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reorder Target struct to improve compat 

so fields are at the same position at least

see https://github.com/libvips/libvips/issues/2880
This commit is contained in:
John Cupitt 2022-06-21 19:07:35 +01:00
parent 16e0182e52
commit 748a99d245
1 changed files with 12 additions and 8 deletions
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20
libvips/include/vips/connection.h
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@ -412,11 +412,11 @@ struct _VipsTarget {
*/ */
gboolean ended; gboolean ended;
/* Write memory output and track write point here. We use a GString /* Write memory output here. We use a GString rather than a
* rather than a GByteArray since we need eg. g_string_overwrite_len(). * GByteArray since we need eg. g_string_overwrite_len().
* @position tracks the current write position in this.
*/ */
GString *memory_buffer; GString *memory_buffer;
off_t position;
/* And return memory via this blob. /* And return memory via this blob.
*/ */
@ -428,6 +428,10 @@ struct _VipsTarget {
unsigned char output_buffer[VIPS_TARGET_BUFFER_SIZE]; unsigned char output_buffer[VIPS_TARGET_BUFFER_SIZE];
int write_point; int write_point;
/* Write position in memory_buffer.
*/
off_t position;
/* Temp targets on the filesystem need deleting, sometimes. /* Temp targets on the filesystem need deleting, sometimes.
*/ */
gboolean delete_on_close; gboolean delete_on_close;
@ -445,6 +449,10 @@ typedef struct _VipsTargetClass {
*/ */
gint64 (*write)( VipsTarget *, const void *, size_t ); gint64 (*write)( VipsTarget *, const void *, size_t );
/* Deprecated in favour of ::end.
*/
void (*finish)( VipsTarget * );
/* libtiff needs to be able to seek and read on targets, /* libtiff needs to be able to seek and read on targets,
* unfortunately. * unfortunately.
* *
@ -468,10 +476,6 @@ typedef struct _VipsTargetClass {
*/ */
int (*end)( VipsTarget * ); int (*end)( VipsTarget * );
/* Deprecated in favour of ::end.
*/
void (*finish)( VipsTarget * );
} VipsTargetClass; } VipsTargetClass;
VIPS_API VIPS_API
@ -547,10 +551,10 @@ typedef struct _VipsTargetCustomClass {
*/ */
gint64 (*write)( VipsTargetCustom *, const void *, gint64 ); gint64 (*write)( VipsTargetCustom *, const void *, gint64 );
void (*finish)( VipsTargetCustom * );
gint64 (*read)( VipsTargetCustom *, void *, gint64 ); gint64 (*read)( VipsTargetCustom *, void *, gint64 );
gint64 (*seek)( VipsTargetCustom *, gint64, int ); gint64 (*seek)( VipsTargetCustom *, gint64, int );
int (*end)( VipsTargetCustom * ); int (*end)( VipsTargetCustom * );
void (*finish)( VipsTargetCustom * );
} VipsTargetCustomClass; } VipsTargetCustomClass;