76 lines
3.8 KiB
C
76 lines
3.8 KiB
C
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#pragma once
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#include "foundation/types.h"
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#include "nx/nxstring.h"
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#ifdef __ANDROID__
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#include "android/nsapev2.h"
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#elif defined(_WIN32)
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#include "windows/nsapev2.h"
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#elif defined(__linux__)
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#include "linux/nsapev2.h"
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#elif defined (__APPLE__)
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#include "osx/nsapev2.h"
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct nsapev2_header_struct_t { } *nsapev2_header_t;
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typedef struct nsapev2_tag_struct_t { } *nsapev2_tag_t;
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typedef struct nsapev2_item_struct_t { } *nsapev2_item_t;
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// must be exactly 32 bytes
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NSAPEV2_EXPORT int NSAPEv2_Header_Valid(const void *header_data);
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NSAPEV2_EXPORT int NSAPEv2_Header_Create(nsapev2_header_t *header, const void *header_data, size_t header_len);
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NSAPEV2_EXPORT int NSAPEv2_Header_TagSize(const nsapev2_header_t header, uint32_t *tag_size);
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NSAPEV2_EXPORT int NSAPEv2_Header_HasHeader(nsapev2_header_t header);
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NSAPEV2_EXPORT int NSAPEv2_Header_Destroy(nsapev2_header_t header);
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// currently, this function makes a copy of any necessary data. in the future, it would be better
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// to make another version of this function that "borrows" your data
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// if you can guarantee that the memory will outlive the nsapev2_tag_t object
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NSAPEV2_EXPORT int NSAPEv2_Tag_Create(nsapev2_tag_t *tag, const nsapev2_header_t header, const void *bytes, size_t bytes_len);
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NSAPEV2_EXPORT int NSAPEv2_Tag_New(nsapev2_tag_t *tag);
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NSAPEV2_EXPORT int NSAPEv2_Tag_SerializedSize(const nsapev2_tag_t tag, size_t *bytes);
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NSAPEV2_EXPORT int NSAPEv2_Tag_Serialize(const nsapev2_tag_t t, void *data, size_t bytes);
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NSAPEV2_EXPORT int NSAPEv2_Tag_Destroy(nsapev2_tag_t tag);
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NSAPEV2_EXPORT int NSAPEv2_Tag_GetFlags(nsapev2_tag_t tag, uint32_t *flags);
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NSAPEV2_EXPORT int NSAPEv2_Tag_SetFlags(nsapev2_tag_t tag, uint32_t flags, uint32_t mask);
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NSAPEV2_EXPORT int NSAPEv2_Tag_GetString(const nsapev2_tag_t tag, const char *key, unsigned int index, nx_string_t *value);
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NSAPEV2_EXPORT int NSAPEv2_Tag_SetString(nsapev2_tag_t tag, const char *key, unsigned int index, nx_string_t value);
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NSAPEV2_EXPORT int NSAPEv2_Tag_GetBinary(const nsapev2_tag_t tag, const char *key, unsigned int index, const void **bytes, size_t *length);
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NSAPEV2_EXPORT int NSAPEv2_Tag_SetBinary(nsapev2_tag_t tag, const char *key, unsigned int index, const void *bytes, size_t length);
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NSAPEV2_EXPORT int NSAPEv2_Tag_SetArtwork(nsapev2_tag_t t, const char *key, unsigned int index, const char *filename, const void *bytes, size_t length);
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/* Items */
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// flags
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static const uint32_t nsapev2_item_read_write = 0;
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static const uint32_t nsapev2_item_read_only = 1;
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static const uint32_t nsapev2_item_type_utf8 = 0;
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static const uint32_t nsapev2_item_type_binary = 1 << 1;
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static const uint32_t nsapev2_item_type_locator = 2 << 1;
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// mask flags with these to check the different fields
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static const uint32_t nsapev2_item_type_mask = (1 << 2) | (1 << 1);
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static const uint32_t nsapev2_item_read_mask = 1 << 0;
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NSAPEV2_EXPORT int NSAPEv2_Tag_EnumerateItems(const nsapev2_tag_t tag, const nsapev2_item_t start, nsapev2_item_t *next);
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NSAPEV2_EXPORT int NSAPEv2_Tag_GetItemCount(const nsapev2_tag_t t, size_t *count);
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NSAPEV2_EXPORT int NSAPEv2_Tag_GetItemAtIndex(const nsapev2_tag_t t, unsigned int index, nsapev2_item_t *item);
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NSAPEV2_EXPORT int NSAPEv2_Item_GetInformation(const nsapev2_item_t item, const char **key, uint32_t *flags);
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NSAPEV2_EXPORT int NSAPEv2_Item_GetString(const nsapev2_item_t item, nx_string_t *value);
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NSAPEV2_EXPORT int NSAPEv2_Item_GetBinary(const nsapev2_item_t item, const void **bytes, size_t *length);
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NSAPEV2_EXPORT int NSAPEv2_Item_SetKey(nsapev2_item_t item, const char *key);
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NSAPEV2_EXPORT int NSAPEv2_Item_SetString(nsapev2_item_t item, nx_string_t value);
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NSAPEV2_EXPORT int NSAPEv2_Tag_RemoveItem(nsapev2_tag_t tag, nsapev2_item_t item);
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NSAPEV2_EXPORT int NSAPEv2_Tag_AddItem(nsapev2_tag_t tag, nsapev2_item_t *item);
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#ifdef __cplusplus
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}
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#endif
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