void HCP_CALL hcp_Leftshift(hcp_tRuntime* R, hcp_tBlob* pSource, const hcp_Size_t Steps) {
if (pSource->length < Steps) {
return;
}
const hcp_Uint8* source = (hcp_Uint8*)((hcp_Size_t)pSource->value + Steps);
hcp_Memcpy((hcp_tState*)R->context, pSource->value, source, pSource->length - Steps);
pSource->length -= Steps;
}
hcp_Int hcp_AppendBytes(const hcp_Uint8* pSource, const hcp_Size_t Length, hcp_tBlob* pDestination) {
if (pSource == HCP_NULL || Length == 0) {
return HCP_NOERROR;
}
if (Length + pDestination->length >= pDestination->maxLength) {
return HCP_BLOBOUTOFRANGE;
}
hcp_Int error = HCP_NOERROR;
hcp_Uint8* dest = (hcp_Uint8*)((hcp_Size_t)pDestination->value + pDestination->length);
hcp_Memcpy(HCP_NULL, dest, pSource, Length);
pDestination->length += Length;
return HCP_NOERROR;
}
bool hcp::Runtime::scanDir(const char* codecPath,const char** error) {
uv_fs_t req;
int numFiles = uv_fs_scandir(uv_default_loop(), &req, codecPath, UV_FS_SCANDIR, nullptr);
if (numFiles < 0) {
if (error) {
*error = uv_strerror(numFiles);
}
return false;
}
for (int i = 0; i < numFiles; i++) {
uv_dirent_t ent;
hcp::tCodec codec;
int r = uv_fs_scandir_next(&req, &ent);
if (r == UV_EOF) {
break;
}
hcp_Boolean found = HCP_FALSE;
// skip codecs with duplicate name
hcp_FindFirst(&_codecs.header, 0, (void*)ent.name, &found);
if (found == HCP_TRUE) {
continue;
}
if (hcp::Runtime::hasExtension(ent.name, ".DLL") ||
hcp::Runtime::hasExtension(ent.name, ".SO") ||
hcp::Runtime::hasExtension(ent.name, ".DYLIB")) {
hcp_Size_t pathLen = hcp_szStrLen((hcp_szStr)codecPath);
hcp_Size_t nameLen = hcp_szStrLen((hcp_szStr)ent.name);
codec.path = (char*)hcp_Malloc(_state, pathLen + nameLen + 2);
hcp_Memcpy(_state, codec.path, codecPath, pathLen);
hcp_Memcpy(_state, codec.path + pathLen, "/", 1);
hcp_Memcpy(_state, codec.path + pathLen + 1, ent.name, nameLen + 1);
if (loadLibrary(codec.path, &codec, error)) {
hcp_Size_t index;
auto code = hcp_Push(&_codecs.header, &codec, &index);
if (code != HCP_NOERROR) {
// TODO: Logg load errors
hcp_Free(_state, codec.path);
}
}
else {
// TODO: Logg load errors
hcp_Free(_state, codec.path);
}
}
else {
continue;
}
}
return true;
}