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Merge branch 'unstable' of git://github.com/diegonehab/luasocket into moteus-lua52

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moteus 2013-05-28 14:06:18 +04:00
commit 5167ddaf49
13 changed files with 435 additions and 166 deletions
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12
.gitignore vendored
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@ -1,4 +1,16 @@
*.o
*.so
*.so.*
*.obj
*.lib
*.dll*
*.user
*.sdf
Lua.props
Debug
Release
*.manifest
*.swp
*.suo
x64

28
Lua51.props Normal file
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28
Lua52.props Normal file
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54
mime.vcxproj
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@ -21,6 +21,19 @@
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16
mime.vcxproj.filters Normal file
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133
socket.vcxproj
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@ -32,6 +32,98 @@
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<MinimalRebuild>true</MinimalRebuild>
<BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
@ -113,11 +209,12 @@
<PrecompiledHeader />
<WarningLevel>Level3</WarningLevel>
<DebugInformationFormat>EditAndContinue</DebugInformationFormat>
<ProgramDataBaseFileName>$(IntDir)$(TargetName)$(PlatformToolsetVersion).pdb</ProgramDataBaseFileName>
</ClCompile>
<Link>
<AdditionalDependencies>lualib.lib;ws2_32.lib;%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalDependencies>$(LUALIB);ws2_32.lib;%(AdditionalDependencies)</AdditionalDependencies>
<OutputFile>$(OutDir)$(TargetName).dll</OutputFile>
<AdditionalLibraryDirectories>..\bin\$(Configuration);%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
<AdditionalLibraryDirectories>$(LUALIB_PATH)$(Configuration);%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
<GenerateDebugInformation>true</GenerateDebugInformation>
<ProgramDatabaseFile>$(OutDir)mime.pdb</ProgramDatabaseFile>
<SubSystem>Windows</SubSystem>
@ -125,12 +222,13 @@
<DataExecutionPrevention />
<ImportLibrary>$(OutDir)$(TargetName).lib</ImportLibrary>
<TargetMachine>MachineX86</TargetMachine>
<ImageHasSafeExceptionHandlers>false</ImageHasSafeExceptionHandlers>
</Link>
</ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
<ClCompile>
<Optimization>Disabled</Optimization>
<AdditionalIncludeDirectories>..\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
<AdditionalIncludeDirectories>$(LUAINC_PATH);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
<PreprocessorDefinitions>WIN32;_DEBUG;_WINDOWS;_USRDLL;LUASOCKET_API=__declspec(dllexport);_CRT_SECURE_NO_WARNINGS;LUA_COMPAT_MODULE;LUASOCKET_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
<BasicRuntimeChecks>EnableFastChecks</BasicRuntimeChecks>
<RuntimeLibrary>MultiThreadedDebugDLL</RuntimeLibrary>
@ -138,11 +236,12 @@
</PrecompiledHeader>
<WarningLevel>Level3</WarningLevel>
<DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
<ProgramDataBaseFileName>$(IntDir)$(TargetName)$(PlatformToolsetVersion).pdb</ProgramDataBaseFileName>
</ClCompile>
<Link>
<AdditionalDependencies>lualib.lib;ws2_32.lib;%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalDependencies>$(LUALIB);ws2_32.lib;%(AdditionalDependencies)</AdditionalDependencies>
