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1 | /* |
1 | /* |
2 | * Copyright (C) 2005 Jakub Jermar |
2 | * Copyright (C) 2005 Jakub Jermar |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup generic |
29 | /** @addtogroup generic |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | */ |
33 | */ |
34 | 34 | ||
35 | 35 | ||
36 | /* |
36 | /* |
37 | * Variable argument list manipulation macros |
37 | * Variable argument list manipulation macros |
38 | * for architectures using stack to pass arguments. |
38 | * for architectures using stack to pass arguments. |
39 | */ |
39 | */ |
40 | 40 | ||
41 | #ifndef __STACKARG_H__ |
41 | #ifndef __STACKARG_H__ |
42 | #define __STACKARG_H__ |
42 | #define __STACKARG_H__ |
43 | 43 | ||
44 | #include <arch/types.h> |
44 | #include <arch/types.h> |
45 | 45 | ||
46 | typedef struct va_list { |
46 | typedef struct va_list { |
47 | int pos; |
47 | int pos; |
48 | __u8 *last; |
48 | __u8 *last; |
49 | } va_list; |
49 | } va_list; |
50 | 50 | ||
51 | #define va_start(ap, lst) \ |
51 | #define va_start(ap, lst) \ |
52 | (ap).pos = sizeof(lst); \ |
52 | (ap).pos = sizeof(lst); \ |
53 | (ap).last = (__u8 *) &(lst) |
53 | (ap).last = (__u8 *) &(lst) |
54 | 54 | ||
55 | #define va_arg(ap, type) \ |
55 | #define va_arg(ap, type) \ |
56 | (*((type *)((ap).last + ((ap).pos += sizeof(type) ) - sizeof(type)))) |
56 | (*((type *)((ap).last + ((ap).pos += sizeof(type) ) - sizeof(type)))) |
57 | 57 | ||
58 | #define va_copy(dst,src) dst=src |
58 | #define va_copy(dst,src) dst=src |
59 | #define va_end(ap) |
59 | #define va_end(ap) |
60 | 60 | ||
61 | 61 | ||
62 | #endif |
62 | #endif |
63 | 63 | ||
64 | /** @} |
64 | /** @} |
65 | */ |
65 | */ |
66 | 66 | ||
67 | 67 |