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InputStream: make offset_type unsigned

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This commit is contained in:
Max Kellermann
2014-08-18 09:47:23 +02:00
parent dfa53cb88e
commit 181edf4b53
5 changed files with 5 additions and 14 deletions
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2
src/input/plugins/CdioParanoiaInputPlugin.cxx
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@@ -274,7 +274,7 @@ input_cdio_open(const char *uri,
bool
CdioParanoiaInputStream::Seek(offset_type new_offset, Error &error)
{
if (new_offset < 0 || new_offset > size) {
if (new_offset > size) {
error.Format(cdio_domain, "Invalid offset to seek %ld (%ld)",
(long int)new_offset, (long int)size);
return false;

6
src/input/plugins/FileInputPlugin.cxx
View File

@@ -101,13 +101,13 @@ input_file_open(const char *filename,
bool
FileInputStream::Seek(offset_type new_offset, Error &error)
{
new_offset = (offset_type)lseek(fd, (off_t)new_offset, SEEK_SET);
if (new_offset < 0) {
auto result = lseek(fd, (off_t)new_offset, SEEK_SET);
if (result < 0) {
error.SetErrno("Failed to seek");
return false;
}
offset = new_offset;
offset = (offset_type)result;
return true;
}