X-Git-Url: http://git.joshuawise.com/netwatch.git/blobdiff_plain/7bb29d226d3215ce817bc123225adf48183923c1..923ea2c2cd9df7f02ddcfd8c543f63b76be44660:/lib/minilib.c diff --git a/lib/minilib.c b/lib/minilib.c index 48d7948..e90f7af 100644 --- a/lib/minilib.c +++ b/lib/minilib.c @@ -3,12 +3,19 @@ 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; @@ -43,6 +50,16 @@ int strcmp (const char *a2, const char *a1) { } } +int strncmp (const char *a2, const char *a1, int n) { + while (n--) { + if (*a2 != *a1) return 1; + if (*a2 == 0) return 0; + a1++; + a2++; + } + return 0; +} + int strlen(const char *c) { int l = 0; @@ -81,3 +98,16 @@ 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); +}