static int ParseInfoFile(TCascStorage * hs, PQUERY_KEY pFileBlob)
{
QUERY_KEY Active = {NULL, 0};
QUERY_KEY TagString = {NULL, 0};
QUERY_KEY CdnHost = {NULL, 0};
QUERY_KEY CdnPath = {NULL, 0};
const char * szLineBegin1 = NULL;
const char * szLinePtr1 = NULL;
const char * szLineBegin2 = NULL;
const char * szLineEnd1 = NULL;
const char * szLineEnd2 = NULL;
const char * szFileEnd = (const char *)(pFileBlob->pbData + pFileBlob->cbData);
const char * szFilePtr = (const char *)pFileBlob->pbData;
int nError = ERROR_BAD_FORMAT;
// Find the first line
szLineBegin1 = szFilePtr;
while(szFilePtr < szFileEnd)
{
// Check for the end of the line
if(szFilePtr[0] == 0x0D || szFilePtr[0] == 0x0A)
{
szLineEnd1 = szFilePtr;
break;
}
szFilePtr++;
}
while (szFilePtr < szFileEnd)
{
// Rewind header line pointers
szLinePtr1 = szLineBegin1;
// Skip the newline character(s)
while (szFilePtr < szFileEnd && (szFilePtr[0] == 0x0D || szFilePtr[0] == 0x0A))
szFilePtr++;
// Find the next line
szLineBegin2 = szFilePtr;
while (szFilePtr < szFileEnd)
{
// Check for the end of the line
if (szFilePtr[0] == 0x0D || szFilePtr[0] == 0x0A)
{
szLineEnd2 = szFilePtr;
break;
}
szFilePtr++;
}
// Find the build key, CDN config key and the URL path
while (szLinePtr1 < szLineEnd1)
{
// Check for variables we need
if (IsInfoVariable(szLinePtr1, szLineEnd1, "Active", "DEC"))
LoadInfoVariable(&Active, szLineBegin2, szLineEnd2, false);
if (IsInfoVariable(szLinePtr1, szLineEnd1, "Build Key", "HEX"))
LoadInfoVariable(&hs->CdnBuildKey, szLineBegin2, szLineEnd2, true);
if (IsInfoVariable(szLinePtr1, szLineEnd1, "CDN Key", "HEX"))
LoadInfoVariable(&hs->CdnConfigKey, szLineBegin2, szLineEnd2, true);
if (IsInfoVariable(szLinePtr1, szLineEnd1, "CDN Hosts", "STRING"))
LoadInfoVariable(&CdnHost, szLineBegin2, szLineEnd2, false);
if (IsInfoVariable(szLinePtr1, szLineEnd1, "CDN Path", "STRING"))
LoadInfoVariable(&CdnPath, szLineBegin2, szLineEnd2, false);
if (IsInfoVariable(szLinePtr1, szLineEnd1, "Tags", "STRING"))
LoadInfoVariable(&TagString, szLineBegin2, szLineEnd2, false);
// Move both line pointers
szLinePtr1 = SkipInfoVariable(szLinePtr1, szLineEnd1);
if (szLineBegin1 == NULL)
break;
szLineBegin2 = SkipInfoVariable(szLineBegin2, szLineEnd2);
if (szLineBegin2 == NULL)
break;
}
// Stop parsing if found active config
if(Active.pbData != NULL && *Active.pbData == '1')
break;
}
// All four must be present
if(hs->CdnBuildKey.pbData != NULL &&
hs->CdnConfigKey.pbData != NULL &&
CdnHost.pbData != NULL &&
CdnPath.pbData != NULL)
{
// Merge the CDN host and CDN path
hs->szUrlPath = CASC_ALLOC(TCHAR, CdnHost.cbData + CdnPath.cbData + 1);
if(hs->szUrlPath != NULL)
{
CopyString(hs->szUrlPath, (char *)CdnHost.pbData, CdnHost.cbData);
CopyString(hs->szUrlPath + CdnHost.cbData, (char *)CdnPath.pbData, CdnPath.cbData);
nError = ERROR_SUCCESS;
}
}
// If we found tags, we can extract language build from it
if(TagString.pbData != NULL)
