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-rw-r--r--src/common/aes.c7
-rw-r--r--src/common/aes.h4
-rw-r--r--src/common/compat.h4
-rw-r--r--src/common/crypto.c117
-rw-r--r--src/common/crypto.h54
-rw-r--r--src/common/torgzip.c8
-rw-r--r--src/common/tortls.c8
7 files changed, 105 insertions, 97 deletions
diff --git a/src/common/aes.c b/src/common/aes.c
index c1e05f1009..1f7195cbc2 100644
--- a/src/common/aes.c
+++ b/src/common/aes.c
@@ -84,9 +84,10 @@ aes_new_cipher()
* the counter to 0.
*/
void
-aes_set_key(aes_cnt_cipher_t *cipher, const unsigned char *key, int key_bits)
+aes_set_key(aes_cnt_cipher_t *cipher, const char *key, int key_bits)
{
- cipher->nr = rijndaelKeySetupEnc(cipher->rk, key, key_bits);
+ cipher->nr = rijndaelKeySetupEnc(cipher->rk, (const unsigned char*)key,
+ key_bits);
cipher->counter0 = 0;
cipher->counter1 = 0;
cipher->pos = 0;
@@ -108,7 +109,7 @@ aes_free_cipher(aes_cnt_cipher_t *cipher)
* by <b>len</b> bytes as it encrypts.
*/
void
-aes_crypt(aes_cnt_cipher_t *cipher, const char *input, int len, char *output)
+aes_crypt(aes_cnt_cipher_t *cipher, const char *input, size_t len, char *output)
{
int c = cipher->pos;
if (!len) return;
diff --git a/src/common/aes.h b/src/common/aes.h
index 4afed2314d..44e8b00910 100644
--- a/src/common/aes.h
+++ b/src/common/aes.h
@@ -21,8 +21,8 @@ typedef struct aes_cnt_cipher aes_cnt_cipher_t;
aes_cnt_cipher_t* aes_new_cipher(void);
void aes_free_cipher(aes_cnt_cipher_t *cipher);
-void aes_set_key(aes_cnt_cipher_t *cipher, const unsigned char *key, int key_bits);
-void aes_crypt(aes_cnt_cipher_t *cipher, const char *input, int len, char *output);
+void aes_set_key(aes_cnt_cipher_t *cipher, const char *key, int key_bits);
+void aes_crypt(aes_cnt_cipher_t *cipher, const char *input, size_t len, char *output);
uint64_t aes_get_counter(aes_cnt_cipher_t *cipher);
void aes_set_counter(aes_cnt_cipher_t *cipher, uint64_t counter);
void aes_adjust_counter(aes_cnt_cipher_t *cipher, long delta);
diff --git a/src/common/compat.h b/src/common/compat.h
index 87e100c121..91475d0187 100644
--- a/src/common/compat.h
+++ b/src/common/compat.h
@@ -135,6 +135,10 @@ int replace_file(const char *from, const char *to);
#define tor_close_socket(s) close(s)
#endif
+#if (SIZEOF_SOCKLEN_T == 0)
+typedef int socklen_t;
+#endif
+
/* Now that we use libevent, all real sockets are safe for polling ... or
* if they aren't, libevent will help us. */
#define SOCKET_IS_POLLABLE(fd) ((fd)>=0)
diff --git a/src/common/crypto.c b/src/common/crypto.c
index 91af2d58d6..7f86bfc372 100644
--- a/src/common/crypto.c
+++ b/src/common/crypto.c
@@ -93,7 +93,7 @@ struct crypto_pk_env_t
struct crypto_cipher_env_t
{
- unsigned char key[CIPHER_KEY_LEN];
+ char key[CIPHER_KEY_LEN];
aes_cnt_cipher_t *cipher;
};
@@ -597,12 +597,12 @@ int crypto_pk_cmp_keys(crypto_pk_env_t *a, crypto_pk_env_t *b) {
}
/** Return the size of the public key modulus in <b>env</b>, in bytes. */
-int crypto_pk_keysize(crypto_pk_env_t *env)
+size_t crypto_pk_keysize(crypto_pk_env_t *env)
{
tor_assert(env);
tor_assert(env->key);
- return RSA_size(env->key);
+ return (size_t) RSA_size(env->key);
}
/** Increase the reference count of <b>env</b>, and return it.
