audio/generic/multi.c

75 			multi_format_info info;
76 			if (user_memcpy(&info, arg, sizeof(multi_format_info)) != B_OK)
79 			status = get_global_format(cookie, &info);
82 			return user_memcpy(arg, &info, sizeof(multi_format_info));
86 			multi_format_info info;
87 			if (user_memcpy(&info, arg, sizeof(multi_format_info)) != B_OK)
90 			status = set_global_format(cookie, &info);
93 			return user_memcpy(arg, &info, sizeof(multi_format_info));
99 			multi_mix_control_info info;
104 			if (user_memcpy(&info, arg, sizeof(multi_mix_control_info)) != B_OK)
107 			original_controls = info.controls;
108 			allocSize = sizeof(multi_mix_control) * info.control_count;
113 			if (!IS_USER_ADDRESS(info.controls)
114 				|| user_memcpy(controls, info.controls, allocSize) < B_OK) {
118 			info.controls = controls;
120 			status = list_mix_controls(cookie, &info);
126 			info.controls = original_controls;
127 			status = user_memcpy(info.controls, controls, allocSize);
129 				status = user_memcpy(arg, &info, sizeof(multi_mix_control_info));
140 			multi_mix_value_info info;
145 			if (user_memcpy(&info, arg, sizeof(multi_mix_value_info)) != B_OK)
148 			original_values = info.values;
149 			allocSize = sizeof(multi_mix_value) * info.item_count;
154 			if (!IS_USER_ADDRESS(info.values)
155 				|| user_memcpy(values, info.values, allocSize) < B_OK) {
159 			info.values = values;
161 			status = get_mix(cookie, &info);
167 			info.values = original_values;
168 			status = user_memcpy(info.values, values, allocSize);
170 				status = user_memcpy(arg, &info, sizeof(multi_mix_value_info));
178 			multi_mix_value_info info;
183 			if (user_memcpy(&info, arg, sizeof(multi_mix_value_info)) != B_OK)
186 			original_values = info.values;
187 			allocSize = sizeof(multi_mix_value) * info.item_count;
192 			if (!IS_USER_ADDRESS(info.values)
193 				|| user_memcpy(values, info.values, allocSize) < B_OK) {
197 			info.values = values;
199 			status = set_mix(cookie, &info);
205 			info.values = original_values;
206 			status = user_memcpy(info.values, values, allocSize);
208 				status = user_memcpy(arg, &info, sizeof(multi_mix_value_info));