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Rev 1653 | Rev 1719 | ||
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Line 42... | Line 42... | ||
42 | /* Dummy implementation of mem/ functions */ |
42 | /* Dummy implementation of mem/ functions */ |
43 | 43 | ||
44 | void * memset(void *s, int c, size_t n) |
44 | void *memset(void *s, int c, size_t n) |
45 | { |
45 | { |
46 | char *os = s; |
46 | char *os = s; |
- | 47 | ||
47 | while (n--) |
48 | while (n--) |
48 | *(os++) = c; |
49 | *(os++) = c; |
- | 50 | ||
49 | return s; |
51 | return s; |
50 | } |
52 | } |
51 | 53 | ||
- | 54 | struct along { |
|
- | 55 | unsigned long n; |
|
52 | struct along {unsigned long n; } __attribute__ ((packed)); |
56 | } __attribute__ ((packed)); |
53 | 57 | ||
54 | static void * unaligned_memcpy(void *dst, const void *src, size_t n) |
58 | static void *unaligned_memcpy(void *dst, const void *src, size_t n) |
55 | { |
59 | { |
56 | int i, j; |
60 | int i, j; |
57 | struct along *adst = dst; |
61 | struct along *adst = dst; |
Line 88... | Line 92... | ||
88 | 92 | ||
89 | if (src > dst) |
93 | if (src > dst) |
90 | return memcpy(dst, src, n); |
94 | return memcpy(dst, src, n); |
91 | 95 | ||
92 | for (j = (n%sizeof(unsigned long))-1; j >= 0; j--) |
96 | for (j = (n % sizeof(unsigned long)) - 1; j >= 0; j--) |
93 | ((unsigned char *)(((unsigned long *) dst) + i))[j] = ((unsigned char *)(((unsigned long *) src) + i))[j]; |
97 | ((unsigned char *) ((unsigned long *) dst))[j] = ((unsigned char *) ((unsigned long *) src))[j]; |
94 | 98 | ||
95 | for (i = n/sizeof(unsigned long)-1; i >=0 ; i--) |
99 | for (i = n / sizeof(unsigned long) - 1; i >=0 ; i--) |
96 | ((unsigned long *) dst)[i] = ((unsigned long *) src)[i]; |
100 | ((unsigned long *) dst)[i] = ((unsigned long *) src)[i]; |
97 | 101 | ||
98 | return (char *)src; |
102 | return (char *) src; |
Line 105... | Line 109... | ||
105 | */ |
109 | */ |
106 | size_t strlen(const char *str) |
110 | size_t strlen(const char *str) |
107 | { |
111 | { |
108 | size_t counter = 0; |
112 | size_t counter = 0; |
109 | 113 | ||
110 | while (str[counter] != 0) { |
114 | while (str[counter] != 0) |
111 | counter++; |
115 | counter++; |
112 | } |
- | |
113 | 116 | ||
114 | return counter; |
117 | return counter; |
115 | } |
118 | } |
116 | 119 | ||
117 | int strcmp(const char *a,const char *b) |
120 | int strcmp(const char *a, const char *b) |
118 | { |
121 | { |
119 | int c=0; |
122 | int c = 0; |
120 | 123 | ||
121 | while(a[c]&&b[c]&&(!(a[c]-b[c]))) c++; |
124 | while (a[c] && b[c] && (!(a[c] - b[c]))) |
- | 125 | c++; |
|
122 | 126 | ||
123 | return a[c]-b[c]; |
127 | return (a[c] - b[c]); |
124 | 128 | ||
125 | } |
129 | } |
126 | 130 | ||
127 | 131 | ||
128 | - | ||
129 | /** Return pointer to the first occurence of character c in string |
132 | /** Return pointer to the first occurence of character c in string |
130 | * @param str scanned string |
133 | * @param str scanned string |
131 | * @param c searched character (taken as one byte) |
134 | * @param c searched character (taken as one byte) |
132 | * @return pointer to the matched character or NULL if it is not found in given string. |
135 | * @return pointer to the matched character or NULL if it is not found in given string. |
133 | */ |
136 | */ |
Line 295... | Line 298... | ||
295 | return (sgn?-number:number); |
298 | return (sgn ? -number : number); |
296 | } |
299 | } |
297 | 300 | ||
298 | char *strcpy(char *dest, const char *src) |
301 | char *strcpy(char *dest, const char *src) |
299 | { |
302 | { |
- | 303 | char *orig = dest; |
|
- | 304 | ||
300 | while (*(dest++) = *(src++)) |
305 | while ((*(dest++) = *(src++))); |
301 | ; |
306 | return orig; |
302 | } |
307 | } |
303 | 308 | ||
304 | char *strncpy(char *dest, const char *src, size_t n) |
309 | char *strncpy(char *dest, const char *src, size_t n) |
305 | { |
310 | { |
- | 311 | char *orig = dest; |
|
- | 312 | ||
306 | while ((*(dest++) = *(src++)) && --n) |
313 | while ((*(dest++) = *(src++)) && --n); |
307 | ; |
314 | return orig; |
308 | } |
315 | } |
309 | 316 | ||
310 | 317 | ||
311 | /** @} |
318 | /** @} |
312 | */ |
319 | */ |
313 | - | ||
314 | - |