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server: Include git version in output of com_si().
[paraslash.git]
/
crypt.h
diff --git
a/crypt.h
b/crypt.h
index c430406f3c269b7d23e0d05fd95a8fe01bfe2f8a..6bd8179bbe90b8162bcc7d3a9af5736cd21d2677 100644
(file)
--- a/
crypt.h
+++ b/
crypt.h
@@
-1,5
+1,5
@@
/*
/*
- * Copyright (C) 2005-20
09
Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2005-20
11
Andre Noll <maan@systemlinux.org>
*
* Licensed under the GPL v2. For licencing details see COPYING.
*/
*
* Licensed under the GPL v2. For licencing details see COPYING.
*/
@@
-7,10
+7,6
@@
/** \file crypt.h prototypes for the RSA crypt functions */
#include <openssl/pem.h>
/** \file crypt.h prototypes for the RSA crypt functions */
#include <openssl/pem.h>
-int para_decrypt_challenge(char *key_file, long unsigned *challenge_nr,
- unsigned char *buf, unsigned rsa_inlen);
-int para_encrypt_challenge(RSA* rsa, long unsigned challenge_nr,
- unsigned char *outbuf);
int para_encrypt_buffer(RSA* rsa, unsigned char *inbuf, unsigned len,
unsigned char *outbuf);
int para_decrypt_buffer(char *key_file, unsigned char *outbuf, unsigned char *inbuf,
int para_encrypt_buffer(RSA* rsa, unsigned char *inbuf, unsigned len,
unsigned char *outbuf);
int para_decrypt_buffer(char *key_file, unsigned char *outbuf, unsigned char *inbuf,
@@
-21,9
+17,19
@@
void rsa_free(RSA *rsa);
void get_random_bytes_or_die(unsigned char *buf, int num);
void init_random_seed_or_die(void);
void get_random_bytes_or_die(unsigned char *buf, int num);
void init_random_seed_or_die(void);
+/**
+ * Used on the server-side for client-server communication encryption.
+ *
+ * The traffic between (the forked child of) para_server and the remote
+ * client process is crypted by a RC4 session key. This structure contains
+ * the RC4 keys and the file descriptor for which these keys should be used.
+ */
struct rc4_context {
struct rc4_context {
+ /** The socket file descriptor. */
int fd;
int fd;
+ /** Key used for sending data. */
RC4_KEY recv_key;
RC4_KEY recv_key;
+ /** Key used for receiving data. */
RC4_KEY send_key;
};
int rc4_send_bin_buffer(struct rc4_context *rc4c, const char *buf, size_t len);
RC4_KEY send_key;
};
int rc4_send_bin_buffer(struct rc4_context *rc4c, const char *buf, size_t len);
@@
-35,4
+41,5
@@
int rc4_recv_buffer(struct rc4_context *rcc, char *buf, size_t size);
/** \cond used to distinguish between loading of private/public key */
#define LOAD_PUBLIC_KEY 0
#define LOAD_PRIVATE_KEY 1
/** \cond used to distinguish between loading of private/public key */
#define LOAD_PUBLIC_KEY 0
#define LOAD_PRIVATE_KEY 1
+#define CHALLENGE_SIZE 64
/** \endcond **/
/** \endcond **/