<OutputFile>$(OutDir)$(TargetName).dll</OutputFile>
<AdditionalLibraryDirectories>..\bin\$(Platform)\$(Configuration);%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
<AdditionalLibraryDirectories>$(LUALIB_PATH)$(Platform)\$(Configuration);%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
<GenerateDebugInformation>true</GenerateDebugInformation>
<ProgramDatabaseFile>$(OutDir)mime.pdb</ProgramDatabaseFile>
<SubSystem>Windows</SubSystem>
@ -154,17 +253,18 @@
</ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
<ClCompile>
<AdditionalIncludeDirectories>..\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
<AdditionalIncludeDirectories>$(LUAINC_PATH);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
<PreprocessorDefinitions>WIN32;NDEBUG;_WINDOWS;_USRDLL;LUASOCKET_API=__declspec(dllexport);_CRT_SECURE_NO_WARNINGS;LUA_COMPAT_MODULE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
<RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
<PrecompiledHeader />
<WarningLevel>Level4</WarningLevel>
<DebugInformationFormat />
<ProgramDataBaseFileName>$(IntDir)$(TargetName)$(PlatformToolsetVersion).pdb</ProgramDataBaseFileName>
</ClCompile>
<Link>
<AdditionalDependencies>lualib.lib;ws2_32.lib;%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalDependencies>$(LUALIB);ws2_32.lib;%(AdditionalDependencies)</AdditionalDependencies>
<OutputFile>$(OutDir)$(TargetName).dll</OutputFile>
<AdditionalLibraryDirectories>..\bin\$(Configuration);%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
<AdditionalLibraryDirectories>$(LUALIB_PATH)$(Configuration);%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
<GenerateDebugInformation>true</GenerateDebugInformation>
<SubSystem>Windows</SubSystem>
<OptimizeReferences>true</OptimizeReferences>
@ -177,7 +277,7 @@
</ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
<ClCompile>
<AdditionalIncludeDirectories>..\include;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
<AdditionalIncludeDirectories>$(LUAINC_PATH);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
<PreprocessorDefinitions>WIN32;NDEBUG;_WINDOWS;_USRDLL;LUASOCKET_API=__declspec(dllexport);_CRT_SECURE_NO_WARNINGS;LUA_COMPAT_MODULE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
<RuntimeLibrary>MultiThreadedDLL</RuntimeLibrary>
<PrecompiledHeader>
@ -185,11 +285,12 @@
<WarningLevel>Level4</WarningLevel>
<DebugInformationFormat>
</DebugInformationFormat>
<ProgramDataBaseFileName>$(IntDir)$(TargetName)$(PlatformToolsetVersion).pdb</ProgramDataBaseFileName>
</ClCompile>
<Link>
<AdditionalDependencies>lualib.lib;ws2_32.lib;%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalDependencies>$(LUALIB);ws2_32.lib;%(AdditionalDependencies)</AdditionalDependencies>
<OutputFile>$(OutDir)$(TargetName).dll</OutputFile>
<AdditionalLibraryDirectories>..\bin\$(Platform)\$(Configuration);%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
<AdditionalLibraryDirectories>$(LUALIB_PATH)$(Platform)\$(Configuration);%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
<GenerateDebugInformation>true</GenerateDebugInformation>
<SubSystem>Windows</SubSystem>
<OptimizeReferences>true</OptimizeReferences>

