diff options
Diffstat (limited to 'util-src')
-rw-r--r-- | util-src/encodings.c | 134 | ||||
-rw-r--r-- | util-src/hashes.c | 110 | ||||
-rw-r--r-- | util-src/net.c | 6 | ||||
-rw-r--r-- | util-src/poll.c | 20 | ||||
-rw-r--r-- | util-src/pposix.c | 56 | ||||
-rw-r--r-- | util-src/ringbuffer.c | 31 | ||||
-rw-r--r-- | util-src/signal.c | 4 | ||||
-rw-r--r-- | util-src/time.c | 8 |
8 files changed, 201 insertions, 168 deletions
diff --git a/util-src/encodings.c b/util-src/encodings.c index e55a3f44..996a6d4c 100644 --- a/util-src/encodings.c +++ b/util-src/encodings.c @@ -216,7 +216,7 @@ static const char *utf8_decode(const char *o, int *val) { * Check that a string is valid UTF-8 * Returns NULL if not */ -const char *check_utf8(lua_State *L, int idx, size_t *l) { +static const char *check_utf8(lua_State *L, int idx, size_t *l) { size_t pos, len; const char *s = luaL_checklstring(L, idx, &len); pos = 0; @@ -268,30 +268,36 @@ static const luaL_Reg Reg_utf8[] = { #include <unicode/usprep.h> #include <unicode/ustring.h> #include <unicode/utrace.h> +#include <unicode/uspoof.h> +#include <unicode/uidna.h> static int icu_stringprep_prep(lua_State *L, const UStringPrepProfile *profile) { size_t input_len; int32_t unprepped_len, prepped_len, output_len; const char *input; char output[1024]; + int flags = USPREP_ALLOW_UNASSIGNED; UChar unprepped[1024]; /* Temporary unicode buffer (1024 characters) */ UChar prepped[1024]; UErrorCode err = U_ZERO_ERROR; - if(!lua_isstring(L, 1)) { - lua_pushnil(L); - return 1; - } - - input = lua_tolstring(L, 1, &input_len); + input = luaL_checklstring(L, 1, &input_len); if(input_len >= 1024) { lua_pushnil(L); return 1; } + /* strict */ + if(!lua_isnoneornil(L, 2)) { + luaL_checktype(L, 2, LUA_TBOOLEAN); + if(lua_toboolean(L, 2)) { + flags = 0; + } + } + u_strFromUTF8(unprepped, 1024, &unprepped_len, input, input_len, &err); if(U_FAILURE(err)) { @@ -299,7 +305,7 @@ static int icu_stringprep_prep(lua_State *L, const UStringPrepProfile *profile) return 1; } - prepped_len = usprep_prepare(profile, unprepped, unprepped_len, prepped, 1024, USPREP_ALLOW_UNASSIGNED, NULL, &err); + prepped_len = usprep_prepare(profile, unprepped, unprepped_len, prepped, 1024, flags, NULL, &err); if(U_FAILURE(err)) { lua_pushnil(L); @@ -317,22 +323,55 @@ static int icu_stringprep_prep(lua_State *L, const UStringPrepProfile *profile) } } -UStringPrepProfile *icu_nameprep; -UStringPrepProfile *icu_nodeprep; -UStringPrepProfile *icu_resourceprep; -UStringPrepProfile *icu_saslprep; +static UStringPrepProfile *icu_nameprep; +static UStringPrepProfile *icu_nodeprep; +static UStringPrepProfile *icu_resourceprep; +static UStringPrepProfile *icu_saslprep; +static USpoofChecker *icu_spoofcheck; +static UIDNA *icu_idna2008; + +#if (U_ICU_VERSION_MAJOR_NUM < 58) +/* COMPAT */ +#define USPOOF_CONFUSABLE (USPOOF_SINGLE_SCRIPT_CONFUSABLE | USPOOF_MIXED_SCRIPT_CONFUSABLE | USPOOF_WHOLE_SCRIPT_CONFUSABLE) +#endif /* initialize global ICU stringprep profiles */ -void init_icu() { +static void init_icu(void) { UErrorCode err = U_ZERO_ERROR; utrace_setLevel(UTRACE_VERBOSE); icu_nameprep = usprep_openByType(USPREP_RFC3491_NAMEPREP, &err); icu_nodeprep = usprep_openByType(USPREP_RFC3920_NODEPREP, &err); icu_resourceprep = usprep_openByType(USPREP_RFC3920_RESOURCEPREP, &err); icu_saslprep = usprep_openByType(USPREP_RFC4013_SASLPREP, &err); + icu_spoofcheck = uspoof_open(&err); + uspoof_setChecks(icu_spoofcheck, USPOOF_CONFUSABLE, &err); + int options = UIDNA_DEFAULT; +#if 0 + /* COMPAT with future Unicode versions */ + options |= UIDNA_ALLOW_UNASSIGNED; +#endif +#if 1 + /* Forbid eg labels starting with _ */ + options |= UIDNA_USE_STD3_RULES; +#endif +#if 0 + /* TODO determine if we need this */ + options |= UIDNA_CHECK_BIDI; +#endif +#if 0 + /* UTS46 makes it sound like these are the responsibility of registrars */ + options |= UIDNA_CHECK_CONTEXTJ; + options |= UIDNA_CHECK_CONTEXTO; +#endif +#if 0 + /* This disables COMPAT with IDNA 2003 */ + options |= UIDNA_NONTRANSITIONAL_TO_ASCII; + options |= UIDNA_NONTRANSITIONAL_TO_UNICODE; +#endif + icu_idna2008 = uidna_openUTS46(options, &err); if(U_FAILURE(err)) { - fprintf(stderr, "[c] util.encodings: error: %s\n", u_errorName((UErrorCode)err)); + fprintf(stderr, "[c] util.encodings: error: %s\n", u_errorName(err)); } } @@ -362,21 +401,25 @@ static int stringprep_prep(lua_State *L, const Stringprep_profile *profile) { const char *s; char string[1024]; int ret; - - if(!lua_isstring(L, 1)) { - lua_pushnil(L); - return 1; - } + Stringprep_profile_flags flags = 0; s = check_utf8(L, 1, &len); + /* strict */ + if(!lua_isnoneornil(L, 2)) { + luaL_checktype(L, 2, LUA_TBOOLEAN); + if(lua_toboolean(L, 2)) { + flags = STRINGPREP_NO_UNASSIGNED; + } + } + if(s == NULL || len >= 1024 || len != strlen(s)) { lua_pushnil(L); return 1; /* TODO return error message */ } strcpy(string, s); - ret = stringprep(string, 1024, (Stringprep_profile_flags)0, profile); + ret = stringprep(string, 1024, flags, profile); if(ret == STRINGPREP_OK) { lua_pushstring(L, string); @@ -425,9 +468,10 @@ static int Lidna_to_ascii(lua_State *L) { /** idna.to_ascii(s) */ return 1; } - dest_len = uidna_IDNToASCII(ustr, ulen, dest, 1024, UIDNA_USE_STD3_RULES, NULL, &err); + UIDNAInfo info = UIDNA_INFO_INITIALIZER; + dest_len = uidna_nameToASCII(icu_idna2008, ustr, ulen, dest, 256, &info, &err); - if(U_FAILURE(err)) { + if(U_FAILURE(err) || info.errors) { lua_pushnil(L); return 1; } else { @@ -459,9 +503,10 @@ static int Lidna_to_unicode(lua_State *L) { /** idna.to_unicode(s) */ return 1; } - dest_len = uidna_IDNToUnicode(ustr, ulen, dest, 1024, UIDNA_USE_STD3_RULES, NULL, &err); + UIDNAInfo info = UIDNA_INFO_INITIALIZER; + dest_len = uidna_nameToUnicode(icu_idna2008, ustr, ulen, dest, 1024, &info, &err); - if(U_FAILURE(err)) { + if(U_FAILURE(err) || info.errors) { lua_pushnil(L); return 1; } else { @@ -477,6 +522,40 @@ static int Lidna_to_unicode(lua_State *L) { /** idna.to_unicode(s) */ } } +static int Lskeleton(lua_State *L) { + size_t len; + int32_t ulen, dest_len, output_len; + const char *s = luaL_checklstring(L, 1, &len); + UErrorCode err = U_ZERO_ERROR; + UChar ustr[1024]; + UChar dest[1024]; + char output[1024]; + + u_strFromUTF8(ustr, 1024, &ulen, s, len, &err); + + if(U_FAILURE(err)) { + lua_pushnil(L); + return 1; + } + + dest_len = uspoof_getSkeleton(icu_spoofcheck, 0, ustr, ulen, dest, 