divorce
b735900f2e
ddat interop with dat js cable interop with cabal js ddat's frontend = dat-thang cable fe = cable-thang dillo support based on cel's dillo-dat bootstrap node xplatform support Signed-off-by: divo <418@cryspace.space>
115 lines
4.9 KiB
C
115 lines
4.9 KiB
C
#ifndef DAT_H
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#define DAT_H
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#include <stdint.h>
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#include <stddef.h>
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#include "keys.h"
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#include "sleep_proto.h"
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#define DAT_KEY_BYTES 32u
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#define DAT_BLOCK_BYTES (64u * 1024u)
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#define DAT_URL_BYTES 71u
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#define DAT_LINK_BYTES 4096u
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typedef struct dat_archive {
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char dat_path[1024];
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uint8_t metadata_key[DAT_KEY_BYTES];
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uint8_t content_key[DAT_KEY_BYTES];
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sleep_keypair_t metadata_keys;
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sleep_keypair_t content_keys;
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} dat_archive_t;
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typedef struct dat_link {
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uint8_t key[DAT_KEY_BYTES];
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uint64_t version;
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int has_version;
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char path[2048];
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} dat_link_t;
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typedef struct dat_checkout {
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const dat_archive_t *archive;
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uint64_t version;
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} dat_checkout_t;
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typedef struct dat_url {
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char host[256];
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char path[2048];
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uint64_t version;
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int has_version;
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int wants_stat;
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int force_directory_listing;
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} dat_url_t;
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typedef struct dat_path_info {
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sleep_metadata_entry_t entry;
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int exists;
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int is_directory;
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} dat_path_info_t;
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typedef int (*dat_archive_change_fn)(const sleep_metadata_entry_t *entry,
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uint64_t version, void *context);
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typedef int (*dat_archive_readdir_fn)(const sleep_metadata_entry_t *entry,
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const char *name, void *context);
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/* Creates a new two-feed legacy-style archive skeleton under root/.dat. */
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int dat_archive_create(dat_archive_t *archive, const char *root);
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int dat_archive_open(dat_archive_t *archive, const char *root);
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int dat_archive_open_writable(dat_archive_t *archive, const char *root,
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const char *secret_directory);
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int dat_archive_save_secrets(const dat_archive_t *archive,
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const char *secret_directory);
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void dat_archive_close(dat_archive_t *archive);
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size_t dat_archive_entry_count(const dat_archive_t *archive);
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uint64_t dat_archive_version(const dat_archive_t *archive);
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int dat_archive_append_file(dat_archive_t *archive, const char *path,
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const uint8_t *data, size_t length,
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uint32_t mode, uint64_t mtime);
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int dat_archive_append_directory(dat_archive_t *archive, const char *path,
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uint32_t mode, uint64_t mtime);
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int dat_archive_append_symlink(dat_archive_t *archive, const char *path,
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const char *target, uint64_t mtime);
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int dat_archive_delete(dat_archive_t *archive, const char *path, uint64_t mtime);
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int dat_archive_read_entry(const dat_archive_t *archive, size_t index,
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sleep_metadata_entry_t *entry);
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int dat_archive_read_file(const dat_archive_t *archive,
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const sleep_metadata_entry_t *entry,
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uint8_t **data, size_t *length);
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int dat_archive_find(const dat_archive_t *archive, const char *path,
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sleep_metadata_entry_t *entry);
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int dat_archive_find_at(const dat_archive_t *archive, const char *path,
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uint64_t version, sleep_metadata_entry_t *entry);
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int dat_checkout_init(dat_checkout_t *checkout, const dat_archive_t *archive,
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uint64_t version);
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int dat_checkout_find(const dat_checkout_t *checkout, const char *path,
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sleep_metadata_entry_t *entry);
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int dat_checkout_read(const dat_checkout_t *checkout,
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const sleep_metadata_entry_t *entry,
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uint8_t **data, size_t *length);
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int dat_checkout_export(const dat_checkout_t *checkout, const char *archive_path,
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const char *filesystem_path);
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int dat_archive_changes(const dat_archive_t *archive, uint64_t from_version,
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uint64_t to_version, dat_archive_change_fn callback, void *context);
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int dat_archive_stat_at(const dat_archive_t *archive, uint64_t version,
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const char *path, dat_path_info_t *info);
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int dat_archive_readdir_at(const dat_archive_t *archive, uint64_t version,
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const char *path, dat_archive_readdir_fn callback,
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void *context);
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int dat_archive_resolve_at(const dat_archive_t *archive, uint64_t version,
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const char *path, int force_directory_listing,
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dat_path_info_t *info, int *serve_directory_listing);
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const char *dat_content_type(const char *path);
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int dat_url_parse(const char *text, dat_url_t *url);
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int dat_archive_import_path(dat_archive_t *archive, const char *filesystem_path,
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const char *archive_path);
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/* Imports only changed paths and records tombstones for paths removed locally. */
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int dat_archive_sync_path(dat_archive_t *archive, const char *filesystem_path,
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const char *archive_path);
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int dat_archive_export_path(const dat_archive_t *archive, const char *archive_path,
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const char *filesystem_path);
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int dat_archive_export_at(const dat_archive_t *archive, uint64_t version,
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const char *archive_path, const char *filesystem_path);
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int dat_key_to_url(const uint8_t key[DAT_KEY_BYTES], char url[DAT_URL_BYTES]);
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int dat_key_to_compact_url(const uint8_t key[DAT_KEY_BYTES], char url[DAT_URL_BYTES]);
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int dat_key_to_hex(const uint8_t key[DAT_KEY_BYTES], char hex[65]);
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int dat_url_to_key(const char *url, uint8_t key[DAT_KEY_BYTES]);
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int dat_link_format(const dat_link_t *link, char *out, size_t capacity);
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int dat_link_format_compact(const dat_link_t *link, char *out, size_t capacity);
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int dat_link_parse(const char *text, dat_link_t *link);
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#endif /* DAT_H */
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