Fri, 26 Aug 2016 13:49:19 +0200
merges all highlighter functions into one highlighter module
39
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
1 | /* |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
3 | * |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
4 | * Copyright 2015 Olaf Wintermann. All rights reserved. |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
5 | * |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
6 | * Redistribution and use in source and binary forms, with or without |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
7 | * modification, are permitted provided that the following conditions are met: |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
8 | * |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
9 | * 1. Redistributions of source code must retain the above copyright |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
10 | * notice, this list of conditions and the following disclaimer. |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
11 | * |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
12 | * 2. Redistributions in binary form must reproduce the above copyright |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
13 | * notice, this list of conditions and the following disclaimer in the |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
14 | * documentation and/or other materials provided with the distribution. |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
15 | * |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
26 | * POSSIBILITY OF SUCH DAMAGE. |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
27 | */ |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
28 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
29 | #include "buffer.h" |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
30 | #include <stdarg.h> |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
31 | #include <stdlib.h> |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
32 | #include <string.h> |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
33 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
34 | UcxBuffer *ucx_buffer_new(void *space, size_t capacity, int flags) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
35 | UcxBuffer *buffer = (UcxBuffer*) malloc(sizeof(UcxBuffer)); |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
36 | if (buffer) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
37 | buffer->flags = flags; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
38 | if (!space) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
39 | buffer->space = (char*)malloc(capacity); |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
40 | if (!buffer->space) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
41 | free(buffer); |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
42 | return NULL; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
43 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
44 | memset(buffer->space, 0, capacity); |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
45 | buffer->flags |= UCX_BUFFER_AUTOFREE; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
46 | } else { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
47 | buffer->space = (char*)space; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
48 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
49 | buffer->capacity = capacity; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
50 | buffer->size = 0; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
51 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
52 | buffer->pos = 0; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
53 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
54 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
55 | return buffer; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
56 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
57 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
58 | void ucx_buffer_free(UcxBuffer *buffer) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
59 | if ((buffer->flags & UCX_BUFFER_AUTOFREE) == UCX_BUFFER_AUTOFREE) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
60 | free(buffer->space); |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
61 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
62 | free(buffer); |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
63 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
64 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
65 | UcxBuffer* ucx_buffer_extract( |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
66 | UcxBuffer *src, size_t start, size_t length, int flags) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
67 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
68 | if (src->size == 0 || length == 0 || start+length > src->capacity) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
69 | return NULL; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
70 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
71 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
72 | UcxBuffer *dst = (UcxBuffer*) malloc(sizeof(UcxBuffer)); |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
73 | if (dst) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
74 | dst->space = (char*)malloc(length); |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
75 | if (!dst->space) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
76 | free(dst); |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
77 | return NULL; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
78 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
79 | dst->capacity = length; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
80 | dst->size = length; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
81 | dst->flags = flags | UCX_BUFFER_AUTOFREE; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
82 | dst->pos = 0; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
83 | memcpy(dst->space, src->space+start, length); |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
84 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
85 | return dst; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
86 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
87 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
88 | int ucx_buffer_seek(UcxBuffer *buffer, off_t offset, int whence) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
89 | size_t npos; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
90 | switch (whence) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
91 | case SEEK_CUR: |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
92 | npos = buffer->pos; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
93 | break; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
94 | case SEEK_END: |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
95 | npos = buffer->size; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
96 | break; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
97 | case SEEK_SET: |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
98 | npos = 0; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
99 | break; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
100 | default: |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
101 | return -1; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
102 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
103 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
104 | size_t opos = npos; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
105 | npos += offset; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
106 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
107 | if ((offset > 0 && npos < opos) || (offset < 0 && npos > opos)) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
108 | return -1; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
109 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
110 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
111 | if (npos >= buffer->size) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
112 | return -1; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
113 | } else { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
114 | buffer->pos = npos; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
115 | return 0; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
116 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
117 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
118 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
119 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
120 | int ucx_buffer_eof(UcxBuffer *buffer) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
