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https://github.com/subsurface/subsurface.git
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66896ad7d7
The last user was removed when including devices in the undo system. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
100 lines
4.2 KiB
C++
100 lines
4.2 KiB
C++
// SPDX-License-Identifier: GPL-2.0
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#ifndef DEVICE_H
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#define DEVICE_H
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct divecomputer;
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struct device;
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struct device_table;
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struct dive_table;
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// global device table
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extern struct device_table device_table;
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extern struct fingerprint_table fingerprint_table;
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extern int create_device_node(struct device_table *table, const char *model, const char *serial, const char *nickname);
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extern int nr_devices(const struct device_table *table);
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extern const struct device *get_device(const struct device_table *table, int i);
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extern struct device *get_device_mutable(struct device_table *table, int i);
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extern void clear_device_table(struct device_table *table);
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const char *get_dc_nickname(const struct divecomputer *dc);
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extern bool device_used_by_selected_dive(const struct device *dev);
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extern const struct device *get_device_for_dc(const struct device_table *table, const struct divecomputer *dc);
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extern int get_or_add_device_for_dc(struct device_table *table, const struct divecomputer *dc);
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extern bool device_exists(const struct device_table *table, const struct device *dev);
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extern int add_to_device_table(struct device_table *table, const struct device *dev); // returns index
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extern int remove_device(struct device_table *table, const struct device *dev); // returns index or -1 if not found
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extern void remove_from_device_table(struct device_table *table, int idx);
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// struct device accessors for C-code. The returned strings are not stable!
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const char *device_get_model(const struct device *dev);
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const char *device_get_serial(const struct device *dev);
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const char *device_get_nickname(const struct device *dev);
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// for C code that needs to alloc/free a device table. (Let's try to get rid of those)
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extern struct device_table *alloc_device_table();
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extern void free_device_table(struct device_table *devices);
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// create fingerprint entry - raw data remains owned by caller
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extern void create_fingerprint_node(struct fingerprint_table *table, uint32_t model, uint32_t serial,
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const unsigned char *raw_data, unsigned int fsize, uint32_t fdeviceid, uint32_t fdiveid);
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extern void create_fingerprint_node_from_hex(struct fingerprint_table *table, uint32_t model, uint32_t serial,
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const char *hex_data, uint32_t fdeviceid, uint32_t fdiveid);
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// look up the fingerprint for model/serial - returns the number of bytes in the fingerprint; memory owned by the table
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extern unsigned int get_fingerprint_data(const struct fingerprint_table *table, uint32_t model, uint32_t serial, const unsigned char **fp_out);
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// access the fingerprint data from C
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extern int nr_fingerprints(struct fingerprint_table *table);
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extern uint32_t fp_get_model(struct fingerprint_table *table, unsigned int i);
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extern uint32_t fp_get_serial(struct fingerprint_table *table, unsigned int i);
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extern uint32_t fp_get_deviceid(struct fingerprint_table *table, unsigned int i);
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extern uint32_t fp_get_diveid(struct fingerprint_table *table, unsigned int i);
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extern char *fp_get_data(struct fingerprint_table *table, unsigned int i);
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#ifdef __cplusplus
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}
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#endif
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// Functions and global variables that are only available to C++ code
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#ifdef __cplusplus
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#include <string>
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#include <vector>
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struct device {
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bool operator<(const device &a) const;
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void showchanges(const std::string &n) const;
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std::string model;
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std::string serialNumber;
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std::string nickName;
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uint32_t deviceId; // Always the string hash of the serialNumber
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};
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struct fingerprint_record {
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bool operator<(const fingerprint_record &a) const;
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uint32_t model; // model and libdivecomputer serial number to
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uint32_t serial; // look up the fingerprint
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unsigned char *raw_data; // fingerprint data as provided by libdivecomputer
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unsigned int fsize; // size of raw fingerprint data
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unsigned int fdeviceid; // corresponding deviceid
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unsigned int fdiveid; // corresponding diveid
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};
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struct device_table {
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// Keep the dive computers in a vector sorted by (model, serial)
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std::vector<device> devices;
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};
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struct fingerprint_table {
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// Keep the fingerprint records in a vector sorted by (model, serial) - these are uint32_t here
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std::vector<fingerprint_record> fingerprints;
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};
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#endif
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#endif // DEVICE_H
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