?? graph.c
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else SummaryData->Graph = TRUE; // Plot the points for(Counter=XOFFSET+1; Counter < XWIDTH; Counter++) { if (Count[Counter] > 0) { // Convert the bytes/sec to y coords total[Counter] = (total[Counter]*(YHEIGHT-YOFFSET))/YMax; tcp[Counter] = (tcp[Counter]*(YHEIGHT-YOFFSET))/YMax; ftp[Counter] = (ftp[Counter]*(YHEIGHT-YOFFSET))/YMax; http[Counter] = (http[Counter]*(YHEIGHT-YOFFSET))/YMax; p2p[Counter] = (p2p[Counter]*(YHEIGHT-YOFFSET))/YMax; udp[Counter] = (udp[Counter]*(YHEIGHT-YOFFSET))/YMax; icmp[Counter] = (icmp[Counter]*(YHEIGHT-YOFFSET))/YMax; total2[Counter] = (total2[Counter]*(YHEIGHT-YOFFSET))/YMax; tcp2[Counter] = (tcp2[Counter]*(YHEIGHT-YOFFSET))/YMax; ftp2[Counter] = (ftp2[Counter]*(YHEIGHT-YOFFSET))/YMax; http2[Counter] = (http2[Counter]*(YHEIGHT-YOFFSET))/YMax; p2p2[Counter] = (p2p2[Counter]*(YHEIGHT-YOFFSET))/YMax; udp2[Counter] = (udp2[Counter]*(YHEIGHT-YOFFSET))/YMax; icmp2[Counter] = (icmp2[Counter]*(YHEIGHT-YOFFSET))/YMax; // Stack 'em up! // Total is stacked from the bottom // Icmp is on the bottom too // Udp is stacked on top of icmp udp[Counter] += icmp[Counter]; udp2[Counter] += icmp2[Counter]; // TCP and p2p are stacked on top of Udp tcp[Counter] += udp[Counter]; tcp2[Counter] += udp2[Counter]; p2p[Counter] += udp[Counter]; p2p2[Counter] += udp2[Counter]; // Http is stacked on top of p2p http[Counter] += p2p[Counter]; http2[Counter] += p2p2[Counter]; // Ftp is stacked on top of http ftp[Counter] += http[Counter]; ftp2[Counter] += http2[Counter]; // Plot them! // Sent gdImageLine(im, Counter, (YHEIGHT-YOFFSET) - total[Counter], Counter, YHEIGHT-YOFFSET-1, yellow); gdImageLine(im, Counter, (YHEIGHT-YOFFSET) - icmp[Counter], Counter, YHEIGHT-YOFFSET-1, red); gdImageLine(im, Counter, (YHEIGHT-YOFFSET) - udp[Counter], Counter, (YHEIGHT-YOFFSET) - icmp[Counter] - 1, brown); gdImageLine(im, Counter, (YHEIGHT-YOFFSET) - tcp[Counter], Counter, (YHEIGHT-YOFFSET) - udp[Counter] - 1, green); gdImageLine(im, Counter, (YHEIGHT-YOFFSET) - p2p[Counter], Counter, (YHEIGHT-YOFFSET) - udp[Counter] - 1, purple); gdImageLine(im, Counter, (YHEIGHT-YOFFSET) - http[Counter], Counter, (YHEIGHT-YOFFSET) - p2p[Counter] - 1, blue); gdImageLine(im, Counter, (YHEIGHT-YOFFSET) - ftp[Counter], Counter, (YHEIGHT-YOFFSET) - http[Counter] - 1, lblue); // Receive gdImageLine(im2, Counter, (YHEIGHT-YOFFSET) - total2[Counter], Counter, YHEIGHT-YOFFSET-1, yellow2); gdImageLine(im2, Counter, (YHEIGHT-YOFFSET) - icmp2[Counter], Counter, YHEIGHT-YOFFSET-1, red2); gdImageLine(im2, Counter, (YHEIGHT-YOFFSET) - udp2[Counter], Counter, (YHEIGHT-YOFFSET) - icmp2[Counter] - 1, brown2); gdImageLine(im2, Counter, (YHEIGHT-YOFFSET) - tcp2[Counter], Counter, (YHEIGHT-YOFFSET) - udp2[Counter] - 1, green2); gdImageLine(im2, Counter, (YHEIGHT-YOFFSET) - p2p2[Counter], Counter, (YHEIGHT-YOFFSET) - udp2[Counter] - 1, purple2); gdImageLine(im2, Counter, (YHEIGHT-YOFFSET) - http2[Counter], Counter, (YHEIGHT-YOFFSET) - p2p2[Counter] - 1, blue2); gdImageLine(im2, Counter, (YHEIGHT-YOFFSET) - ftp2[Counter], Counter, (YHEIGHT-YOFFSET) - http2[Counter] - 1, lblue2); } } if (SentPeak < 1024/8) snprintf(Buffer2, 50, "Peak Send Rate: %.1f Bits/sec", (double)SentPeak*8); else if (SentPeak < (1024*1024)/8) snprintf(Buffer2, 50, "Peak Send Rate: %.1f KBits/sec", ((double)SentPeak*8.0)/1024.0); else snprintf(Buffer2, 50, "Peak Send Rate: %.1f