1024, &err); + + if(U_FAILURE(err)) { + lua_pushnil(L); + return 1; + } + + u_strToUTF8(output, 1024, &output_len, dest, dest_len, &err); + + if(U_SUCCESS(err)) { + lua_pushlstring(L, output, output_len); + return 1; + } + + lua_pushnil(L); + return 1; +} + #else /* USE_STRINGPREP_ICU */ /****************** libidn ********************/ @@ -558,6 +637,13 @@ LUALIB_API int luaopen_util_encodings(lua_State *L) { luaL_setfuncs(L, Reg_utf8, 0); lua_setfield(L, -2, "utf8"); +#ifdef USE_STRINGPREP_ICU + lua_newtable(L); + lua_pushcfunction(L, Lskeleton); + lua_setfield(L, -2, "skeleton"); + lua_setfield(L, -2, "confusable"); +#endif + lua_pushliteral(L, "-3.14"); lua_setfield(L, -2, "version"); return 1; diff --git a/util-src/hashes.c b/util-src/hashes.c index 903ecb6e..84a604ef 100644 --- a/util-src/hashes.c +++ b/util-src/hashes.c @@ -26,6 +26,7 @@ typedef unsigned __int32 uint32_t; #include <openssl/sha.h> #include <openssl/md5.h> #include <openssl/hmac.h> +#include <openssl/evp.h> #if (LUA_VERSION_NUM == 501) #define luaL_setfuncs(L, R, N) luaL_register(L, NULL, R) @@ -34,8 +35,8 @@ typedef unsigned __int32 uint32_t; #define HMAC_IPAD 0x36363636 #define HMAC_OPAD 0x5c5c5c5c -const char *hex_tab = "0123456789abcdef"; -void toHex(const unsigned char *in, int length, unsigned char *out) { +static const char *hex_tab = "0123456789abcdef"; +static void toHex(const unsigned char *in, int length, unsigned char *out) { int i; for(i = 0; i < length; i++) { @@ -75,44 +76,6 @@ struct hash_desc { void *ctx, *ctxo; }; -static void hmac(struct hash_desc *desc, const char *key, size_t key_len, - const char *msg, size_t msg_len, unsigned char *result) { - union xory { - unsigned char bytes[64]; - uint32_t quadbytes[16]; - }; - - int i; - unsigned char hashedKey[64]; /* Maximum used digest length */ - union xory k_ipad, k_opad; - - if(key_len > 64) { - desc->Init(desc->ctx); - desc->Update(desc->ctx, key, key_len); - desc->Final(hashedKey, desc->ctx); - key = (const char *)hashedKey; - key_len = desc->digestLength; - } - - memcpy(k_ipad.bytes, key, key_len); - memset(k_ipad.bytes + key_len, 0, 64 - key_len); - memcpy(k_opad.bytes, k_ipad.bytes, 64); - - for(i = 0; i < 16; i++) { - k_ipad.quadbytes[i] ^= HMAC_IPAD; - k_opad.quadbytes[i] ^= HMAC_OPAD; - } - - desc->Init(desc->ctx); - desc->Update(desc->ctx, k_ipad.bytes, 64); - desc->Init(desc->ctxo); - desc->Update(desc->ctxo, k_opad.bytes, 64); - desc->Update(desc->ctx, msg, msg_len); - desc->Final(result, desc->ctx); - desc->Update(desc->ctxo, result, desc->digestLength); - desc->Final(result, desc->ctxo); -} - #define MAKE_HMAC_FUNCTION(myFunc, evp, size, type) \ static int myFunc(lua_State *L) { \ unsigned char hash[size], result[2*size]; \ @@ -136,56 +99,37 @@ MAKE_HMAC_FUNCTION(Lhmac_sha256, EVP_sha256, SHA256_DIGEST_LENGTH, SHA256_CTX) MAKE_HMAC_FUNCTION(Lhmac_sha512, EVP_sha512, SHA512_DIGEST_LENGTH, SHA512_CTX) MAKE_HMAC_FUNCTION(Lhmac_md5, EVP_md5, MD5_DIGEST_LENGTH, MD5_CTX) -static int LscramHi(lua_State *L) { - union xory { - unsigned char bytes[SHA_DIGEST_LENGTH]; - uint32_t quadbytes[SHA_DIGEST_LENGTH / 4]; - }; - int i; - SHA_CTX ctx, ctxo; - unsigned char Ust[SHA_DIGEST_LENGTH]; - union xory Und; - union xory res; - size_t