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/**
* Copyright (C) ARM Limited 2010-2011. 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 version 2 as
* published by the Free Software Foundation.
*/
#include <sys/stat.h>
#include <sys/types.h>
#include <dirent.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include "LocalCapture.h"
#include "SessionData.h"
#include "Logging.h"
#include "OlyUtility.h"
extern void handleException();
LocalCapture::LocalCapture() {}
LocalCapture::~LocalCapture() {}
void LocalCapture::createAPCDirectory(char* target_path, char* name) {
gSessionData.apcDir = createUniqueDirectory(target_path, ".apc", name);
if ((removeDirAndAllContents(gSessionData.apcDir) != 0 || mkdir(gSessionData.apcDir, S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH) != 0)) {
logg->logError(__FILE__, __LINE__, "Unable to create directory %s", gSessionData.apcDir);
handleException();
}
}
void LocalCapture::write(char* string) {
char* file = (char*)malloc(PATH_MAX);
// Set full path
snprintf(file, PATH_MAX, "%s/session.xml", gSessionData.apcDir);
// Write the file
if (util->writeToDisk(file, string) < 0) {
logg->logError(__FILE__, __LINE__, "Error writing %s\nPlease verify the path.", file);
handleException();
}
free(file);
}
char* LocalCapture::createUniqueDirectory(const char* initialPath, const char* ending, char* title) {
int i;
char* output;
char* path = (char*)malloc(PATH_MAX);
// Ensure the path is an absolute path, i.e. starts with a slash
if (initialPath == 0 || strlen(initialPath) == 0) {
if (getcwd(path, PATH_MAX) == 0)
logg->logMessage("Unable to retrive the current working directory");
strncat(path, "/@F_@N", PATH_MAX - strlen(path) - 1);
} else if (initialPath[0] != '/') {
if (getcwd(path, PATH_MAX) == 0)
logg->logMessage("Unable to retrive the current working directory");
strncat(path, "/", PATH_MAX - strlen(path) - 1);
strncat(path, initialPath, PATH_MAX - strlen(path) - 1);
} else {
strncpy(path, initialPath, PATH_MAX);
path[PATH_MAX - 1] = 0; // strncpy does not guarantee a null-terminated string
}
// Convert to uppercase
replaceAll(path, "@f", "@F", PATH_MAX);
replaceAll(path, "@n", "@N", PATH_MAX);
// Replace @F with the session xml title
replaceAll(path, "@F", title, PATH_MAX);
// Add ending if it is not already there
if (strcmp(&path[strlen(path) - strlen(ending)], ending) != 0) {
strncat(path, ending, PATH_MAX - strlen(path) - 1);
}
// Replace @N with a unique integer
if (strstr(path, "@N")) {
char* tempPath = (char*)malloc(PATH_MAX);
for (i = 1; i < 1000; i++) {
char number[4];
snprintf(number, sizeof(number), "%03d", i);
strcpy(tempPath, path);
replaceAll(tempPath, "@N", number, PATH_MAX);
struct stat mFileInfo;
if (stat(tempPath, &mFileInfo) != 0) {
// if the direcotry does not exist, break
break;
}
}
if (i == 1000) {
logg->logError(__FILE__, __LINE__, "Unable to create .apc directory, please delete older directories.");
handleException();
}
output = strdup(tempPath);
free(tempPath);
} else {
output = strdup(path);
}
free(path);
return output;
}
//Replaces all occurrences of <find> in <target> with <replace> provided enough <size> is available
void LocalCapture::replaceAll(char* target, const char* find, const char* replace, unsigned int size) {
char* nextOccurrence;
unsigned int count = 0;
// Duplicate the original string
char* original = strdup(target);
char* ptr = original;
// Determine number of <find>s
ptr = strstr(ptr, find);
while (ptr) {
count++;
ptr += strlen(find);
ptr = strstr(ptr, find);
}
// Is there enough space available
if (strlen(target) + (strlen(replace) - strlen(find)) * count > size - 1) {
free(original);
return;
}
// Reset
ptr = original;
nextOccurrence = strstr(ptr, find);
while (nextOccurrence) {
// Move pointers to location of replace
int length = nextOccurrence - ptr;
target += length;
ptr += length;
// Replace <find> with <replace>
memcpy(target, replace, strlen(replace));
// Increment over <replace>/<find>
target += strlen(replace);
ptr += strlen(find);
// Copy remainder of ptr
strcpy(target, ptr);
// Get next occurrence
nextOccurrence = strstr(ptr, find);
}
free(original);
}
int LocalCapture::removeDirAndAllContents(char *path) {
int error = 0;
struct stat mFileInfo;
// Does the path exist?
if (stat(path, &mFileInfo) == 0) {
// Is it a directory?
if (mFileInfo.st_mode & S_IFDIR) {
DIR * dir = opendir(path);
dirent* entry = readdir(dir);
while (entry) {
if (strcmp(entry->d_name, ".") != 0 && strcmp(entry->d_name, "..") != 0) {
char* newpath = (char*)malloc(strlen(path) + strlen(entry->d_name) + 2);
sprintf(newpath, "%s/%s", path, entry->d_name);
error = removeDirAndAllContents(newpath);
free(newpath);
if (error) break;
}
entry = readdir(dir);
}
closedir(dir);
if (error == 0) {
error = rmdir(path);
}
} else {
error = remove(path);
}
}
return error;
}
void LocalCapture::copyImages(ImageLinkList* ptr) {
char* dstfilename = (char*)malloc(PATH_MAX);
while (ptr) {
strncpy(dstfilename, gSessionData.apcDir, PATH_MAX);
dstfilename[PATH_MAX - 1] = 0; // strncpy does not guarantee a null-terminated string
if (gSessionData.apcDir[strlen(gSessionData.apcDir) - 1] != '/')
strncat(dstfilename, "/", PATH_MAX - strlen(dstfilename) - 1);
strncat(dstfilename, util->getFilePart(ptr->path), PATH_MAX - strlen(dstfilename) - 1);
if (util->copyFile(ptr->path, dstfilename))
logg->logMessage("copied file %s to %s", ptr->path, dstfilename);
else
logg->logMessage("copy of file %s to %s failed", ptr->path, dstfilename);
ptr = ptr->next;
}
free(dstfilename);
}
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