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Add read_blocks() API

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This commit is contained in:
Vitaliy Filippov
2025-12-02 01:52:12 +03:00
parent 7569fb959b
commit 38d5175f66
3 changed files with 68 additions and 35 deletions
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src/blockstore/blockstore_disk.cpp
+12
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@@ -364,6 +364,10 @@ static int bs_openmode(const std::string & mode)
void blockstore_disk_t::open_data()
{
if (data_fd >= 0)
{
throw std::runtime_error("data device is already opened");
}
data_fd = mock_mode ? MOCK_DATA_FD : open(data_device.c_str(), bs_openmode(data_io) | O_RDWR);
if (data_fd == -1)
{
@@ -392,6 +396,10 @@ void blockstore_disk_t::open_data()
void blockstore_disk_t::open_meta()
{
if (meta_fd >= 0)
{
throw std::runtime_error("metadata device is already opened");
}
if (meta_device != data_device || meta_io != data_io)
{
meta_fd = mock_mode ? MOCK_META_FD : open(meta_device.c_str(), bs_openmode(meta_io) | O_RDWR);
@@ -433,6 +441,10 @@ void blockstore_disk_t::open_meta()
void blockstore_disk_t::open_journal()
{
if (journal_fd >= 0)
{
throw std::runtime_error("journal device is already opened");
}
if (journal_device != meta_device || journal_io != meta_io)
{
journal_fd = mock_mode ? MOCK_JOURNAL_FD : open(journal_device.c_str(), bs_openmode(journal_io) | O_RDWR);