1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
|
/*****************************************************************************
(c) Cambridge Silicon Radio Limited 2010
All rights reserved and confidential information of CSR
Refer to LICENSE.txt included with this source for details
on the license terms.
*****************************************************************************/
#include <linux/kernel.h>
#include <linux/module.h>
#include <stdarg.h>
#include "csr_pmem.h"
#include "csr_util.h"
/*------------------------------------------------------------------*/
/* Base conversion */
/*------------------------------------------------------------------*/
/* Convert signed 32 bit (or less) integer to string */
void CsrUInt16ToHex(u16 number, char *str)
{
u16 index;
u16 currentValue;
for (index = 0; index < 4; index++)
{
currentValue = (u16) (number & 0x000F);
number >>= 4;
str[3 - index] = (char) (currentValue > 9 ? currentValue + 55 : currentValue + '0');
}
str[4] = '\0';
}
/*------------------------------------------------------------------*/
/* String */
/*------------------------------------------------------------------*/
#ifndef CSR_USE_STDC_LIB
void *CsrMemCpy(void *dest, const void *src, size_t count)
{
return memcpy(dest, src, count);
}
EXPORT_SYMBOL_GPL(CsrMemCpy);
void *CsrMemSet(void *dest, u8 c, size_t count)
{
return memset(dest, c, count);
}
EXPORT_SYMBOL_GPL(CsrMemSet);
void *CsrMemMove(void *dest, const void *src, size_t count)
{
return memmove(dest, src, count);
}
EXPORT_SYMBOL_GPL(CsrMemMove);
s32 CsrMemCmp(const void *buf1, const void *buf2, size_t count)
{
return memcmp(buf1, buf2, count);
}
EXPORT_SYMBOL_GPL(CsrMemCmp);
#endif
#ifndef CSR_USE_STDC_LIB
char *CsrStrCpy(char *dest, const char *src)
{
return strcpy(dest, src);
}
char *CsrStrNCpy(char *dest, const char *src, size_t count)
{
return strncpy(dest, src, count);
}
size_t CsrStrLen(const char *string)
{
return strlen(string);
}
EXPORT_SYMBOL_GPL(CsrStrLen);
s32 CsrStrCmp(const char *string1, const char *string2)
{
return strcmp(string1, string2);
}
s32 CsrStrNCmp(const char *string1, const char *string2, size_t count)
{
return strncmp(string1, string2, count);
}
char *CsrStrChr(const char *string, char c)
{
return strchr(string, c);
}
#endif
s32 CsrVsnprintf(char *string, size_t count, const char *format, va_list args)
{
return vsnprintf(string, count, format, args);
}
EXPORT_SYMBOL_GPL(CsrVsnprintf);
char *CsrStrDup(const char *string)
{
char *copy;
u32 len;
copy = NULL;
if (string != NULL)
{
len = CsrStrLen(string) + 1;
copy = CsrPmemAlloc(len);
CsrMemCpy(copy, string, len);
}
return copy;
}
MODULE_DESCRIPTION("CSR Operating System Kernel Abstraction");
MODULE_AUTHOR("Cambridge Silicon Radio Ltd.");
MODULE_LICENSE("GPL and additional rights");
|
