Mercurial > hg > dmlib

comparison tools/lib64gfx.c @ 1645:262300a0359b

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Add helper functions dmReverse{Get,Put}Byte().
author Matti Hamalainen <ccr@tnsp.org>
date Wed, 30 May 2018 00:57:21 +0300
parents 9d9a0e852b3d
children 948d6fda722d
comparison
equal deleted inserted replaced
1644:9d9a0e852b3d 1645:262300a0359b
95 if (op->bank > nbanks) 95 if (op->bank > nbanks)
96 nbanks = op->bank; 96 nbanks = op->bank;
97 } 97 }
98 98
99 return nbanks + 1; 99 return nbanks + 1;
100 }
101
102
103 BOOL dmReverseGetByte(const Uint8 *buf, size_t *offs, Uint8 *data)
104 {
105 if (*offs > 0)
106 {
107 *data = buf[--(*offs)];
108 return TRUE;
109 }
110 else
111 return FALSE;
112 }
113
114
115 BOOL dmReversePutByte(Uint8 *buf, size_t *offs, const Uint8 data)
116 {
117 if (*offs > 0)
118 {
119 buf[--(*offs)] = data;
120 return TRUE;
121 }
122 else
123 return FALSE;
100 } 124 }
101 125
102 126
103 int dmC64MemBlockAlloc(DMC64MemBlock *blk, const size_t size) 127 int dmC64MemBlockAlloc(DMC64MemBlock *blk, const size_t size)
104 { 128 {