commit 9190468246c75051a4dd11ec95342df50ea1dc75 Author: Nick Mathewson nickm@torproject.org Date: Thu Sep 25 17:50:13 2014 -0400

Fix warnings on 32-bit builds.

When size_t is the most memory you can have, make sure that things referring to real parts of memory are size_t, not uint64_t or off_t.

But not on any released Tor. --- src/common/crypto_curve25519.c | 8 +++++--- src/ext/ed25519/ref10/ed25519_ref10.h | 4 ++-- src/ext/ed25519/ref10/open.c | 2 +- src/ext/ed25519/ref10/sign.c | 2 +- 4 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/src/common/crypto_curve25519.c b/src/common/crypto_curve25519.c index 44b280a..dcb1e95 100644 --- a/src/common/crypto_curve25519.c +++ b/src/common/crypto_curve25519.c @@ -181,6 +181,7 @@ crypto_read_tagged_contents_from_file(const char *fname, char *content = NULL; struct stat st; ssize_t r = -1; + size_t st_size;

*tag_out = NULL; st.st_size = 0; @@ -189,6 +190,7 @@ crypto_read_tagged_contents_from_file(const char *fname, goto end; if (st.st_size < 32 || st.st_size > 32 + data_out_len) goto end; + st_size = (size_t)st.st_size;

memcpy(prefix, content, 32); prefix[32] = 0; @@ -205,12 +207,12 @@ crypto_read_tagged_contents_from_file(const char *fname, *tag_out = tor_strndup(prefix+5+strlen(typestring), strlen(prefix)-8-strlen(typestring));

- memcpy(data_out, content+32, st.st_size-32); - r = st.st_size - 32; + memcpy(data_out, content+32, st_size-32); + r = st_size - 32;

end: if (content) - memwipe(content, 0, st.st_size); + memwipe(content, 0, st_size); tor_free(content); return r; } diff --git a/src/ext/ed25519/ref10/ed25519_ref10.h b/src/ext/ed25519/ref10/ed25519_ref10.h index 8c77b0e..af7e21a 100644 --- a/src/ext/ed25519/ref10/ed25519_ref10.h +++ b/src/ext/ed25519/ref10/ed25519_ref10.h @@ -9,11 +9,11 @@ int ed25519_ref10_pubkey(unsigned char *pk,const unsigned char *sk); int ed25519_ref10_keygen(unsigned char *pk,unsigned char *sk); int ed25519_ref10_open( const unsigned char *signature, - const unsigned char *m,uint64_t mlen, + const unsigned char *m, size_t mlen, const unsigned char *pk); int ed25519_ref10_sign( unsigned char *sig, - const unsigned char *m,uint64_t mlen, + const unsigned char *m, size_t mlen, const unsigned char *sk, const unsigned char *pk);

/* Added in Tor */ diff --git a/src/ext/ed25519/ref10/open.c b/src/ext/ed25519/ref10/open.c index 0e7abba..9dbeb4c 100644 --- a/src/ext/ed25519/ref10/open.c +++ b/src/ext/ed25519/ref10/open.c @@ -9,7 +9,7 @@ /* 'signature' must be 64-bytes long. */ int crypto_sign_open( const unsigned char *signature, - const unsigned char *m,uint64_t mlen, + const unsigned char *m, size_t mlen, const unsigned char *pk ) { diff --git a/src/ext/ed25519/ref10/sign.c b/src/ext/ed25519/ref10/sign.c index e37b0d1..1190a0f 100644 --- a/src/ext/ed25519/ref10/sign.c +++ b/src/ext/ed25519/ref10/sign.c @@ -7,7 +7,7 @@

int crypto_sign( unsigned char *sig, - const unsigned char *m,uint64_t mlen, + const unsigned char *m, size_t mlen, const unsigned char *sk,const unsigned char *pk ) {