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-rw-r--r--changes/bug63842
-rw-r--r--src/common/compat_libevent.c8
-rw-r--r--src/common/compat_libevent.h1
-rw-r--r--src/common/crypto.c41
-rw-r--r--src/common/crypto.h1
-rw-r--r--src/common/torgzip.c16
-rw-r--r--src/common/torgzip.h6
-rw-r--r--src/or/config.c18
-rw-r--r--src/or/main.c9
9 files changed, 86 insertions, 16 deletions
diff --git a/changes/bug6384 b/changes/bug6384
new file mode 100644
index 000000000..c0e8446b3
--- /dev/null
+++ b/changes/bug6384
@@ -0,0 +1,2 @@
+ o Minor features:
+ - Add support for `--library-versions` flag. Implements ticket #6384.
diff --git a/src/common/compat_libevent.c b/src/common/compat_libevent.c
index 200a7c65f..4d0fff833 100644
--- a/src/common/compat_libevent.c
+++ b/src/common/compat_libevent.c
@@ -415,6 +415,14 @@ tor_check_libevent_version(const char *m, int server,
#define HEADER_VERSION _EVENT_VERSION
#endif
+/** Return a string representation of the version of Libevent that was used
+* at compilation time. */
+const char *
+tor_libevent_get_header_version_str(void)
+{
+ return HEADER_VERSION;
+}
+
/** See whether the headers we were built against differ from the library we
* linked against so much that we're likely to crash. If so, warn the
* user. */
diff --git a/src/common/compat_libevent.h b/src/common/compat_libevent.h
index 2472e2c49..fda873359 100644
--- a/src/common/compat_libevent.h
+++ b/src/common/compat_libevent.h
@@ -78,6 +78,7 @@ void tor_check_libevent_version(const char *m, int server,
const char **badness_out);
void tor_check_libevent_header_compatibility(void);
const char *tor_libevent_get_version_str(void);
+const char *tor_libevent_get_header_version_str(void);
#ifdef USE_BUFFEREVENTS
const struct timeval *tor_libevent_get_one_tick_timeout(void);
diff --git a/src/common/crypto.c b/src/common/crypto.c
index 6f1a0bca5..5be3327b8 100644
--- a/src/common/crypto.c
+++ b/src/common/crypto.c
@@ -195,6 +195,24 @@ try_load_engine(const char *path, const char *engine)
}
#endif
+static char *
+parse_openssl_version_str(const char *raw_version)
+{
+ const char *end_of_version = NULL;
+ /* The output should be something like "OpenSSL 1.0.0b 10 May 2012. Let's
+ trim that down. */
+ if (!strcmpstart(raw_version, "OpenSSL ")) {
+ raw_version += strlen("OpenSSL ");
+ end_of_version = strchr(raw_version, ' ');
+ }
+
+ if (end_of_version)
+ return tor_strndup(raw_version,
+ end_of_version-raw_version);
+ else
+ return tor_strdup(raw_version);
+}
+
static char *crypto_openssl_version_str = NULL;
/* Return a human-readable version of the run-time openssl version number. */
const char *
@@ -202,23 +220,20 @@ crypto_openssl_get_version_str(void)
{
if (crypto_openssl_version_str == NULL) {
const char *raw_version = SSLeay_version(SSLEAY_VERSION);
- const char *end_of_version = NULL;
- /* The output should be something like "OpenSSL 1.0.0b 10 May 2012. Let's
- trim that down. */
- if (!strcmpstart(raw_version, "OpenSSL ")) {
- raw_version += strlen("OpenSSL ");
- end_of_version = strchr(raw_version, ' ');
- }
-
- if (end_of_version)
- crypto_openssl_version_str = tor_strndup(raw_version,
- end_of_version-raw_version);
- else
- crypto_openssl_version_str = tor_strdup(raw_version);
+ crypto_openssl_version_str = parse_openssl_version_str(raw_version);
}
return crypto_openssl_version_str;
}
+/* Return a human-readable version of the compile-time openssl version
+* number. */
+const char *
+crypto_openssl_get_header_version_str(void)
+{
+ //return OPENSSL_VERSION_TEXT;
+ return parse_openssl_version_str(OPENSSL_VERSION_TEXT);
+}
+
/** Initialize the crypto library. Return 0 on success, -1 on failure.