51
socket.vcxproj.filters Normal file
View File

@ -0,0 +1,51 @@
<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ItemGroup>
<ClCompile Include="src\auxiliar.c" />
<ClCompile Include="src\buffer.c" />
<ClCompile Include="src\except.c" />
<ClCompile Include="src\inet.c" />
<ClCompile Include="src\io.c" />
<ClCompile Include="src\luasocket.c" />
<ClCompile Include="src\options.c" />
<ClCompile Include="src\select.c" />
<ClCompile Include="src\tcp.c" />
<ClCompile Include="src\timeout.c" />
<ClCompile Include="src\udp.c" />
<ClCompile Include="src\wsocket.c" />
</ItemGroup>
<ItemGroup>
<CustomBuild Include="src\ltn12.lua">
<Filter>cdir</Filter>
</CustomBuild>
<CustomBuild Include="src\socket.lua">
<Filter>cdir</Filter>
</CustomBuild>
<CustomBuild Include="src\ftp.lua">
<Filter>ldir</Filter>
</CustomBuild>
<CustomBuild Include="src\headers.lua">
<Filter>ldir</Filter>
</CustomBuild>
<CustomBuild Include="src\http.lua">
<Filter>ldir</Filter>
</CustomBuild>
<CustomBuild Include="src\smtp.lua">
<Filter>ldir</Filter>
</CustomBuild>
<CustomBuild Include="src\tp.lua">
<Filter>ldir</Filter>
</CustomBuild>
<CustomBuild Include="src\url.lua">
<Filter>ldir</Filter>
</CustomBuild>
</ItemGroup>
<ItemGroup>
<Filter Include="cdir">
<UniqueIdentifier>{b053460d-5439-4e3a-a2eb-c31a95b5691f}</UniqueIdentifier>
</Filter>
<Filter Include="ldir">
<UniqueIdentifier>{b301b82c-37cb-4e05-9333-194e92ed7a62}</UniqueIdentifier>
</Filter>
</ItemGroup>
</Project>