@@ -621,16 +621,16 @@ crypto_pk_env_t *crypto_pk_dup_key(crypto_pk_env_t *env) {
* written. On failure, return -1.
*/
int
-crypto_pk_public_encrypt(crypto_pk_env_t *env, unsigned char *to,
- const unsigned char *from, int fromlen, int padding)
+crypto_pk_public_encrypt(crypto_pk_env_t *env, char *to,
+ const char *from, size_t fromlen, int padding)
{
int r;
tor_assert(env);
tor_assert(from);
tor_assert(to);
- r = RSA_public_encrypt(fromlen, (unsigned char*)from, to, env->key,
- crypto_get_rsa_padding(padding));
+ r = RSA_public_encrypt(fromlen, (unsigned char*)from, (unsigned char*)to,
+ env->key, crypto_get_rsa_padding(padding));
if (r<0) {
crypto_log_errors(LOG_WARN, "performing RSA encryption");
return -1;
@@ -644,8 +644,8 @@ crypto_pk_public_encrypt(crypto_pk_env_t *env, unsigned char *to,
* written. On failure, return -1.
*/
int
-crypto_pk_private_decrypt(crypto_pk_env_t *env, unsigned char *to,
- const unsigned char *from, int fromlen,
+crypto_pk_private_decrypt(crypto_pk_env_t *env, char *to,
+ const char *from, size_t fromlen,
int padding, int warnOnFailure)
{
int r;
@@ -657,8 +657,9 @@ crypto_pk_private_decrypt(crypto_pk_env_t *env, unsigned char *to,
/* Not a private key */
return -1;
- r = RSA_private_decrypt(fromlen, (unsigned char*)from, to, env->key,
- crypto_get_rsa_padding(padding));
+ r = RSA_private_decrypt(fromlen, (unsigned char*)from, (unsigned char*)to,
+ env->key, crypto_get_rsa_padding(padding));
+
if (r<0) {
crypto_log_errors(warnOnFailure?LOG_WARN:LOG_INFO,
"performing RSA decryption");
@@ -673,14 +674,14 @@ crypto_pk_private_decrypt(crypto_pk_env_t *env, unsigned char *to,
* On failure, return -1.
*/
int
-crypto_pk_public_checksig(crypto_pk_env_t *env, unsigned char *to,
- const unsigned char *from, int fromlen)
+crypto_pk_public_checksig(crypto_pk_env_t *env, char *to,
+ const char *from, size_t fromlen)
{
int r;
tor_assert(env);
tor_assert(from);
tor_assert(to);
- r = RSA_public_decrypt(fromlen, (unsigned char*)from, to, env->key, RSA_PKCS1_PADDING);
+ r = RSA_public_decrypt(fromlen, (unsigned char*)from, (unsigned char*)to, env->key, RSA_PKCS1_PADDING);
if (r<0) {
crypto_log_errors(LOG_WARN, "checking RSA signature");
@@ -695,8 +696,8 @@ crypto_pk_public_checksig(crypto_pk_env_t *env, unsigned char *to,
* SHA1(data). Else return -1.
*/
int
-crypto_pk_public_checksig_digest(crypto_pk_env_t *env, const unsigned char *data,
- int datalen, const unsigned char *sig, int siglen)
+crypto_pk_public_checksig_digest(crypto_pk_env_t *env, const char *data,
+ int datalen, const char *sig, int siglen)
{
char digest[DIGEST_LEN];
char buf[PK_BYTES+1];
@@ -729,8 +730,8 @@ crypto_pk_public_checksig_digest(crypto_pk_env_t *env, const unsigned char *data
* -1.
