crypto/openssh/opacket.h

   1 /* $OpenBSD: opacket.h,v 1.12 2017/10/20 01:56:39 djm Exp $ */
   2 #ifndef _OPACKET_H
   3 /* Written by Markus Friedl. Placed in the public domain.  */
   4
   5 /* Map old to new API */
   6 void     ssh_packet_start(struct ssh *, u_char);
   7 void     ssh_packet_put_char(struct ssh *, int ch);
   8 void     ssh_packet_put_int(struct ssh *, u_int value);
   9 void     ssh_packet_put_int64(struct ssh *, u_int64_t value);
  10 void     ssh_packet_put_bignum2(struct ssh *, BIGNUM * value);
  11 void     ssh_packet_put_ecpoint(struct ssh *, const EC_GROUP *, const EC_POINT *);
  12 void     ssh_packet_put_string(struct ssh *, const void *buf, u_int len);
  13 void     ssh_packet_put_cstring(struct ssh *, const char *str);
  14 void     ssh_packet_put_raw(struct ssh *, const void *buf, u_int len);
  15 void     ssh_packet_send(struct ssh *);
  16
  17 u_int    ssh_packet_get_char(struct ssh *);
  18 u_int    ssh_packet_get_int(struct ssh *);
  19 u_int64_t ssh_packet_get_int64(struct ssh *);
  20 void     ssh_packet_get_bignum2(struct ssh *, BIGNUM * value);
  21 void     ssh_packet_get_ecpoint(struct ssh *, const EC_GROUP *, EC_POINT *);
  22 void    *ssh_packet_get_string(struct ssh *, u_int *length_ptr);
  23 char    *ssh_packet_get_cstring(struct ssh *, u_int *length_ptr);
  24
  25 /* don't allow remaining bytes after the end of the message */
  26 #define ssh_packet_check_eom(ssh) \
  27 do { \
  28         int _len = ssh_packet_remaining(ssh); \
  29         if (_len > 0) { \
  30                 logit("Packet integrity error (%d bytes remaining) at %s:%d", \
  31                     _len ,__FILE__, __LINE__); \
  32                 ssh_packet_disconnect(ssh, \
  33                     "Packet integrity error."); \
  34         } \
  35 } while (0)
  36
  37 /* old API */
  38 void     packet_close(void);
  39 u_int    packet_get_char(void);
  40 u_int    packet_get_int(void);
  41 void     packet_set_connection(int, int);
  42 int      packet_read_seqnr(u_int32_t *);
  43 int      packet_read_poll_seqnr(u_int32_t *);
  44 void     packet_process_incoming(const char *buf, u_int len);
  45 void     packet_write_wait(void);
  46 void     packet_write_poll(void);
  47 void     packet_read_expect(int expected_type);
  48 #define packet_set_timeout(timeout, count) \
  49         ssh_packet_set_timeout(active_state, (timeout), (count))
  50 #define packet_connection_is_on_socket() \
  51         ssh_packet_connection_is_on_socket(active_state)
  52 #define packet_set_nonblocking() \
  53         ssh_packet_set_nonblocking(active_state)
  54 #define packet_get_connection_in() \
  55         ssh_packet_get_connection_in(active_state)
  56 #define packet_get_connection_out() \
  57         ssh_packet_get_connection_out(active_state)
  58 #define packet_set_protocol_flags(protocol_flags) \
  59         ssh_packet_set_protocol_flags(active_state, (protocol_flags))
  60 #define packet_get_protocol_flags() \
  61         ssh_packet_get_protocol_flags(active_state)
  62 #define packet_start_compression(level) \
  63         ssh_packet_start_compression(active_state, (level))
  64 #define packet_start(type) \
  65         ssh_packet_start(active_state, (type))
  66 #define packet_put_char(value) \
  67         ssh_packet_put_char(active_state, (value))
  68 #define packet_put_int(value) \
  69         ssh_packet_put_int(active_state, (value))
  70 #define packet_put_int64(value) \
  71         ssh_packet_put_int64(active_state, (value))
  72 #define packet_put_string( buf, len) \
  73         ssh_packet_put_string(active_state, (buf), (len))
  74 #define packet_put_cstring(str) \
  75         ssh_packet_put_cstring(active_state, (str))
  76 #define packet_put_raw(buf, len) \
  77         ssh_packet_put_raw(active_state, (buf), (len))
  78 #define packet_put_bignum2(value) \
  79         ssh_packet_put_bignum2(active_state, (value))
  80 #define packet_send() \
  81         ssh_packet_send(active_state)
  82 #define packet_read() \
  83         ssh_packet_read(active_state)
  84 #define packet_get_int64() \
  85         ssh_packet_get_int64(active_state)
  86 #define packet_get_bignum2(value) \
  87         ssh_packet_get_bignum2(active_state, (value))
  88 #define packet_remaining() \
  89         ssh_packet_remaining(active_state)
  90 #define packet_get_string(length_ptr) \
  91         ssh_packet_get_string(active_state, (length_ptr))
  92 #define packet_get_string_ptr(length_ptr) \
  93         ssh_packet_get_string_ptr(active_state, (length_ptr))
  94 #define packet_get_cstring(length_ptr) \
  95         ssh_packet_get_cstring(active_state, (length_ptr))
  96 void    packet_send_debug(const char *, ...)
