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Make libsodium an optional dependency

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This commit is contained in:
Eelco Dolstra 2015-02-10 11:54:06 +01:00
parent 5d9cd27dce
commit 1c972cba14
6 changed files with 28 additions and 2 deletions
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10
perl/lib/Nix/Store.xs
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@ -11,7 +11,9 @@
#include <misc.hh>
#include <util.hh>
#if HAVE_SODIUM
#include <sodium.h>
#endif
using namespace nix;
@ -228,6 +230,7 @@ SV * hashString(char * algo, int base32, char * s)
SV * signString(SV * secretKey_, char * msg)
PPCODE:
try {
#if HAVE_SODIUM
STRLEN secretKeyLen;
unsigned char * secretKey = (unsigned char *) SvPV(secretKey_, secretKeyLen);
if (secretKeyLen != crypto_sign_SECRETKEYBYTES)
@ -237,6 +240,9 @@ SV * signString(SV * secretKey_, char * msg)
unsigned long long sigLen;
crypto_sign_detached(sig, &sigLen, (unsigned char *) msg, strlen(msg), secretKey);
XPUSHs(sv_2mortal(newSVpv((char *) sig, sigLen)));
#else
throw Error("Nix was not compiled with libsodium, required for signed binary cache support");
#endif
} catch (Error & e) {
croak(e.what());
}
@ -245,6 +251,7 @@ SV * signString(SV * secretKey_, char * msg)
int checkSignature(SV * publicKey_, SV * sig_, char * msg)
CODE:
try {
#if HAVE_SODIUM
STRLEN publicKeyLen;
unsigned char * publicKey = (unsigned char *) SvPV(publicKey_, publicKeyLen);
if (publicKeyLen != crypto_sign_PUBLICKEYBYTES)
@ -256,6 +263,9 @@ int checkSignature(SV * publicKey_, SV * sig_, char * msg)
throw Error("signature is not valid");
RETVAL = crypto_sign_verify_detached(sig, (unsigned char *) msg, strlen(msg), publicKey) == 0;
#else
throw Error("Nix was not compiled with libsodium, required for signed binary cache support");
#endif
} catch (Error & e) {
croak(e.what());
}