From 3bdb5b625285d2d924bb61742a2184008608f0dd Mon Sep 17 00:00:00 2001 From: Kaarle Ritvanen Date: Thu, 15 May 2014 10:18:14 +0300 Subject: PKCS #12 module --- src/GNUmakefile | 1 + src/openssl.c | 133 +++++++++++++++++++++++++++++++++++++++++++++++++ src/openssl.pkcs12.lua | 1 + 3 files changed, 135 insertions(+) create mode 100644 src/openssl.pkcs12.lua (limited to 'src') diff --git a/src/GNUmakefile b/src/GNUmakefile index 75e8c3a..240a773 100644 --- a/src/GNUmakefile +++ b/src/GNUmakefile @@ -96,6 +96,7 @@ MODS$(1)_$(d) = \ $$(DESTDIR)$(3)/openssl/x509/chain.lua \ $$(DESTDIR)$(3)/openssl/x509/crl.lua \ $$(DESTDIR)$(3)/openssl/x509/store.lua \ + $$(DESTDIR)$(3)/openssl/pkcs12.lua \ $$(DESTDIR)$(3)/openssl/ssl/context.lua \ $$(DESTDIR)$(3)/openssl/ssl.lua \ $$(DESTDIR)$(3)/openssl/digest.lua \ diff --git a/src/openssl.c b/src/openssl.c index c589d6c..2cdf1d4 100644 --- a/src/openssl.c +++ b/src/openssl.c @@ -64,6 +64,7 @@ #include #include #include +#include #include #include #include @@ -88,6 +89,7 @@ #define X509_CRL_CLASS "X509_CRL*" #define X509_STORE_CLASS "X509_STORE*" #define X509_STCTX_CLASS "X509_STORE_CTX*" +#define PKCS12_CLASS "PKCS12*" #define SSL_CTX_CLASS "SSL_CTX*" #define SSL_CLASS "SSL*" #define DIGEST_CLASS "EVP_MD_CTX" /* not a pointer */ @@ -363,6 +365,18 @@ static _Bool loadfield(lua_State *L, int index, const char *k, int type, void *p } /* loadfield() */ +static void *loadfield_udata(lua_State *L, int index, const char *k, const char *tname) { + if (!getfield(L, index, k)) + return NULL; + + void **p = luaL_checkudata(L, -1, tname); + + lua_pop(L, 1); /* table keeps reference */ + + return *p; +} /* loadfield_udata() */ + + static const char *pushnid(lua_State *L, int nid) { const char *txt; ASN1_OBJECT *obj; @@ -3562,6 +3576,124 @@ int luaopen__openssl_x509_store_context(lua_State *L) { #endif +/* + * PKCS12 - openssl.pkcs12 + * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +static int p12_new(lua_State *L) { + char *pass = NULL; + loadfield(L, 1, "password", LUA_TSTRING, &pass); + + EVP_PKEY *key = loadfield_udata(L, 1, "key", PKEY_CLASS); + STACK_OF(X509) *certs = loadfield_udata(L, 1, "certs", X509_CHAIN_CLASS); + + PKCS12 **ud = prepsimple(L, PKCS12_CLASS); + + int i; + int no_kcert = 0; + X509 *cert = NULL; + X509 *kcert = NULL; + STACK_OF(X509) *ca; + + if (!(ca = sk_X509_new_null())) + goto error; + + for (i = 0; i < sk_X509_num(certs); i++) { + cert = sk_X509_value(certs, i); + if (key && X509_check_private_key(cert, key)) { + if (!(kcert = X509_dup(cert))) + goto error; + X509_keyid_set1(kcert, NULL, 0); + X509_alias_set1(kcert, NULL, 0); + } + else sk_X509_push(ca, cert); + } + if (key && !kcert) { + no_kcert = 1; + goto error; + } + + if (!(*ud = PKCS12_create(pass, NULL, key, kcert, ca, 0, 0, 0, 0, 0))) + goto error; + + if (kcert) + X509_free(kcert); + sk_X509_free(ca); + + return 1; + +error: + if (kcert) + X509_free(kcert); + if (ca) + sk_X509_free(ca); + + if (no_kcert) + luaL_argerror(L, 1, lua_pushstring(L, "certificate matching the key not found")); + + return throwssl(L, "pkcs12.new"); +} /* p12_new() */ + + +static int p12_interpose(lua_State *L) { + return interpose(L, PKCS12_CLASS); +} /* p12_interpose() */ + + +static int p12__tostring(lua_State *L) { + PKCS12 *p12 = checksimple(L, 1, PKCS12_CLASS); + BIO *bio = getbio(L); + char *data; + long len; + + if (!i2d_PKCS12_bio(bio, p12)) + return throwssl(L, "pkcs12:__tostring"); + + len = BIO_get_mem_data(bio, &data); + + lua_pushlstring(L, data, len); + + return 1; +} /* p12__tostring() */ + + +static int p12__gc(lua_State *L) { + PKCS12 **ud = luaL_checkudata(L, 1, PKCS12_CLASS); + + PKCS12_free(*ud); + *ud = NULL; + + return 0; +} /* p12__gc() */ + + +static const luaL_Reg p12_methods[] = { + { "tostring", &p12__tostring }, + { NULL, NULL }, +}; + +static const luaL_Reg p12_metatable[] = { + { "__tostring", &p12__tostring }, + { "__gc", &p12__gc }, + { NULL, NULL }, +}; + +static const luaL_Reg p12_globals[] = { + { "new", &p12_new }, + { "interpose", &p12_interpose }, + { NULL, NULL }, +}; + +int luaopen__openssl_pkcs12(lua_State *L) { + initall(L); + + luaL_newlib(L, p12_globals); + + return 1; +} /* luaopen__openssl_pkcs12() */ + + /* * SSL_CTX - openssl.ssl.context * @@ -4759,6 +4891,7 @@ static void initall(lua_State *L) { addclass(L, X509_CRL_CLASS, xx_methods, xx_metatable); addclass(L, X509_CHAIN_CLASS, xl_methods, xl_metatable); addclass(L, X509_STORE_CLASS, xs_methods, xs_metatable); + addclass(L, PKCS12_CLASS, p12_methods, p12_metatable); addclass(L, SSL_CTX_CLASS, sx_methods, sx_metatable); addclass(L, SSL_CLASS, ssl_methods, ssl_metatable); addclass(L, DIGEST_CLASS, md_methods, md_metatable); diff --git a/src/openssl.pkcs12.lua b/src/openssl.pkcs12.lua new file mode 100644 index 0000000..d8f70c2 --- /dev/null +++ b/src/openssl.pkcs12.lua @@ -0,0 +1 @@ +return require('_openssl.pkcs12') -- cgit v1.2.3-59-g8ed1b