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log: accept 0 as a level and do safety checks on the level string

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This commit is contained in:
George Kiagiadakis
2023-05-19 10:50:46 +03:00
parent 4f27d18bd3
commit 3034fc7c79
1 changed files with 28 additions and 15 deletions
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43
lib/wp/log.c
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@@ -299,17 +299,26 @@ level_index_to_spa (gint lvl_index)
return log_level_info [lvl_index].spa_level;
}
static gint
level_index_from_string (const char *str)
static gboolean
level_index_from_string (const char *str, gint *lvl)
{
g_return_val_if_fail (str != NULL, 0);
g_return_val_if_fail (str != NULL, FALSE);
for (guint i = 0; i < G_N_ELEMENTS (log_level_info); i++) {
if (g_str_equal (str, log_level_info[i].name))
return i;
/* level is always 1 character */
if (str[0] != '\0' && str[1] == '\0') {
for (guint i = 1; i < G_N_ELEMENTS (log_level_info); i++) {
if (str[0] == log_level_info[i].name[0]) {
*lvl = i;
return TRUE;
}
}
if (str[0] >= '0' && str[0] <= '5') {
*lvl = level_index_from_spa (str[0] - '0');
return TRUE;
}
}
return level_index_from_spa (atoi (str));
return FALSE;
}
/* private, called from wp_init() */
@@ -344,11 +353,11 @@ wp_log_init (gint flags)
gint lvl;
tok = pw_split_strv (tokens[i], ":", 2, &n_tok);
if (n_tok == 2 && (lvl = level_index_from_string (tok[1]))) {
if (n_tok == 2 && level_index_from_string (tok[1], &lvl)) {
pttrn->spec = g_pattern_spec_new (tok[0]);
pttrn->log_level = lvl;
pttrn++;
} else if (n_tok == 1 && (lvl = level_index_from_string (tok[0]))) {
} else if (n_tok == 1 && level_index_from_string (tok[0], &lvl)) {
global_log_level = lvl;
} else {
/* note that this is going to initialize the wp-log topic here */
@@ -401,11 +410,15 @@ wp_log_init (gint flags)
void
wp_log_set_global_level (const gchar *log_level)
{
gint level = level_index_from_string (log_level);
log_state.global_log_level = level;
log_state.global_log_level_flags = level_index_to_full_flags (level);
wp_spa_log_get_instance()->level = level_index_to_spa (level);
pw_log_set_level (level_index_to_spa (level));
gint level;
if (level_index_from_string (log_level, &level)) {
log_state.global_log_level = level;
log_state.global_log_level_flags = level_index_to_full_flags (level);
wp_spa_log_get_instance()->level = level_index_to_spa (level);
pw_log_set_level (level_index_to_spa (level));
} else {
wp_warning ("ignoring invalid log.level in config file: %s", log_level);
}
}
static gint