X-Git-Url: http://git.joshuawise.com/netwatch.git/blobdiff_plain/d24901e6cc51d80d30e074eba9fdb3b64d938dc2..46486ad5520048346dc360fb8f224bdd4aea74ef:/lib/minilib.c diff --git a/lib/minilib.c b/lib/minilib.c index 595341e..677c77a 100644 --- a/lib/minilib.c +++ b/lib/minilib.c @@ -1,10 +1,10 @@ #include "console.h" #include -void memcpy(void *dest, void *src, int bytes) +void memcpy(void *dest, const void *src, int bytes) { - char * cdest = dest; - char * csrc = src; + char *cdest = dest; + const char *csrc = src; while (bytes--) *(cdest++) = *(csrc++); } @@ -43,7 +43,7 @@ int strcmp (const char *a2, const char *a1) { } } -int strlen(char *c) +int strlen(const char *c) { int l = 0; while (*(c++)) @@ -58,7 +58,7 @@ void strcpy(char *a2, const char *a1) } while (*(a1++)); } -void puts(char *c) +void puts(const char *c) { putbytes(c, strlen(c)); } @@ -81,3 +81,8 @@ void puthex(unsigned long l) tohex(d, l); puts(d); } + +unsigned short htons(unsigned short in) +{ + return (in >> 8) | (in << 8); +}