diff options
Diffstat (limited to 'plugins')
| -rw-r--r-- | plugins/http.c | 45 | ||||
| -rw-r--r-- | plugins/irc.c | 6 | ||||
| -rw-r--r-- | plugins/ssh.c | 16 |
3 files changed, 31 insertions, 36 deletions
diff --git a/plugins/http.c b/plugins/http.c index 0bf7378..1aa2bd9 100644 --- a/plugins/http.c +++ b/plugins/http.c @@ -48,13 +48,13 @@ struct scan_data }; static void -on_header_read (struct scan_data *data) +on_header_read (struct scan_data *scan) { - if (!strcasecmp (data->field.str, "Server")) + if (!strcasecmp (scan->field.str, "Server")) { char *info = xstrdup_printf ("%s: %s", - "server software", data->value.str); - g_data.api->unit_add_info (data->u, info); + "server software", scan->value.str); + g_data.api->unit_add_info (scan->u, info); free (info); } } @@ -62,15 +62,15 @@ on_header_read (struct scan_data *data) static int on_header_field (http_parser *parser, const char *at, size_t len) { - struct scan_data *data = parser->data; - if (data->state == STATE_VALUE) + struct scan_data *scan = parser->data; + if (scan->state == STATE_VALUE) { - on_header_read (data); - str_reset (&data->field); - str_reset (&data->value); + on_header_read (scan); + str_reset (&scan->field); + str_reset (&scan->value); } - str_append_data (&data->field, at, len); - data->state = STATE_FIELD; + str_append_data (&scan->field, at, len); + scan->state = STATE_FIELD; return 0; } @@ -86,10 +86,10 @@ on_header_value (http_parser *parser, const char *at, size_t len) static int on_headers_complete (http_parser *parser) { - struct scan_data *data = parser->data; + struct scan_data *scan = parser->data; // We've got this far, this must be an HTTP server - g_data.api->unit_set_success (data->u, true); - g_data.api->unit_abort (data->u); + g_data.api->unit_set_success (scan->u, true); + g_data.api->unit_abort (scan->u); return 1; } @@ -125,7 +125,7 @@ scan_free (void *handle) } static void -on_data (void *handle, struct unit *u, struct str *data) +on_data (void *handle, const void *data, size_t len) { static const http_parser_settings http_settings = { @@ -136,26 +136,23 @@ on_data (void *handle, struct unit *u, struct str *data) struct scan_data *scan = handle; http_parser *parser = &scan->parser; - - size_t len = data ? data->len : 0; - const char *str = data ? data->str : NULL; - size_t n_parsed = http_parser_execute (parser, &http_settings, str, len); + size_t n_parsed = http_parser_execute (parser, &http_settings, data, len); if (parser->upgrade) { // We should never get here though because `on_headers_complete' // is called first and ends up aborting the unit. - g_data.api->unit_add_info (u, "upgrades to a different protocol"); - g_data.api->unit_abort (u); + g_data.api->unit_add_info (scan->u, "upgrades to a different protocol"); + g_data.api->unit_abort (scan->u); } else if (n_parsed != len && parser->http_errno != HPE_CB_headers_complete) - g_data.api->unit_abort (u); + g_data.api->unit_abort (scan->u); } static void -on_eof (void *handle, struct unit *u) +on_eof (void *handle) { - on_data (handle, u, NULL); + on_data (handle, NULL, 0); } static struct service g_http_service = diff --git a/plugins/irc.c b/plugins/irc.c index c0e967d..554c00c 100644 --- a/plugins/irc.c +++ b/plugins/irc.c @@ -279,12 +279,10 @@ on_irc_message (const struct irc_message *msg, const char *raw, void *user_data) } static void -on_data (void *handle, struct unit *u, struct str *data) +on_data (void *handle, const void *data, size_t len) { - (void) u; - struct scan_data *scan = handle; - str_append_str (&scan->input, data); + str_append_data (&scan->input, data, len); irc_process_buffer (&scan->input, on_irc_message, scan); } diff --git a/plugins/ssh.c b/plugins/ssh.c index cf18c3c..8a1cc3a 100644 --- a/plugins/ssh.c +++ b/plugins/ssh.c @@ -32,16 +32,16 @@ g_data; struct scan_data { + struct unit *u; ///< Scan unit struct str input; ///< Input buffer }; static void * scan_init (struct unit *u) { - (void) u; - struct scan_data *scan = xcalloc (1, sizeof *scan); str_init (&scan->input); + scan->u = u; return scan; } @@ -54,14 +54,14 @@ scan_free (void *handle) } static void -on_data (void *handle, struct unit *u, struct str *data) +on_data (void *handle, const void *data, size_t len) { // See RFC 4253 -- we check for a valid SSH banner struct scan_data *scan = handle; - if (scan->input.len + data->len > 255) + if (scan->input.len + len > 255) goto end_scan; - str_append_str (&scan->input, data); + str_append_data (&scan->input, data, len); char *input = scan->input.str; char *nl = strstr (input, "\r\n"); if (!nl) @@ -71,11 +71,11 @@ on_data (void *handle, struct unit *u, struct str *data) goto end_scan; *nl = '\0'; - g_data.api->unit_add_info (u, input); - g_data.api->unit_set_success (u, true); + g_data.api->unit_add_info (scan->u, input); + g_data.api->unit_set_success (scan->u, true); end_scan: - g_data.api->unit_abort (u); + g_data.api->unit_abort (scan->u); } static struct service g_ssh_service = |