MBits/sec", ((double)SentPeak*8.0)/(1024.0*1024.0)); if (SummaryData->TotalSent < 1024) snprintf(Buffer, 30, "Sent %.1f Bytes", (double)SummaryData->TotalSent); else if (SummaryData->TotalSent < 1024*1024) snprintf(Buffer, 30, "Sent %.1f KBytes", (double)SummaryData->TotalSent/1024.0); else snprintf(Buffer, 30, "Sent %.1f MBytes", (double)SummaryData->TotalSent/(1024.0*1024.0)); gdImageString(im, gdFontSmall, XOFFSET+5, YHEIGHT-20, Buffer, black); gdImageString(im, gdFontSmall, XWIDTH/2+XOFFSET/2, YHEIGHT-20, Buffer2, black); if (ReceivedPeak < 1024/8) snprintf(Buffer2, 50, "Peak Receive Rate: %.1f Bits/sec", (double)ReceivedPeak*8); else if (ReceivedPeak < (1024*1024)/8) snprintf(Buffer2, 50, "Peak Receive Rate: %.1f KBits/sec", ((double)ReceivedPeak*8.0)/1024.0); else snprintf(Buffer2, 50, "Peak Receive Rate: %.1f MBits/sec", ((double)ReceivedPeak*8.0)/(1024.0*1024.0)); if (SummaryData->TotalReceived < 1024) snprintf(Buffer, 30, "Received %.1f Bytes", (double)SummaryData->TotalReceived); else if (SummaryData->TotalReceived < 1024*1024) snprintf(Buffer, 30, "Received %.1f KBytes", (double)SummaryData->TotalReceived/1024.0); else snprintf(Buffer, 30, "Received %.1f MBytes", (double)SummaryData->TotalReceived/(1024.0*1024.0)); gdImageString(im2, gdFontSmall, XOFFSET+5, YHEIGHT-20, Buffer, black2); gdImageString(im2, gdFontSmall, XWIDTH/2+XOFFSET/2, YHEIGHT-20, Buffer2, black2); return(YMax); }void PrepareYAxis(gdImagePtr im, unsigned long long int YMax) { char buffer[20]; char YLegend; long long int Divisor; int black; float YTic = 0; double y; long int YStep; black = gdImageColorAllocate(im, 0, 0, 0); gdImageLine(im, XOFFSET, 0, XOFFSET, YHEIGHT, black); YLegend = ' '; Divisor = 1; if (YMax*8 > 1024*2) { Divisor = 1024; // Display in K YLegend = 'k'; } if (YMax*8 > 1024*1024*2) { Divisor = 1024*1024; // Display in M YLegend = 'm'; } if (YMax*8 > (long long)1024*1024*1024*2) { Divisor = 1024*1024*1024; // Display in G YLegend = 'g'; } YStep = YMax/10; if (YStep < 1) YStep=1; YTic=YStep; while (YTic < (YMax - YMax/10)) { y = (YHEIGHT-YOFFSET)-((YTic*(YHEIGHT-YOFFSET))/YMax); gdImageLine(im, XOFFSET, y, XWIDTH, y, black); snprintf(buffer, 20, "%4.1f %cbits/s", (float)(8.0*YTic)/Divisor, YLegend); gdImageString(im, gdFontSmall, 3, y-7, buffer, black); YTic += YStep; } } void PrepareXAxis(gdImagePtr im, time_t timestamp) { char buffer[100]; int black, red; time_t sample_begin, sample_end; struct tm *timestruct; long int MarkTime; long int MarkTimeStep; double x; sample_begin=timestamp-config.range; sample_end=sample_begin+config.interval; black = gdImageColorAllocate(im, 0, 0, 0); red = gdImageColorAllocate(im, 255, 0, 0); gdImageLine(im, 0, YHEIGHT-YOFFSET, XWIDTH, YHEIGHT-YOFFSET, black); // ******************************************************************** // **** Write the red day/month seperator bars // ******************************************************************** if ((24*60*60*(XWIDTH-XOFFSET))/config.range > (XWIDTH-XOFFSET)/10) { // Day bars timestruct = localtime((time_t *)&sample_begin); timestruct->tm_sec = 0; timestruct->tm_min = 0; timestruct->tm_hour = 0; MarkTime = mktime(timestruct); x = (MarkTime-sample_begin)*( ((double)(XWIDTH-XOFFSET)) / config.range) + XOFFSET; while (x < XOFFSET) { MarkTime += (24*60*60); x = (MarkTime-sample_begin)*((XWIDTH-XOFFSET)/config.range) + XOFFSET; } while (x < (XWIDTH-10)) { // Day Lines gdImageLine(im, x, 