#ifndef NETORDER_H #define NETORDER_H #include "sysfuncs.h" /* [RPAP - Feb 97: WIN32 Port] */ #ifdef __WIN32__ #include "win32in.h" #else # include #endif #ifndef WORDS_BIGENDIAN /* double */ #define HTOND(d) \ do { \ mg_u_long tmph, tmpl; \ memcpy ((void *) &tmph, (const void *) &d, sizeof(double) >> 1); \ memcpy ((void *) &tmpl, (const void *) ((unsigned char*) &d + (sizeof(double) >> 1)), sizeof (double) >> 1); \ tmph = htonl (tmph); \ tmpl = htonl (tmpl); \ memcpy ( (void *) &d, (const void *) &tmpl, sizeof (double) >> 1); \ memcpy ((void *) ((unsigned char*) &d + (sizeof(double) >> 1)), (const void *) &tmph, sizeof (double) >> 1); \ }while(0) #define NTOHD(d) \ do { \ mg_u_long tmph, tmpl; \ memcpy ((void *) &tmph, (const void *) &d, sizeof(double) >> 1); \ memcpy ((void *) &tmpl, (const void *) ((unsigned char*) &d + (sizeof(double) >> 1)), sizeof (double) >> 1); \ tmph = ntohl (tmph); \ tmpl = ntohl (tmpl); \ memcpy((void *) &d, (const void *) &tmpl, sizeof (double) >> 1); \ memcpy ((void *) ((unsigned char*) &d + (sizeof(double) >> 1)), (const void *) &tmph, sizeof (double) >> 1); \ }while(0) #define HTOND2(hd, nd) \ do { \ mg_u_long tmph, tmpl; \ memcpy ((void *) &tmph, (const void *) &hd, sizeof(double) >> 1);\ memcpy ((void *) &tmpl, (const void *) ((unsigned int) &hd + (sizeof(double) >> 1)), sizeof (double) >> 1); \ tmph = htonl (tmph); \ tmpl = htonl (tmpl); \ memcpy((void *) &nd, (const void *) &tmpl, sizeof (double) >> 1);\ memcpy ((void *) ((unsigned int) &nd + (sizeof(double) >> 1)), (void *) &tmph, sizeof (double) >> 1); \ }while(0) #define NTOHD2(nd, hd) \ do { \ mg_u_long tmph, tmpl; \ memcpy ((void *) &nd, (void *) &tmph, sizeof(double) >> 1); \ memcpy ((void *) &tmpl, (const void *) &nd + (sizeof(double) >> 1), sizeof (double) >> 1); \ tmph = ntohl (tmph); \ tmpl = ntohl (tmpl); \ memcpy((void *) &hd, (const void *) &tmpl, sizeof (double) >> 1);\ memcpy ((void *) &hd + (sizeof(double) >> 1), (const void *) &tmph, sizeof (double) >> 1); \ }while(0) /* float */ #define HTONF(f) \ do { \ mg_u_long tmp; \ memcpy ((void *) &tmp, (const void *) &(f), sizeof (float)); \ HTONUL (tmp); \ memcpy ((void *) &(f), (const void *) &tmp, sizeof (float)); \ }while(0) #define NTOHF(f) \ do { \ mg_u_long tmp; \ memcpy ((void *) &tmp, (const void *) &(f), sizeof (float)); \ NTOHUL (tmp); \ memcpy ((void *) &(f), (const void *) &tmp, sizeof (float)); \ }while(0) #define HTONF2(hf, nf) \ do { \ mg_u_long tmp; \ memcpy ((void *) &tmp, (const void *) &(hf), sizeof (float)); \ HTONUL (tmp); \ memcpy ((void *) &(nf), (const void *) &tmp, sizeof (float)); \ }while(0) #define NTOHF2(nf, hf) \ do { \ mg_u_long tmp; \ memcpy ((void *) &tmp, (const void *) &(nf), sizeof (float)); \ NTOHUL (tmp); \ memcpy ((void *) &(hf), (const void *) &tmp, sizeof (float)); \ }while(0) #ifdef __MINGW32__ static inline short reverseShort(short s) { unsigned char c1 = s & 255; unsigned char c2 = (s >> 8) & 255; return (c1 << 8) | c2; } static