From fccd01bd0fba297531595b51ffb8db044ed6f22c Mon Sep 17 00:00:00 2001 From: Ben Longbons Date: Mon, 12 May 2014 18:13:28 -0700 Subject: split out the horrible unchecked buffer accessors --- src/net/socket.hpp | 236 ----------------------------------------------------- 1 file changed, 236 deletions(-) (limited to 'src/net/socket.hpp') diff --git a/src/net/socket.hpp b/src/net/socket.hpp index 94198f6..aff8278 100644 --- a/src/net/socket.hpp +++ b/src/net/socket.hpp @@ -173,253 +173,17 @@ void do_sendrecv(interval_t next); /// Call the parser function for every socket that has read data void do_parsepacket(void); -template -uint8_t *pod_addressof_m(T& structure) -{ - static_assert(is_trivially_copyable::value, "Can only byte-copy POD-ish structs"); - return &reinterpret_cast(structure); -} - -template -const uint8_t *pod_addressof_c(const T& structure) -{ - static_assert(is_trivially_copyable::value, "Can only byte-copy POD-ish structs"); - return &reinterpret_cast(structure); -} - - /// Check how much can be read inline size_t RFIFOREST(Session *s) { return s->rdata_size - s->rdata_pos; } -/// Read from the queue -inline -const void *RFIFOP(Session *s, size_t pos) -{ - return &s->rdata[s->rdata_pos + pos]; -} -inline -uint8_t RFIFOB(Session *s, size_t pos) -{ - return *static_cast(RFIFOP(s, pos)); -} -inline -uint16_t RFIFOW(Session *s, size_t pos) -{ - return *static_cast(RFIFOP(s, pos)); -} -inline -uint32_t RFIFOL(Session *s, size_t pos) -{ - return *static_cast(RFIFOP(s, pos)); -} -template -void RFIFO_STRUCT(Session *s, size_t pos, T& structure) -{ - really_memcpy(pod_addressof_m(structure), static_cast(RFIFOP(s, pos)), sizeof(T)); -} -inline -IP4Address RFIFOIP(Session *s, size_t pos) -{ - IP4Address o; - RFIFO_STRUCT(s, pos, o); - return o; -} -template -inline -VString RFIFO_STRING(Session *s, size_t pos) -{ - const char *const begin = static_cast(RFIFOP(s, pos)); - const char *const end = begin + len-1; - const char *const mid = std::find(begin, end, '\0'); - return XString(begin, mid, nullptr); -} -inline -AString RFIFO_STRING(Session *s, size_t pos, size_t len) -{ - const char *const begin = static_cast(RFIFOP(s, pos)); - const char *const end = begin + len; - const char *const mid = std::find(begin, end, '\0'); - return XString(begin, mid, nullptr); -} -inline -void RFIFO_BUF_CLONE(Session *s, uint8_t *buf, size_t len) -{ - really_memcpy(buf, static_cast(RFIFOP(s, 0)), len); -} /// Done reading void RFIFOSKIP(Session *s, size_t len); -/// Read from an arbitrary buffer -inline -const void *RBUFP(const uint8_t *p, size_t pos) -{ - return p + pos; -} -inline -uint8_t RBUFB(const uint8_t *p, size_t pos) -{ - return *static_cast(RBUFP(p, pos)); -} -inline -uint16_t RBUFW(const uint8_t *p, size_t pos) -{ - return *static_cast(RBUFP(p, pos)); -} -inline -uint32_t RBUFL(const uint8_t *p, size_t pos) -{ - return *static_cast(RBUFP(p, pos)); -} -template -void RBUF_STRUCT(const uint8_t *p, size_t pos, T& structure) -{ - really_memcpy(pod_addressof_m(structure), p + pos, sizeof(T)); -} -inline -IP4Address RBUFIP(const uint8_t *p, size_t pos) -{ - IP4Address o; - RBUF_STRUCT(p, pos, o); - return o; -} -template -inline -VString RBUF_STRING(const uint8_t *p, size_t