*/
int
-crypto_pk_private_sign(crypto_pk_env_t *env, unsigned char *to,
- const unsigned char *from, int fromlen)
+crypto_pk_private_sign(crypto_pk_env_t *env, char *to,
+ const char *from, size_t fromlen)
{
int r;
tor_assert(env);
@@ -740,7 +741,7 @@ crypto_pk_private_sign(crypto_pk_env_t *env, unsigned char *to,
/* Not a private key */
return -1;
- r = RSA_private_encrypt(fromlen, (unsigned char*)from, to, env->key, RSA_PKCS1_PADDING);
+ r = RSA_private_encrypt(fromlen, (unsigned char*)from, (unsigned char*)to, env->key, RSA_PKCS1_PADDING);
if (r<0) {
crypto_log_errors(LOG_WARN, "generating RSA signature");
return -1;
@@ -754,8 +755,8 @@ crypto_pk_private_sign(crypto_pk_env_t *env, unsigned char *to,
* success, and -1 on failure.
*/
int
-crypto_pk_private_sign_digest(crypto_pk_env_t *env, unsigned char *to,
- const unsigned char *from, int fromlen)
+crypto_pk_private_sign_digest(crypto_pk_env_t *env, char *to,
+ const char *from, size_t fromlen)
{
char digest[DIGEST_LEN];
if (crypto_digest(digest,from,fromlen)<0)
@@ -781,12 +782,13 @@ crypto_pk_private_sign_digest(crypto_pk_env_t *env, unsigned char *to,
* the source data encrypted in AES-CTR mode with the symmetric key.
*/
int crypto_pk_public_hybrid_encrypt(crypto_pk_env_t *env,
- unsigned char *to,
- const unsigned char *from,
- int fromlen,
+ char *to,
+ const char *from,
+ size_t fromlen,
int padding, int force)
{
- int overhead, pkeylen, outlen, r, symlen;
+ int overhead, outlen, r, symlen;
+ size_t pkeylen;
crypto_cipher_env_t *cipher = NULL;
char buf[PK_BYTES+1];
@@ -825,7 +827,7 @@ int crypto_pk_public_hybrid_encrypt(crypto_pk_env_t *env,
symlen = fromlen-(pkeylen-overhead-CIPHER_KEY_LEN);
outlen = crypto_pk_public_encrypt(env,to,buf,pkeylen-overhead,padding);
- if (outlen!=pkeylen) {
+ if (outlen!=(int)pkeylen) {
goto err;
}
r = crypto_cipher_encrypt(cipher, to+outlen,
@@ -843,12 +845,13 @@ int crypto_pk_public_hybrid_encrypt(crypto_pk_env_t *env,
/** Invert crypto_pk_public_hybrid_encrypt. */
int crypto_pk_private_hybrid_decrypt(crypto_pk_env_t *env,
- unsigned char *to,
- const unsigned char *from,
- int fromlen,
+ char *to,
+ const char *from,
+ size_t fromlen,
int padding, int warnOnFailure)
{
- int overhead, pkeylen, outlen, r;
+ int overhead, outlen, r;
+ size_t pkeylen;
crypto_cipher_env_t *cipher = NULL;
char buf[PK_BYTES+1];
@@ -913,7 +916,7 @@ int crypto_pk_asn1_encode(crypto_pk_env_t *pk, char *dest, int dest_len)
/** Decode an ASN.1-encoded public key from <b>str</b>; return the result on
* success and NULL on failure.
*/
-crypto_pk_env_t *crypto_pk_asn1_decode(const char *str, int len)
+crypto_pk_env_t *crypto_pk_asn1_decode(const char *str, size_t len)
{
RSA *rsa;
unsigned char *buf;
@@ -955,7 +958,7 @@ int crypto_pk_get_digest(crypto_pk_env_t *pk, char *digest_out)
free(buf);
return -1;
}
- if (crypto_digest(digest_out, buf, len) < 0) {
+ if (crypto_digest(digest_out, (char*)buf, len) < 0) {
free(buf);
return -1;
}
@@ -976,8 +979,8 @@ int crypto_pk_get_digest(crypto_pk_env_t *pk, char *digest_out)
int
crypto_pk_get_fingerprint(crypto_pk_env_t *pk, char *fp_out, int add_space)
{
- unsigned char digest[DIGEST_LEN];
- unsigned char hexdigest[HEX_DIGEST_LEN+1];
+ char digest[DIGEST_LEN];
+ char hexdigest[HEX_DIGEST_LEN+1];
if (crypto_pk_get_digest(pk, digest)) {
return -1;
}
@@ -1025,7 +1028,7 @@ int crypto_cipher_generate_key(crypto_cipher_env_t *env)
* CIPHER_KEY_LEN bytes of <b>key</b>. Does not initialize the cipher.