121 | return buffer->pos >= buffer->size; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
122 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
123 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
124 | int ucx_buffer_extend(UcxBuffer *buffer, size_t len) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
125 | size_t newcap = buffer->capacity; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
126 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
127 | if (buffer->capacity + len < buffer->capacity) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
128 | return -1; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
129 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
130 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
131 | while (buffer->capacity + len > newcap) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
132 | newcap <<= 1; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
133 | if (newcap < buffer->capacity) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
134 | return -1; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
135 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
136 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
137 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
138 | char *newspace = (char*)realloc(buffer->space, newcap); |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
139 | if (newspace) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
140 | memset(newspace+buffer->size, 0, newcap-buffer->size); |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
141 | buffer->space = newspace; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
142 | buffer->capacity = newcap; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
143 | } else { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
144 | return -1; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
145 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
146 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
147 | return 0; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
148 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
149 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
150 | size_t ucx_buffer_write(const void *ptr, size_t size, size_t nitems, |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
151 | UcxBuffer *buffer) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
152 | size_t len = size * nitems; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
153 | size_t required = buffer->pos + len; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
154 | if (buffer->pos > required) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
155 | return 0; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
156 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
157 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
158 | if (required > buffer->capacity) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
159 | if ((buffer->flags & UCX_BUFFER_AUTOEXTEND) == UCX_BUFFER_AUTOEXTEND) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
160 | if (ucx_buffer_extend(buffer, required - buffer->capacity)) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
161 | return 0; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
162 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
163 | } else { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
164 | len = buffer->capacity - buffer->pos; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
165 | if (size > 1) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
166 | len -= len%size; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
167 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
168 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
169 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
170 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
171 | if (len == 0) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
172 | return len; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
173 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
174 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
175 | memcpy(buffer->space + buffer->pos, ptr, len); |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
176 | buffer->pos += len; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
177 | if(buffer->pos > buffer->size) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
178 | buffer->size = buffer->pos; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
179 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
180 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
181 | return len / size; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
182 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
183 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
184 | size_t ucx_buffer_read(void *ptr, size_t size, size_t nitems, |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
185 | UcxBuffer *buffer) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
186 | size_t len = size * nitems; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
187 | if (buffer->pos + len > buffer->size) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
188 | len = buffer->size - buffer->pos; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
189 | if (size > 1) len -= len%size; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
190 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
191 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
192 | if (len <= 0) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
193 | return len; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
194 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
195 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
196 | memcpy(ptr, buffer->space + buffer->pos, len); |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
197 | buffer->pos += len; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
198 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
199 | return len / size; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
200 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
201 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
202 | int ucx_buffer_putc(UcxBuffer *buffer, int c) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
203 | if(buffer->pos >= buffer->capacity) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
204 | if ((buffer->flags & UCX_BUFFER_AUTOEXTEND) == UCX_BUFFER_AUTOEXTEND) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
205 | if(ucx_buffer_extend(buffer, 1)) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
206 | return EOF; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
207 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
208 | } else { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
209 | return EOF; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
210 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
211 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
212 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
213 | c &= 0xFF; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
214 | buffer->space[buffer->pos] = (char) c; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
215 | buffer->pos++; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
216 | if(buffer->pos > buffer->size) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
217 | buffer->size = buffer->pos; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
218 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
219 | return c; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
220 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
221 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
222 | int ucx_buffer_getc(UcxBuffer *buffer) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
223 | if (ucx_buffer_eof(buffer)) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
224 | return EOF; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
225 | } else { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
226 | int c = buffer->space[buffer->pos]; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
227 | buffer->pos++; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
228 | return c; |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
229 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
230 | } |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
231 | |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
232 | size_t ucx_buffer_puts(UcxBuffer *buffer, char *str) { |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
233 | return ucx_buffer_write((const void*)str, 1, strlen(str), buffer); |
ac35daceb24c
adds UCX + changes how the input file is read (uses an consecutive memory area now)
Mike Becker <universe@uap-core.de>
parents:
diff
changeset
|
234 | } |