83 lines
2.5 KiB
PHP
83 lines
2.5 KiB
PHP
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MODULE = CryptX PACKAGE = Crypt::Stream::Sober128
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Crypt::Stream::Sober128
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_new(SV * key, SV * nonce)
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CODE:
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{
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int rv;
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STRLEN iv_len=0, k_len=0;
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unsigned char *iv=NULL, *k=NULL;
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if (!SvPOK(key)) croak("FATAL: key must be string/buffer scalar");
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if (!SvPOK(nonce)) croak("FATAL: nonce must be string/buffer scalar");
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k = (unsigned char *) SvPVbyte(key, k_len);
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iv = (unsigned char *) SvPVbyte(nonce, iv_len);
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Newz(0, RETVAL, 1, struct sober128_struct);
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if (!RETVAL) croak("FATAL: Newz failed");
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rv = sober128_stream_setup(&RETVAL->state, k, (unsigned long)k_len);
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if (rv != CRYPT_OK) croak("FATAL: sober128_stream_setup failed: %s", error_to_string(rv));
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rv = sober128_stream_setiv(&RETVAL->state, iv, (unsigned long)iv_len);
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if (rv != CRYPT_OK) croak("FATAL: sober128_stream_setiv failed: %s", error_to_string(rv));
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}
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OUTPUT:
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RETVAL
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void
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DESTROY(Crypt::Stream::Sober128 self)
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CODE:
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sober128_stream_done(&self->state);
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Safefree(self);
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Crypt::Stream::Sober128
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clone(Crypt::Stream::Sober128 self)
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CODE:
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Newz(0, RETVAL, 1, struct sober128_struct);
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if (!RETVAL) croak("FATAL: Newz failed");
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Copy(&self->state, &RETVAL->state, 1, struct sober128_struct);
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OUTPUT:
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RETVAL
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SV *
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keystream(Crypt::Stream::Sober128 self, STRLEN out_len)
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CODE:
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{
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int rv;
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unsigned char *out_data;
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RETVAL = NEWSV(0, out_len);
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SvPOK_only(RETVAL);
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SvCUR_set(RETVAL, out_len);
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out_data = (unsigned char *)SvPV_nolen(RETVAL);
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rv = sober128_stream_keystream(&self->state, out_data, out_len);
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if (rv != CRYPT_OK) croak("FATAL: sober128_stream_keystream failed: %s", error_to_string(rv));
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}
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OUTPUT:
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RETVAL
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SV *
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crypt(Crypt::Stream::Sober128 self, SV * data)
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CODE:
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{
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int rv;
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STRLEN in_data_len;
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unsigned char *in_data, *out_data;
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in_data = (unsigned char *)SvPVbyte(data, in_data_len);
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if (in_data_len==0) {
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RETVAL = newSVpvn("", 0);
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}
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else {
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RETVAL = NEWSV(0, in_data_len);
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SvPOK_only(RETVAL);
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SvCUR_set(RETVAL, in_data_len);
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out_data = (unsigned char *)SvPV_nolen(RETVAL);
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rv = sober128_stream_crypt(&self->state, in_data, (unsigned long)in_data_len, out_data);
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if (rv != CRYPT_OK) croak("FATAL: sober128_stream_crypt failed: %s", error_to_string(rv));
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}
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}
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OUTPUT:
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RETVAL
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