78
src/inet.c
View File

@ -79,24 +79,22 @@ static int inet_global_tohostname(lua_State *L) {
}
static int inet_global_getnameinfo(lua_State *L) {
char hbuf[NI_MAXHOST];
char sbuf[NI_MAXSERV];
int i, ret;
char host[1024];
char serv[32];
struct addrinfo hints;
struct addrinfo *resolved, *iter;
const char *node = luaL_optstring(L, 1, NULL);
const char *service = luaL_optstring(L, 2, NULL);
const char *host = luaL_optstring(L, 1, NULL);
const char *serv = luaL_optstring(L, 2, NULL);
if (!(node || service))
luaL_error(L, "You have to specify a hostname, a service, or both");
if (!(host || serv))
luaL_error(L, "host and serv cannot be both nil");
memset(&hints, 0, sizeof(hints));
hints.ai_socktype = SOCK_STREAM;
hints.ai_family = PF_UNSPEC;
/* getaddrinfo must get a node and a service argument */
ret = getaddrinfo(node ? node : "127.0.0.1", service ? service : "7",
&hints, &resolved);
ret = getaddrinfo(host, serv, &hints, &resolved);
if (ret != 0) {
lua_pushnil(L);
lua_pushstring(L, socket_gaistrerror(ret));
@ -105,19 +103,19 @@ static int inet_global_getnameinfo(lua_State *L) {
lua_newtable(L);
for (i = 1, iter = resolved; iter; i++, iter = iter->ai_next) {
getnameinfo(iter->ai_addr, (socklen_t) iter->ai_addrlen, host,
node ? (socklen_t) sizeof(host) : 0, serv, service ? (socklen_t) sizeof(serv) : 0, 0);
if (node) {
getnameinfo(iter->ai_addr, (socklen_t) iter->ai_addrlen,
hbuf, host? (socklen_t) sizeof(hbuf): 0,
sbuf, serv? (socklen_t) sizeof(sbuf): 0, 0);
if (host) {
lua_pushnumber(L, i);
lua_pushstring(L, host);
lua_pushstring(L, hbuf);
lua_settable(L, -3);
}
}
freeaddrinfo(resolved);
if (service) {
lua_pushstring(L, serv);
if (serv) {
lua_pushstring(L, sbuf);
return 2;
} else {
return 1;
@ -176,20 +174,10 @@ static int inet_global_getaddrinfo(lua_State *L)
}
lua_newtable(L);
for (iterator = resolved; iterator; iterator = iterator->ai_next) {
char hbuf[NI_MAXHOST]
#ifndef _WINDOWS
,sbuf[NI_MAXSERV]
#endif
;
ret = getnameinfo(iterator->ai_addr, (socklen_t) iterator->ai_addrlen, hbuf,
(socklen_t) sizeof(hbuf),
#ifdef _WINDOWS
NULL, 0,
#else
sbuf, 0,
#endif
NI_NUMERICHOST);
if(ret){
char hbuf[NI_MAXHOST];
ret = getnameinfo(iterator->ai_addr, (socklen_t) iterator->ai_addrlen,
hbuf, (socklen_t) sizeof(hbuf), NULL, 0, NI_NUMERICHOST);
if (ret){
lua_pushnil(L);
lua_pushstring(L, socket_gaistrerror(ret));
return 2;
@ -218,7 +206,6 @@ static int inet_global_getaddrinfo(lua_State *L)
return 1;
}
/*-------------------------------------------------------------------------*\
* Gets the host name
\*-------------------------------------------------------------------------*/
@ -237,7 +224,6 @@ static int inet_global_gethostname(lua_State *L)
}
/*=========================================================================*\
* Lua methods
\*=========================================================================*/
@ -520,7 +506,7 @@ const char *inet_trybind(p_socket ps, const char *address, const char *serv,
* Some systems do not provide this so that we provide our own. It's not
* marvelously fast, but it works just fine.
\*-------------------------------------------------------------------------*/
#ifdef INET_ATON
#ifdef LUASOCKET_INET_ATON
int inet_aton(const char *cp, struct in_addr *inp)
{
unsigned int a = 0, b = 0, c = 0, d = 0;
@ -547,7 +533,7 @@ int inet_aton(const char *cp, struct in_addr *inp)
* http://mingw-users.1079350.n2.nabble.com/IPv6-getaddrinfo-amp-inet-ntop-td5891996.html
\*-------------------------------------------------------------------------*/
#ifdef INET_PTON
#ifdef LUASOCKET_INET_PTON
const char *inet_ntop(int af, const void *src, char *dst, socklen_t cnt)
{
if (af == AF_INET) {
@ -572,19 +558,23 @@ const char *inet_ntop(int af, const void *src, char *dst, socklen_t cnt)
int inet_pton(int af, const char *src, void *dst)
{
struct addrinfo hints, *res, *ressave;
struct addrinfo hints, *res;
int ret = 1;
memset(&hints, 0, sizeof(struct addrinfo));
hints.ai_family = af;
if (getaddrinfo(src, NULL, &hints, &res) != 0) {
return -1;
hints.ai_flags = AI_NUMERICHOST;
if (getaddrinfo(src, NULL, &hints, &res) != 0) return -1;
if (af == AF_INET) {
struct sockaddr_in *in = (struct sockaddr_in *) res->ai_addr;
memcpy(dst, &in->sin_addr, sizeof(in->sin_addr));
} else if (af == AF_INET6) {
struct sockaddr_in6 *in = (struct sockaddr_in6 *) res->ai_addr;
memcpy(dst, &in->sin6_addr, sizeof(in->sin6_addr));
} else {
ret = -1;
}
ressave = res;
while (res) {
memcpy(dst, res->ai_addr, res->ai_addrlen);
res = res->ai_next;
}
freeaddrinfo(ressave);
return 0;
freeaddrinfo(res);
return ret;
}
#endif