str_len, salt_len; - struct hash_desc desc; - const char *str = luaL_checklstring(L, 1, &str_len); - const char *salt = luaL_checklstring(L, 2, &salt_len); - char *salt2; - const int iter = luaL_checkinteger(L, 3); - - desc.Init = (int (*)(void *))SHA1_Init; - desc.Update = (int (*)(void *, const void *, size_t))SHA1_Update; - desc.Final = (int (*)(unsigned char *, void *))SHA1_Final; - desc.digestLength = SHA_DIGEST_LENGTH; - desc.ctx = &ctx; - desc.ctxo = &ctxo; +static int Lpbkdf2_sha1(lua_State *L) { + unsigned char out[SHA_DIGEST_LENGTH]; - salt2 = malloc(salt_len + 4); + size_t pass_len, salt_len; + const char *pass = luaL_checklstring(L, 1, &pass_len); + const unsigned char *salt = (unsigned char *)luaL_checklstring(L, 2, &salt_len); + const int iter = luaL_checkinteger(L, 3); - if(salt2 == NULL) { - return luaL_error(L, "Out of memory in scramHi"); + if(PKCS5_PBKDF2_HMAC(pass, pass_len, salt, salt_len, iter, EVP_sha1(), SHA_DIGEST_LENGTH, out) == 0) { + return luaL_error(L, "PKCS5_PBKDF2_HMAC() failed"); } - memcpy(salt2, salt, salt_len); - memcpy(salt2 + salt_len, "\0\0\0\1", 4); - hmac(&desc, str, str_len, salt2, salt_len + 4, Ust); - free(salt2); + lua_pushlstring(L, (char *)out, SHA_DIGEST_LENGTH); - memcpy(res.bytes, Ust, sizeof(res)); + return 1; +} - for(i = 1; i < iter; i++) { - int j; - hmac(&desc, str, str_len, (char *)Ust, sizeof(Ust), Und.bytes); - for(j = 0; j < SHA_DIGEST_LENGTH / 4; j++) { - res.quadbytes[j] ^= Und.quadbytes[j]; - } +static int Lpbkdf2_sha256(lua_State *L) { + unsigned char out[SHA256_DIGEST_LENGTH]; - memcpy(Ust, Und.bytes, sizeof(Ust)); - } + size_t pass_len, salt_len; + const char *pass = luaL_checklstring(L, 1, &pass_len); + const unsigned char *salt = (unsigned char *)luaL_checklstring(L, 2, &salt_len); + const int iter = luaL_checkinteger(L, 3); - lua_pushlstring(L, (char *)res.bytes, SHA_DIGEST_LENGTH); + if(PKCS5_PBKDF2_HMAC(pass, pass_len, salt, salt_len, iter, EVP_sha256(), SHA256_DIGEST_LENGTH, out) == 0) { + return luaL_error(L, "PKCS5_PBKDF2_HMAC() failed"); + } + lua_pushlstring(L, (char *)out, SHA256_DIGEST_LENGTH); return 1; } @@ -200,7 +144,9 @@ static const luaL_Reg Reg[] = { { "hmac_sha256", Lhmac_sha256 }, { "hmac_sha512", Lhmac_sha512 }, { "hmac_md5", Lhmac_md5 }, - { "scram_Hi_sha1", LscramHi }, + { "scram_Hi_sha1", Lpbkdf2_sha1 }, /* COMPAT */ + { "pbkdf2_hmac_sha1", Lpbkdf2_sha1 }, + { "pbkdf2_hmac_sha256", Lpbkdf2_sha256 }, { NULL, NULL } }; @@ -209,7 +155,7 @@ LUALIB_API int luaopen_util_hashes(lua_State *L) { luaL_checkversion(L); #endif lua_newtable(L); - luaL_setfuncs(L, Reg, 0);; + luaL_setfuncs(L, Reg, 0); lua_pushliteral(L, "-3.14"); lua_setfield(L, -2, "version"); return 1; diff --git a/util-src/net.c b/util-src/net.c index 5f706d81..c3b07815 100644 --- a/util-src/net.c +++ b/util-src/net.c @@ -36,7 +36,7 @@ /* Enumerate all locally configured IP addresses */ -const char *const type_strings[] = { +static const char *const type_strings[] = { "both", "ipv4", "ipv6", @@ -46,8 +46,8 @@ const char *const type_strings[] = { static int lc_local_addresses(lua_State *L) { #ifndef _WIN32 /* Link-local IPv4 addresses; see RFC 3927 and RFC 5735 */ - const long ip4_linklocal = htonl(0xa9fe0000); /* 