Port forwarding module now passes backend handles around properly.

[u/mdw/putty] / ssh.h

diff --git a/ssh.h b/ssh.h
index a99b633..2d2d0df 100644 (file)
--- a/ssh.h
+++ b/ssh.h
@@ -75,7 +75,10 @@ unsigned long crc32(const void *s, size_t len);
 unsigned long crc32_update(unsigned long crc_input, const void *s, size_t len);
 
 /* SSH CRC compensation attack detector */
-int detect_attack(unsigned char *buf, uint32 len, unsigned char *IV);
+void *crcda_make_context(void);
+void crcda_free_context(void *handle);
+int detect_attack(void *handle, unsigned char *buf, uint32 len,
+                 unsigned char *IV);
 
 typedef struct {
     uint32 h[4];
@@ -151,10 +154,11 @@ struct ssh2_ciphers {
 };
 
 struct ssh_mac {
-    void (*setcskey) (unsigned char *key);
-    void (*setsckey) (unsigned char *key);
-    void (*generate) (unsigned char *blk, int len, unsigned long seq);
-    int (*verify) (unsigned char *blk, int len, unsigned long seq);
+    void *(*make_context)(void);
+    void (*free_context)(void *);
+    void (*setkey) (void *, unsigned char *key);
+    void (*generate) (void *, unsigned char *blk, int len, unsigned long seq);
+    int (*verify) (void *, unsigned char *blk, int len, unsigned long seq);
     char *name;
     int len;
 };
@@ -191,13 +195,16 @@ struct ssh_signkey {
 
 struct ssh_compress {
     char *name;
-    void (*compress_init) (void);
-    int (*compress) (unsigned char *block, int len,
+    void *(*compress_init) (void);
+    void (*compress_cleanup) (void *);
+    int (*compress) (void *, unsigned char *block, int len,
                     unsigned char **outblock, int *outlen);
-    void (*decompress_init) (void);
-    int (*decompress) (unsigned char *block, int len,
+    void *(*decompress_init) (void);
+    void (*decompress_cleanup) (void *);
+    int (*decompress) (void *, unsigned char *block, int len,
                       unsigned char **outblock, int *outlen);
-    int (*disable_compression) (void);
+    int (*disable_compression) (void *);
+    char *text_name;
 };
 
 struct ssh2_userkey {
@@ -245,8 +252,7 @@ void logevent(char *);
 
 /* Allocate and register a new channel for port forwarding */
 void *new_sock_channel(void *handle, Socket s);
-void ssh_send_port_open(void *handle, void *channel,
-                       char *hostname, int port, char *org);
+void ssh_send_port_open(void *channel, char *hostname, int port, char *org);
 
 Bignum copybn(Bignum b);
 Bignum bn_power_2(int n);
@@ -257,8 +263,8 @@ Bignum modpow(Bignum base, Bignum exp, Bignum mod);
 Bignum modmul(Bignum a, Bignum b, Bignum mod);
 void decbn(Bignum n);
 extern Bignum Zero, One;
-Bignum bignum_from_bytes(unsigned char *data, int nbytes);
-int ssh1_read_bignum(unsigned char *data, Bignum * result);
+Bignum bignum_from_bytes(const unsigned char *data, int nbytes);
+int ssh1_read_bignum(const unsigned char *data, Bignum * result);
 int bignum_bitcount(Bignum bn);
 int ssh1_bignum_length(Bignum bn);
 int ssh2_bignum_length(Bignum bn);
@@ -279,11 +285,11 @@ Bignum bignum_rshift(Bignum number, int shift);
 int bignum_cmp(Bignum a, Bignum b);
 char *bignum_decimal(Bignum x);
 
-void dh_setup_group1(void);
-void dh_setup_group(Bignum pval, Bignum gval);
-void dh_cleanup(void);
-Bignum dh_create_e(int nbits);
-Bignum dh_find_K(Bignum f);
+void *dh_setup_group1(void);
+void *dh_setup_group(Bignum pval, Bignum gval);
+void dh_cleanup(void *);
+Bignum dh_create_e(void *, int nbits);
+Bignum dh_find_K(void *, Bignum f);
 
 int loadrsakey(char *filename, struct RSAKey *key, char *passphrase);
 int rsakey_encrypted(char *filename, char **comment);
@@ -355,11 +361,13 @@ Bignum primegen(int bits, int modulus, int residue, Bignum factor,
 /*
  * zlib compression.
  */
-void zlib_compress_init(void);
-void zlib_decompress_init(void);
-int zlib_compress_block(unsigned char *block, int len,
+void *zlib_compress_init(void);
+void zlib_compress_cleanup(void *);
+void *zlib_decompress_init(void);
+void zlib_decompress_cleanup(void *);
+int zlib_compress_block(void *, unsigned char *block, int len,
                        unsigned char **outblock, int *outlen);
-int zlib_decompress_block(unsigned char *block, int len,
+int zlib_decompress_block(void *, unsigned char *block, int len,
                          unsigned char **outblock, int *outlen);
 
 /*