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Code

Calculate identifier upon connect

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This will be needed so that we can later detect if messages (origin-in)
was sent by us.

Regards https://github.com/profanity-im/profanity/issues/1207
This commit is contained in:
Michael Vetter 2019-10-16 15:53:28 +02:00
parent ee0541a262
commit 708bc83870
1 changed files with 28 additions and 5 deletions
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33
src/xmpp/connection.c
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@ -75,7 +75,8 @@ typedef struct prof_conn_t {
} ProfConnection;
static ProfConnection conn;
static gchar *random_bytes;
static gchar *random_bytes = NULL;
static gchar *prof_identifier = NULL;
static xmpp_log_t* _xmpp_get_file_logger(void);
static void _xmpp_file_logger(void *const userdata, const xmpp_log_level_t level, const char *const area, const char *const msg);
@ -88,8 +89,9 @@ TLSCertificate* _xmppcert_to_profcert(xmpp_tlscert_t *xmpptlscert);
static int _connection_certfail_cb(xmpp_tlscert_t *xmpptlscert, const char *const errormsg);
#endif
static void _random_bytes_init();
static void _random_bytes_close();
static void _random_bytes_init(void);
static void _random_bytes_close(void);
static void _calculate_identifier(const char *barejid);
void
connection_init(void)
@ -142,6 +144,8 @@ connection_connect(const char *const jid, const char *const passwd, const char *
conn.conn_status = JABBER_DISCONNECTED;
return conn.conn_status;
}
_calculate_identifier(jidp->barejid);
jid_destroy(jidp);
log_info("Connecting as %s", jid);
@ -241,6 +245,8 @@ connection_disconnect(void)
conn.xmpp_ctx = NULL;
}
}
free(prof_identifier);
}
void
@ -620,7 +626,7 @@ _xmpp_file_logger(void *const userdata, const xmpp_log_level_t xmpp_level, const
}
}
static void _random_bytes_init()
static void _random_bytes_init(void)
{
char *rndbytes_loc;
GKeyFile *rndbytes;
@ -656,7 +662,24 @@ static void _random_bytes_init()
g_key_file_free(rndbytes);
}
static void _random_bytes_close()
static void _random_bytes_close(void)
{
g_free(random_bytes);
}
static void _calculate_identifier(const char *barejid)
{
unsigned char *digest = (unsigned char*)malloc(XMPP_SHA1_DIGEST_SIZE);
assert(digest != NULL);
GString *inp = g_string_new("");
g_string_printf(inp, "%s%s", random_bytes, barejid);
xmpp_sha1_digest((unsigned char*)inp->str, strlen(inp->str), digest);
g_string_free(inp, TRUE);
char *b64 = g_base64_encode(digest, XMPP_SHA1_DIGEST_SIZE);
assert(b64 != NULL);
free(digest);
prof_identifier = b64;
}