* Return 0 on success, -1 on failure.
*/
-int crypto_cipher_set_key(crypto_cipher_env_t *env, const unsigned char *key)
+int crypto_cipher_set_key(crypto_cipher_env_t *env, const char *key)
{
tor_assert(env);
tor_assert(key);
@@ -1040,7 +1043,7 @@ int crypto_cipher_set_key(crypto_cipher_env_t *env, const unsigned char *key)
/** Return a pointer to the key set for the cipher in <b>env</b>.
*/
-const unsigned char *crypto_cipher_get_key(crypto_cipher_env_t *env)
+const char *crypto_cipher_get_key(crypto_cipher_env_t *env)
{
return env->key;
}
@@ -1072,8 +1075,8 @@ int crypto_cipher_decrypt_init_cipher(crypto_cipher_env_t *env)
* On failure, return -1.
*/
int
-crypto_cipher_encrypt(crypto_cipher_env_t *env, unsigned char *to,
- const unsigned char *from, unsigned int fromlen)
+crypto_cipher_encrypt(crypto_cipher_env_t *env, char *to,
+ const char *from, size_t fromlen)
{
tor_assert(env);
tor_assert(env->cipher);
@@ -1090,8 +1093,8 @@ crypto_cipher_encrypt(crypto_cipher_env_t *env, unsigned char *to,
* On failure, return -1.
*/
int
-crypto_cipher_decrypt(crypto_cipher_env_t *env, unsigned char *to,
- const unsigned char *from, unsigned int fromlen)
+crypto_cipher_decrypt(crypto_cipher_env_t *env, char *to,
+ const char *from, size_t fromlen)
{
tor_assert(env);
tor_assert(from);
@@ -1126,11 +1129,11 @@ crypto_cipher_advance(crypto_cipher_env_t *env, long delta)
* <b>m</b>. Write the DIGEST_LEN byte result into <b>digest</b>.
* Return 0 on success, -1 on failure.
*/
-int crypto_digest(unsigned char *digest, const unsigned char *m, int len)
+int crypto_digest(char *digest, const char *m, size_t len)
{
tor_assert(m);
tor_assert(digest);
- return (SHA1(m,len,digest) == NULL);
+ return (SHA1((const unsigned char*)m,len,(unsigned char*)digest) == NULL);
}
struct crypto_digest_env_t {
@@ -1178,7 +1181,7 @@ crypto_digest_add_bytes(crypto_digest_env_t *digest, const char *data,
void crypto_digest_get_digest(crypto_digest_env_t *digest,
char *out, size_t out_len)
{
- static char r[DIGEST_LEN];
+ static unsigned char r[DIGEST_LEN];
SHA_CTX tmpctx;
tor_assert(digest);
tor_assert(out);
@@ -1337,7 +1340,7 @@ int crypto_dh_get_public(crypto_dh_env_t *dh, char *pubkey, size_t pubkey_len)
return -1;
memset(pubkey, 0, pubkey_len);
- BN_bn2bin(dh->dh->pub_key, pubkey+(pubkey_len-bytes));
+ BN_bn2bin(dh->dh->pub_key, (unsigned char*)(pubkey+(pubkey_len-bytes)));
return 0;
}
@@ -1358,8 +1361,8 @@ int crypto_dh_compute_secret(crypto_dh_env_t *dh,
const char *pubkey, size_t pubkey_len,
char *secret_out, size_t secret_bytes_out)
{
- unsigned char hash[DIGEST_LEN];
- unsigned char *secret_tmp = NULL;
+ char hash[DIGEST_LEN];
+ char *secret_tmp = NULL;
BIGNUM *pubkey_bn = NULL;
size_t secret_len=0;
unsigned int i;
@@ -1367,10 +1370,10 @@ int crypto_dh_compute_secret(crypto_dh_env_t *dh,
tor_assert(dh);
tor_assert(secret_bytes_out/DIGEST_LEN <= 255);
- if (!(pubkey_bn = BN_bin2bn(pubkey, pubkey_len, NULL)))
+ if (!(pubkey_bn = BN_bin2bn((const unsigned char*)pubkey, pubkey_len, NULL)))
goto error;
secret_tmp = tor_malloc(crypto_dh_get_bytes(dh)+1);
- result = DH_compute_key(secret_tmp, pubkey_bn, dh->dh);
+ result = DH_compute_key((unsigned char*)secret_tmp, pubkey_bn, dh->dh);
if (result < 0) {
log_fn(LOG_WARN,"DH_compute_key() failed.");
goto error;
@@ -1475,11 +1478,11 @@ int crypto_seed_rng(void)
/** Write n bytes of strong random data to <b>to</b>. Return 0 on
* success, -1 on failure.