inline int reverseInt (int i) { unsigned char c1 = i & 255; unsigned char c2 = (i >> 8) & 255; unsigned char c3 = (i >> 16) & 255; unsigned char c4 = (i >> 24) & 255; return ((int)c1 << 24) | ((int)c2 << 16) | ((int)c3 << 8) | c4; } #define htonl(l) reverseInt(l) #define htons(s) reverseShort(s) #define ntohl(l) reverseInt(l) #define ntohs(s) reverseShort(s) #endif /* pointers */ #define HTONP(p) ((p) = (void *) htonl ((mg_u_long) p)) #define NTOHP(p) ((p) = (void *) ntohl ((mg_u_long) p)) #define HTONP2(hp, np) ((np) = (void *) htonl ((mg_u_long) hp)) #define NTOHP2(np, hp) ((hp) = (void *) ntohl ((mg_u_long) np)) /* unsigned long */ #define HTONUL(l) ((l) = htonl((l))) #define NTOHUL(l) ((l) = ntohl((l))) #define HTONUL2(hl, nl) ((nl) = htonl ((hl))) #define NTOHUL2(nl, hl) ((hl) = ntohl ((nl))) /* signed long */ #define HTONSL(l) ((l) = (mg_s_long) htonl ((mg_u_long) (l))) #define NTOHSL(l) ((l) = (mg_s_long) ntohl ((mg_u_long) (l))) #define HTONSL2(hl, nl) ((nl) = (mg_s_long) htonl ((mg_u_long) (hl))) #define NTOHSL2(nl, hl) ((hl) = (mg_s_long) ntohl ((mg_u_long) (nl))) /* unsigned int */ #define HTONUI(i) ((i) = (unsigned int) htonl ((mg_u_long) (i))) #define NTOHUI(i) ((i) = (unsigned int) ntohl ((mg_u_long) (i))) #define HTONUI2(hi, ni) ((ni) = (unsigned int) htonl ((mg_u_long) (hi))) #define NTOHUI2(ni, hi) ((hi) = (unsigned int) ntohl ((mg_u_long) (ni))) /* signed int */ #define HTONSI(i) ((i) = (int) htonl ((mg_u_long) (i))) #define NTOHSI(i) ((i) = (int) ntohl ((mg_u_long) (i))) #define HTONSI2(hi, ni) ((ni) = (int) htonl ((mg_u_long) (hi))) #define NTOHSI2(ni, hi) ((hi) = (int) ntohl ((mg_u_long) (ni))) /* unsigned short */ #define HTONUS(s) ((s) = htons((s))) #define NTOHUS(s) ((s) = ntohs((s))) #define HTONUS2(hs, ns) ((ns) = htons((hs))) #define NTOHUS2(ns, hs) ((hs) = ntohs((ns))) #else /* WORDS_BIGENDIAN */ /* double */ #define HTOND(d) (d) #define NTOHD(d) (d) #define HTOND2(hd, nd) ((hd) = (nd)) #define NTOHD2(nd, hd) ((nd) = (hd)) /* float */ #define HTONF(f) (f) #define NTOHF(f) (f) #define HTONF2(hf, nf) ((nf) = (hf)) #define NTOHF2(nf, hf) ((hf) = (nf)) /* pointers */ #define HTONP(p) (p) #define NTOHP(p) (p) #define HTONP2(hp, np) ((np) = (hp)) #define NTOHP2(np, hp) ((hp) = (np)) /* unsigned long */ #define HTONUL(l) (l) #define NTOHUL(l) (l) #define HTONUL2(hl, nl) ((nl) = (hl)) #define NTOHUL2(nl, hl) ((hl) = (nl)) /* signed long */ #define HTONSL(l) (l) #define NTOHSL(l) (l) #define HTONSL2(hl, nl) ((nl) = (hl)) #define NTOHSL2(nl, hl) ((hl) = (nl)) /* unsigned int */ #define HTONUI(i) (i) #define NTOHUI(i) (i) #define HTONUI2(hi, ni) ((ni) = (hi)) #define NTOHUI2(ni, hi) ((hi) = (ni)) /* signed int */ #define HTONSI(i) (i) #define NTOHSI(i) (i) #define HTONSI2(hi, ni) ((ni) = (hi)) #define NTOHSI2(ni, hi) ((hi) = (ni)) /* unsigned short */ #define HTONUS(s) (s) #define NTOHUS(s) (s) #define HTONUS2(hs, ns) ((ns) = (hs)) #define NTOHUS2(ns, hs) ((hs) = (ns)) #endif #endif /* netorder.h */