forked from I2P_Developers/i2p.i2p
LibSAM
This commit is contained in:
mpc
140
apps/sam/c/inc/platform.h
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140
apps/sam/c/inc/platform.h
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/*
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* Copyright (c) 2004, Matthew P. Cashdollar <mpc@innographx.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the author nor the names of any contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
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* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef PLATFORM_H
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#define PLATFORM_H
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/*
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* Operating system
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*/
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#define FREEBSD 0 // FreeBSD (untested)
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#define MINGW 1 // Windows native (Mingw)
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#define LINUX 2 // Linux
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#define CYGWIN 3 // Cygwin
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#if OS == MINGW
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#define INET_ADDRSTRLEN 16
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#define NO_GETHOSTBYNAME2
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#define NO_INET_ATON /* implies NO_INET_PTON */
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#define NO_INET_NTOP
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#define NO_STRL
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#define NO_Z_FORMAT
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#define WINSOCK
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#endif
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#if OS == LINUX
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#define NO_GETHOSTBYNAME2
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#define NO_STRL
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#define NO_Z_FORMAT
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#endif
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#if OS == CYGWIN
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#define FAST32_IS_LONG
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#define INET_ADDRSTRLEN 16
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#define NO_GETHOSTBYNAME2
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#define NO_INET_NTOP
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#define NO_INET_PTON
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#define NO_SNPRINTF
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#define NO_STRL
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#define NO_VSNPRINTF
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#define NO_Z_FORMAT
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#endif
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/*
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* Standard C99 includes - if your compiler doesn't have these, it's time to
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* upgrade
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*/
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdint.h>
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/*
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* System includes
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*/
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#ifdef WINSOCK
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#include <winsock.h>
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#else
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#include <arpa/inet.h>
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#include <sys/select.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#endif
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#include <assert.h>
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#include <errno.h>
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#ifndef WINSOCK
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#include <netdb.h>
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#endif
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#if defined NO_SNPRINTF || defined NO_VSNPRINTF
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#include "snprintf.h"
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#endif
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#ifdef NO_STRL
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#include "strl.h"
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#endif
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#ifdef WINSOCK
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#include <windows.h>
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#else
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#include <unistd.h>
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#endif
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/*
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* Platform-dependent variable types
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*/
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#ifdef WINSOCK
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typedef SOCKET socket_t;
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typedef signed long ssize_t;
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#else
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typedef int socket_t;
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#endif
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/*
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* Prints out the file name, line number, and function name before log message
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*/
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#define SAMLOG(format, ...) sam_log("%s:%d:%s: " \
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format, __FILE__, __LINE__, __func__, __VA_ARGS__)
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/*
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* This is the same as above, except that it doesn't accept any va args
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*/
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#define SAMLOGS(str) sam_log("%s:%d:%s: " str, __FILE__, __LINE__, __func__)
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/*
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* Set this to true if you want the raw SAM commands to be printed on stdout
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* (useful for debugging)
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*/
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#define SAM_WIRETAP false
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#if SAM_WIRETAP
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#include <ctype.h>
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#endif
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#endif /* PLATFORM_H */
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123
apps/sam/c/inc/sam.h
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123
apps/sam/c/inc/sam.h
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@@ -0,0 +1,123 @@
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/*
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* Copyright (c) 2004, Matthew P. Cashdollar <mpc@innographx.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the author nor the names of any contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
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* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef SAM_H
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#define SAM_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* Lengths
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*/
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#define SAM_CMD_LEN 128 /* the maximum length a SAM command can be */
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#define SAM_DGRAM_PAYLOAD_MAX 31774 /* max size of a single datagram packet */
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#define SAM_ERRMSG_LEN 23 /* the longest message returned from sam_strerror */
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#define SAM_LOGMSG_LEN 256 /* the longest log message */
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#define SAM_NAME_LEN 256 /* the longest `name' arg for naming lookup callback*/
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#define SAM_STREAM_PAYLOAD_MAX 32768 /* max size of a single stream packet */
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#define SAM_PKCMD_LEN (SAM_PUBKEY_LEN + SAM_CMD_LEN)/*a public key SAM command*/
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#define SAM_PUBKEY_LEN 517 /* it's actually 516, but +1 for '\0' */
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#define SAM_REPLY_LEN 1024 /* the maximum length a SAM non-data reply can be */
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/*
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* Shorten some standard variable types