7
src/inet.h
View File

@ -19,8 +19,7 @@
#include "timeout.h"
#ifdef _WIN32
#define INET_ATON
#define INET_PTON
#define LUASOCKET_INET_ATON
#endif
int inet_open(lua_State *L);
@ -39,11 +38,11 @@ int inet_meth_getsockname(lua_State *L, p_socket ps, int family);
int inet_optfamily(lua_State* L, int narg, const char* def);
int inet_optsocktype(lua_State* L, int narg, const char* def);
#ifdef INET_ATON
#ifdef LUASOCKET_INET_ATON
int inet_aton(const char *cp, struct in_addr *inp);
#endif
#ifdef INET_PTON
#ifdef LUASOCKET_INET_PTON
const char *inet_ntop(int af, const void *src, char *dst, socklen_t cnt);
int inet_pton(int af, const char *src, void *dst);
#endif

2
src/io.h
View File

@ -22,7 +22,7 @@ enum {
IO_DONE = 0, /* operation completed successfully */
IO_TIMEOUT = -1, /* operation timed out */
IO_CLOSED = -2, /* the connection has been closed */
IO_UNKNOWN = -3
IO_UNKNOWN = -3
};
/* interface to error message function */

41
src/makefile
View File

@ -63,12 +63,13 @@ LDIR_mingw?=lua/$(LUAV)/lua
# LUAINC_win32:
# LUALIB_win32:
# where lua headers and libraries are found for win32 builds
LUAINC_win32?="../../lua-5.1.3/src"
LUALIB_win32?=/LIBPATH:"../../lua-5.1.3" lua$(LUAV).lib
LUAINC_win32_base?=
LUAINC_win32?=$(LUAINC_win32_base)/lua/$(LUAV)
PLATFORM_win32?=Release
LUAPREFIX_win32?=
CDIR_win32?=lua/$(LUAV)
LDIR_win32?=lua/$(LUAV)/lua
CDIR_win32?=lua/$(LUAV)/$(PLATFORM_win32)
LDIR_win32?=lua/$(LUAV)/$(PLATFORM_win32)/lua
LUALIB_win32?=$(LUAPREFIX_win32)/lua/$(LUAV)/$(PLATFORM_win32)
# prefix: /usr/local /usr /opt/local /sw
# the top of the default install tree
@ -154,12 +155,12 @@ SOCKET_linux=usocket.o
SO_mingw=dll
O_mingw=o
CC_mingw=gcc
DEF_mingw= -DLUASOCKET_$(DEBUG) -DLUA_COMPAT_MODULE -DWINVER=0x0501 \
-DLUASOCKET_API='__declspec(dllexport)' \
DEF_mingw= -DLUASOCKET_INET_PTON -DLUASOCKET_$(DEBUG) -DLUA_COMPAT_MODULE \
-DWINVER=0x0501 -DLUASOCKET_API='__declspec(dllexport)' \
-DMIME_API='__declspec(dllexport)'
CFLAGS_mingw= -I$(LUAINC) $(DEF) -pedantic -Wall -O2 -fno-common \
-fvisibility=hidden
LDFLAGS_mingw= $(LUALIB) -shared -Wl,-s -lwsock32 -lws2_32 -o
LDFLAGS_mingw= $(LUALIB) -shared -Wl,-s -lws2_32 -o
LD_mingw=gcc
SOCKET_mingw=wsocket.o
@ -170,23 +171,25 @@ SOCKET_mingw=wsocket.o
SO_win32=dll
O_win32=obj
CC_win32=cl
DEF_win32= /D "WIN32" /D "NDEBUG" /D "_WINDOWS" /D "_USRDLL" \
/D "LUASOCKET_API=__declspec(dllexport)" /D "_CRT_SECURE_NO_WARNINGS" \
/D "_WINDLL" /D "LUA_COMPAT_MODULE" /D "MIME_API=__declspec(dllexport)" \
/D "LUASOCKET_$(DEBUG)"
CFLAGS_win32=/I "$(LUAINC)" $(DEF) /O2 /Ot /MD /W3 /nologo
LDFLAGS_win32= /nologo /link /NOLOGO /DLL /INCREMENTAL:NO \
/MANIFEST /MANIFESTFILE:"intermediate.manifest" \
/MANIFESTUAC:"level='asInvoker' uiAccess='false'" \
/SUBSYSTEM:WINDOWS /OPT:REF /OPT:ICF /DYNAMICBASE:NO \
/MACHINE:X86 $(LUALIB) ws2_32.lib /OUT:
DEF_win32= //D "WIN32" //D "NDEBUG" //D "_WINDOWS" //D "_USRDLL" \
//D "LUASOCKET_API=__declspec(dllexport)" //D "_CRT_SECURE_NO_WARNINGS" \
//D "_WINDLL" //D "LUA_COMPAT_MODULE" \
//D "MIME_API=__declspec(dllexport)" \
//D "LUASOCKET_$(DEBUG)"
CFLAGS_win32=//I "$(LUAINC)" $(DEF) //O2 //Ot //MD //W3 //nologo
LDFLAGS_win32= //nologo //link //NOLOGO //DLL //INCREMENTAL:NO \
//MANIFEST //MANIFESTFILE:"intermediate.manifest" \
//MANIFESTUAC:"level='asInvoker' uiAccess='false'" \
//SUBSYSTEM:WINDOWS //OPT:REF //OPT:ICF //DYNAMICBASE:NO \
//MACHINE:X86 /LIBPATH:"$(shell cmd //c echo $(LUALIB))" \
lua$(subst .,,$(LUAV)).lib ws2_32.lib //OUT:
LD_win32=cl
SOCKET_win32=wsocket.obj
.SUFFIXES: .obj
.c.obj:
$(CC) $(CFLAGS) /Fo"$@" /c $<
$(CC) $(CFLAGS) //Fo"$@" //c $<
#------
# Output file names

