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Protect against empty names in fluid_settings functions

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Reference: http://lists.alioth.debian.org/pipermail/pkg-multimedia-maintainers/2013-June/033095.html
This commit is contained in:
David Henningsson 2013-06-27 06:50:58 +00:00
parent 7f9ef99f8b
commit 862314c134
2 changed files with 34 additions and 2 deletions
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5
fluidsynth/src/fluidsynth.c
View file

@ -97,6 +97,11 @@ void process_o_cmd_line_option(fluid_settings_t* settings, char* optarg)
return;
}
if (strcmp (optarg, "") == 0) {
fprintf (stderr, "Invalid -o option (name part is empty)\n");
return;
}
switch(fluid_settings_get_type(settings, optarg)){
case FLUID_NUM_TYPE:
if (!fluid_settings_setnum (settings, optarg, atof (val)))

31
fluidsynth/src/utils/fluid_settings.c
View file

@ -352,9 +352,9 @@ fluid_settings_get(fluid_settings_t* settings, const char *name,
ntokens = fluid_settings_tokenize (name, buf, tokens);
for (n = 0; n < ntokens; n++) {
if (table == NULL || ntokens <= 0) return 0;
if (table == NULL) return 0;
for (n = 0; n < ntokens; n++) {
node = fluid_hashtable_lookup(table, tokens[n]);
if (!node) return 0;
@ -386,6 +386,8 @@ fluid_settings_set(fluid_settings_t* settings, const char *name, void* value)
char *dupname;
num = fluid_settings_tokenize (name, buf, tokens) - 1;
if (num == 0)
return 0;
for (n = 0; n < num; n++) {
@ -448,6 +450,7 @@ fluid_settings_register_str(fluid_settings_t* settings, char* name, char* def, i
fluid_return_val_if_fail (settings != NULL, 0);
fluid_return_val_if_fail (name != NULL, 0);
fluid_return_val_if_fail (name[0] != '\0', 0);
fluid_rec_mutex_lock (settings->mutex);
@ -487,6 +490,7 @@ fluid_settings_register_num(fluid_settings_t* settings, char* name, double def,
fluid_return_val_if_fail (settings != NULL, 0);
fluid_return_val_if_fail (name != NULL, 0);
fluid_return_val_if_fail (name[0] != '\0', 0);
/* For now, all floating point settings are bounded below and above */
hints |= FLUID_HINT_BOUNDED_BELOW | FLUID_HINT_BOUNDED_ABOVE;
@ -534,6 +538,7 @@ fluid_settings_register_int(fluid_settings_t* settings, char* name, int def,
fluid_return_val_if_fail (settings != NULL, 0);
fluid_return_val_if_fail (name != NULL, 0);
fluid_return_val_if_fail (name[0] != '\0', 0);
/* For now, all integer settings are bounded below and above */
hints |= FLUID_HINT_BOUNDED_BELOW | FLUID_HINT_BOUNDED_ABOVE;
@ -584,6 +589,7 @@ fluid_settings_get_type(fluid_settings_t* settings, const char *name)
fluid_return_val_if_fail (settings != NULL, FLUID_NO_TYPE);
fluid_return_val_if_fail (name != NULL, FLUID_NO_TYPE);
fluid_return_val_if_fail (name[0] != '\0', FLUID_NO_TYPE);
fluid_rec_mutex_lock (settings->mutex);
type = fluid_settings_get (settings, name, &node) ? node->type : FLUID_NO_TYPE;
@ -607,6 +613,7 @@ fluid_settings_get_hints(fluid_settings_t* settings, const char *name)
fluid_return_val_if_fail (settings != NULL, 0);
fluid_return_val_if_fail (name != NULL, 0);
fluid_return_val_if_fail (name[0] != '\0', 0);
fluid_rec_mutex_lock (settings->mutex);
@ -643,6 +650,7 @@ fluid_settings_is_realtime(fluid_settings_t* settings, const char *name)
fluid_return_val_if_fail (settings != NULL, 0);
fluid_return_val_if_fail (name != NULL, 0);
fluid_return_val_if_fail (name[0] != '\0', 0);
fluid_rec_mutex_lock (settings->mutex);
@ -680,6 +688,7 @@ fluid_settings_setstr(fluid_settings_t* settings, const char *name, const char *
fluid_return_val_if_fail (settings != NULL, 0);
fluid_return_val_if_fail (name != NULL, 0);
fluid_return_val_if_fail (name[0] != '\0', 0);
fluid_rec_mutex_lock (settings->mutex);
@ -747,6 +756,7 @@ fluid_settings_copystr(fluid_settings_t* settings, const char *name,
fluid_return_val_if_fail (settings != NULL, 0);
fluid_return_val_if_fail (name != NULL, 0);
fluid_return_val_if_fail (name[0] != '\0', 0);
fluid_return_val_if_fail (str != NULL, 0);
fluid_return_val_if_fail (len > 0, 0);
@ -806,6 +816,7 @@ fluid_settings_dupstr(fluid_settings_t* settings, const char *name, char** str)
fluid_return_val_if_fail (settings != NULL, 0);
fluid_return_val_if_fail (name != NULL, 0);
fluid_return_val_if_fail (name[0] != '\0', 0);
fluid_return_val_if_fail (str != NULL, 0);
fluid_rec_mutex_lock (settings->mutex);
@ -868,6 +879,7 @@ fluid_settings_getstr(fluid_settings_t* settings, const char *name, char** str)
fluid_return_val_if_fail (settings != NULL, 0);
fluid_return_val_if_fail (name != NULL, 0);
fluid_return_val_if_fail (name[0] != '\0', 0);
fluid_return_val_if_fail (str != NULL, 0);