169.254.0.0 */ - const long ip4_mask = htonl(0xffff0000); + const uint32_t ip4_linklocal = htonl(0xa9fe0000); /* 169.254.0.0 */ + const uint32_t ip4_mask = htonl(0xffff0000); struct ifaddrs *addr = NULL, *a; #endif int n = 1; diff --git a/util-src/poll.c b/util-src/poll.c index 0ca0cf28..21cb9581 100644 --- a/util-src/poll.c +++ b/util-src/poll.c @@ -59,7 +59,7 @@ typedef struct Lpoll_state { /* * Add an FD to be watched */ -int Ladd(lua_State *L) { +static int Ladd(lua_State *L) { struct Lpoll_state *state = luaL_checkudata(L, 1, STATE_MT); int fd = luaL_checkinteger(L, 2); @@ -137,7 +137,7 @@ int Ladd(lua_State *L) { /* * Set events to watch for, readable and/or writable */ -int Lset(lua_State *L) { +static int Lset(lua_State *L) { struct Lpoll_state *state = luaL_checkudata(L, 1, STATE_MT); int fd = luaL_checkinteger(L, 2); @@ -172,6 +172,7 @@ int Lset(lua_State *L) { lua_pushnil(L); lua_pushstring(L, strerror(ENOENT)); lua_pushinteger(L, ENOENT); + return 3; } if(!lua_isnoneornil(L, 3)) { @@ -200,7 +201,7 @@ int Lset(lua_State *L) { /* * Remove FDs */ -int Ldel(lua_State *L) { +static int Ldel(lua_State *L) { struct Lpoll_state *state = luaL_checkudata(L, 1, STATE_MT); int fd = luaL_checkinteger(L, 2); @@ -229,6 +230,7 @@ int Ldel(lua_State *L) { lua_pushnil(L); lua_pushstring(L, strerror(ENOENT)); lua_pushinteger(L, ENOENT); + return 3; } FD_CLR(fd, &state->wantread); @@ -247,7 +249,7 @@ int Ldel(lua_State *L) { /* * Check previously manipulated event state for FDs ready for reading or writing */ -int Lpushevent(lua_State *L, struct Lpoll_state *state) { +static int Lpushevent(lua_State *L, struct Lpoll_state *state) { #ifdef USE_EPOLL if(state->processed > 0) { @@ -281,7 +283,7 @@ int Lpushevent(lua_State *L, struct Lpoll_state *state) { /* * Wait for event */ -int Lwait(lua_State *L) { +static int Lwait(lua_State *L) { struct Lpoll_state *state = luaL_checkudata(L, 1, STATE_MT); int ret = Lpushevent(L, state); @@ -344,7 +346,7 @@ int Lwait(lua_State *L) { /* * Return Epoll FD */ -int Lgetfd(lua_State *L) { +static int Lgetfd(lua_State *L) { struct Lpoll_state *state = luaL_checkudata(L, 1, STATE_MT); lua_pushinteger(L, state->epoll_fd); return 1; @@ -353,7 +355,7 @@ int Lgetfd(lua_State *L) { /* * Close epoll FD */ -int Lgc(lua_State *L) { +static int Lgc(lua_State *L) { struct Lpoll_state *state = luaL_checkudata(L, 1, STATE_MT); if(state->epoll_fd == -1) { @@ -375,7 +377,7 @@ int Lgc(lua_State *L) { /* * String representation */ -int Ltos(lua_State *L) { +static int Ltos(lua_State *L) { struct Lpoll_state *state = luaL_checkudata(L, 1, STATE_MT); lua_pushfstring(L, "%s: %p", STATE_MT, state); return 1; @@ -384,7 +386,7 @@ int Ltos(lua_State *L) { /* * Create a new context */ -int Lnew(lua_State *L) { +static int Lnew(lua_State *L) { /* Allocate state */ Lpoll_state *state = lua_newuserdata(L, sizeof(Lpoll_state)); luaL_setmetatable(L, STATE_MT); diff --git a/util-src/pposix.c b/util-src/pposix.c index 004f61a6..2ebf0444 100644 --- a/util-src/pposix.c +++ b/util-src/pposix.c @@ -25,14 +25,18 @@ #define _DEFAULT_SOURCE #endif #endif + #if defined(__APPLE__) #ifndef _DARWIN_C_SOURCE #define _DARWIN_C_SOURCE #endif #endif + +#if ! defined(__FreeBSD__) #ifndef _POSIX_C_SOURCE #define _POSIX_C_SOURCE 200809L #endif +#endif #include <stdlib.h> #include <math.h> @@ -133,7 +137,7 @@ static int lc_daemonize(lua_State *L) { /* Syslog support */ -const char *const facility_strings[] = { +static const char *const facility_strings[] = { "auth", #if !