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/*
* Copyright (c) 2017 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
*/
#include <config.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <ctype.h>
#include <string.h>
#include <stdio.h>
#include <LongBow/longBow_Debug.h>
#include <LongBow/Reporting/longBowReport_Runtime.h>
/** @cond */
struct longbow_debug_criteria {
bool enabled;
};
/** @endcond */
static struct longbow_debug_criteria LongBowDebug_StaticCriteria = {
.enabled = true
};
static LongBowDebugCriteria *LongBowDebug_CurrentCriteria = &LongBowDebug_StaticCriteria;
LongBowDebugCriteria *
longBowDebug_CurrentCriteria(void)
{
return LongBowDebug_CurrentCriteria;
}
static void
_longBowDebug_MemoryDumpLine(const char *memory, size_t offset, size_t length)
{
int bytesPerLine = 16;
char accumulator[bytesPerLine + 1];
memset(accumulator, ' ', bytesPerLine);
accumulator[bytesPerLine] = 0;
printf("%5zd: ", offset);
for (size_t i = 0; i < bytesPerLine; i++) {
if (offset + i >= length) {
printf(" ");
accumulator[i] = ' ';
} else {
char c = memory[offset + i];
printf("%02x ", c & 0xFF);
if (isprint(c)) {
accumulator[i] = c;
} else {
accumulator[i] = '.';
}
}
}
printf(" %s\n", accumulator);
}
void
longBowDebug_MemoryDump(const char *memory, size_t length)
{
size_t bytesPerLine = 16;
for (size_t offset = 0; offset < length; offset += bytesPerLine) {
_longBowDebug_MemoryDumpLine(memory, offset, length);
}
}
void
longBowDebug_Message(LongBowDebugCriteria *criteria, const LongBowLocation *location, const char *format, ...)
{
va_list ap;
va_start(ap, format);
char *message;
int status = vasprintf(&message, format, ap);
va_end(ap);
if (status != -1) {
#if 1
char *locationString = longBowLocation_ToString(location);
longBowReportRuntime_Message("%s %s\r\n", locationString, message);
free(locationString);
#else
longBowReportRuntime_Message(location, message);
#endif
free(message);
}
}
ssize_t
longBowDebug_WriteFile(const char *fileName, const char *data, size_t length)
{
ssize_t result = 0;
int fd = open(fileName, O_CREAT | O_TRUNC | O_WRONLY, 0600);
if (fd == -1) {
perror(fileName);
} else {
result = write(fd, data, length);
}
close(fd);
return result;
}
ssize_t
longBowDebug_ReadFile(const char *fileName, char **data)
{
ssize_t result = -1;
struct stat statbuf;
char *buffer;
int fd = open(fileName, O_RDONLY);
if (fd == -1) {
perror(fileName);
} else {
if (fstat(fd, &statbuf) != -1) {
buffer = malloc((unsigned long) statbuf.st_size + 1);
result = read(fd, buffer, (unsigned long) statbuf.st_size);
buffer[statbuf.st_size] = 0;
*data = buffer;
}
}
return result;
}
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