diff options
Diffstat (limited to 'src/plugin.c')
| -rw-r--r-- | src/plugin.c | 58 |
1 files changed, 39 insertions, 19 deletions
diff --git a/src/plugin.c b/src/plugin.c index 4decba7..9912112 100644 --- a/src/plugin.c +++ b/src/plugin.c @@ -528,37 +528,57 @@ lilv_plugin_get_port_ranges_float(const LilvPlugin* p, LILV_API uint32_t -lilv_plugin_get_num_ports_of_class(const LilvPlugin* p, - const LilvNode* class_1, ...) +lilv_plugin_get_num_ports_of_class_va(const LilvPlugin* p, + const LilvNode* class_1, + va_list args) { lilv_plugin_load_ports_if_necessary(p); - uint32_t ret = 0; - va_list args; + uint32_t count = 0; + // Build array of classes from args so we can walk it several times + size_t n_classes = 0; + const LilvNode** classes = NULL; + for (LilvNode* class_i = NULL; (class_i = va_arg(args, LilvNode*)); ) { + classes = (const LilvNode**)realloc( + classes, ++n_classes * sizeof(LilvNode*)); + classes[n_classes - 1] = class_i; + } + + // Check each port against every type for (unsigned i = 0; i < p->num_ports; ++i) { LilvPort* port = p->ports[i]; - if (!port || !lilv_port_is_a(p, port, class_1)) - continue; - - va_start(args, class_1); + if (port && lilv_port_is_a(p, port, class_1)) { + bool matches = true; + for (size_t j = 0; j < n_classes; ++j) { + if (!lilv_port_is_a(p, port, classes[j])) { + matches = false; + break; + } + } - bool matches = true; - for (LilvNode* class_i = NULL; (class_i = va_arg(args, LilvNode*)); ) { - if (!lilv_port_is_a(p, port, class_i)) { - va_end(args); - matches = false; - break; + if (matches) { + ++count; } } + } - if (matches) - ++ret; + free(classes); + return count; +} - va_end(args); - } +LILV_API +uint32_t +lilv_plugin_get_num_ports_of_class(const LilvPlugin* p, + const LilvNode* class_1, ...) +{ + va_list args; + va_start(args, class_1); - return ret; + uint32_t count = lilv_plugin_get_num_ports_of_class_va(p, class_1, args); + + va_end(args); + return count; } LILV_API |