*/
-int crypto_rand(unsigned char *to, unsigned int n)
+int crypto_rand(char *to, size_t n)
{
int r;
tor_assert(to);
- r = RAND_bytes(to, n);
+ r = RAND_bytes((unsigned char*)to, n);
if (r == 0)
crypto_log_errors(LOG_WARN, "generating random data");
return (r == 1) ? 0 : -1;
@@ -1488,10 +1491,10 @@ int crypto_rand(unsigned char *to, unsigned int n)
/** Write n bytes of pseudorandom data to <b>to</b>. Return 0 on
* success, -1 on failure.
*/
-void crypto_pseudo_rand(unsigned char *to, unsigned int n)
+void crypto_pseudo_rand(char *to, size_t n)
{
tor_assert(to);
- if (RAND_pseudo_bytes(to, n) == -1) {
+ if (RAND_pseudo_bytes((unsigned char*)to, n) == -1) {
log_fn(LOG_ERR, "RAND_pseudo_bytes failed unexpectedly.");
crypto_log_errors(LOG_WARN, "generating random data");
exit(1);
@@ -1512,7 +1515,7 @@ int crypto_pseudo_rand_int(unsigned int max) {
*/
cutoff = UINT_MAX - (UINT_MAX%max);
while (1) {
- crypto_pseudo_rand((unsigned char*) &val, sizeof(val));
+ crypto_pseudo_rand((char*)&val, sizeof(val));
if (val < cutoff)
return val % max;
}
@@ -1548,8 +1551,8 @@ base64_encode(char *dest, size_t destlen, const char *src, size_t srclen)
return -1;
EVP_EncodeInit(&ctx);
- EVP_EncodeUpdate(&ctx, dest, &len, (char*) src, srclen);
- EVP_EncodeFinal(&ctx, dest+len, &ret);
+ EVP_EncodeUpdate(&ctx, (unsigned char*)dest, &len, (unsigned char*)src, srclen);
+ EVP_EncodeFinal(&ctx, (unsigned char*)(dest+len), &ret);
ret += len;
return ret;
}
@@ -1577,8 +1580,8 @@ base64_decode(char *dest, size_t destlen, const char *src, size_t srclen)
return -1;
EVP_DecodeInit(&ctx);
- EVP_DecodeUpdate(&ctx, dest, &len, (char*) src, srclen);
- EVP_DecodeFinal(&ctx, dest, &ret);
+ EVP_DecodeUpdate(&ctx, (unsigned char*)dest, &len, (unsigned char*)src, srclen);
+ EVP_DecodeFinal(&ctx, (unsigned char*)dest, &ret);
ret += len;
return ret;
}
diff --git a/src/common/crypto.h b/src/common/crypto.h
index 9a4fabd1c0..06245668cf 100644
--- a/src/common/crypto.h
+++ b/src/common/crypto.h
@@ -73,53 +73,53 @@ crypto_pk_env_t *crypto_pk_DER64_decode_public_key(const char *in);
int crypto_pk_check_key(crypto_pk_env_t *env);
int crypto_pk_cmp_keys(crypto_pk_env_t *a, crypto_pk_env_t *b);
-int crypto_pk_keysize(crypto_pk_env_t *env);
+size_t crypto_pk_keysize(crypto_pk_env_t *env);
crypto_pk_env_t *crypto_pk_dup_key(crypto_pk_env_t *orig);
-int crypto_pk_public_encrypt(crypto_pk_env_t *env, unsigned char *to,
- const unsigned char *from, int fromlen, int padding);
-int crypto_pk_private_decrypt(crypto_pk_env_t *env, unsigned char *to,
- const unsigned char *from, int fromlen,
+int crypto_pk_public_encrypt(crypto_pk_env_t *env, char *to,
+ const char *from, size_t fromlen, int padding);
+int crypto_pk_private_decrypt(crypto_pk_env_t *env, char *to,
+ const char *from, size_t fromlen,
int padding, int warnOnFailure);
-int crypto_pk_public_checksig(crypto_pk_env_t *env, unsigned char *to,
- const unsigned char *from, int fromlen);
-int crypto_pk_public_checksig_digest(crypto_pk_env_t *env, const unsigned char *data,
