turn some buffers into TLS

[xonotic/d0_blind_id.git] / d0_blind_id.c

diff --git a/d0_blind_id.c b/d0_blind_id.c
index fd32cdb75b7b7c0af0125edc5e2c949d2216be7e..1920cdc1af9ff4c3e50d8df3cdcb074fc7034db9 100644 (file)
--- a/d0_blind_id.c
+++ b/d0_blind_id.c
@@ -317,7 +317,7 @@ D0_WARN_UNUSED_RESULT D0_BOOL d0_longhash_destructive(unsigned char *convbuf, si
 
 D0_WARN_UNUSED_RESULT D0_BOOL d0_longhash_bignum(const d0_bignum_t *in, unsigned char *outbuf, size_t outbuflen)
 {
-       unsigned char convbuf[1024];
+       static __thread unsigned char convbuf[1024];
        size_t sz;
 
        CHECK(d0_bignum_export_unsigned(in, convbuf, sizeof(convbuf)) >= 0);
@@ -464,7 +464,7 @@ fail:
 D0_WARN_UNUSED_RESULT D0_BOOL d0_blind_id_fingerprint64_public_key(const d0_blind_id_t *ctx, char *outbuf, size_t *outbuflen)
 {
        d0_iobuf_t *out = NULL;
-       unsigned char convbuf[2048];
+       static __thread unsigned char convbuf[2048];
        d0_iobuf_t *conv = NULL;
        size_t sz, n;
 
@@ -554,7 +554,7 @@ fail:
 D0_WARN_UNUSED_RESULT D0_BOOL d0_blind_id_generate_private_id_request(d0_blind_id_t *ctx, char *outbuf, size_t *outbuflen)
 {
        d0_iobuf_t *out = NULL;
-       unsigned char shabuf[2048];
+       static __thread unsigned char shabuf[2048];
        size_t sz;
 
        // temps: temp0 rsa_blind_signature_camouflage^challenge, temp1 (4^s)*rsa_blind_signature_camouflage^challenge
@@ -743,7 +743,7 @@ D0_WARN_UNUSED_RESULT D0_BOOL d0_blind_id_authenticate_with_private_id_start(d0_
 //   1. get random r, send HASH(4^r)
 {
        d0_iobuf_t *out = NULL;
-       unsigned char convbuf[1024];
+       static __thread unsigned char convbuf[1024];
        d0_iobuf_t *conv = NULL;
        size_t sz = 0;
        D0_BOOL failed = 0;
@@ -816,7 +816,7 @@ D0_WARN_UNUSED_RESULT D0_BOOL d0_blind_id_authenticate_with_private_id_challenge
 {
        d0_iobuf_t *in = NULL;
        d0_iobuf_t *out = NULL;
-       unsigned char shabuf[2048];
+       static __thread unsigned char shabuf[2048];
        size_t sz;
 
        // temps: temp0 order, temp0 signature check
@@ -961,7 +961,7 @@ D0_WARN_UNUSED_RESULT D0_BOOL d0_blind_id_authenticate_with_private_id_verify(d0
 //      (check using H(g^r) which we know)
 {
        d0_iobuf_t *in = NULL;
-       unsigned char convbuf[1024];
+       static __thread unsigned char convbuf[1024];
        d0_iobuf_t *conv = NULL;
        size_t sz;
 
@@ -1028,7 +1028,7 @@ fail:
 D0_WARN_UNUSED_RESULT D0_BOOL d0_blind_id_authenticate_with_private_id_generate_missing_signature(d0_blind_id_t *ctx)
 {
        size_t sz;
-       unsigned char shabuf[2048];
+       static __thread unsigned char shabuf[2048];
 
        REPLACING(schnorr_H_g_to_s_signature);
        USING(schnorr_g_to_s); USING(rsa_d); USING(rsa_n);
@@ -1054,7 +1054,7 @@ D0_WARN_UNUSED_RESULT D0_BOOL d0_blind_id_sign_with_private_id_sign_internal(d0_
 {
        d0_iobuf_t *out = NULL;
        unsigned char *convbuf = NULL;
-       unsigned char shabuf[2048];
+       static __thread unsigned char shabuf[2048];
        d0_iobuf_t *conv = NULL;
        size_t sz = 0;
 
@@ -1128,7 +1128,7 @@ D0_WARN_UNUSED_RESULT D0_BOOL d0_blind_id_sign_with_private_id_verify_internal(d
        d0_iobuf_t *in = NULL;
        d0_iobuf_t *conv = NULL;
        unsigned char *convbuf = NULL;
-       unsigned char shabuf[2048];
+       static __thread unsigned char shabuf[2048];
        size_t sz;
 
        if(is_first)
@@ -1240,7 +1240,7 @@ D0_WARN_UNUSED_RESULT D0_BOOL d0_blind_id_sign_with_private_id_verify_detached(d
 D0_WARN_UNUSED_RESULT D0_BOOL d0_blind_id_fingerprint64_public_id(const d0_blind_id_t *ctx, char *outbuf, size_t *outbuflen)
 {
        d0_iobuf_t *out = NULL;
-       unsigned char convbuf[1024];
+       static __thread unsigned char convbuf[1024];
        d0_iobuf_t *conv = NULL;
        size_t sz, n;