Rev 1653 | Show entire file | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed
| Rev 1653 | Rev 1719 | ||
|---|---|---|---|
| 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 | - | ||