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49 lines
2.6 KiB
C
49 lines
2.6 KiB
C
#ifndef SM_STORAGE_H
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#define SM_STORAGE_H
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#include <stdbool.h>
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#include <stdint.h>
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typedef bool (*sm_storage_cancel_fn)(void *ctx);
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typedef void (*sm_storage_progress_fn)(uint64_t bytes_delta,
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uint64_t files_delta, void *ctx);
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typedef bool (*sm_storage_finalize_fn)(void *ctx);
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// Sum regular-file sizes under a file or directory without following links.
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int sm_storage_measure_path(const char *path, uint64_t *size_out);
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// Measure a source and count regular files, with optional cooperative cancel.
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int sm_storage_measure_path_progress(const char *path, uint64_t *size_out,
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uint64_t *file_count_out,
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sm_storage_cancel_fn cancel, void *ctx);
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// Measure every non-directory entry for deletion; only regular files add bytes.
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int sm_storage_measure_delete_path_progress(
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const char *path, uint64_t *size_out, uint64_t *file_count_out,
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sm_storage_cancel_fn cancel, void *ctx);
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// Copy a regular file or directory tree exactly. Destination must not exist.
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int sm_storage_copy_path(const char *source, const char *destination);
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// Copy while reporting written-byte and completed-file deltas.
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int sm_storage_copy_path_progress(const char *source, const char *destination,
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sm_storage_progress_fn progress,
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sm_storage_cancel_fn cancel, void *ctx);
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// Move a file or directory, falling back to copy+delete across filesystems.
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int sm_storage_move_path(const char *source, const char *destination);
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// Move while reporting progress for a cross-filesystem copy. begin_finalize
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// atomically closes cancellation before source deletion; returning false keeps
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// the source and removes the destination copy. renamed_out is true when an
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// atomic same-filesystem rename completed without copying.
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int sm_storage_move_path_progress(const char *source, const char *destination,
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sm_storage_progress_fn progress,
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sm_storage_cancel_fn cancel,
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sm_storage_finalize_fn begin_finalize,
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void *ctx,
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bool *renamed_out);
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// Recursively remove a regular file or directory without following links.
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int sm_storage_delete_path(const char *path);
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// Delete while reporting removed-byte and removed-file deltas. Cancellation
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// must be decided before calling because recursive deletion is irreversible.
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int sm_storage_delete_path_progress(const char *path,
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sm_storage_progress_fn progress,
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void *ctx);
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#endif
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