MagickCore  7.1.0
Convert, Edit, Or Compose Bitmap Images
blob-private.h
1 /*
2  Copyright @ 1999 ImageMagick Studio LLC, a non-profit organization
3  dedicated to making software imaging solutions freely available.
4 
5  You may not use this file except in compliance with the License. You may
6  obtain a copy of the License at
7 
8  https://imagemagick.org/script/license.php
9 
10  Unless required by applicable law or agreed to in writing, software
11  distributed under the License is distributed on an "AS IS" BASIS,
12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  See the License for the specific language governing permissions and
14  limitations under the License.
15 
16  MagickCore Binary Large OBjects private methods.
17 */
18 #ifndef MAGICKCORE_BLOB_PRIVATE_H
19 #define MAGICKCORE_BLOB_PRIVATE_H
20 
21 #include "MagickCore/image.h"
22 #include "MagickCore/stream.h"
23 #include "MagickCore/nt-base-private.h"
24 
25 #if defined(__cplusplus) || defined(c_plusplus)
26 extern "C" {
27 #endif
28 
29 #define MagickMinBlobExtent 32767L
30 #if defined(MAGICKCORE_HAVE_FSEEKO)
31 # define fseek fseeko
32 # define ftell ftello
33 #endif
34 
35 typedef enum
36 {
37  UndefinedBlobMode,
38  ReadBlobMode,
39  ReadBinaryBlobMode,
40  WriteBlobMode,
41  WriteBinaryBlobMode,
42  AppendBlobMode,
43  AppendBinaryBlobMode
44 } BlobMode;
45 
46 typedef enum
47 {
48  UndefinedStream,
49  FileStream,
50  StandardStream,
51  PipeStream,
52  ZipStream,
53  BZipStream,
54  FifoStream,
55  BlobStream,
56  CustomStream
57 } StreamType;
58 
59 extern MagickExport BlobInfo
60  *CloneBlobInfo(const BlobInfo *),
61  *ReferenceBlob(BlobInfo *);
62 
63 extern MagickExport char
64  *ReadBlobString(Image *,char *);
65 
66 extern MagickExport const struct stat
67  *GetBlobProperties(const Image *);
68 
69 extern MagickExport const void
70  *ReadBlobStream(Image *,const size_t,void *magick_restrict ,ssize_t *)
71  magick_hot_spot;
72 
73 extern MagickExport double
74  ReadBlobDouble(Image *);
75 
76 extern MagickExport float
77  ReadBlobFloat(Image *);
78 
79 extern MagickExport int
80  EOFBlob(const Image *),
81  ErrorBlob(const Image *),
82  ReadBlobByte(Image *);
83 
84 extern MagickExport MagickBooleanType
85  CloseBlob(Image *),
86  DiscardBlobBytes(Image *,const MagickSizeType),
87  OpenBlob(const ImageInfo *,Image *,const BlobMode,ExceptionInfo *),
88  SetBlobExtent(Image *,const MagickSizeType),
89  UnmapBlob(void *,const size_t);
90 
91 extern MagickExport MagickOffsetType
92  SeekBlob(Image *,const MagickOffsetType,const int),
93  TellBlob(const Image *);
94 
95 extern MagickExport MagickSizeType
96  ReadBlobLongLong(Image *),
97  ReadBlobMSBLongLong(Image *);
98 
99 extern MagickExport signed int
100  ReadBlobLSBSignedLong(Image *),
101  ReadBlobMSBSignedLong(Image *),
102  ReadBlobSignedLong(Image *);
103 
104 extern MagickExport signed short
105  ReadBlobLSBSignedShort(Image *),
106  ReadBlobMSBSignedShort(Image *),
107  ReadBlobSignedShort(Image *);
108 
109 extern MagickExport ssize_t
110  ReadBlob(Image *,const size_t,void *),
111  WriteBlob(Image *,const size_t,const void *),
112  WriteBlobByte(Image *,const unsigned char),
113  WriteBlobFloat(Image *,const float),
114  WriteBlobLong(Image *,const unsigned int),
115  WriteBlobLongLong(Image *,const MagickSizeType),
116  WriteBlobShort(Image *,const unsigned short),
117  WriteBlobSignedLong(Image *,const signed int),
118  WriteBlobLSBLong(Image *,const unsigned int),
119  WriteBlobLSBShort(Image *,const unsigned short),
120  WriteBlobLSBSignedLong(Image *,const signed int),
121  WriteBlobLSBSignedShort(Image *,const signed short),
122  WriteBlobMSBLong(Image *,const unsigned int),
123  WriteBlobMSBShort(Image *,const unsigned short),
124  WriteBlobMSBSignedShort(Image *,const signed short),
125  WriteBlobString(Image *,const char *);
126 
127 extern MagickExport unsigned int
128  ReadBlobLong(Image *),
129  ReadBlobLSBLong(Image *),
130  ReadBlobMSBLong(Image *);
131 
132 extern MagickExport unsigned short
133  ReadBlobShort(Image *),
134  ReadBlobLSBShort(Image *),
135  ReadBlobMSBShort(Image *);
136 
137 extern MagickExport void
138  AttachBlob(BlobInfo *,const void *,const size_t),
139  AttachCustomStream(BlobInfo *,CustomStreamInfo *),
140  *DetachBlob(BlobInfo *),
141  DisassociateBlob(Image *),
142  GetBlobInfo(BlobInfo *),
143  *MapBlob(int,const MapMode,const MagickOffsetType,const size_t),
144  MSBOrderLong(unsigned char *,const size_t),
145  MSBOrderShort(unsigned char *,const size_t);
146 
147 #if defined(__cplusplus) || defined(c_plusplus)
148 }
149 #endif
150 
151 #endif
Definition: image.h:152