Add missing files
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63
compat.h
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63
compat.h
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// Copyright (c) 2009-2010 Satoshi Nakamoto
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// Copyright (c) 2009-2012 The Bitcoin developers
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// Distributed under the MIT/X11 software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef _BITCOIN_COMPAT_H
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#define _BITCOIN_COMPAT_H 1
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#ifdef WIN32
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#define _WIN32_WINNT 0x0501
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#define WIN32_LEAN_AND_MEAN 1
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#ifndef NOMINMAX
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#define NOMINMAX
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#endif
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#include <winsock2.h>
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#include <mswsock.h>
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#include <ws2tcpip.h>
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#else
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/fcntl.h>
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#include <arpa/inet.h>
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#include <netdb.h>
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#include <net/if.h>
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#include <netinet/in.h>
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#include <ifaddrs.h>
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#endif
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typedef u_int SOCKET;
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#ifdef WIN32
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#define MSG_NOSIGNAL 0
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#define MSG_DONTWAIT 0
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typedef int socklen_t;
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#else
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#include "errno.h"
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#define WSAGetLastError() errno
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#define WSAEINVAL EINVAL
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#define WSAEALREADY EALREADY
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#define WSAEWOULDBLOCK EWOULDBLOCK
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#define WSAEMSGSIZE EMSGSIZE
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#define WSAEINTR EINTR
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#define WSAEINPROGRESS EINPROGRESS
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#define WSAEADDRINUSE EADDRINUSE
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#define WSAENOTSOCK EBADF
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#define INVALID_SOCKET (SOCKET)(~0)
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#define SOCKET_ERROR -1
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#endif
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inline int myclosesocket(SOCKET& hSocket)
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{
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if (hSocket == INVALID_SOCKET)
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return WSAENOTSOCK;
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#ifdef WIN32
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int ret = closesocket(hSocket);
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#else
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int ret = close(hSocket);
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#endif
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hSocket = INVALID_SOCKET;
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return ret;
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}
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#define closesocket(s) myclosesocket(s)
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#endif
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90
strlcpy.h
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90
strlcpy.h
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/*
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* Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef BITCOIN_STRLCPY_H
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#define BITCOIN_STRLCPY_H
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#include <stdlib.h>
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#include <string.h>
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/*
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* Copy src to string dst of size siz. At most siz-1 characters
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* will be copied. Always NUL terminates (unless siz == 0).
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* Returns strlen(src); if retval >= siz, truncation occurred.
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*/
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inline size_t strlcpy(char *dst, const char *src, size_t siz)
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{
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char *d = dst;
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const char *s = src;
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size_t n = siz;
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/* Copy as many bytes as will fit */
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if (n != 0)
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{
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while (--n != 0)
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{
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if ((*d++ = *s++) == '\0')
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break;
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}
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}
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/* Not enough room in dst, add NUL and traverse rest of src */
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if (n == 0)
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{
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if (siz != 0)
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*d = '\0'; /* NUL-terminate dst */
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while (*s++)
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;
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}
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return(s - src - 1); /* count does not include NUL */
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}
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/*
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* Appends src to string dst of size siz (unlike strncat, siz is the
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* full size of dst, not space left). At most siz-1 characters
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* will be copied. Always NUL terminates (unless siz <= strlen(dst)).
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* Returns strlen(src) + MIN(siz, strlen(initial dst)).
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* If retval >= siz, truncation occurred.
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*/
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inline size_t strlcat(char *dst, const char *src, size_t siz)
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{
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char *d = dst;
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const char *s = src;
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size_t n = siz;
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size_t dlen;
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/* Find the end of dst and adjust bytes left but don't go past end */
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while (n-- != 0 && *d != '\0')
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d++;
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dlen = d - dst;
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n = siz - dlen;
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if (n == 0)
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return(dlen + strlen(s));
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while (*s != '\0')
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{
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if (n != 1)
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{
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*d++ = *s;
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n--;
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}
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s++;
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}
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*d = '\0';
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return(dlen + (s - src)); /* count does not include NUL */
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}
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#endif
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218
util.cpp
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218
util.cpp
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#include <stdio.h>
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#include "util.h"
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using namespace std;
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string vstrprintf(const std::string &format, va_list ap)
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{
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char buffer[50000];
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char* p = buffer;
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int limit = sizeof(buffer);
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int ret;
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loop
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{
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va_list arg_ptr;
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va_copy(arg_ptr, ap);
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ret = vsnprintf(p, limit, format.c_str(), arg_ptr);
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va_end(arg_ptr);
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if (ret >= 0 && ret < limit)
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break;
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if (p != buffer)
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delete[] p;
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limit *= 2;
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p = new char[limit];
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if (p == NULL)
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throw std::bad_alloc();
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}
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string str(p, p+ret);
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if (p != buffer)
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delete[] p;
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return str;