- int datalen, const unsigned char *sig, int siglen);
-int crypto_pk_private_sign(crypto_pk_env_t *env, unsigned char *to,
- const unsigned char *from, int fromlen);
-int crypto_pk_private_sign_digest(crypto_pk_env_t *env, unsigned char *to,
- const unsigned char *from, int fromlen);
-int crypto_pk_public_hybrid_encrypt(crypto_pk_env_t *env, unsigned char *to,
- const unsigned char *from, int fromlen,
+int crypto_pk_public_checksig(crypto_pk_env_t *env, char *to,
+ const char *from, size_t fromlen);
+int crypto_pk_public_checksig_digest(crypto_pk_env_t *env, const char *data,
+ int datalen, const char *sig, int siglen);
+int crypto_pk_private_sign(crypto_pk_env_t *env, char *to,
+ const char *from, size_t fromlen);
+int crypto_pk_private_sign_digest(crypto_pk_env_t *env, char *to,
+ const char *from, size_t fromlen);
+int crypto_pk_public_hybrid_encrypt(crypto_pk_env_t *env, char *to,
+ const char *from, size_t fromlen,
int padding, int force);
-int crypto_pk_private_hybrid_decrypt(crypto_pk_env_t *env, unsigned char *to,
- const unsigned char *from, int fromlen,
+int crypto_pk_private_hybrid_decrypt(crypto_pk_env_t *env, char *to,
+ const char *from, size_t fromlen,
int padding, int warnOnFailure);
int crypto_pk_asn1_encode(crypto_pk_env_t *pk, char *dest, int dest_len);
-crypto_pk_env_t *crypto_pk_asn1_decode(const char *str, int len);
+crypto_pk_env_t *crypto_pk_asn1_decode(const char *str, size_t len);
int crypto_pk_get_digest(crypto_pk_env_t *pk, char *digest_out);
int crypto_pk_get_fingerprint(crypto_pk_env_t *pk, char *fp_out,int add_space);
int crypto_pk_check_fingerprint_syntax(const char *s);
/* symmetric crypto */
int crypto_cipher_generate_key(crypto_cipher_env_t *env);
-int crypto_cipher_set_key(crypto_cipher_env_t *env, const unsigned char *key);
-const unsigned char *crypto_cipher_get_key(crypto_cipher_env_t *env);
+int crypto_cipher_set_key(crypto_cipher_env_t *env, const char *key);
+const char *crypto_cipher_get_key(crypto_cipher_env_t *env);
int crypto_cipher_encrypt_init_cipher(crypto_cipher_env_t *env);
int crypto_cipher_decrypt_init_cipher(crypto_cipher_env_t *env);
-int crypto_cipher_encrypt(crypto_cipher_env_t *env, unsigned char *to,
- const unsigned char *from, unsigned int fromlen);
-int crypto_cipher_decrypt(crypto_cipher_env_t *env, unsigned char *to,
- const unsigned char *from, unsigned int fromlen);
+int crypto_cipher_encrypt(crypto_cipher_env_t *env, char *to,
+ const char *from, size_t fromlen);
+int crypto_cipher_decrypt(crypto_cipher_env_t *env, char *to,
+ const char *from, size_t fromlen);
/* only implemented for CRYPTO_CIPHER_AES_CTR */
int crypto_cipher_rewind(crypto_cipher_env_t *env, long delta);
int crypto_cipher_advance(crypto_cipher_env_t *env, long delta);
/* SHA-1 */
-int crypto_digest(unsigned char *digest, const unsigned char *m, int len);
+int crypto_digest(char *digest, const char *m, size_t len);
crypto_digest_env_t *crypto_new_digest_env(void);
void crypto_free_digest_env(crypto_digest_env_t *digest);
void crypto_digest_add_bytes(crypto_digest_env_t *digest, const char *data,