pos) -{ - const char *const begin = static_cast(RBUFP(p, pos)); - const char *const end = begin + len-1; - const char *const mid = std::find(begin, end, '\0'); - return XString(begin, mid, nullptr); -} -inline -AString RBUF_STRING(const uint8_t *p, size_t pos, size_t len) -{ - const char *const begin = static_cast(RBUFP(p, pos)); - const char *const end = begin + len; - const char *const mid = std::find(begin, end, '\0'); - return XString(begin, mid, nullptr); -} - - -/// Unused - check how much data can be written -// the existence of this seems scary -inline -size_t WFIFOSPACE(Session *s) -{ - return s->max_wdata - s->wdata_size; -} -/// Write to the queue -inline -void *WFIFOP(Session *s, size_t pos) -{ - return &s->wdata[s->wdata_size + pos]; -} -inline -uint8_t& WFIFOB(Session *s, size_t pos) -{ - return *static_cast(WFIFOP(s, pos)); -} -inline -uint16_t& WFIFOW(Session *s, size_t pos) -{ - return *static_cast(WFIFOP(s, pos)); -} -inline -uint32_t& WFIFOL(Session *s, size_t pos) -{ - return *static_cast(WFIFOP(s, pos)); -} -template -void WFIFO_STRUCT(Session *s, size_t pos, T& structure) -{ - really_memcpy(static_cast(WFIFOP(s, pos)), pod_addressof_c(structure), sizeof(T)); -} -inline -IP4Address& WFIFOIP(Session *s, size_t pos) -{ - static_assert(is_trivially_copyable::value, "That was the whole point"); - return *static_cast(WFIFOP(s, pos)); -} -inline -void WFIFO_STRING(Session *s, size_t pos, XString str, size_t len) -{ - char *const begin = static_cast(WFIFOP(s, pos)); - char *const end = begin + len; - char *const mid = std::copy(str.begin(), str.end(), begin); - std::fill(mid, end, '\0'); -} -inline -void WFIFO_ZERO(Session *s, size_t pos, size_t len) -{ - uint8_t *b = static_cast(WFIFOP(s, pos)); - uint8_t *e = b + len; - std::fill(b, e, '\0'); -} -inline -void WFIFO_BUF_CLONE(Session *s, const uint8_t *buf, size_t len) -{ - really_memcpy(static_cast(WFIFOP(s, 0)), buf, len); -} - /// Finish writing void WFIFOSET(Session *s, size_t len); -/// Write to an arbitrary buffer -inline -void *WBUFP(uint8_t *p, size_t pos) -{ - return p + pos; -} -inline -uint8_t& WBUFB(uint8_t *p, size_t pos) -{ - return *static_cast(WBUFP(p, pos)); -} -inline -uint16_t& WBUFW(uint8_t *p, size_t pos) -{ - return *static_cast(WBUFP(p, pos)); -} -inline -uint32_t& WBUFL(uint8_t *p, size_t pos) -{ - return *static_cast(WBUFP(p, pos)); -} -template -void WBUF_STRUCT(uint8_t *p, size_t pos, T& structure) -{ - really_memcpy(p + pos, pod_addressof_c(structure), sizeof(T)); -} -inline -IP4Address& WBUFIP(uint8_t *p, size_t pos) -{ - return *static_cast(WBUFP(p, pos)); -} -inline -void WBUF_STRING(uint8_t *p, size_t pos, XString s, size_t len) -{ - char *const begin = static_cast(WBUFP(p, pos)); - char *const end = begin + len; - char *const mid = std::copy(s.begin(), s.end(), begin); - std::fill(mid, end, '\0'); -} -inline -void WBUF_ZERO(uint8_t *p, size_t pos, size_t len) -{ - uint8_t *b = static_cast(WBUFP(p, pos)); - uint8_t *e = b + len; - std::fill(b, e, '\0'); -} - -inline -void RFIFO_WFIFO_CLONE(Session *rs, Session *ws, size_t len) -{ - really_memcpy(static_cast(WFIFOP(ws, 0)), - static_cast(RFIFOP(rs, 0)), len); -} - #endif // TMWA_NET_SOCKET_HPP -- cgit v1.2.3-60-g2f50