/*
Memory info:
Caller must free 'buf' parameter on success
Callers do not need to free buf on function failure
*/
int32 psGetFileBuf(psPool_t *pool, const char *fileName, unsigned char **buf,
int32 *bufLen)
{
DWORD dwAttributes;
HANDLE hFile;
int32 size;
DWORD tmp = 0;
*bufLen = 0;
*buf = NULL;
dwAttributes = GetFileAttributesA(fileName);
if (dwAttributes != 0xFFFFFFFF && dwAttributes & FILE_ATTRIBUTE_DIRECTORY) {
psTraceStrCore("Unable to find %s\n", (char*)fileName);
return PS_PLATFORM_FAIL;
}
if ((hFile = CreateFileA(fileName, GENERIC_READ,
FILE_SHARE_READ && FILE_SHARE_WRITE, NULL, OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL, NULL)) == INVALID_HANDLE_VALUE) {
psTraceStrCore("Unable to open %s\n", (char*)fileName);
return PS_PLATFORM_FAIL;
}
/*
* Get the file size.
*/
size = GetFileSize(hFile, NULL);
*buf = psMalloc(pool, size + 1);
if (*buf == NULL) {
CloseHandle(hFile);
return PS_MEM_FAIL;
}
memset(*buf, 0x0, size + 1);
while (*bufLen < size) {
if (ReadFile(hFile, *buf + *bufLen,
(size-*bufLen > 512 ? 512 : size-*bufLen), &tmp, NULL)
== FALSE) {
psFree(*buf);
psTraceStrCore("Unable to read %s\n", (char*)fileName);
CloseHandle(hFile);
return PS_PLATFORM_FAIL;
}
*bufLen += (int32)tmp;
}
CloseHandle(hFile);
return PS_SUCCESS;
}
/*
Memory info:
Caller must free 'buf' parameter on success
Callers do not need to free buf on function failure
*/
int32 psGetFileBuf(psPool_t *pool, const char *fileName, unsigned char **buf,
int32 *bufLen)
{
FILE *fp;
struct stat fstat;
size_t tmp = 0;
*bufLen = 0;
*buf = NULL;
if (fileName == NULL) {
return PS_ARG_FAIL;
}
if ((stat(fileName, &fstat) != 0) || (fp = fopen(fileName, "r")) == NULL) {
psTraceStrCore("Unable to open %s\n", (char*)fileName);
return PS_PLATFORM_FAIL;
}
*buf = psMalloc(pool, (size_t)(fstat.st_size + 1));
if (*buf == NULL) {
return PS_MEM_FAIL;
}
memset(*buf, 0x0, (size_t)fstat.st_size + 1);
while (((tmp = fread(*buf + *bufLen, sizeof(char), 512, fp)) > 0) &&
(*bufLen < fstat.st_size)) {
*bufLen += (int32)tmp;
}
fclose(fp);
return PS_SUCCESS;
}
int32 psGetFileBuf(psPool_t *pool, const char *fileName, unsigned char **buf,
int32 *bufLen)
{
FILE *fp;
*bufLen = 0;
*buf = NULL;
if (fileName == NULL)
{
return PS_ARG_FAIL;
}
if ((fp = fopen(fileName, "r")) == NULL)
{
psTraceStrCore("Unable to open %s\n", (char *) fileName);
return PS_PLATFORM_FAIL;
}
return psGetFileBufFp(pool, fp, buf, bufLen);
}
