diff options
Diffstat (limited to 'libqcdm/src/commands.c')
| -rw-r--r-- | libqcdm/src/commands.c | 497 |
1 files changed, 497 insertions, 0 deletions
diff --git a/libqcdm/src/commands.c b/libqcdm/src/commands.c new file mode 100644 index 00000000..611a0b1d --- /dev/null +++ b/libqcdm/src/commands.c @@ -0,0 +1,497 @@ +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * Copyright (C) 2010 Red Hat, Inc. + * + * This program is free software: you can redistribute it and/or + * modify it under the terms of version 2 of the GNU General Public + * License as published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <string.h> + +#include "commands.h" +#include "error.h" +#include "dm-commands.h" +#include "nv-items.h" +#include "result-private.h" +#include "utils.h" + +/* + * utils_bin2hexstr + * + * Convert a byte-array into a hexadecimal string. + * + * Code originally by Alex Larsson <alexl@redhat.com> and + * copyright Red Hat, Inc. under terms of the LGPL. + * + */ +static char * +bin2hexstr (const guint8 *bytes, int len) +{ + static char hex_digits[] = "0123456789abcdef"; + char *result; + int i; + gsize buflen = (len * 2) + 1; + + g_return_val_if_fail (bytes != NULL, NULL); + g_return_val_if_fail (len > 0, NULL); + g_return_val_if_fail (len < 4096, NULL); /* Arbitrary limit */ + + result = g_malloc0 (buflen); + for (i = 0; i < len; i++) { + result[2*i] = hex_digits[(bytes[i] >> 4) & 0xf]; + result[2*i+1] = hex_digits[bytes[i] & 0xf]; + } + result[buflen - 1] = '\0'; + return result; +} + +static gboolean +check_command (const char *buf, gsize len, guint8 cmd, gsize min_len, GError **error) +{ + if (len < 1) { + g_set_error (error, QCDM_COMMAND_ERROR, QCDM_COMMAND_MALFORMED_RESPONSE, + "DM command response malformed (must be at least 1 byte in length)"); + return FALSE; + } + + switch (buf[0]) { + case DIAG_CMD_BAD_CMD: + g_set_error (error, QCDM_COMMAND_ERROR, QCDM_COMMAND_BAD_COMMAND, + "DM command %d unknown or unimplemented by the device", + cmd); + return FALSE; + case DIAG_CMD_BAD_PARM: + g_set_error (error, QCDM_COMMAND_ERROR, QCDM_COMMAND_BAD_PARAMETER, + "DM command %d contained invalid parameter", + cmd); + return FALSE; + case DIAG_CMD_BAD_LEN: + g_set_error (error, QCDM_COMMAND_ERROR, QCDM_COMMAND_BAD_LENGTH, + "DM command %d was the wrong size", + cmd); + return FALSE; + case DIAG_CMD_BAD_DEV: + g_set_error (error, QCDM_COMMAND_ERROR, QCDM_COMMAND_NOT_ACCEPTED, + "DM command %d was not accepted by the device", + cmd); + return FALSE; + case DIAG_CMD_BAD_MODE: + g_set_error (error, QCDM_COMMAND_ERROR, QCDM_COMMAND_BAD_MODE, + "DM command %d not allowed in the current device mode", + cmd); + return FALSE; + default: + break; + } + + if (buf[0] != cmd) { + g_set_error (error, QCDM_COMMAND_ERROR, QCDM_COMMAND_UNEXPECTED, + "Unexpected DM command response (expected %d, got %d)", + cmd, buf[0]); + return FALSE; + } + + if (len < min_len) { + g_set_error (error, QCDM_COMMAND_ERROR, QCDM_COMMAND_BAD_LENGTH, + "DM command %d response not long enough (got %zu, expected " + "at least %zu).", cmd, len, min_len); + return FALSE; + } + + return TRUE; +} + +/**********************************************************************/ + +gsize +qcdm_cmd_version_info_new (char *buf, gsize len, GError **error) +{ + char cmdbuf[3]; + DMCmdHeader *cmd = (DMCmdHeader *) &cmdbuf[0]; + + g_return_val_if_fail (buf != NULL, 0); + g_return_val_if_fail (len >= sizeof (*cmd) + DIAG_TRAILER_LEN, 0); + + memset (cmd, 0, sizeof (cmd)); + cmd->code = DIAG_CMD_VERSION_INFO; + + return dm_encapsulate_buffer (cmdbuf, sizeof (*cmd), sizeof (cmdbuf), buf, len); +} + +QCDMResult * +qcdm_cmd_version_info_result (const char *buf, gsize len, GError **error) +{ + QCDMResult *result = NULL; + DMCmdVersionInfoRsp *rsp = (DMCmdVersionInfoRsp *) buf; + char tmp[12]; + + g_return_val_if_fail (buf != NULL, NULL); + + if (!check_command (buf, len, DIAG_CMD_VERSION_INFO, sizeof (DMCmdVersionInfoRsp), error)) + return NULL; + + result = qcdm_result_new (); + + memset (tmp, 0, sizeof (tmp)); + g_assert (sizeof (rsp->comp_date) <= sizeof (tmp)); + memcpy (tmp, rsp->comp_date, sizeof (rsp->comp_date)); + qcdm_result_add_string (result, QCDM_CMD_VERSION_INFO_ITEM_COMP_DATE, tmp); + + memset (tmp, 0, sizeof (tmp)); + g_assert (sizeof (rsp->comp_time) <= sizeof (tmp)); + memcpy (tmp, rsp->comp_time, sizeof (rsp->comp_time)); + qcdm_result_add_string (result, QCDM_CMD_VERSION_INFO_ITEM_COMP_TIME, tmp); + + memset (tmp, 0, sizeof (tmp)); + g_assert (sizeof (rsp->rel_date) <= sizeof (tmp)); + memcpy (tmp, rsp->rel_date, sizeof (rsp->rel_date)); + qcdm_result_add_string (result, QCDM_CMD_VERSION_INFO_ITEM_RELEASE_DATE, tmp); + + memset (tmp, 0, sizeof (tmp)); + g_assert (sizeof (rsp->rel_time) <= sizeof (tmp)); + memcpy (tmp, rsp->rel_time, sizeof (rsp->rel_time)); + qcdm_result_add_string (result, QCDM_CMD_VERSION_INFO_ITEM_RELEASE_TIME, tmp); + + memset (tmp, 0, sizeof (tmp)); + g_assert (sizeof (rsp->model) <= sizeof (tmp)); + memcpy (tmp, rsp->model, sizeof (rsp->model)); + qcdm_result_add_string (result, QCDM_CMD_VERSION_INFO_ITEM_MODEL, tmp); + + return result; +} + +/**********************************************************************/ + +gsize +qcdm_cmd_esn_new (char *buf, gsize len, GError **error) +{ + char cmdbuf[3]; + DMCmdHeader *cmd = (DMCmdHeader *) &cmdbuf[0]; + + g_return_val_if_fail (buf != NULL, 0); + g_return_val_if_fail (len >= sizeof (*cmd) + DIAG_TRAILER_LEN, 0); + + memset (cmd, 0, sizeof (cmd)); + cmd->code = DIAG_CMD_ESN; + + return dm_encapsulate_buffer (cmdbuf, sizeof (*cmd), sizeof (cmdbuf), buf, len); +} + +QCDMResult * +qcdm_cmd_esn_result (const char *buf, gsize len, GError **error) +{ + QCDMResult *result = NULL; + DMCmdEsnRsp *rsp = (DMCmdEsnRsp *) buf; + char *tmp; + guint8 swapped[4]; + + g_return_val_if_fail (buf != NULL, NULL); + + if (!check_command (buf, len, DIAG_CMD_ESN, sizeof (DMCmdEsnRsp), error)) + return NULL; + + result = qcdm_result_new (); + + /* Convert the ESN from binary to a hex string; it's LE so we have to + * swap it to get the correct ordering. + */ + swapped[0] = rsp->esn[3]; + swapped[1] = rsp->esn[2]; + swapped[2] = rsp->esn[1]; + swapped[3] = rsp->esn[0]; + + tmp = bin2hexstr (&swapped[0], sizeof (swapped)); + qcdm_result_add_string (result, QCDM_CMD_ESN_ITEM_ESN, tmp); + g_free (tmp); + + return result; +} + +/**********************************************************************/ + +gsize +qcdm_cmd_cdma_status_new (char *buf, gsize len, GError **error) +{ + char cmdbuf[3]; + DMCmdHeader *cmd = (DMCmdHeader *) &cmdbuf[0]; + + g_return_val_if_fail (buf != NULL, 0); + g_return_val_if_fail (len >= sizeof (*cmd) + DIAG_TRAILER_LEN, 0); + + memset (cmd, 0, sizeof (cmd)); + cmd->code = DIAG_CMD_STATUS; + + return dm_encapsulate_buffer (cmdbuf, sizeof (*cmd), sizeof (cmdbuf), buf, len); +} + +QCDMResult * +qcdm_cmd_cdma_status_result (const char *buf, gsize len, GError **error) +{ + QCDMResult *result = NULL; + DMCmdStatusRsp *rsp = (DMCmdStatusRsp *) buf; + char *tmp; + guint8 swapped[4]; + guint32 tmp_num; + + g_return_val_if_fail (buf != NULL, NULL); + + if (!check_command (buf, len, DIAG_CMD_STATUS, sizeof (DMCmdStatusRsp), error)) + return NULL; + + result = qcdm_result_new (); + + /* Convert the ESN from binary to a hex string; it's LE so we have to + * swap it to get the correct ordering. + */ + swapped[0] = rsp->esn[3]; + swapped[1] = rsp->esn[2]; + swapped[2] = rsp->esn[1]; + swapped[3] = rsp->esn[0]; + + tmp = bin2hexstr (&swapped[0], sizeof (swapped)); + qcdm_result_add_string (result, QCDM_CMD_CDMA_STATUS_ITEM_ESN, tmp); + g_free (tmp); + + tmp_num = (guint32) GUINT16_FROM_LE (rsp->cdma_rx_state); + qcdm_result_add_uint32 (result, QCDM_CMD_CDMA_STATUS_ITEM_RX_STATE, tmp_num); + + tmp_num = (guint32) GUINT16_FROM_LE (rsp->entry_reason); + qcdm_result_add_uint32 (result, QCDM_CMD_CDMA_STATUS_ITEM_ENTRY_REASON, tmp_num); + + tmp_num = (guint32) GUINT16_FROM_LE (rsp->curr_chan); + qcdm_result_add_uint32 (result, QCDM_CMD_CDMA_STATUS_ITEM_CURRENT_CHANNEL, tmp_num); + + qcdm_result_add_uint8 (result, QCDM_CMD_CDMA_STATUS_ITEM_CODE_CHANNEL, rsp->cdma_code_chan); + + tmp_num = (guint32) GUINT16_FROM_LE (rsp->pilot_base); + qcdm_result_add_uint32 (result, QCDM_CMD_CDMA_STATUS_ITEM_PILOT_BASE, tmp_num); + + tmp_num = (guint32) GUINT16_FROM_LE (rsp->sid); + qcdm_result_add_uint32 (result, QCDM_CMD_CDMA_STATUS_ITEM_SID, tmp_num); + + tmp_num = (guint32) GUINT16_FROM_LE (rsp->nid); + qcdm_result_add_uint32 (result, QCDM_CMD_CDMA_STATUS_ITEM_NID, tmp_num); + + return result; +} + +/**********************************************************************/ + +gsize +qcdm_cmd_sw_version_new (char *buf, gsize len, GError **error) +{ + char cmdbuf[3]; + DMCmdHeader *cmd = (DMCmdHeader *) &cmdbuf[0]; + + g_return_val_if_fail (buf != NULL, 0); + g_return_val_if_fail (len >= sizeof (*cmd) + DIAG_TRAILER_LEN, 0); + + memset (cmd, 0, sizeof (cmd)); + cmd->code = DIAG_CMD_SW_VERSION; + + return dm_encapsulate_buffer (cmdbuf, sizeof (*cmd), sizeof (cmdbuf), buf, len); +} + +QCDMResult * +qcdm_cmd_sw_version_result (const char *buf, gsize len, GError **error) +{ + QCDMResult *result = NULL; + DMCmdSwVersionRsp *rsp = (DMCmdSwVersionRsp *) buf; + char tmp[25]; + + g_return_val_if_fail (buf != NULL, NULL); + + if (!check_command (buf, len, DIAG_CMD_SW_VERSION, sizeof (*rsp), error)) + return NULL; + + result = qcdm_result_new (); + + memset (tmp, 0, sizeof (tmp)); + g_assert (sizeof (rsp->version) <= sizeof (tmp)); + memcpy (tmp, rsp->version, sizeof (rsp->version)); + qcdm_result_add_string (result, QCDM_CMD_SW_VERSION_ITEM_VERSION, tmp); + + memset (tmp, 0, sizeof (tmp)); + g_assert (sizeof (rsp->comp_date) <= sizeof (tmp)); + memcpy (tmp, rsp->comp_date, sizeof (rsp->comp_date)); + qcdm_result_add_string (result, QCDM_CMD_SW_VERSION_ITEM_COMP_DATE, tmp); + + memset (tmp, 0, sizeof (tmp)); + g_assert (sizeof (rsp->comp_time) <= sizeof (tmp)); + memcpy (tmp, rsp->comp_time, sizeof (rsp->comp_time)); + qcdm_result_add_string (result, QCDM_CMD_SW_VERSION_ITEM_COMP_TIME, tmp); + + return result; +} + +/**********************************************************************/ + +gsize +qcdm_cmd_nv_get_mdn_new (char *buf, gsize len, guint8 profile, GError **error) +{ + char cmdbuf[sizeof (DMCmdNVReadWrite) + 2]; + DMCmdNVReadWrite *cmd = (DMCmdNVReadWrite *) &cmdbuf[0]; + DMNVItemMdn *req; + + g_return_val_if_fail (buf != NULL, 0); + g_return_val_if_fail (len >= sizeof (*cmd) + DIAG_TRAILER_LEN, 0); + + memset (cmd, 0, sizeof (*cmd)); + cmd->code = DIAG_CMD_NV_READ; + cmd->nv_item = GUINT16_TO_LE (DIAG_NV_DIR_NUMBER); + + req = (DMNVItemMdn *) &cmd->data[0]; + req->profile = profile; + + return dm_encapsulate_buffer (cmdbuf, sizeof (*cmd), sizeof (cmdbuf), buf, len); +} + +QCDMResult * +qcdm_cmd_nv_get_mdn_result (const char *buf, gsize len, GError **error) +{ + QCDMResult *result = NULL; + DMCmdNVReadWrite *rsp = (DMCmdNVReadWrite *) buf; + DMNVItemMdn *mdn; + char tmp[11]; + + g_return_val_if_fail (buf != NULL, NULL); + + if (!check_command (buf, len, DIAG_CMD_NV_READ, sizeof (DMCmdNVReadWrite), error)) + return NULL; + + mdn = (DMNVItemMdn *) &rsp->data[0]; + + result = qcdm_result_new (); + + qcdm_result_add_uint8 (result, QCDM_CMD_NV_GET_MDN_ITEM_PROFILE, mdn->profile); + + memset (tmp, 0, sizeof (tmp)); + g_assert (sizeof (mdn->mdn) <= sizeof (tmp)); + memcpy (tmp, mdn->mdn, sizeof (mdn->mdn)); + qcdm_result_add_string (result, QCDM_CMD_NV_GET_MDN_ITEM_MDN, tmp); + + return result; +} + +/**********************************************************************/ + +gsize +qcdm_cmd_cm_subsys_state_info_new (char *buf, gsize len, GError **error) +{ + char cmdbuf[sizeof (DMCmdSubsysHeader) + 2]; + DMCmdSubsysHeader *cmd = (DMCmdSubsysHeader *) &cmdbuf[0]; + + g_return_val_if_fail (buf != NULL, 0); + g_return_val_if_fail (len >= sizeof (*cmd) + DIAG_TRAILER_LEN, 0); + + memset (cmd, 0, sizeof (cmd)); + cmd->code = DIAG_CMD_SUBSYS; + cmd->subsys_id = DIAG_SUBSYS_CM; + cmd->subsys_cmd = GUINT16_TO_LE (DIAG_SUBSYS_CM_STATE_INFO); + + return dm_encapsulate_buffer (cmdbuf, sizeof (*cmd), sizeof (cmdbuf), buf, len); +} + +QCDMResult * +qcdm_cmd_cm_subsys_state_info_result (const char *buf, gsize len, GError **error) +{ + QCDMResult *result = NULL; + DMCmdSubsysCMStateInfoRsp *rsp = (DMCmdSubsysCMStateInfoRsp *) buf; + guint32 tmp_num; + + g_return_val_if_fail (buf != NULL, NULL); + + if (!check_command (buf, len, DIAG_CMD_SUBSYS, sizeof (DMCmdSubsysCMStateInfoRsp), error)) + return NULL; + + result = qcdm_result_new (); + + tmp_num = (guint32) GUINT32_FROM_LE (rsp->call_state); + qcdm_result_add_uint32 (result, QCDM_CMD_CM_SUBSYS_STATE_INFO_ITEM_CALL_STATE, tmp_num); + + tmp_num = (guint32) GUINT32_FROM_LE (rsp->oper_mode); + qcdm_result_add_uint32 (result, QCDM_CMD_CM_SUBSYS_STATE_INFO_ITEM_OPERATING_MODE, tmp_num); + + tmp_num = (guint32) GUINT32_FROM_LE (rsp->system_mode); + qcdm_result_add_uint32 (result, QCDM_CMD_CM_SUBSYS_STATE_INFO_ITEM_SYSTEM_MODE, tmp_num); + + tmp_num = (guint32) GUINT32_FROM_LE (rsp->mode_pref); + qcdm_result_add_uint32 (result, QCDM_CMD_CM_SUBSYS_STATE_INFO_ITEM_MODE_PREF, tmp_num); + + tmp_num = (guint32) GUINT32_FROM_LE (rsp->band_pref); + qcdm_result_add_uint32 (result, QCDM_CMD_CM_SUBSYS_STATE_INFO_ITEM_BAND_PREF, tmp_num); + + tmp_num = (guint32) GUINT32_FROM_LE (rsp->roam_pref); + qcdm_result_add_uint32 (result, QCDM_CMD_CM_SUBSYS_STATE_INFO_ITEM_ROAM_PREF, tmp_num); + + tmp_num = (guint32) GUINT32_FROM_LE (rsp->srv_domain_pref); + qcdm_result_add_uint32 (result, QCDM_CMD_CM_SUBSYS_STATE_INFO_ITEM_SERVICE_DOMAIN_PREF, tmp_num); + + tmp_num = (guint32) GUINT32_FROM_LE (rsp->acq_order_pref); + qcdm_result_add_uint32 (result, QCDM_CMD_CM_SUBSYS_STATE_INFO_ITEM_ACQ_ORDER_PREF, tmp_num); + + tmp_num = (guint32) GUINT32_FROM_LE (rsp->hybrid_pref); + qcdm_result_add_uint32 (result, QCDM_CMD_CM_SUBSYS_STATE_INFO_ITEM_HYBRID_PREF, tmp_num); + + tmp_num = (guint32) GUINT32_FROM_LE (rsp->network_sel_mode_pref); + qcdm_result_add_uint32 (result, QCDM_CMD_CM_SUBSYS_STATE_INFO_ITEM_NETWORK_SELECTION_PREF, tmp_num); + + return result; +} + +/**********************************************************************/ + +gsize +qcdm_cmd_hdr_subsys_state_info_new (char *buf, gsize len, GError **error) +{ + char cmdbuf[sizeof (DMCmdSubsysHeader) + 2]; + DMCmdSubsysHeader *cmd = (DMCmdSubsysHeader *) &cmdbuf[0]; + + g_return_val_if_fail (buf != NULL, 0); + g_return_val_if_fail (len >= sizeof (*cmd) + DIAG_TRAILER_LEN, 0); + + memset (cmd, 0, sizeof (cmd)); + cmd->code = DIAG_CMD_SUBSYS; + cmd->subsys_id = DIAG_SUBSYS_HDR; + cmd->subsys_cmd = GUINT16_TO_LE (DIAG_SUBSYS_HDR_STATE_INFO); + + return dm_encapsulate_buffer (cmdbuf, sizeof (*cmd), sizeof (cmdbuf), buf, len); +} + +QCDMResult * +qcdm_cmd_hdr_subsys_state_info_result (const char *buf, gsize len, GError **error) +{ + QCDMResult *result = NULL; + DMCmdSubsysHDRStateInfoRsp *rsp = (DMCmdSubsysHDRStateInfoRsp *) buf; + + g_return_val_if_fail (buf != NULL, NULL); + + if (!check_command (buf, len, DIAG_CMD_SUBSYS, sizeof (DMCmdSubsysHDRStateInfoRsp), error)) + return NULL; + + result = qcdm_result_new (); + + qcdm_result_add_uint8 (result, QCDM_CMD_HDR_SUBSYS_STATE_INFO_ITEM_AT_STATE, rsp->at_state); + qcdm_result_add_uint8 (result, QCDM_CMD_HDR_SUBSYS_STATE_INFO_ITEM_SESSION_STATE, rsp->session_state); + qcdm_result_add_uint8 (result, QCDM_CMD_HDR_SUBSYS_STATE_INFO_ITEM_ALMP_STATE, rsp->almp_state); + qcdm_result_add_uint8 (result, QCDM_CMD_HDR_SUBSYS_STATE_INFO_ITEM_INIT_STATE, rsp->init_state); + qcdm_result_add_uint8 (result, QCDM_CMD_HDR_SUBSYS_STATE_INFO_ITEM_IDLE_STATE, rsp->idle_state); + qcdm_result_add_uint8 (result, QCDM_CMD_HDR_SUBSYS_STATE_INFO_ITEM_CONNECTED_STATE, rsp->connected_state); + qcdm_result_add_uint8 (result, QCDM_CMD_HDR_SUBSYS_STATE_INFO_ITEM_ROUTE_UPDATE_STATE, rsp->route_update_state); + qcdm_result_add_uint8 (result, QCDM_CMD_HDR_SUBSYS_STATE_INFO_ITEM_OVERHEAD_MSG_STATE, rsp->overhead_msg_state); + qcdm_result_add_uint8 (result, QCDM_CMD_HDR_SUBSYS_STATE_INFO_ITEM_HDR_HYBRID_MODE, rsp->hdr_hybrid_mode); + + return result; +} + +/**********************************************************************/ + |