(defined(sun) || defined(__sun)) "authpriv", @@ -159,7 +163,7 @@ const char *const facility_strings[] = { "uucp", NULL }; -int facility_constants[] = { +static int facility_constants[] = { LOG_AUTH, #if !(defined(sun) || defined(__sun)) LOG_AUTHPRIV, @@ -195,9 +199,9 @@ int facility_constants[] = { constant. " -- syslog manpage */ -char *syslog_ident = NULL; +static char *syslog_ident = NULL; -int lc_syslog_open(lua_State *L) { +static int lc_syslog_open(lua_State *L) { int facility = luaL_checkoption(L, 2, "daemon", facility_strings); facility = facility_constants[facility]; @@ -213,7 +217,7 @@ int lc_syslog_open(lua_State *L) { return 0; } -const char *const level_strings[] = { +static const char *const level_strings[] = { "debug", "info", "notice", @@ -221,7 +225,7 @@ const char *const level_strings[] = { "error", NULL }; -int level_constants[] = { +static int level_constants[] = { LOG_DEBUG, LOG_INFO, LOG_NOTICE, @@ -229,7 +233,7 @@ int level_constants[] = { LOG_CRIT, -1 }; -int lc_syslog_log(lua_State *L) { +static int lc_syslog_log(lua_State *L) { int level = level_constants[luaL_checkoption(L, 1, "notice", level_strings)]; if(lua_gettop(L) == 3) { @@ -241,7 +245,7 @@ int lc_syslog_log(lua_State *L) { return 0; } -int lc_syslog_close(lua_State *L) { +static int lc_syslog_close(lua_State *L) { (void)L; closelog(); @@ -253,7 +257,7 @@ int lc_syslog_close(lua_State *L) { return 0; } -int lc_syslog_setmask(lua_State *L) { +static int lc_syslog_setmask(lua_State *L) { int level_idx = luaL_checkoption(L, 1, "notice", level_strings); int mask = 0; @@ -267,24 +271,24 @@ int lc_syslog_setmask(lua_State *L) { /* getpid */ -int lc_getpid(lua_State *L) { +static int lc_getpid(lua_State *L) { lua_pushinteger(L, getpid()); return 1; } /* UID/GID functions */ -int lc_getuid(lua_State *L) { +static int lc_getuid(lua_State *L) { lua_pushinteger(L, getuid()); return 1; } -int lc_getgid(lua_State *L) { +static int lc_getgid(lua_State *L) { lua_pushinteger(L, getgid()); return 1; } -int lc_setuid(lua_State *L) { +static int lc_setuid(lua_State *L) { int uid = -1; if(lua_gettop(L) < 1) { @@ -342,7 +346,7 @@ int lc_setuid(lua_State *L) { return 2; } -int lc_setgid(lua_State *L) { +static int lc_setgid(lua_State *L) { int gid = -1; if(lua_gettop(L) < 1) { @@ -400,7 +404,7 @@ int lc_setgid(lua_State *L) { return 2; } -int lc_initgroups(lua_State *L) { +static int lc_initgroups(lua_State *L) { int ret; gid_t gid; struct passwd *p; @@ -464,7 +468,7 @@ int lc_initgroups(lua_State *L) { return 2; } -int lc_umask(lua_State *L) { +static int lc_umask(lua_State *L) { char old_mode_string[7]; mode_t old_mode = umask(strtoul(luaL_checkstring(L, 1), NULL, 8)); @@ -475,7 +479,7 @@ int lc_umask(lua_State *L) { return 1; } -int lc_mkdir(lua_State *L) { +static int lc_mkdir(lua_State *L) { int ret = mkdir(luaL_checkstring(L, 1), S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IWGRP | S_IXGRP | S_IROTH | S_IXOTH); /* mode 775 */ @@ -500,7 +504,7 @@ int lc_mkdir(lua_State *L) { * Example usage: * pposix.setrlimit("NOFILE", 1000, 2000) */ -int string2resource(const char *s) { +static int string2resource(const char *s) { if(!strcmp(s, "CORE")) { return RLIMIT_CORE; } @@ -550,7 +554,7 @@ int string2resource(const char *s) { return -1; } -rlim_t arg_to_rlimit(lua_State *L, int idx, rlim_t current) { +static rlim_t arg_to_rlimit(lua_State *L, int idx, rlim_t current) { switch(lua_type(L, idx)) { case LUA_TSTRING: @@ -571,7 +575,7 @@ rlim_t arg_to_rlimit(lua_State *L, int idx, rlim_t current) { } } -int lc_setrlimit(lua_State *L) { +static int lc_setrlimit(lua_State *L) { struct rlimit lim; int arguments = lua_gettop(L); int rid = -1; @@ -610,7 +614,7 @@ int lc_setrlimit(lua_State *L) { return 1; } -int lc_getrlimit(lua_State *L) { +static int lc_getrlimit(lua_State *L) { int arguments = lua_gettop(L); const char *resource = NULL; int rid = -1; @@ -655,13 +659,13 @@ int lc_getrlimit(lua_State *L) { return 3; } -int lc_abort(lua_State *L) { +static int lc_abort(lua_State *L) { (void)L; abort(); return 0; } -int lc_uname(lua_State *L) { +static int lc_uname(lua_State *L) { struct utsname uname_info; if(uname(&uname_info) != 0) { @@ -688,7 +692,7 @@ int lc_uname(lua_State *L) { return 1; } -int lc_setenv(lua_State *L) { +static int lc_setenv(lua_State *L) { const char *var = luaL_checkstring(L, 1); const char *value; @@ -717,7 +721,7 @@ int lc_setenv(lua_State *L) { } #ifdef WITH_MALLINFO -int lc_meminfo(lua_State *L) { +static int lc_meminfo(lua_State *L) { struct mallinfo info = mallinfo(); lua_createtable(L, 0, 5); /* This is the total size of memory allocated with sbrk by malloc, in bytes. */ @@ -745,7 +749,7 @@ int lc_meminfo(lua_State *L) { * Attempt to allocate space first * Truncate to original size on failure */ -int lc_atomic_append(lua_State *L) { +static int lc_atomic_append(lua_State *L) { int err; size_t len; diff --git a/util-src/ringbuffer.c b/util-src/ringbuffer.c index 8f9013f7..3e17cdf5 100644 --- a/util-src/ringbuffer.c +++ b/util-src/ringbuffer.c @@ -15,23 +15,18 @@ typedef struct { char buffer[]; } ringbuffer; -char readchar(ringbuffer *b) { - b->blen--; - return b->buffer[(b->rpos++) % b->alen]; -} - -void writechar(ringbuffer *b, char c) { +static void writechar(ringbuffer *b, char c) { b->blen++; b->buffer[(b->wpos++) % b->alen] = c; } /* make sure position counters stay within the allocation */ -void modpos(ringbuffer *b) { +static void modpos(ringbuffer *b) { b->rpos = b->rpos % b->alen; b->wpos = b->wpos % b->alen; } -int find(ringbuffer *b, const char *s, size_t l) { +static int find(ringbuffer *b, const char *s, size_t l) { size_t i, j; int m; @@ -64,7 +59,7 @@ int find(ringbuffer *b, const char *s, size_t l) { * Find first position of a substring in buffer * (buffer, string) -> number */ -int rb_find(lua_State *L) { +static int rb_find(lua_State *L) { size_t l, m; ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt"); const char *s = luaL_checklstring(L, 2, &l); @@ -82,7 +77,7 @@ int rb_find(lua_State *L) { * Move read position forward without returning the data * (buffer, number) -> boolean */ -int rb_discard(lua_State *L) { +static int rb_discard(lua_State *L) { ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt"); size_t r = luaL_checkinteger(L, 2); @@ -103,7 +98,7 @@ int rb_discard(lua_State *L) { * Read bytes from buffer * (buffer, number, boolean?) -> string */ -int rb_read(lua_State *L) { +static int rb_read(lua_State *L) { ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt"); size_t r = luaL_checkinteger(L, 2); int peek = lua_toboolean(L, 3); @@ -135,7 +130,7 @@ int rb_read(lua_State *L) { * Read buffer until first occurrence of a substring * (buffer, string) -> string */ -int rb_readuntil(lua_State *L) { +static int rb_readuntil(lua_State *L) { size_t l, m; ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt"); const char *s = luaL_checklstring(L, 2, &l); @@ -154,7 +149,7 @@ int rb_readuntil(lua_State *L) { * Write bytes into the buffer * (buffer, string) -> integer */ -int rb_write(lua_State *L) { +static int rb_write(lua_State *L) { size_t l, w = 0; ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt"); const char *s = luaL_checklstring(L, 2, &l); @@ -177,31 +172,31 @@ int rb_write(lua_State *L) { return 1; } -int rb_tostring(lua_State *L) { +static int rb_tostring(lua_State *L) { ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt"); lua_pushfstring(L, "ringbuffer: %p %d/%d", b, b->blen, b->alen); return 1; } -int rb_length(lua_State *L) { +static int rb_length(lua_State *L) { ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt"); lua_pushinteger(L, b->blen); return 1; } -int rb_size(lua_State *L) { +static int rb_size(lua_State *L) { ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt"); lua_pushinteger(L, b->alen); return 1; } -int rb_free(lua_State *L) { +static int rb_free(lua_State *L) { ringbuffer *b = luaL_checkudata(L, 1, "ringbuffer_mt"); lua_pushinteger(L, b->alen - b->blen); return 1; } -int rb_new(lua_State *L) { +static int rb_new(lua_State *L) { size_t size = luaL_optinteger(L, 1, sysconf(_SC_PAGESIZE)); ringbuffer *b = lua_newuserdata(L, sizeof(ringbuffer) + size); diff --git a/util-src/signal.c b/util-src/signal.c index c696a3a2..835a601a 100644 --- a/util-src/signal.c +++ b/util-src/signal.c @@ -164,8 +164,8 @@ static lua_Hook Hsig = NULL; static int Hmask = 0; static int Hcount = 0; -int signals[MAX_PENDING_SIGNALS]; -int nsig = 0; +static int signals[MAX_PENDING_SIGNALS]; +static int nsig = 0; static void sighook(lua_State *L, lua_Debug *ar) { (void)ar; diff --git a/util-src/time.c b/util-src/time.c index bfad52ee..afef3df5 100644 --- a/util-src/time.c +++ b/util-src/time.c @@ -1,22 +1,22 @@ #ifndef _POSIX_C_SOURCE -#define _POSIX_C_SOURCE 199309L +#define _POSIX_C_SOURCE 200809L #endif #include <time.h> #include <lua.h> -lua_Number tv2number(struct timespec *tv) { +static lua_Number tv2number(struct timespec *tv) { return tv->tv_sec + tv->tv_nsec * 1e-9; } -int lc_time_realtime(lua_State *L) { +static int lc_time_realtime(lua_State *L) { struct timespec t; clock_gettime(CLOCK_REALTIME, &t); lua_pushnumber(L, tv2number(&t)); return 1; } -int lc_time_monotonic(lua_State *L) { +static int lc_time_monotonic(lua_State *L) { struct timespec t; clock_gettime(CLOCK_MONOTONIC, &t); lua_pushnumber(L, tv2number(&t)); |