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/*
Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
MA 02110-1301 USA.
*/
/* Debug logging functions
*/
#include "runtime.hpp"
#include "log.hpp"
#ifdef YASSL_LOG
#include <time.h>
#include <stdio.h>
#include <string.h>
#endif
namespace yaSSL {
#ifdef YASSL_LOG
enum { MAX_MSG = 81 };
Log::Log(const char* str)
{
log_ = fopen(str, "w");
Trace("********** Logger Attached **********");
}
Log::~Log()
{
Trace("********** Logger Detached **********");
fclose(log_);
}
// Trace a message
void Log::Trace(const char* str)
{
if (!log_) return;
time_t clicks = time(0);
char timeStr[32];
// get rid of newline
strncpy(timeStr, ctime(&clicks), sizeof(timeStr));
unsigned int len = strlen(timeStr);
timeStr[len - 1] = 0;
char msg[MAX_MSG];
strncpy(msg, timeStr, sizeof(timeStr));
strncat(msg, ":", 1);
strncat(msg, str, MAX_MSG - sizeof(timeStr) - 2);
strncat(msg, "\n", 1);
msg[MAX_MSG - 1] = 0;
fputs(msg, log_);
}
#if defined(_WIN32) || defined(__MACH__) || defined(__hpux__)
typedef int socklen_t;
#endif
// write tcp address
void Log::ShowTCP(socket_t fd, bool ended)
{
sockaddr_in peeraddr;
socklen_t len = sizeof(peeraddr);
if (getpeername(fd, (sockaddr*)&peeraddr, &len) != 0)
return;
const char* p = reinterpret_cast<const char*>(&peeraddr.sin_addr);
char msg[MAX_MSG];
char number[16];
if (ended)
strncpy(msg, "yaSSL conn DONE w/ peer ", 26);
else
strncpy(msg, "yaSSL conn BEGUN w/ peer ", 26);
for (int i = 0; i < 4; ++i) {
sprintf(number, "%u", static_cast<unsigned short>(p[i]));
strncat(msg, number, 8);
if (i < 3)
strncat(msg, ".", 1);
}
strncat(msg, " port ", 8);
sprintf(number, "%d", htons(peeraddr.sin_port));
strncat(msg, number, 8);
msg[MAX_MSG - 1] = 0;
Trace(msg);
}
// log processed data
void Log::ShowData(uint bytes, bool sent)
{
char msg[MAX_MSG];
char number[16];
if (sent)
strncpy(msg, "Sent ", 10);
else
strncpy(msg, "Received ", 10);
sprintf(number, "%u", bytes);
strncat(msg, number, 8);
strncat(msg, " bytes of application data", 27);
msg[MAX_MSG - 1] = 0;
Trace(msg);
}
#else // no YASSL_LOG
Log::Log(const char*) {}
Log::~Log() {}
void Log::Trace(const char*) {}
void Log::ShowTCP(socket_t, bool) {}
void Log::ShowData(uint, bool) {}
#endif // YASSL_LOG
} // namespace
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