0, x, YHEIGHT-YOFFSET, red); gdImageLine(im, x+1, 0, x+1, YHEIGHT-YOFFSET, red); timestruct = localtime((time_t *)&MarkTime); strftime(buffer, 100, "%a, %b %d", timestruct); gdImageString(im, gdFontSmall, x-30, YHEIGHT-YOFFSET+10, buffer, black); // Calculate Next x MarkTime += (24*60*60); x = (MarkTime-sample_begin)*((XWIDTH-XOFFSET)/config.range) + XOFFSET; } } else { // Month Bars timestruct = localtime((time_t *)&sample_begin); timestruct->tm_sec = 0; timestruct->tm_min = 0; timestruct->tm_hour = 0; timestruct->tm_mday = 1; timestruct->tm_mon--; // Start the month before the sample MarkTime = mktime(timestruct); x = (MarkTime-sample_begin)*( ((double)(XWIDTH-XOFFSET)) / config.range) + XOFFSET; while (x < XOFFSET) { timestruct->tm_mon++; MarkTime = mktime(timestruct); x = (MarkTime-sample_begin)*((XWIDTH-XOFFSET)/config.range) + XOFFSET; } while (x < (XWIDTH-10)) { // Month Lines gdImageLine(im, x, 0, x, YHEIGHT-YOFFSET, red); gdImageLine(im, x+1, 0, x+1, YHEIGHT-YOFFSET, red); timestruct = localtime((time_t *)&MarkTime); strftime(buffer, 100, "%b", timestruct); gdImageString(im, gdFontSmall, x-6, YHEIGHT-YOFFSET+10, buffer, black); // Calculate Next x timestruct->tm_mon++; MarkTime = mktime(timestruct); x = (MarkTime-sample_begin)*((XWIDTH-XOFFSET)/config.range) + XOFFSET; } } // ******************************************************************** // **** Write the tic marks // ******************************************************************** timestruct = localtime((time_t *)&sample_begin); timestruct->tm_sec = 0; timestruct->tm_min = 0; timestruct->tm_hour = 0; MarkTime = mktime(timestruct); if ((6*60*60*(XWIDTH-XOFFSET))/config.range > 10) // pixels per 6 hours is more than 2 MarkTimeStep = 6*60*60; // Major ticks are 6 hours else if ((24*60*60*(XWIDTH-XOFFSET))/config.range > 10) MarkTimeStep = 24*60*60; // Major ticks are 24 hours; else return; // Done x = (MarkTime-sample_begin)*((XWIDTH-XOFFSET)/config.range) + XOFFSET; while (x < XOFFSET) { MarkTime += MarkTimeStep; x = (MarkTime-sample_begin)*((XWIDTH-XOFFSET)/config.range) + XOFFSET; } while (x < (XWIDTH-10)) { if (x > XOFFSET) { gdImageLine(im, x, YHEIGHT-YOFFSET-5, x, YHEIGHT-YOFFSET+5, black); gdImageLine(im, x+1, YHEIGHT-YOFFSET-5, x+1, YHEIGHT-YOFFSET+5, black); } MarkTime += MarkTimeStep; x = (MarkTime-sample_begin)*((XWIDTH-XOFFSET)/config.range) + XOFFSET; } timestruct = localtime((time_t *)&sample_begin); timestruct->tm_sec = 0; timestruct->tm_min = 0; timestruct->tm_hour = 0; MarkTime = mktime(timestruct); if ((60*60*(XWIDTH-XOFFSET))/config.range > 2) // pixels per hour is more than 2 MarkTimeStep = 60*60; // Minor ticks are 1 hour else if ((6*60*60*(XWIDTH-XOFFSET))/config.range > 2) MarkTimeStep = 6*60*60; // Minor ticks are 6 hours else if ((24*60*60*(XWIDTH-XOFFSET))/config.range > 2) MarkTimeStep = 24*60*60; else return; // Done // Draw Minor Tic Marks x = (MarkTime-sample_begin)*((XWIDTH-XOFFSET)/config.range) + XOFFSET; while (x < XOFFSET) { MarkTime += MarkTimeStep; x = (MarkTime-sample_begin)*((XWIDTH-XOFFSET)/config.range) + XOFFSET; } while (x < (XWIDTH-10)) { if (x > XOFFSET) { gdImageLine(im, x, YHEIGHT-YOFFSET, x, YHEIGHT-YOFFSET+5, black); gdImageLine(im, x+1, YHEIGHT-YOFFSET, x+1, YHEIGHT-YOFFSET+5, black); } MarkTime+=MarkTimeStep; x = (MarkTime-sample_begin)*((XWIDTH-XOFFSET)/config.range) + XOFFSET; } }?? 快捷鍵說明
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