| 1 | /* |
1 | /* |
| 2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
| 3 | * |
3 | * |
|
|
4 | * Copyright (©) 2017,2018 Marc Alexander Lehmann / the Deliantra team |
| 4 | * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
| 5 | * Copyright (©) 2002 Mark Wedel & Crossfire Development Team |
6 | * Copyright (©) 2002 Mark Wedel & Crossfire Development Team |
| 6 | * Copyright (©) 1992 Frank Tore Johansen |
7 | * Copyright (©) 1992 Frank Tore Johansen |
| 7 | * |
8 | * |
| 8 | * Deliantra is free software: you can redistribute it and/or modify it under |
9 | * Deliantra is free software: you can redistribute it and/or modify it under |
| 9 | * the terms of the Affero GNU General Public License as published by the |
10 | * the terms of the Affero GNU General Public License as published by the |
| … | |
… | |
| 26 | #define DYNBUF_H__ |
27 | #define DYNBUF_H__ |
| 27 | |
28 | |
| 28 | #include <cstring> |
29 | #include <cstring> |
| 29 | #include <cassert> |
30 | #include <cassert> |
| 30 | |
31 | |
| 31 | #include "compiler.h" |
32 | #include "ecb.h" |
| 32 | #include "util.h" |
33 | #include "util.h" |
| 33 | #include "shstr.h" |
34 | #include "shstr.h" |
| 34 | |
35 | |
| 35 | // this is a "buffer" that can grow fast |
36 | // this is a "buffer" that can grow fast |
| 36 | // and is still somewhat space-efficient. |
37 | // and is still somewhat space-efficient. |
| … | |
… | |
| 84 | int size () const { return _size + (ptr - last->data); } |
85 | int size () const { return _size + (ptr - last->data); } |
| 85 | bool empty () const { return !size (); } |
86 | bool empty () const { return !size (); } |
| 86 | |
87 | |
| 87 | void linearise (void *data); |
88 | void linearise (void *data); |
| 88 | char *linearise () // does not 0-terminate(!) |
89 | char *linearise () // does not 0-terminate(!) |
| 89 | { |
90 | { |
| 90 | return first->next ? _linearise () : first->data; |
91 | return first->next ? _linearise () : first->data; |
| 91 | } |
92 | } |
| 92 | |
93 | |
| 93 | int room () const { return end - ptr; } |
94 | int room () const { return end - ptr; } |
| 94 | |
95 | |
| 95 | // make sure we have "size" extra room |
96 | // make sure we have "size" extra room |
| 96 | char *force (int size) |
97 | char *force (int size) |
| 97 | { |
98 | { |
| 98 | if (expect_false (ptr + size > end)) |
99 | if (ecb_expect_false (ptr + size > end)) |
| 99 | reserve (size); |
100 | reserve (size); |
| 100 | |
101 | |
| 101 | assume (ptr + size <= end); |
102 | ecb_assume (ptr + size <= end); |
| 102 | |
103 | |
| 103 | return ptr; |
104 | return ptr; |
| 104 | } |
105 | } |
| 105 | |
106 | |
| 106 | // used for force + alloc combo |
107 | // used for force + alloc combo |
| … | |
… | |
| 190 | dynbuf_text &operator << (sint32 i) { add (sint32 (i)); return *this; } |
191 | dynbuf_text &operator << (sint32 i) { add (sint32 (i)); return *this; } |
| 191 | dynbuf_text &operator << (sint64 i) { add (sint64 (i)); return *this; } |
192 | dynbuf_text &operator << (sint64 i) { add (sint64 (i)); return *this; } |
| 192 | dynbuf_text &operator << (uint32 i) { add (sint64 (i)); return *this; } |
193 | dynbuf_text &operator << (uint32 i) { add (sint64 (i)); return *this; } |
| 193 | dynbuf_text &operator << (uint64 i) { add (sint64 (i)); return *this; } |
194 | dynbuf_text &operator << (uint64 i) { add (sint64 (i)); return *this; } |
| 194 | |
195 | |
| 195 | void printf (const char *format, ...) attribute ((format (printf, 2, 3))); |
196 | void printf (const char *format, ...) ecb_attribute ((format (printf, 2, 3))); |
| 196 | void vprintf (const char *format, va_list ap); |
197 | void vprintf (const char *format, va_list ap); |
| 197 | |
198 | |
| 198 | void add_abilities (const char *name, uint32 abilities); |
199 | void add_abilities (const char *name, uint32 abilities); |
| 199 | void add_paths (const char *name, uint32 paths); |
200 | void add_paths (const char *name, uint32 paths); |
| 200 | |
201 | |
