diff options
Diffstat (limited to 'lib/hci.c')
| -rw-r--r-- | lib/hci.c | 32 |
1 files changed, 24 insertions, 8 deletions
@@ -1337,7 +1337,9 @@ int hci_read_remote_features(int dd, uint16_t handle, uint8_t *features, int to) return -1; } - memcpy(features, rp.features, 8); + if (features) + memcpy(features, rp.features, 8); + return 0; } @@ -1368,8 +1370,12 @@ int hci_read_remote_ext_features(int dd, uint16_t handle, uint8_t page, uint8_t return -1; } - *max_page = rp.max_page_num; - memcpy(features, rp.features, 8); + if (max_page) + *max_page = rp.max_page_num; + + if (features) + memcpy(features, rp.features, 8); + return 0; } @@ -1449,7 +1455,9 @@ int hci_read_local_commands(int dd, uint8_t *commands, int to) return -1; } - memcpy(commands, rp.commands, 64); + if (commands) + memcpy(commands, rp.commands, 64); + return 0; } @@ -1472,7 +1480,9 @@ int hci_read_local_features(int dd, uint8_t *features, int to) return -1; } - memcpy(features, rp.features, 8); + if (features) + memcpy(features, rp.features, 8); + return 0; } @@ -1500,8 +1510,12 @@ int hci_read_local_ext_features(int dd, uint8_t page, uint8_t *max_page, uint8_t return -1; } - *max_page = rp.max_page_num; - memcpy(features, rp.features, 8); + if (max_page) + *max_page = rp.max_page_num; + + if (features) + memcpy(features, rp.features, 8); + return 0; } @@ -1524,7 +1538,9 @@ int hci_read_bd_addr(int dd, bdaddr_t *bdaddr, int to) return -1; } - bacpy(bdaddr, &rp.bdaddr); + if (bdaddr) + bacpy(bdaddr, &rp.bdaddr); + return 0; } |