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}
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string EncodeBase32(const unsigned char* pch, size_t len)
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{
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static const char *pbase32 = "abcdefghijklmnopqrstuvwxyz234567";
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string strRet="";
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strRet.reserve((len+4)/5*8);
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int mode=0, left=0;
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const unsigned char *pchEnd = pch+len;
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while (pch<pchEnd)
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{
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int enc = *(pch++);
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switch (mode)
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{
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case 0: // we have no bits
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strRet += pbase32[enc >> 3];
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left = (enc & 7) << 2;
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mode = 1;
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break;
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case 1: // we have three bits
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strRet += pbase32[left | (enc >> 6)];
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strRet += pbase32[(enc >> 1) & 31];
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left = (enc & 1) << 4;
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mode = 2;
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break;
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case 2: // we have one bit
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strRet += pbase32[left | (enc >> 4)];
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left = (enc & 15) << 1;
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mode = 3;
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break;
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case 3: // we have four bits
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strRet += pbase32[left | (enc >> 7)];
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strRet += pbase32[(enc >> 2) & 31];
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left = (enc & 3) << 3;
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mode = 4;
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break;
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case 4: // we have two bits
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strRet += pbase32[left | (enc >> 5)];
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strRet += pbase32[enc & 31];
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mode = 0;
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}
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}
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static const int nPadding[5] = {0, 6, 4, 3, 1};
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if (mode)
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{
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strRet += pbase32[left];
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for (int n=0; n<nPadding[mode]; n++)
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strRet += '=';
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}
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return strRet;
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}
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string EncodeBase32(const string& str)
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{
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return EncodeBase32((const unsigned char*)str.c_str(), str.size());
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}
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vector<unsigned char> DecodeBase32(const char* p, bool* pfInvalid)
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{
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static const int decode32_table[256] =
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{
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 26, 27, 28, 29, 30, 31, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
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15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -1, -1, -1, -1, -1, -1, 0, 1, 2,
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3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22,
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23, 24, 25, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
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};
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if (pfInvalid)
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*pfInvalid = false;
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vector<unsigned char> vchRet;
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vchRet.reserve((strlen(p))*5/8);
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int mode = 0;
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int left = 0;
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while (1)
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{
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int dec = decode32_table[(unsigned char)*p];
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if (dec == -1) break;
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p++;
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switch (mode)
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{
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case 0: // we have no bits and get 5
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left = dec;
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mode = 1;
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break;
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case 1: // we have 5 bits and keep 2
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vchRet.push_back((left<<3) | (dec>>2));
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left = dec & 3;
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mode = 2;
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break;
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case 2: // we have 2 bits and keep 7
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left = left << 5 | dec;
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mode = 3;
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break;
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case 3: // we have 7 bits and keep 4
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vchRet.push_back((left<<1) | (dec>>4));
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left = dec & 15;
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mode = 4;
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break;
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case 4: // we have 4 bits, and keep 1
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vchRet.push_back((left<<4) | (dec>>1));
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left = dec & 1;
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mode = 5;
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break;
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case 5: // we have 1 bit, and keep 6
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left = left << 5 | dec;
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mode = 6;
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break;
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case 6: // we have 6 bits, and keep 3
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vchRet.push_back((left<<2) | (dec>>3));
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left = dec & 7;
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mode = 7;
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break;
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case 7: // we have 3 bits, and keep 0
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vchRet.push_back((left<<5) | dec);
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mode = 0;
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break;
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}
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}
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if (pfInvalid)
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switch (mode)
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{
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case 0: // 8n base32 characters processed: ok
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break;
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case 1: // 8n+1 base32 characters processed: impossible
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case 3: // +3
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case 6: // +6
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*pfInvalid = true;
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break;
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case 2: // 8n+2 base32 characters processed: require '======'
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if (left || p[0] != '=' || p[1] != '=' || p[2] != '=' || p[3] != '=' || p[4] != '=' || p[5] != '=' || decode32_table[(unsigned char)p[6]] != -1)
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*pfInvalid = true;
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break;
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case 4: // 8n+4 base32 characters processed: require '===='
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if (left || p[0] != '=' || p[1] != '=' || p[2] != '=' || p[3] != '=' || decode32_table[(unsigned char)p[4]] != -1)
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*pfInvalid = true;
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break;
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case 5: // 8n+5 base32 characters processed: require '==='
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if (left || p[0] != '=' || p[1] != '=' || p[2] != '=' || decode32_table[(unsigned char)p[3]] != -1)
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*pfInvalid = true;
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break;
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case 7: // 8n+7 base32 characters processed: require '='
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if (left || p[0] != '=' || decode32_table[(unsigned char)p[1]] != -1)
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*pfInvalid = true;
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break;
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}
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return vchRet;
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}
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string DecodeBase32(const string& str)
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{
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vector<unsigned char> vchRet = DecodeBase32(str.c_str());
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return string((const char*)&vchRet[0], vchRet.size());
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}
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