122
src/udp.c
View File

@ -155,31 +155,31 @@ static int meth_sendto(lua_State *L) {
p_timeout tm = &udp->tm;
int err;
switch (udp->family) {
case PF_INET: {
struct sockaddr_in addr;
memset(&addr, 0, sizeof(addr));
if (!inet_pton(AF_INET, ip, &addr.sin_addr))
case PF_INET: {
struct sockaddr_in addr;
memset(&addr, 0, sizeof(addr));
if (inet_pton(AF_INET, ip, &addr.sin_addr) != 1)
luaL_argerror(L, 3, "invalid ip address");
addr.sin_family = AF_INET;
addr.sin_port = htons(port);
timeout_markstart(tm);
err = socket_sendto(&udp->sock, data, count, &sent,
(SA *) &addr, sizeof(addr), tm);
break;
}
case PF_INET6: {
struct sockaddr_in6 addr;
memset(&addr, 0, sizeof(addr));
if (!inet_pton(AF_INET6, ip, &addr.sin6_addr))
addr.sin_family = AF_INET;
addr.sin_port = htons(port);
timeout_markstart(tm);
err = socket_sendto(&udp->sock, data, count, &sent,
(SA *) &addr, sizeof(addr), tm);
break;
}
case PF_INET6: {
struct sockaddr_in6 addr;
memset(&addr, 0, sizeof(addr));
if (inet_pton(AF_INET6, ip, &addr.sin6_addr) != 1)
luaL_argerror(L, 3, "invalid ip address");
addr.sin6_family = AF_INET6;
addr.sin6_port = htons(port);
timeout_markstart(tm);
err = socket_sendto(&udp->sock, data, count, &sent,
(SA *) &addr, sizeof(addr), tm);
break;
}
default:
addr.sin6_family = AF_INET6;
addr.sin6_port = htons(port);
timeout_markstart(tm);
err = socket_sendto(&udp->sock, data, count, &sent,
(SA *) &addr, sizeof(addr), tm);
break;
}
default:
lua_pushnil(L);
lua_pushfstring(L, "unknown family %d", udp->family);
return 2;
@ -229,38 +229,40 @@ static int meth_receivefrom(lua_State *L) {
timeout_markstart(tm);
count = MIN(count, sizeof(buffer));
switch (udp->family) {
case PF_INET: {
struct sockaddr_in addr;
socklen_t addr_len = sizeof(addr);
err = socket_recvfrom(&udp->sock, buffer, count, &got,
(SA *) &addr, &addr_len, tm);
/* Unlike TCP, recv() of zero is not closed, but a zero-length packet. */
if (err == IO_CLOSED)
err = IO_DONE;
if (err == IO_DONE) {
char addrstr[INET_ADDRSTRLEN];
lua_pushlstring(L, buffer, got);
if (!inet_ntop(AF_INET, &addr.sin_addr,
addrstr, sizeof(addrstr))) {
lua_pushnil(L);
lua_pushstring(L, "invalid source address");
return 2;
}
lua_pushstring(L, addrstr);
lua_pushnumber(L, ntohs(addr.sin_port));
return 3;
}
break;
}
case PF_INET6: {
struct sockaddr_in6 addr;
socklen_t addr_len = sizeof(addr);
err = socket_recvfrom(&udp->sock, buffer, count, &got,
(SA *) &addr, &addr_len, tm);
/* Unlike TCP, recv() of zero is not closed, but a zero-length packet. */
if (err == IO_CLOSED)
case PF_INET: {
struct sockaddr_in addr;
socklen_t addr_len = sizeof(addr);
err = socket_recvfrom(&udp->sock, buffer, count, &got,
(SA *) &addr, &addr_len, tm);
/* Unlike TCP, recv() of zero is not closed,
* but a zero-length packet. */
if (err == IO_CLOSED)
err = IO_DONE;
if (err == IO_DONE) {
if (err == IO_DONE) {
char addrstr[INET_ADDRSTRLEN];
lua_pushlstring(L, buffer, got);
if (!inet_ntop(AF_INET, &addr.sin_addr,
addrstr, sizeof(addrstr))) {
lua_pushnil(L);
lua_pushstring(L, "invalid source address");
return 2;
}
lua_pushstring(L, addrstr);
lua_pushnumber(L, ntohs(addr.sin_port));
return 3;
}
break;
}
case PF_INET6: {
struct sockaddr_in6 addr;
socklen_t addr_len = sizeof(addr);
err = socket_recvfrom(&udp->sock, buffer, count, &got,
(SA *) &addr, &addr_len, tm);
/* Unlike TCP, recv() of zero is not closed,
* but a zero-length packet. */
if (err == IO_CLOSED)
err = IO_DONE;
if (err == IO_DONE) {
char addrstr[INET6_ADDRSTRLEN];
lua_pushlstring(L, buffer, got);
if (!inet_ntop(AF_INET6, &addr.sin6_addr,
@ -272,9 +274,9 @@ static int meth_receivefrom(lua_State *L) {
lua_pushstring(L, addrstr);
lua_pushnumber(L, ntohs(addr.sin6_port));
return 3;
}
break;
}
}
break;
}
default:
lua_pushnil(L);
lua_pushfstring(L, "unknown family %d", udp->family);
@ -413,7 +415,7 @@ static int meth_setsockname(lua_State *L) {
const char *address = luaL_checkstring(L, 2);
const char *port = luaL_checkstring(L, 3);
const char *err;
struct addrinfo bindhints;
struct addrinfo bindhints;
memset(&bindhints, 0, sizeof(bindhints));
bindhints.ai_socktype = SOCK_DGRAM;
bindhints.ai_family = udp->family;
@ -461,9 +463,9 @@ static int udp_create(lua_State *L, int family) {
}
static int global_create(lua_State *L) {
return udp_create(L, AF_INET);
return udp_create(L, AF_INET);
}
static int global_create6(lua_State *L) {
return udp_create(L, AF_INET6);
return udp_create(L, AF_INET6);
}

