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Diffstat (limited to 'src/misagent.c')
-rw-r--r-- | src/misagent.c | 306 |
1 files changed, 306 insertions, 0 deletions
diff --git a/src/misagent.c b/src/misagent.c new file mode 100644 index 0000000..45f1391 --- /dev/null +++ b/src/misagent.c @@ -0,0 +1,306 @@ +/* + * misagent.c + * com.apple.misagent service implementation. + * + * Copyright (c) 2012 Nikias Bassen, All Rights Reserved. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <string.h> +#include <stdlib.h> +#include <unistd.h> +#include <plist/plist.h> +#include <stdio.h> + +#include "misagent.h" +#include "property_list_service.h" +#include "debug.h" + +/** + * Convert a property_list_service_error_t value to a misagent_error_t + * value. Used internally to get correct error codes. + * + * @param err A property_list_service_error_t error code + * + * @return A matching misagent_error_t error code, + * MISAGENT_E_UNKNOWN_ERROR otherwise. + */ +static misagent_error_t misagent_error(property_list_service_error_t err) +{ + switch (err) { + case PROPERTY_LIST_SERVICE_E_SUCCESS: + return MISAGENT_E_SUCCESS; + case PROPERTY_LIST_SERVICE_E_INVALID_ARG: + return MISAGENT_E_INVALID_ARG; + case PROPERTY_LIST_SERVICE_E_PLIST_ERROR: + return MISAGENT_E_PLIST_ERROR; + case PROPERTY_LIST_SERVICE_E_MUX_ERROR: + return MISAGENT_E_CONN_FAILED; + default: + break; + } + return MISAGENT_E_UNKNOWN_ERROR; +} + +/** + * Checks the response from misagent to determine if the operation + * was successful or an error occured. Internally used only. + * + * @param response a PLIST_DICT received from device's misagent + * @param status_code pointer to an int that will be set to the status code + * contained in the response + */ +static misagent_error_t misagent_check_result(plist_t response, int* status_code) +{ + if (plist_get_node_type(response) != PLIST_DICT) { + return MISAGENT_E_PLIST_ERROR; + } + + plist_t node = plist_dict_get_item(response, "Status"); + if (!node || (plist_get_node_type(node) != PLIST_UINT)) { + return MISAGENT_E_PLIST_ERROR; + } + + uint64_t val = -1LL; + plist_get_uint_val(node, &val); + if ((int64_t)val == -1LL) { + return MISAGENT_E_PLIST_ERROR; + } + *status_code = (int)(val & 0xFFFFFFFF); + if (*status_code == 0) { + return MISAGENT_E_SUCCESS; + } else { + return MISAGENT_E_REQUEST_FAILED; + } +} + +/** + * Connects to the misagent service on the specified device. + * + * @param device The device to connect to. + * @param port Destination port (usually given by lockdownd_start_service). + * @param client Pointer that will point to a newly allocated + * misagent_client_t upon successful return. + * + * @return MISAGENT_E_SUCCESS on success, MISAGENT_E_INVALID_ARG when + * client is NULL, or an MISAGENT_E_* error code otherwise. + */ +misagent_error_t misagent_client_new(idevice_t device, uint16_t port, misagent_client_t *client) +{ + if (!device) + return MISAGENT_E_INVALID_ARG; + + property_list_service_client_t plistclient = NULL; + misagent_error_t err = misagent_error(property_list_service_client_new(device, port, &plistclient)); + if (err != MISAGENT_E_SUCCESS) { + return err; + } + + misagent_client_t client_loc = (misagent_client_t) malloc(sizeof(struct misagent_client_private)); + client_loc->parent = plistclient; + client_loc->last_error = 0; + + *client = client_loc; + return MISAGENT_E_SUCCESS; +} + +/** + * Disconnects an misagent client from the device and frees up the + * misagent client data. + * + * @param client The misagent client to disconnect and free. + * + * @return MISAGENT_E_SUCCESS on success, MISAGENT_E_INVALID_ARG when + * client is NULL, or an MISAGENT_E_* error code otherwise. + */ +misagent_error_t misagent_client_free(misagent_client_t client) +{ + if (!client) + return MISAGENT_E_INVALID_ARG; + + misagent_error_t err = MISAGENT_E_SUCCESS; + if (client->parent && client->parent->connection) { + misagent_error(property_list_service_client_free(client->parent)); + } + client->parent = NULL; + free(client); + + return err; +} + +/** + * Installs the given provisioning profile. Only works with valid profiles. + * + * @param client The connected misagent to use for installation + * @param profile The valid provisioning profile to install. This has to be + * passed as a PLIST_DATA, otherwise the function will fail. + * + * @return MISAGENT_E_SUCCESS on success, MISAGENT_E_INVALID_ARG when + * client is invalid, or an MISAGENT_E_* error code otherwise. + */ +misagent_error_t misagent_install(misagent_client_t client, plist_t profile) +{ + if (!client || !client->parent || !profile || (plist_get_node_type(profile) != PLIST_DATA)) + return MISAGENT_E_INVALID_ARG; + + client->last_error = MISAGENT_E_UNKNOWN_ERROR; + + plist_t dict = plist_new_dict(); + plist_dict_insert_item(dict, "MessageType", plist_new_string("Install")); + plist_dict_insert_item(dict, "Profile", plist_copy(profile)); + plist_dict_insert_item(dict, "ProfileType", plist_new_string("Provisioning")); + + misagent_error_t res = misagent_error(property_list_service_send_xml_plist(client->parent, dict)); + plist_free(dict); + dict = NULL; + + if (res != MISAGENT_E_SUCCESS) { + debug_info("could not send plist, error %d", res); + return res; + } + + res = misagent_error(property_list_service_receive_plist(client->parent, &dict)); + if (res != MISAGENT_E_SUCCESS) { + debug_info("could not receive response, error %d", res); + return res; + } + if (!dict) { + debug_info("could not get response plist"); + return MISAGENT_E_UNKNOWN_ERROR; + } + + res = misagent_check_result(dict, &client->last_error); + plist_free(dict); + + return res; +} + +/** + * Retrieves an array of all installed provisioning profiles. + * + * @param client The connected misagent to use. + * @param profiles Pointer to a plist_t that will be set to a PLIST_ARRAY + * if the function is successful. + * + * @return MISAGENT_E_SUCCESS on success, MISAGENT_E_INVALID_ARG when + * client is invalid, or an MISAGENT_E_* error code otherwise. + * + * @note If no provisioning profiles are installed on the device, this function + * still returns MISAGENT_E_SUCCESS and profiles will just point to an + * empty array. + */ +misagent_error_t misagent_copy(misagent_client_t client, plist_t* profiles) +{ + if (!client || !client->parent || !profiles) + return MISAGENT_E_INVALID_ARG; + + client->last_error = MISAGENT_E_UNKNOWN_ERROR; + + plist_t dict = plist_new_dict(); + plist_dict_insert_item(dict, "MessageType", plist_new_string("Copy")); + plist_dict_insert_item(dict, "ProfileType", plist_new_string("Provisioning")); + + misagent_error_t res = misagent_error(property_list_service_send_xml_plist(client->parent, dict)); + plist_free(dict); + dict = NULL; + + if (res != MISAGENT_E_SUCCESS) { + debug_info("could not send plist, error %d", res); + return res; + } + + res = misagent_error(property_list_service_receive_plist(client->parent, &dict)); + if (res != MISAGENT_E_SUCCESS) { + debug_info("could not receive response, error %d", res); + return res; + } + if (!dict) { + debug_info("could not get response plist"); + return MISAGENT_E_UNKNOWN_ERROR; + } + + res = misagent_check_result(dict, &client->last_error); + if (res == MISAGENT_E_SUCCESS) { + *profiles = plist_copy(plist_dict_get_item(dict, "Payload")); + } + plist_free(dict); + + return res; + +} + +/** + * Removes a given provisioning profile. + * + * @param client The connected misagent to use. + * @param profileID Identifier of the provisioning profile to remove. + * This is a UUID that can be obtained from the provisioning profile data. + * @see misagent_copy + * + * @return MISAGENT_E_SUCCESS on success, MISAGENT_E_INVALID_ARG when + * client is invalid, or an MISAGENT_E_* error code otherwise. + */ +misagent_error_t misagent_remove(misagent_client_t client, const char* profileID) +{ + if (!client || !client->parent || !profileID) + return MISAGENT_E_INVALID_ARG; + + client->last_error = MISAGENT_E_UNKNOWN_ERROR; + + plist_t dict = plist_new_dict(); + plist_dict_insert_item(dict, "MessageType", plist_new_string("Remove")); + plist_dict_insert_item(dict, "ProfileID", plist_new_string(profileID)); + plist_dict_insert_item(dict, "ProfileType", plist_new_string("Provisioning")); + + misagent_error_t res = misagent_error(property_list_service_send_xml_plist(client->parent, dict)); + plist_free(dict); + dict = NULL; + + if (res != MISAGENT_E_SUCCESS) { + debug_info("could not send plist, error %d", res); + return res; + } + + res = misagent_error(property_list_service_receive_plist(client->parent, &dict)); + if (res != MISAGENT_E_SUCCESS) { + debug_info("could not receive response, error %d", res); + return res; + } + if (!dict) { + debug_info("could not get response plist"); + return MISAGENT_E_UNKNOWN_ERROR; + } + + res = misagent_check_result(dict, &client->last_error); + plist_free(dict); + + return res; +} + +/** + * Retrieves the status code from the last operation. + * + * @param client The misagent to use. + * + * @return -1 if client is invalid, or the status code from the last operation + */ +int misagent_get_status_code(misagent_client_t client) +{ + if (!client) { + return -1; + } + return client->last_error; +} |