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[FS] Implement GetFileSize [PTM] Stub step functions

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wheremyfoodat 2023-01-23 03:24:13 +02:00
parent 49dcc25795
commit e052c16a36
5 changed files with 76 additions and 7 deletions
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8
include/io_file.hpp
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@ -75,17 +75,17 @@ public:
return write(data, count, sizeof(std::uint8_t));
}
std::uint64_t size() {
if (!isOpen()) return 0;
std::optional<std::uint64_t> size() {
if (!isOpen()) return {};
std::uint64_t pos = ftello(handle);
if (fseeko(handle, 0, SEEK_END) != 0) {
return 0;
return {};
}
std::uint64_t size = ftello(handle);
if ((size != pos) && (fseeko(handle, pos, SEEK_SET) != 0)) {
return 0;
return {};
}
return size;