108 lines
2.9 KiB
PHP
108 lines
2.9 KiB
PHP
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MODULE = CryptX PACKAGE = Crypt::Stream::Sosemanuk
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PROTOTYPES: DISABLE
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Crypt::Stream::Sosemanuk
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new(Class, SV * key, SV * nonce=&PL_sv_undef)
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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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k = (unsigned char *)SvPVbyte(key, k_len);
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Newz(0, RETVAL, 1, sosemanuk_state);
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if (!RETVAL) croak("FATAL: Newz failed");
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rv = sosemanuk_setup(RETVAL, k, (unsigned long)k_len);
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if (rv != CRYPT_OK) {
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Safefree(RETVAL);
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croak("FATAL: sosemanuk_setup failed: %s", error_to_string(rv));
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}
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if (SvOK(nonce)) {
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if (!SvPOK(nonce)) croak("FATAL: nonce must be string/buffer scalar");
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iv = (unsigned char *)SvPVbyte(nonce, iv_len);
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rv = sosemanuk_setiv(RETVAL, iv, (unsigned long)iv_len);
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}
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else {
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rv = sosemanuk_setiv(RETVAL, NULL, 0);
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}
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if (rv != CRYPT_OK) {
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Safefree(RETVAL);
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croak("FATAL: sosemanuk_setiv 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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void
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DESTROY(Crypt::Stream::Sosemanuk self)
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CODE:
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sosemanuk_done(self);
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Safefree(self);
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Crypt::Stream::Sosemanuk
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clone(Crypt::Stream::Sosemanuk self)
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CODE:
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Newz(0, RETVAL, 1, sosemanuk_state);
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if (!RETVAL) croak("FATAL: Newz failed");
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Copy(self, RETVAL, 1, sosemanuk_state);
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OUTPUT:
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RETVAL
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SV *
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keystream(Crypt::Stream::Sosemanuk 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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if (out_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, out_len); /* avoid zero! */
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SvPOK_only(RETVAL);
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SvCUR_set(RETVAL, out_len);
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out_data = (unsigned char *)SvPVX(RETVAL);
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rv = sosemanuk_keystream(self, out_data, (unsigned long)out_len);
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if (rv != CRYPT_OK) {
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SvREFCNT_dec(RETVAL);
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croak("FATAL: sosemanuk_keystream failed: %s", error_to_string(rv));
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}
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}
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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::Sosemanuk 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); /* avoid zero! */
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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 *)SvPVX(RETVAL);
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rv = sosemanuk_crypt(self, in_data, (unsigned long)in_data_len, out_data);
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if (rv != CRYPT_OK) {
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SvREFCNT_dec(RETVAL);
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croak("FATAL: sosemanuk_crypt failed: %s", error_to_string(rv));
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}
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}
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}
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OUTPUT:
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RETVAL
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