Cytoplasm/src/Runtime.c
Jordan Bancino 40eac30b5c Import new Cytoplasm library based off of code from Telodendria.
Telodendria doesn't use this library yet, but it will soon.
2023-05-13 17:30:09 +00:00

111 lines
3.2 KiB
C

/*
* Copyright (C) 2022-2023 Jordan Bancino <@jordan:bancino.net>
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation files
* (the "Software"), to deal in the Software without restriction,
* including without limitation the rights to use, copy, modify, merge,
* publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include <Runtime.h>
#include <Array.h>
#include <Stream.h>
#include <Log.h>
#include <Memory.h>
#include <stdlib.h>
#include <time.h>
#include <libgen.h>
static void
HexDump(size_t off, char *hexBuf, char *asciiBuf, void *args)
{
FILE *report = args;
if (hexBuf && asciiBuf)
{
fprintf(report, "%04lx: %s | %s |\n", off, hexBuf, asciiBuf);
}
else
{
fprintf(report, "%04lx\n", off);
}
}
static void
MemoryIterator(MemoryInfo * i, void *args)
{
FILE *report = args;
fprintf(report, "%s:%d: %lu bytes at %p\n",
MemoryInfoGetFile(i), MemoryInfoGetLine(i),
MemoryInfoGetSize(i), MemoryInfoGetPointer(i));
MemoryHexDump(i, HexDump, report);
fprintf(report, "\n");
}
void
GenerateMemoryReport(const char *prog)
{
char reportName[128];
char *namePtr;
/*
* Use C standard IO instead of the Stream or Io APIs, because
* those use the Memory API, and that's exactly what we're trying
* to assess, so using it would generate false positives. None of
* this code should leak memory.
*/
FILE *report;
time_t currentTime;
struct tm *timeInfo;
char tsBuffer[1024];
if (!MemoryAllocated())
{
/* No memory leaked, no need to write the report. This is the
* ideal situation; we only want the report to show up if leaks
* occurred. */
return;
}
snprintf(reportName, sizeof(reportName), "%s-leaked.txt", prog);
/* Make sure the report goes in the current working directory. */
namePtr = basename(reportName);
report = fopen(namePtr, "a");
if (!report)
{
return;
}
currentTime = time(NULL);
timeInfo = localtime(&currentTime);
strftime(tsBuffer, sizeof(tsBuffer), "%c", timeInfo);
fprintf(report, "---------- Memory Report ----------\n");
fprintf(report, "Program: %s\n", prog);
fprintf(report, "Date: %s\n", tsBuffer);
fprintf(report, "Total Bytes: %lu\n", MemoryAllocated());
fprintf(report, "\n");
MemoryIterate(MemoryIterator, report);
fclose(report);
}