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Prototype dc_blob_t API

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link2xt
2022-01-01 00:25:18 +00:00
parent f3a716fac6
commit 579e5dbfde
1 changed files with 50 additions and 0 deletions
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50
deltachat-ffi/deltachat.h
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@@ -14,6 +14,7 @@ extern "C" {
typedef struct _dc_context dc_context_t; typedef struct _dc_context dc_context_t;
typedef struct _dc_accounts dc_accounts_t; typedef struct _dc_accounts dc_accounts_t;
typedef struct _dc_array dc_array_t; typedef struct _dc_array dc_array_t;
typedef struct _dc_blob dc_blob_t;
typedef struct _dc_chatlist dc_chatlist_t; typedef struct _dc_chatlist dc_chatlist_t;
typedef struct _dc_chat dc_chat_t; typedef struct _dc_chat dc_chat_t;
typedef struct _dc_msg dc_msg_t; typedef struct _dc_msg dc_msg_t;
@@ -2871,6 +2872,45 @@ int dc_array_is_independent (const dc_array_t* array, size_t in
int dc_array_search_id (const dc_array_t* array, uint32_t needle, size_t* ret_index); int dc_array_search_id (const dc_array_t* array, uint32_t needle, size_t* ret_index);
/**
* @class dc_blob_t
*
* An object representing a file blob.
*/
/**
* Free a blob object.
*
* @memberof dc_blob_t
* @param blob The blob object.
*/
void dc_blob_unref (dc_blob_t* blob);
/**
* Returns blob size in bytes.
*
* @memberof dc_blob_t
* @param blob The blob object.
* @return Returns blob size. Never fails.
*/
size_t dc_blob_bytes (dc_blob_t* blob);
/**
* Reads data from a blob.
* Reads exactly the number of bytes requested and
* returns an error if it's not possible.
*
* @memberof dc_blob_t
* @param blob The blob object.
* @param count Number of bytes to read from the blob.
* @param offset Offset of the first byte to read inside the blob.
* @return 1 on success, 0 on error.
*/
int dc_blob_read (dc_blob_t* blob, void* buf, size_t count, off_t offset);
/** /**
* @class dc_chatlist_t * @class dc_chatlist_t
* *
@@ -3571,6 +3611,16 @@ char* dc_msg_get_filemime (const dc_msg_t* msg);
uint64_t dc_msg_get_filebytes (const dc_msg_t* msg); uint64_t dc_msg_get_filebytes (const dc_msg_t* msg);
/**
* Get the file blob.
*
* @memberof dc_msg_t
* @param msg The message object.
* @return File blob, NULL if not applicable or on errors.
*/
dc_blob_t *dc_msg_get_fileblob (const dc_msg_t* msg);
/** /**
* Get width of image or video. The width is returned in pixels. * Get width of image or video. The width is returned in pixels.
* If the width is unknown or if the associated file is no image or video file, * If the width is unknown or if the associated file is no image or video file,