@@ -143,8 +143,8 @@ void crypto_dh_free(crypto_dh_env_t *dh);
/* random numbers */
int crypto_seed_rng(void);
-int crypto_rand(unsigned char *to, unsigned int n);
-void crypto_pseudo_rand(unsigned char *to, unsigned int n);
+int crypto_rand(char *to, size_t n);
+void crypto_pseudo_rand(char *to, size_t n);
int crypto_pseudo_rand_int(unsigned int max);
struct smartlist_t;
diff --git a/src/common/torgzip.c b/src/common/torgzip.c
index 23d5dd5a58..2fdcd453fe 100644
--- a/src/common/torgzip.c
+++ b/src/common/torgzip.c
@@ -94,7 +94,7 @@ tor_gzip_compress(char **out, size_t *out_len,
out_size = in_len / 2;
if (out_size < 1024) out_size = 1024;
*out = tor_malloc(out_size);
- stream->next_out = *out;
+ stream->next_out = (unsigned char*)*out;
stream->avail_out = out_size;
while (1) {
@@ -110,7 +110,7 @@ tor_gzip_compress(char **out, size_t *out_len,
offset = stream->next_out - ((unsigned char*)*out);
out_size *= 2;
*out = tor_realloc(*out, out_size);
- stream->next_out = *out + offset;
+ stream->next_out = (unsigned char*)(*out + offset);
stream->avail_out = out_size - offset;
break;
default:
@@ -179,7 +179,7 @@ tor_gzip_uncompress(char **out, size_t *out_len,
if (out_size < 1024) out_size = 1024;
*out = tor_malloc(out_size);
- stream->next_out = *out;
+ stream->next_out = (unsigned char*)*out;
stream->avail_out = out_size;
while (1) {
@@ -195,7 +195,7 @@ tor_gzip_uncompress(char **out, size_t *out_len,
offset = stream->next_out - ((unsigned char*)*out);
out_size *= 2;
*out = tor_realloc(*out, out_size);
- stream->next_out = *out + offset;
+ stream->next_out = (unsigned char*)(*out + offset);
stream->avail_out = out_size - offset;
break;
default:
diff --git a/src/common/tortls.c b/src/common/tortls.c
index 7acc786326..900965b1e1 100644
--- a/src/common/tortls.c
+++ b/src/common/tortls.c
@@ -221,10 +221,10 @@ tor_tls_create_certificate(crypto_pk_env_t *rsa,
goto error;
if ((nid = OBJ_txt2nid("organizationName")) == NID_undef) goto error;
if (!(X509_NAME_add_entry_by_NID(name, nid, MBSTRING_ASC,
- (char*)"TOR", -1, -1, 0))) goto error;
+ (unsigned char*)"TOR", -1, -1, 0))) goto error;
if ((nid = OBJ_txt2nid("commonName")) == NID_undef) goto error;
if (!(X509_NAME_add_entry_by_NID(name, nid, MBSTRING_ASC,
- (char*)cname, -1, -1, 0))) goto error;
+ (unsigned char*)cname, -1, -1, 0))) goto error;
if (!(X509_set_subject_name(x509, name)))
goto error;
@@ -232,10 +232,10 @@ tor_tls_create_certificate(crypto_pk_env_t *rsa,
goto error;
if ((nid = OBJ_txt2nid("organizationName")) == NID_undef) goto error;
if (!(X509_NAME_add_entry_by_NID(name_issuer, nid, MBSTRING_ASC,
- (char*)"TOR", -1, -1, 0))) goto error;
+ (unsigned char*)"TOR", -1, -1, 0))) goto error;
if ((nid = OBJ_txt2nid("commonName")) == NID_undef) goto error;
if (!(X509_NAME_add_entry_by_NID(name_issuer, nid, MBSTRING_ASC,
- (char*)cname_sign, -1, -1, 0))) goto error;
+ (unsigned char*)cname_sign, -1, -1, 0))) goto error;
if (!(X509_set_issuer_name(x509, name_issuer)))
goto error;
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