api refactoring

[m6w6/ext-psi] / src / types / impl_args.h

diff --git a/src/types/impl_args.h b/src/types/impl_args.h
new file mode 100644 (file)
index 0000000..3894405
--- /dev/null
+++ b/src/types/impl_args.h
@@ -0,0 +1,39 @@
+#ifndef _PSI_TYPES_IMPL_ARGS_H
+#define _PSI_TYPES_IMPL_ARGS_H
+
+typedef struct impl_args {
+       impl_arg **args;
+       size_t count;
+       impl_vararg vararg;
+} impl_args;
+
+static inline impl_args *init_impl_args(impl_arg *arg) {
+       impl_args *args = calloc(1, sizeof(*args));
+       if (arg) {
+               args->count = 1;
+               args->args = calloc(1, sizeof(*args->args));
+               args->args[0] = arg;
+       }
+       return args;
+}
+
+static inline impl_args *add_impl_arg(impl_args *args, impl_arg *arg) {
+       args->args = realloc(args->args, ++args->count * sizeof(*args->args));
+       args->args[args->count-1] = arg;
+       return args;
+}
+
+static inline void free_impl_args(impl_args *args) {
+       size_t i;
+
+       for (i = 0; i < args->count; ++i) {
+               free_impl_arg(args->args[i]);
+       }
+       if (args->vararg.name) {
+               free_impl_arg(args->vararg.name);
+       }
+       free(args->args);
+       free(args);
+}
+
+#endif