X-Git-Url: http://git.joshuawise.com/netwatch.git/blobdiff_plain/d24901e6cc51d80d30e074eba9fdb3b64d938dc2..722e5aea4f6704ee7a3e7779c5326c157a98195b:/lib/minilib.c?ds=sidebyside diff --git a/lib/minilib.c b/lib/minilib.c index 595341e..c1d36b6 100644 --- a/lib/minilib.c +++ b/lib/minilib.c @@ -1,14 +1,21 @@ #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++); } +void memset(void *dest, int data, int bytes) +{ + unsigned char *cdest = dest; + while (bytes--) + *(cdest++) = (unsigned char)data; +} + void memmove(void *dest, void *src, int bytes) { char * cdest = dest; @@ -43,7 +50,7 @@ int strcmp (const char *a2, const char *a1) { } } -int strlen(char *c) +int strlen(const char *c) { int l = 0; while (*(c++)) @@ -58,7 +65,7 @@ void strcpy(char *a2, const char *a1) } while (*(a1++)); } -void puts(char *c) +void puts(const char *c) { putbytes(c, strlen(c)); } @@ -81,3 +88,16 @@ void puthex(unsigned long l) tohex(d, l); puts(d); } + +unsigned short htons(unsigned short in) +{ + return (in >> 8) | (in << 8); +} + +unsigned int htonl(unsigned int in) +{ + return ((in & 0xff) << 24) | + ((in & 0xff00) << 8) | + ((in & 0xff0000UL) >> 8) | + ((in & 0xff000000UL) >> 24); +}