Major destabilisation, phase 2. This time it's the backends' turn:

[u/mdw/putty] / ssh.h

diff --git a/ssh.h b/ssh.h
index 0d9613b..59a7b46 100644 (file)
--- a/ssh.h
+++ b/ssh.h
@@ -64,12 +64,18 @@ int rsastr_len(struct RSAKey *key);
 void rsastr_fmt(char *str, struct RSAKey *key);
 void rsa_fingerprint(char *str, int len, struct RSAKey *key);
 int rsa_verify(struct RSAKey *key);
+unsigned char *rsa_public_blob(struct RSAKey *key, int *len);
+int rsa_public_blob_len(void *data);
 void freersakey(struct RSAKey *key);
 
 typedef unsigned int word32;
 typedef unsigned int uint32;
 
 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);
 
 typedef struct {
     uint32 h[4];
@@ -200,6 +206,7 @@ extern const struct ssh_cipher ssh_3des;
 extern const struct ssh_cipher ssh_des;
 extern const struct ssh_cipher ssh_blowfish_ssh1;
 extern const struct ssh2_ciphers ssh2_3des;
+extern const struct ssh2_ciphers ssh2_des;
 extern const struct ssh2_ciphers ssh2_aes;
 extern const struct ssh2_ciphers ssh2_blowfish;
 extern const struct ssh_kex ssh_diffiehellman;
@@ -220,7 +227,7 @@ extern char sshver[];
  * that fails. This variable is the means by which scp.c can reach
  * into the SSH code and find out which one it got.
  */
-extern int ssh_fallback_cmd;
+extern int ssh_fallback_cmd(void *handle);
 
 #ifndef MSCRYPTOAPI
 void SHATransform(word32 * digest, word32 * data);
@@ -231,8 +238,11 @@ void random_add_noise(void *noise, int length);
 void random_add_heavynoise(void *noise, int length);
 
 void logevent(char *);
-void *new_sock_channel(Socket s); // allocates and register a new channel for port forwarding
-void ssh_send_port_open(void *channel, char *hostname, int port, char *org);
+
+/* 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);
 
 Bignum copybn(Bignum b);
 Bignum bn_power_2(int n);
@@ -273,6 +283,7 @@ Bignum dh_find_K(Bignum f);
 
 int loadrsakey(char *filename, struct RSAKey *key, char *passphrase);
 int rsakey_encrypted(char *filename, char **comment);
+int rsakey_pubblob(char *filename, void **blob, int *bloblen);
 
 int saversakey(char *filename, struct RSAKey *key, char *passphrase);
 
@@ -289,10 +300,30 @@ char *ssh2_userkey_loadpub(char *filename, char **algorithm,
 int ssh2_save_userkey(char *filename, struct ssh2_userkey *key,
                      char *passphrase);
 
-int keyfile_version(char *filename);
+enum {
+    SSH_KEYTYPE_UNOPENABLE,
+    SSH_KEYTYPE_UNKNOWN,
+    SSH_KEYTYPE_SSH1, SSH_KEYTYPE_SSH2,
+    SSH_KEYTYPE_OPENSSH, SSH_KEYTYPE_SSHCOM
+};
+int key_type(char *filename);
+char *key_type_to_str(int type);
+
+int import_possible(int type);
+int import_target_type(int type);
+int import_encrypted(char *filename, int type, char **comment);
+int import_ssh1(char *filename, int type, struct RSAKey *key,char *passphrase);
+struct ssh2_userkey *import_ssh2(char *filename, int type, char *passphrase);
+int export_ssh1(char *filename, int type, struct RSAKey *key,char *passphrase);
+int export_ssh2(char *filename, int type,
+                struct ssh2_userkey *key, char *passphrase);
 
 void des3_decrypt_pubkey(unsigned char *key, unsigned char *blk, int len);
 void des3_encrypt_pubkey(unsigned char *key, unsigned char *blk, int len);
+void des3_decrypt_pubkey_ossh(unsigned char *key, unsigned char *iv,
+                             unsigned char *blk, int len);
+void des3_encrypt_pubkey_ossh(unsigned char *key, unsigned char *iv,
+                             unsigned char *blk, int len);
 void aes256_encrypt_pubkey(unsigned char *key, unsigned char *blk,
                           int len);
 void aes256_decrypt_pubkey(unsigned char *key, unsigned char *blk,
@@ -301,11 +332,12 @@ void aes256_decrypt_pubkey(unsigned char *key, unsigned char *blk,
 /*
  * For progress updates in the key generation utility.
  */
-#define PROGFN_LIN_PHASE 1
-#define PROGFN_EXP_PHASE 2
-#define PROGFN_PHASE_EXTENT 3
-#define PROGFN_READY 4
-#define PROGFN_PROGRESS 5
+#define PROGFN_INITIALISE 1
+#define PROGFN_LIN_PHASE 2
+#define PROGFN_EXP_PHASE 3
+#define PROGFN_PHASE_EXTENT 4
+#define PROGFN_READY 5
+#define PROGFN_PROGRESS 6
 typedef void (*progfn_t) (void *param, int action, int phase, int progress);
 
 int rsa_generate(struct RSAKey *key, int bits, progfn_t pfn,
@@ -353,3 +385,9 @@ int zlib_decompress_block(unsigned char *block, int len,
 #define SSH2_AGENTC_ADD_IDENTITY                17
 #define SSH2_AGENTC_REMOVE_IDENTITY             18
 #define SSH2_AGENTC_REMOVE_ALL_IDENTITIES       19
+
+/*
+ * Need this to warn about support for the original SSH2 keyfile
+ * format.
+ */
+void old_keyfile_warning(void);