*/
int
diff --git a/src/common/crypto.h b/src/common/crypto.h
index 2750ed810..6ce3697c9 100644
--- a/src/common/crypto.h
+++ b/src/common/crypto.h
@@ -109,6 +109,7 @@ typedef struct crypto_dh_t crypto_dh_t;
/* global state */
const char * crypto_openssl_get_version_str(void);
+const char * crypto_openssl_get_header_version_str(void);
int crypto_global_init(int hardwareAccel,
const char *accelName,
const char *accelPath);
diff --git a/src/common/torgzip.c b/src/common/torgzip.c
index 4328c63c8..15451ee30 100644
--- a/src/common/torgzip.c
+++ b/src/common/torgzip.c
@@ -68,6 +68,22 @@ is_gzip_supported(void)
return gzip_is_supported;
}
+/** Return a string representation of the version of the currently running
+ * version of zlib. */
+const char *
+tor_zlib_get_version_str(void)
+{
+ return zlibVersion();
+}
+
+/** Return a string representation of the version of the version of zlib
+* used at compilation. */
+const char *
+tor_zlib_get_header_version_str(void)
+{
+ return ZLIB_VERSION;
+}
+
/** Return the 'bits' value to tell zlib to use <b>method</b>.*/
static INLINE int
method_bits(compress_method_t method)
diff --git a/src/common/torgzip.h b/src/common/torgzip.h
index be1016445..5db03fe6e 100644
--- a/src/common/torgzip.h
+++ b/src/common/torgzip.h
@@ -32,6 +32,12 @@ tor_gzip_uncompress(char **out, size_t *out_len,
int is_gzip_supported(void);
+const char *
+tor_zlib_get_version_str(void);
+
+const char *
+tor_zlib_get_header_version_str(void);
+
compress_method_t detect_compression_method(const char *in, size_t in_len);
/** Return values from tor_zlib_process; see that function's documentation for
diff --git a/src/or/config.c b/src/or/config.c
index 657bc6039..b00f0d6e1 100644
--- a/src/or/config.c
+++ b/src/or/config.c
@@ -46,6 +46,7 @@
#include "statefile.h"
#include "transports.h"
#include "ext_orport.h"
+#include "torgzip.h"
#ifdef _WIN32
#include <shlobj.h>
#endif
@@ -3816,6 +3817,7 @@ options_init_from_torrc(int argc, char **argv)
printf("Tor version %s.\n",get_version());
exit(0);
}
+
if (argc > 1 && (!strcmp(argv[1],"--digests"))) {
printf("Tor version %s.\n",get_version());
printf("%s", libor_get_digests());
@@ -3823,6 +3825,22 @@ options_init_from_torrc(int argc, char **argv)
exit(0);
}
+ if (argc > 1 && (!strcmp(argv[1],"--library-versions"))) {
+ printf("Tor version %s. \n", get_version());
+ printf("Library versions\tCompiled\t\tRuntime\n");
+ printf("Libevent\t\t%-15s\t\t%s\n",
+ tor_libevent_get_header_version_str(),
+ tor_libevent_get_version_str());
+ printf("OpenSSL \t\t%-15s\t\t%s\n",
+ crypto_openssl_get_header_version_str(),
+ crypto_openssl_get_version_str());
+ printf("Zlib \t\t%-15s\t\t%s\n",
+ tor_zlib_get_header_version_str(),
+ tor_zlib_get_version_str());
+ //TODO: Hex versions?
+ exit(0);
+ }
+
/* Go through command-line variables */
if (!global_cmdline_options) {
/* Or we could redo the list every time we pass this place.
diff --git a/src/or/main.c b/src/or/main.c
index 33e1c6437..2d6ca74d8 100644
--- a/src/or/main.c
+++ b/src/or/main.c
@@ -2343,6 +2343,8 @@ tor_init(int argc, char *argv[])
/* --version implies --quiet */
if (!strcmp(argv[i], "--version"))
quiet = 2;
+ if (!strcmp(argv[i], "--library-versions"))
+ quiet = 2;
}
/* give it somewhere to log to initially */
switch (quiet) {
@@ -2365,11 +2367,12 @@ tor_init(int argc, char *argv[])
#else
"";
#endif
- log_notice(LD_GENERAL, "Tor v%s %srunning on %s with Libevent %s "
- "and OpenSSL %s.", version, bev_str,
+ log_notice(LD_GENERAL, "Tor v%s %srunning on %s with Libevent %s, "
+ "OpenSSL %s and Zlib %s.", version, bev_str,
get_uname(),
tor_libevent_get_version_str(),
- crypto_openssl_get_version_str());
+ crypto_openssl_get_version_str(),
+ tor_zlib_get_version_str());
log_notice(LD_GENERAL, "Tor can't help you if you use it wrong! "
"Learn how to be safe at "