29
src/wsocket.c
View File

@ -238,8 +238,10 @@ int socket_sendto(p_socket ps, const char *data, size_t count, size_t *sent,
/*-------------------------------------------------------------------------*\
* Receive with timeout
\*-------------------------------------------------------------------------*/
int socket_recv(p_socket ps, char *data, size_t count, size_t *got, p_timeout tm) {
int err;
int socket_recv(p_socket ps, char *data, size_t count, size_t *got,
p_timeout tm)
{
int err, prev = IO_DONE;
*got = 0;
if (*ps == SOCKET_INVALID) return IO_CLOSED;
for ( ;; ) {
@ -250,7 +252,14 @@ int socket_recv(p_socket ps, char *data, size_t count, size_t *got, p_timeout tm
}
if (taken == 0) return IO_CLOSED;
err = WSAGetLastError();
if (err != WSAEWOULDBLOCK) return err;
/* On UDP, a connreset simply means the previous send failed.
* So we try again.
* On TCP, it means our socket is now useless, so the error passes.
* (We will loop again, exiting because the same error will happen) */
if (err != WSAEWOULDBLOCK) {
if (err != WSAECONNRESET || prev == WSAECONNRESET) return err;
prev = err;
}
if ((err = socket_waitfd(ps, WAITFD_R, tm)) != IO_DONE) return err;
}
}
@ -259,8 +268,9 @@ int socket_recv(p_socket ps, char *data, size_t count, size_t *got, p_timeout tm
* Recvfrom with timeout
\*-------------------------------------------------------------------------*/
int socket_recvfrom(p_socket ps, char *data, size_t count, size_t *got,
SA *addr, socklen_t *len, p_timeout tm) {
int err;
SA *addr, socklen_t *len, p_timeout tm)
{
int err, prev = IO_DONE;
*got = 0;
if (*ps == SOCKET_INVALID) return IO_CLOSED;
for ( ;; ) {
@ -271,7 +281,14 @@ int socket_recvfrom(p_socket ps, char *data, size_t count, size_t *got,
}
if (taken == 0) return IO_CLOSED;
err = WSAGetLastError();
if (err != WSAEWOULDBLOCK) return err;
/* On UDP, a connreset simply means the previous send failed.
* So we try again.
* On TCP, it means our socket is now useless, so the error passes.
* (We will loop again, exiting because the same error will happen) */
if (err != WSAEWOULDBLOCK) {
if (err != WSAECONNRESET || prev == WSAECONNRESET) return err;
prev = err;
}
if ((err = socket_waitfd(ps, WAITFD_R, tm)) != IO_DONE) return err;
}
}