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*/
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typedef signed char schar_t;
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typedef unsigned char uchar_t;
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typedef unsigned int uint_t;
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typedef unsigned long ulong_t;
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typedef unsigned short ushort_t;
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typedef enum {SAM_STREAM, SAM_DGRAM, SAM_RAW} sam_conn_t; /* SAM connection */
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typedef char sam_pubkey_t[SAM_PUBKEY_LEN]; /* base 64 public key */
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typedef struct {
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void *data;
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size_t size;
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} sam_sendq_t; /* sending queue to encourage large stream packet sizes */
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typedef int_fast32_t sam_sid_t; /* stream id number */
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typedef enum { /* see sam_strerror() for detailed descriptions of these */
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/* error codes from SAM itself (SAM_OK is not an actual "error") */
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SAM_OK, SAM_CANT_REACH_PEER, SAM_DUPLICATED_DEST, SAM_I2P_ERROR,
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SAM_INVALID_KEY, SAM_KEY_NOT_FOUND, SAM_PEER_NOT_FOUND, SAM_TIMEOUT,
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SAM_UNKNOWN,
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/* error codes from libsam */
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SAM_BAD_VERSION, SAM_CALLBACKS_UNSET, SAM_SOCKET_ERROR, SAM_TOO_BIG
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} samerr_t;
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/*
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* Public functions
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*/
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/* SAM controls */
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extern bool sam_close(void);
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extern samerr_t sam_connect(const char *samhost, uint16_t samport,
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const char *destname, sam_conn_t style, uint_t tunneldepth);
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extern void sam_naming_lookup(const char *name);
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extern bool sam_read_buffer(void);
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extern char *sam_strerror(samerr_t code);
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/* SAM controls - callbacks */
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extern void (*sam_diedback)(void);
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extern void (*sam_logback)(char *str);
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extern void (*sam_namingback)(char *name, sam_pubkey_t pubkey,
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samerr_t result);
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/* Stream commands */
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extern void sam_stream_close(sam_sid_t stream_id);
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extern sam_sid_t sam_stream_connect(const sam_pubkey_t dest);
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extern samerr_t sam_stream_send(sam_sid_t stream_id, const void *data,
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size_t size);
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/* Stream commands - callbacks */
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extern void (*sam_closeback)(sam_sid_t stream_id, samerr_t reason);
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extern void (*sam_connectback)(sam_sid_t stream_id, sam_pubkey_t dest);
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extern void (*sam_databack)(sam_sid_t stream_id, void *data, size_t size);
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extern void (*sam_statusback)(sam_sid_t stream_id, samerr_t result);
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/* Stream send queue */
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extern samerr_t sam_sendq_add(sam_sendq_t *sendq, const void *data,
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size_t dsize);
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extern sam_sendq_t *sam_sendq_create(void);
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extern void sam_sendq_send(sam_sendq_t *sendq, sam_sid_t stream_id);
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/* Datagram commands */
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extern samerr_t sam_dgram_send(const sam_pubkey_t dest, const void *data,
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size_t size);
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/* Datagram commands - callbacks */
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extern void (*sam_dgramback)(sam_pubkey_t dest, void *data, size_t size);
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#ifdef __cplusplus
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}
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#endif
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#endif /* SAM_H */
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49
apps/sam/c/inc/snprintf.h
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49
apps/sam/c/inc/snprintf.h
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@@ -0,0 +1,49 @@
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/*
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* Copyright (c) 2004, Matthew P. Cashdollar <mpc@innographx.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the author nor the names of any contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
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* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Note: The snprintf.c file retains its original license (at the top of
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* snprintf.c)
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*/
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#ifndef SNPRINTF_H
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#define SNPRINTF_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdarg.h> /* for va_list */
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int snprintf (char *str, size_t count, const char *fmt, ...);
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int vsnprintf (char *str, size_t count, const char *fmt, va_list arg);
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#ifdef __cplusplus
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}
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#endif
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#endif /* SNPRINTF_H */
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47
apps/sam/c/inc/strl.h
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47
apps/sam/c/inc/strl.h
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@@ -0,0 +1,47 @@
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/*
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* Copyright (c) 2004, Matthew P. Cashdollar <mpc@innographx.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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||||
* met:
|
||||
*
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||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
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* documentation and/or other materials provided with the distribution.
|
||||
* * Neither the name of the author nor the names of any contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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||||
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
|
||||
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
|
||||
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||||
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||||
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
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*/
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/*
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* Note: The strl.c file retains its original license (at the top of strl.c)
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*/
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#ifndef STRL_H
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#define STRL_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern size_t strlcat(char *dst, const char *src, size_t siz);
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extern size_t strlcpy(char *dst, const char *src, size_t siz);
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#ifdef __cplusplus
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}
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#endif
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#endif /* STRL_H */
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Block a user