
| if ((r = ssh_packet_write_wait(active_state)) != 0) |
| sshpkt_fatal(active_state, __func__, r); |
| } |
| |
| void |
| packet_write_poll(void) |
| { |
| int r; |
| |
| if ((r = ssh_packet_write_poll(active_state)) != 0) |
| sshpkt_fatal(active_state, __func__, r); |
| } |
| |
| void |
| packet_read_expect(int expected_type) |
| { |
| int r; |
| |
| if ((r = ssh_packet_read_expect(active_state, expected_type)) != 0) |
| sshpkt_fatal(active_state, __func__, r); |
| } |
| |
| void |
| packet_disconnect(const char *fmt, ...) |
| { |
| char buf[1024]; |
| va_list args; |
| |
| va_start(args, fmt); |
| vsnprintf(buf, sizeof(buf), fmt, args); |
| va_end(args); |
| ssh_packet_disconnect(active_state, "%s", buf); |
| } |
| |
| void |
| packet_send_debug(const char *fmt, ...) |
| { |
| char buf[1024]; |
| va_list args; |
| |
| va_start(args, fmt); |
| vsnprintf(buf, sizeof(buf), fmt, args); |
| va_end(args); |
| ssh_packet_send_debug(active_state, "%s", buf); |
| } |