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author | Alex AUVOLAT <alexis211@gmail.com> | 2012-05-19 11:45:49 +0200 |
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committer | Alex AUVOLAT <alexis211@gmail.com> | 2012-05-19 11:45:49 +0200 |
commit | 499ca6c243b05da176a2d4bd9a2317f0b28afc7f (patch) | |
tree | f55ff788632b017ab8de83b71ad02b0998e1dda5 /src/user/lib/std/string.c | |
parent | 7b466345af0d3a7dc5622617ce443a90c64e34a4 (diff) | |
download | TCE-499ca6c243b05da176a2d4bd9a2317f0b28afc7f.tar.gz TCE-499ca6c243b05da176a2d4bd9a2317f0b28afc7f.zip |
Introducing FWIK, the userland C++ framework. Far from complete.
Diffstat (limited to 'src/user/lib/std/string.c')
-rw-r--r-- | src/user/lib/std/string.c | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/src/user/lib/std/string.c b/src/user/lib/std/string.c deleted file mode 100644 index 21dbd03..0000000 --- a/src/user/lib/std/string.c +++ /dev/null @@ -1,80 +0,0 @@ -#include <string.h> - -int strlen(const char *str) { - int i = 0; - while (str[i++]); - return i-1; -} - -char *strchr(const char *str, int c) { - while (*str) { - if (*str == c) return (char*)str; - str++; - } - return NULL; -} - -char *strcpy(char *dest, const char *src) { - memcpy(dest, src, strlen(src) + 1); - return (char*)src; -} - -char *strdup(const char *src) { - char* ret = (char*)malloc(strlen(src) + 1); - if (ret == NULL) return ret; - strcpy(ret, src); - return ret; -} - -char *strcat(char *dest, const char *src) { - char *dest2 = dest; - dest2 += strlen(dest) - 1; - while (*src) { - *dest2 = *src; - src++; - dest2++; - } - *dest2 = 0; - return dest; -} - -int strcmp(const char *s1, const char *s2) { - while ((*s1) && (*s1 == *s2)) { - s1++; - s2++; - } - return (* (unsigned char*)s1 - *(unsigned char*)s2); -} - -void *memcpy(void *vd, const void *vs, int count) { - uint8_t *dest = (uint8_t*)vd, *src = (uint8_t*)vs; - int f = count % 4, n = count / 4, i; - const uint32_t* s = (uint32_t*)src; - uint32_t* d = (uint32_t*)dest; - for (i = 0; i < n; i++) { - d[i] = s[i]; - } - if (f != 0) { - for (i = count - f; i < count; i++) { - dest[i] = src[i]; - } - } - return vd; -} - -void *memset(void *dest, int val, int count) { - uint8_t *dest_c = (uint8_t*)dest; - int i; - for (i = 0; i < count; i++) { - dest_c[i] = val; - } - return dest; -} - -uint16_t *memsetw(uint16_t *dest, uint16_t val, int count) { - int i; - for (i = 0; i < count; i++) { - dest[i] = val; - } - return dest; -} |