GetDefaultLocaleMask(hs, &TagString);
FreeCascBlob(&CdnHost);
FreeCascBlob(&CdnPath);
FreeCascBlob(&TagString);
return nError;
}
static int ParseInfoFile(TCascStorage * hs, void * pvListFile)
{
QUERY_KEY Active = {NULL, 0};
QUERY_KEY TagString = {NULL, 0};
QUERY_KEY CdnHost = {NULL, 0};
QUERY_KEY CdnPath = {NULL, 0};
char szOneLine1[0x200];
char szOneLine2[0x200];
size_t nLength1;
size_t nLength2;
int nError = ERROR_BAD_FORMAT;
// Extract the first line, cotaining the headers
nLength1 = ListFile_GetNextLine(pvListFile, szOneLine1, _maxchars(szOneLine1));
if(nLength1 == 0)
return ERROR_BAD_FORMAT;
// Now parse the second and the next lines. We are looking for line
// with "Active" set to 1
for(;;)
{
const char * szLinePtr1 = szOneLine1;
const char * szLineEnd1 = szOneLine1 + nLength1;
const char * szLinePtr2 = szOneLine2;
const char * szLineEnd2;
// Read the next line
nLength2 = ListFile_GetNextLine(pvListFile, szOneLine2, _maxchars(szOneLine2));
if(nLength2 == 0)
break;
szLineEnd2 = szLinePtr2 + nLength2;
// Parse all variables
while(szLinePtr1 < szLineEnd1)
{
// Check for variables we need
if(IsInfoVariable(szLinePtr1, szLineEnd1, "Active", "DEC"))
LoadInfoVariable(&Active, szLinePtr2, szLineEnd2, false);
if(IsInfoVariable(szLinePtr1, szLineEnd1, "Build Key", "HEX"))
LoadInfoVariable(&hs->CdnBuildKey, szLinePtr2, szLineEnd2, true);
if(IsInfoVariable(szLinePtr1, szLineEnd1, "CDN Key", "HEX"))
LoadInfoVariable(&hs->CdnConfigKey, szLinePtr2, szLineEnd2, true);
if(IsInfoVariable(szLinePtr1, szLineEnd1, "CDN Hosts", "STRING"))
LoadInfoVariable(&CdnHost, szLinePtr2, szLineEnd2, false);
if(IsInfoVariable(szLinePtr1, szLineEnd1, "CDN Path", "STRING"))
LoadInfoVariable(&CdnPath, szLinePtr2, szLineEnd2, false);
if(IsInfoVariable(szLinePtr1, szLineEnd1, "Tags", "STRING"))
LoadInfoVariable(&TagString, szLinePtr2, szLineEnd2, false);
// Move both line pointers
szLinePtr1 = SkipInfoVariable(szLinePtr1, szLineEnd1);
if(szLinePtr1 == NULL)
break;
szLinePtr2 = SkipInfoVariable(szLinePtr2, szLineEnd2);
if(szLinePtr2 == NULL)
break;
}
// Stop parsing if found active config
if(Active.pbData != NULL && *Active.pbData == '1')
break;
// Free the blobs
FreeCascBlob(&CdnHost);
FreeCascBlob(&CdnPath);
FreeCascBlob(&TagString);
}
// All four must be present
if(hs->CdnBuildKey.pbData != NULL &&
hs->CdnConfigKey.pbData != NULL &&
CdnHost.pbData != NULL &&
CdnPath.pbData != NULL)
{
// Merge the CDN host and CDN path
hs->szUrlPath = CASC_ALLOC(TCHAR, CdnHost.cbData + CdnPath.cbData + 1);
if(hs->szUrlPath != NULL)
{
CopyString(hs->szUrlPath, (char *)CdnHost.pbData, CdnHost.cbData);
CopyString(hs->szUrlPath + CdnHost.cbData, (char *)CdnPath.pbData, CdnPath.cbData);
nError = ERROR_SUCCESS;
}
}
// If we found tags, we can extract language build from it
if(TagString.pbData != NULL)
GetDefaultLocaleMask(hs, &TagString);
FreeCascBlob(&CdnHost);
FreeCascBlob(&CdnPath);
FreeCascBlob(&TagString);
FreeCascBlob(&Active);
return nError;
}
