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  • openssl/ossl_ssl.c

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OpenSSL::SSL::SSLContext

class SSLContext

Public Class Methods

new(p1 = v1) click to toggle source 
 
               static VALUE
ossl_sslctx_initialize(int argc, VALUE *argv, VALUE self)
{
    VALUE ssl_method;
    SSL_METHOD *method = NULL;
    SSL_CTX *ctx;
    int i;
    char *s;

    for(i = 0; i < numberof(ossl_sslctx_attrs); i++){
        char buf[32];
        snprintf(buf, sizeof(buf), "@%s", ossl_sslctx_attrs[i]);
        rb_iv_set(self, buf, Qnil);
    }
    if (rb_scan_args(argc, argv, "01", &ssl_method) == 0){
        return self;
    }
    if(TYPE(ssl_method) == T_SYMBOL)
        s = rb_id2name(SYM2ID(ssl_method));
    else
        s =  StringValuePtr(ssl_method);
    for (i = 0; i < numberof(ossl_ssl_method_tab); i++) {
        if (strcmp(ossl_ssl_method_tab[i].name, s) == 0) {
            method = ossl_ssl_method_tab[i].func();
            break;
        }
    }
    if (!method) {
        ossl_raise(rb_eArgError, "unknown SSL method `%s'.", s);
    }
    Data_Get_Struct(self, SSL_CTX, ctx);
    if (SSL_CTX_set_ssl_version(ctx, method) != 1) {
        ossl_raise(eSSLError, "SSL_CTX_set_ssl_version:");
    }

    return self;
}

Public Instance Methods

ciphers() click to toggle source 
 
               static VALUE
ossl_sslctx_get_ciphers(VALUE self)
{
    SSL_CTX *ctx;
    STACK_OF(SSL_CIPHER) *ciphers;
    SSL_CIPHER *cipher;
    VALUE ary;
    int i, num;

    Data_Get_Struct(self, SSL_CTX, ctx);
    if(!ctx){
        rb_warning("SSL_CTX is not initialized.");
        return Qnil;
    }
    ciphers = ctx->cipher_list;

    if (!ciphers)
        return rb_ary_new();

    num = sk_num((STACK*)ciphers);
    ary = rb_ary_new2(num);
    for(i = 0; i < num; i++){
        cipher = (SSL_CIPHER*)sk_value((STACK*)ciphers, i);
        rb_ary_push(ary, ossl_ssl_cipher_to_ary(cipher));
    }
    return ary;
}
ciphers=(p1) click to toggle source 
 
               static VALUE
ossl_sslctx_set_ciphers(VALUE self, VALUE v)
{
    SSL_CTX *ctx;
    VALUE str, elem;
    int i;

    rb_check_frozen(self);
    if (NIL_P(v))
        return v;
    else if (TYPE(v) == T_ARRAY) {
        str = rb_str_new(0, 0);
        for (i = 0; i < RARRAY(v)->len; i++) {
            elem = rb_ary_entry(v, i);
            if (TYPE(elem) == T_ARRAY) elem = rb_ary_entry(elem, 0);
            elem = rb_String(elem);
            rb_str_append(str, elem);
            if (i < RARRAY(v)->len-1) rb_str_cat2(str, ":");
        }
    } else {
        str = v;
        StringValue(str);
    }

    Data_Get_Struct(self, SSL_CTX, ctx);
    if(!ctx){
        ossl_raise(eSSLError, "SSL_CTX is not initialized.");
        return Qnil;
    }
    if (!SSL_CTX_set_cipher_list(ctx, RSTRING(str)->ptr)) {
        ossl_raise(eSSLError, "SSL_CTX_set_cipher_list:");
    }

    return v;
}