diff options
Diffstat (limited to 'sat.c')
| -rw-r--r-- | sat.c | 141 |
1 files changed, 73 insertions, 68 deletions
@@ -34,49 +34,47 @@ void ril_request_report_stk_service_is_running(RIL_Token t) #endif } -/* - * In: IPC_SAT_PROACTIVE_CMD - * STK proactive command - * - * Out: RIL_UNSOL_STK_PROACTIVE_COMMAND - */ void ipc_sat_proactive_cmd_unsol(struct ipc_message_info *info) { - int data_len = (info->length-2); char *hexdata; + int length; + + if (info == NULL || info->data == NULL || info->length < 2) + return; - hexdata = (char*)malloc(data_len*2+1); + length = (info->length - 2); + hexdata = (char *) calloc(1, length * 2 + 1); - bin2hex((unsigned char*)info->data+2, data_len, hexdata); + bin2hex((unsigned char *) info->data + 2, length, hexdata); - ril_request_unsolicited(RIL_UNSOL_STK_PROACTIVE_COMMAND, hexdata, sizeof(char*)); + ril_request_unsolicited(RIL_UNSOL_STK_PROACTIVE_COMMAND, hexdata, sizeof(char *)); free(hexdata); } -/* - * In: IPC_SAT_PROACTIVE_CMD RESP - * STK proactive command - * - * Out: RIL_UNSOL_STK_SESSION_END - */ void ipc_sat_proactive_cmd_sol(struct ipc_message_info *info) { unsigned char sw1, sw2; - sw1 = ((unsigned char*)info->data)[0]; - sw2 = ((unsigned char*)info->data)[1]; + if (info == NULL || info->data == NULL || info->length < 2 * sizeof(unsigned char)) + goto error; + + sw1 = ((unsigned char*) info->data)[0]; + sw2 = ((unsigned char*) info->data)[1]; if (sw1 == 0x90 && sw2 == 0x00) { ril_request_unsolicited(RIL_UNSOL_STK_SESSION_END, NULL, 0); } else { - LOGE("%s: unhandled response sw1=%02x sw2=%02x", __FUNCTION__, sw1, sw2); + LOGE("%s: unhandled response sw1=%02x sw2=%02x", __func__, sw1, sw2); } + + return; + +error: + if (info != NULL) + ril_request_complete(ril_request_get_token(info->aseq), RIL_E_GENERIC_FAILURE, NULL, 0); } -/* - * Proactive command indi/resp helper function - */ void ipc_sat_proactive_cmd(struct ipc_message_info *info) { if (info->type == IPC_TYPE_INDI) { @@ -88,76 +86,83 @@ void ipc_sat_proactive_cmd(struct ipc_message_info *info) } } -/* - * In: RIL_REQUEST_STK_SEND_TERMINAL_RESPONSE - * Requests to send a terminal response to SIM for a received - * proactive command - * - * Out: IPC_SAT_PROACTIVE_CMD GET - */ -void ril_request_stk_send_terminal_response(RIL_Token t, void *data, size_t datalen) +void ril_request_stk_send_terminal_response(RIL_Token t, void *data, size_t length) { - unsigned char buf[264]; - int len = (strlen(data) / 2); + unsigned char buffer[264]; + int size; + + if (data == NULL || length < sizeof(char *)) + goto error; - if (len > 255) { - LOGE("%s: data exceeds maximum length", __FUNCTION__); - ril_request_complete(t, RIL_E_GENERIC_FAILURE, NULL, 0); + size = strlen(data) / 2; + if (size > 255) { + LOGE("%s: data exceeds maximum length", __func__); + goto error; } - memset(buf, 0, sizeof(buf)); + memset(buffer, 0, sizeof(buffer)); - buf[0] = len; - hex2bin(data, strlen(data), &buf[1]); + buffer[0] = (unsigned char) size; + hex2bin(data, strlen(data), &buffer[1]); - ipc_fmt_send(IPC_SAT_PROACTIVE_CMD, IPC_TYPE_GET, buf, sizeof(buf), ril_request_get_id(t)); + ipc_fmt_send(IPC_SAT_PROACTIVE_CMD, IPC_TYPE_GET, buffer, sizeof(buffer), ril_request_get_id(t)); - ril_request_complete(t, RIL_E_SUCCESS, buf, sizeof(char*)); + ril_request_complete(t, RIL_E_SUCCESS, buffer, sizeof(char *)); + + return; + +error: + ril_request_complete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } -/* - * In: RIL_REQUEST_STK_SEND_ENVELOPE_COMMAND - * Requests to send a SAT/USAT envelope command to SIM. - * The SAT/USAT envelope command refers to 3GPP TS 11.14 and 3GPP TS 31.111 - * - * Out: IPC_SAT_ENVELOPE_CMD EXEC - */ -void ril_request_stk_send_envelope_command(RIL_Token t, void *data, size_t datalen) +void ril_request_stk_send_envelope_command(RIL_Token t, void *data, size_t length) { - unsigned char buf[264]; - int len = (strlen(data) / 2); + unsigned char buffer[264]; + int size; - if (len > 255) { - LOGE("%s: data exceeds maximum length", __FUNCTION__); - ril_request_complete(t, RIL_E_GENERIC_FAILURE, NULL, 0); + if (data == NULL || length < sizeof(char *)) + goto error; + + size = strlen(data) / 2; + if (size > 255) { + LOGE("%s: data exceeds maximum length", __func__); + goto error; } - memset(buf, 0, sizeof(buf)); + memset(buffer, 0, sizeof(buffer)); + + buffer[0] = (unsigned char) size; + hex2bin(data, strlen(data), &buffer[1]); - buf[0] = len; - hex2bin(data, strlen(data), &buf[1]); + ipc_fmt_send(IPC_SAT_ENVELOPE_CMD, IPC_TYPE_EXEC, buffer, sizeof(buffer), ril_request_get_id(t)); - ipc_fmt_send(IPC_SAT_ENVELOPE_CMD, IPC_TYPE_EXEC, buf, sizeof(buf), ril_request_get_id(t)); + return; + +error: + ril_request_complete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } -/* - * In: IPC_SAT_ENVELOPE_CMD EXEC - * - * Out: RIL_REQUEST_STK_SEND_ENVELOPE_COMMAND - * Requests to send a SAT/USAT envelope command to SIM. - * The SAT/USAT envelope command refers to 3GPP TS 11.14 and 3GPP TS 31.111 - */ void ipc_sat_envelope_cmd(struct ipc_message_info *info) { - int data_len = (info->length-2); char *hexdata; + int size; + + if (info == NULL || info->data == NULL || info->length < 2) + goto error; - hexdata = (char*)malloc(data_len*2+1); + size = (info->length - 2); + hexdata = (char *) calloc(1, size * 2 + 1); - bin2hex((unsigned char*)info->data+2, data_len, hexdata); + bin2hex((unsigned char *) info->data + 2, size, hexdata); - ril_request_complete(ril_request_get_token(info->aseq), RIL_E_SUCCESS, hexdata, sizeof(char*)); + ril_request_complete(ril_request_get_token(info->aseq), RIL_E_SUCCESS, hexdata, sizeof(char *)); free(hexdata); + + return; + +error: + if (info != NULL) + ril_request_complete(ril_request_get_token(info->aseq), RIL_E_GENERIC_FAILURE, NULL, 0); } |