fluid_rec_mutex_lock (settings->mutex);
@ -914,6 +926,7 @@ fluid_settings_str_equal (fluid_settings_t* settings, const char *name, const ch
fluid_return_val_if_fail (settings != NULL, 0);
fluid_return_val_if_fail (name != NULL, 0);
fluid_return_val_if_fail (name[0] != '\0', 0);
fluid_return_val_if_fail (s != NULL, 0);
fluid_rec_mutex_lock (settings->mutex);
@ -955,6 +968,7 @@ fluid_settings_getstr_default(fluid_settings_t* settings, const char *name)
fluid_return_val_if_fail (settings != NULL, NULL);
fluid_return_val_if_fail (name != NULL, NULL);
fluid_return_val_if_fail (name[0] != '\0', NULL);
fluid_rec_mutex_lock (settings->mutex);
@ -996,6 +1010,7 @@ fluid_settings_add_option(fluid_settings_t* settings, const char *name, const ch
fluid_return_val_if_fail (settings != NULL, 0);
fluid_return_val_if_fail (name != NULL, 0);
fluid_return_val_if_fail (name[0] != '\0', 0);
fluid_return_val_if_fail (s != NULL, 0);
fluid_rec_mutex_lock (settings->mutex);
@ -1029,6 +1044,7 @@ fluid_settings_remove_option(fluid_settings_t* settings, const char *name, const
fluid_return_val_if_fail (settings != NULL, 0);
fluid_return_val_if_fail (name != NULL, 0);
fluid_return_val_if_fail (name[0] != '\0', 0);
fluid_return_val_if_fail (s != NULL, 0);
fluid_rec_mutex_lock (settings->mutex);
@ -1073,6 +1089,7 @@ fluid_settings_setnum(fluid_settings_t* settings, const char *name, double val)
fluid_return_val_if_fail (settings != NULL, 0);
fluid_return_val_if_fail (name != NULL, 0);
fluid_return_val_if_fail (name[0] != '\0', 0);
fluid_rec_mutex_lock (settings->mutex);
@ -1119,6 +1136,7 @@ fluid_settings_getnum(fluid_settings_t* settings, const char *name, double* val)
fluid_return_val_if_fail (settings != NULL, 0);
fluid_return_val_if_fail (name != NULL, 0);
fluid_return_val_if_fail (name[0] != '\0', 0);
fluid_return_val_if_fail (val != NULL, 0);
fluid_rec_mutex_lock (settings->mutex);
@ -1151,6 +1169,7 @@ fluid_settings_getnum_range(fluid_settings_t* settings, const char *name,
fluid_return_if_fail (settings != NULL);
fluid_return_if_fail (name != NULL);
fluid_return_if_fail (name[0] != '\0');
fluid_return_if_fail (min != NULL);
fluid_return_if_fail (max != NULL);
@ -1181,6 +1200,7 @@ fluid_settings_getnum_default(fluid_settings_t* settings, const char *name)
fluid_return_val_if_fail (settings != NULL, 0.0);
fluid_return_val_if_fail (name != NULL, 0.0);
fluid_return_val_if_fail (name[0] != '\0', 0.0);
fluid_rec_mutex_lock (settings->mutex);
@ -1212,6 +1232,7 @@ fluid_settings_setint(fluid_settings_t* settings, const char *name, int val)
fluid_return_val_if_fail (settings != NULL, 0);
fluid_return_val_if_fail (name != NULL, 0);
fluid_return_val_if_fail (name[0] != '\0', 0);
fluid_rec_mutex_lock (settings->mutex);
@ -1258,6 +1279,7 @@ fluid_settings_getint(fluid_settings_t* settings, const char *name, int* val)
fluid_return_val_if_fail (settings != NULL, 0);
fluid_return_val_if_fail (name != NULL, 0);
fluid_return_val_if_fail (name[0] != '\0', 0);
fluid_return_val_if_fail (val != NULL, 0);
fluid_rec_mutex_lock (settings->mutex);
@ -1289,6 +1311,7 @@ fluid_settings_getint_range(fluid_settings_t* settings, const char *name,
fluid_return_if_fail (settings != NULL);
fluid_return_if_fail (name != NULL);
fluid_return_if_fail (name[0] != '\0');
fluid_return_if_fail (min != NULL);
fluid_return_if_fail (max != NULL);
@ -1319,6 +1342,7 @@ fluid_settings_getint_default(fluid_settings_t* settings, const char *name)
fluid_return_val_if_fail (settings != NULL, 0);
fluid_return_val_if_fail (name != NULL, 0);
fluid_return_val_if_fail (name[0] != '\0', 0);
fluid_rec_mutex_lock (settings->mutex);
@ -1355,6 +1379,7 @@ fluid_settings_foreach_option (fluid_settings_t* settings, const char *name,
fluid_return_if_fail (settings != NULL);
fluid_return_if_fail (name != NULL);
fluid_return_if_fail (name[0] != '\0');
fluid_return_if_fail (func != NULL);
fluid_rec_mutex_lock (settings->mutex); /* ++ lock */
@ -1398,6 +1423,7 @@ fluid_settings_option_count (fluid_settings_t *settings, const char *name)
fluid_return_val_if_fail (settings != NULL, -1);
fluid_return_val_if_fail (name != NULL, -1);
fluid_return_val_if_fail (name[0] != '\0', -1);
fluid_rec_mutex_lock (settings->mutex);
if (fluid_settings_get(settings, name, &node) && node->type == FLUID_STR_TYPE)
@ -1428,6 +1454,7 @@ fluid_settings_option_concat (fluid_settings_t *settings, const char *name,
fluid_return_val_if_fail (settings != NULL, NULL);
fluid_return_val_if_fail (name != NULL, NULL);
fluid_return_val_if_fail (name[0] != '\0', NULL);
if (!separator) separator = ", ";