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File: Widen size/offset types for 64-bit filesystems.

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This commit is contained in:
Jared Boone 2016-08-21 22:15:19 -07:00
parent f7bfde73b6
commit ed791ac5bd
5 changed files with 19 additions and 17 deletions
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10
firmware/application/file.cpp
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@ -64,7 +64,7 @@ File::~File() {
f_close(&f);
}
File::Result<size_t> File::read(void* const data, const size_t bytes_to_read) {
File::Result<File::Size> File::read(void* const data, const Size bytes_to_read) {
UINT bytes_read = 0;
const auto result = f_read(&f, data, bytes_to_read, &bytes_read);
if( result == FR_OK ) {
@ -74,12 +74,12 @@ File::Result<size_t> File::read(void* const data, const size_t bytes_to_read) {
}
}
File::Result<size_t> File::write(const void* const data, const size_t bytes_to_write) {
File::Result<File::Size> File::write(const void* const data, const Size bytes_to_write) {
UINT bytes_written = 0;
const auto result = f_write(&f, data, bytes_to_write, &bytes_written);
if( result == FR_OK ) {
if( bytes_to_write == bytes_written ) {
return { static_cast<size_t>(bytes_written) };
return { static_cast<File::Size>(bytes_written) };
} else {
return Error { FR_DISK_FULL };
}
@ -88,7 +88,7 @@ File::Result<size_t> File::write(const void* const data, const size_t bytes_to_w
}
}
File::Result<uint64_t> File::seek(const uint64_t new_position) {
File::Result<File::Offset> File::seek(const Offset new_position) {
/* NOTE: Returns *old* position, not new position */
const auto old_position = f_tell(&f);
const auto result = f_lseek(&f, new_position);
@ -98,7 +98,7 @@ File::Result<uint64_t> File::seek(const uint64_t new_position) {
if( f_tell(&f) != new_position ) {
return { static_cast<Error>(FR_BAD_SEEK) };
}
return { static_cast<uint64_t>(old_position) };
return { static_cast<File::Offset>(old_position) };
}
Optional<File::Error> File::write_line(const std::string& s) {