  97             __attribute__((format(printf, 1, 2)));
  98 void    packet_disconnect(const char *, ...)
  99             __attribute__((format(printf, 1, 2)))
 100             __attribute__((noreturn));
 101 #define packet_have_data_to_write() \
 102         ssh_packet_have_data_to_write(active_state)
 103 #define packet_not_very_much_data_to_write() \
 104         ssh_packet_not_very_much_data_to_write(active_state)
 105 #define packet_set_interactive(interactive, qos_interactive, qos_bulk) \
 106         ssh_packet_set_interactive(active_state, (interactive), (qos_interactive), (qos_bulk))
 107 #define packet_is_interactive() \
 108         ssh_packet_is_interactive(active_state)
 109 #define packet_set_maxsize(s) \
 110         ssh_packet_set_maxsize(active_state, (s))
 111 #define packet_inc_alive_timeouts() \
 112         ssh_packet_inc_alive_timeouts(active_state)
 113 #define packet_set_alive_timeouts(ka) \
 114         ssh_packet_set_alive_timeouts(active_state, (ka))
 115 #define packet_get_maxsize() \
 116         ssh_packet_get_maxsize(active_state)
 117 #define packet_add_padding(pad) \
 118         sshpkt_add_padding(active_state, (pad))
 119 #define packet_send_ignore(nbytes) \
 120         ssh_packet_send_ignore(active_state, (nbytes))
 121 #define packet_set_server() \
 122         ssh_packet_set_server(active_state)
 123 #define packet_set_authenticated() \
 124         ssh_packet_set_authenticated(active_state)
 125 #define packet_get_input() \
 126         ssh_packet_get_input(active_state)
 127 #define packet_get_output() \
 128         ssh_packet_get_output(active_state)
 129 #define packet_check_eom() \
 130         ssh_packet_check_eom(active_state)
 131 #define set_newkeys(mode) \
 132         ssh_set_newkeys(active_state, (mode))
 133 #define packet_get_state(m) \
 134         ssh_packet_get_state(active_state, m)
 135 #define packet_set_state(m) \
 136         ssh_packet_set_state(active_state, m)
 137 #define packet_get_raw(lenp) \
 138         sshpkt_ptr(active_state, lenp)
 139 #define packet_get_ecpoint(c,p) \
 140         ssh_packet_get_ecpoint(active_state, c, p)
 141 #define packet_put_ecpoint(c,p) \
 142         ssh_packet_put_ecpoint(active_state, c, p)
 143 #define packet_get_rekey_timeout() \
 144         ssh_packet_get_rekey_timeout(active_state)
 145 #define packet_set_rekey_limits(x,y) \
 146         ssh_packet_set_rekey_limits(active_state, x, y)
 147 #define packet_get_bytes(x,y) \
 148         ssh_packet_get_bytes(active_state, x, y)
 149 #define packet_set_mux() \
 150         ssh_packet_set_mux(active_state)
 151 #define packet_get_mux() \
 152         ssh_packet_get_mux(active_state)
 153 #define packet_clear_keys() \
 154         ssh_packet_clear_keys(active_state)
 155
 156 #endif /* _OPACKET_H */