wudd/source/fs/FSUtils.cpp

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#include "FSUtils.h"
#include "CFile.hpp"
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#include <cstdio>
#include <cstring>
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#include <fcntl.h>
#include <unistd.h>
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int32_t FSUtils::CheckFile(const char *filepath) {
if (!filepath)
return 0;
struct stat filestat;
char dirnoslash[strlen(filepath) + 2];
snprintf(dirnoslash, sizeof(dirnoslash), "%s", filepath);
while (dirnoslash[strlen(dirnoslash) - 1] == '/')
dirnoslash[strlen(dirnoslash) - 1] = '\0';
char *notRoot = strrchr(dirnoslash, '/');
if (!notRoot) {
strcat(dirnoslash, "/");
}
if (stat(dirnoslash, &filestat) == 0)
return 1;
return 0;
}
int32_t FSUtils::CreateSubfolder(const char *fullpath) {
if (!fullpath)
return 0;
int32_t result = 0;
char dirnoslash[strlen(fullpath) + 1];
strcpy(dirnoslash, fullpath);
int32_t pos = strlen(dirnoslash) - 1;
while (dirnoslash[pos] == '/') {
dirnoslash[pos] = '\0';
pos--;
}
if (CheckFile(dirnoslash)) {
return 1;
} else {
char parentpath[strlen(dirnoslash) + 2];
strcpy(parentpath, dirnoslash);
char *ptr = strrchr(parentpath, '/');
if (!ptr) {
//!Device root directory (must be with '/')
strcat(parentpath, "/");
struct stat filestat;
if (stat(parentpath, &filestat) == 0)
return 1;
return 0;
}
ptr++;
ptr[0] = '\0';
result = CreateSubfolder(parentpath);
}
if (!result)
return 0;
if (mkdir(dirnoslash, 0777) == -1) {
return 0;
}
return 1;
}
int32_t FSUtils::saveBufferToFile(const char *path, void *buffer, uint32_t size) {
CFile file(path, CFile::WriteOnly);
if (!file.isOpen()) {
return -1;
}
int32_t written = file.write((const uint8_t *) buffer, size);
file.close();
return written;
}