+++ /dev/null
-/* SWAP driver message handler */
-
-#include <linux/slab.h>
-#include <asm/uaccess.h>
-
-#include "swap_message_parser_errors.h"
-#include "parser_defs.h"
-#include "message_handler.h"
-#include "message_parser.h"
-#include "protocol_description.h"
-
-int message_start(void __user *message_ptr)
-{
- int result;
- size_t msg_size;
- void *msg_in_kern;
- struct application_information_t *a_info;
- struct configuration_t *c;
- struct user_space_inst_t *u_s_i;
-
- /* Get message size and skip size of msg size variable */
- message_ptr = get_message_size(message_ptr, &msg_size);
- if (msg_size == 0) {
- result = -E_SMP_MSG_SIZE;
- goto msg_start_wrong_size;
- }
-
- /* Alloc memory for message in kernel space */
- msg_in_kern = kmalloc(msg_size, GFP_KERNEL);
- if (!msg_in_kern) {
- result = -E_SMP_MSG_ALLOC;
- goto msg_start_kmalloc_fail;
- }
-
- /* Copy message to kernel space */
- if (copy_from_user(msg_in_kern, message_ptr, msg_size)) {
- result = -E_SMP_MSG_COPY;
- goto msg_start_error_copy;
- }
-
- /* Parse message */
- result = message_start_parser(msg_in_kern, &a_info, &c, &u_s_i);
- if (result != E_SMP_SUCCESS) {
- goto msg_start_parse_fail;
- }
-
-
- // TODO Use Salva
-
-
-
- /* Destroy application_information_t struct */
- destroy_app_info(&a_info, 1);
-
- /* Destroy configuration_t struct */
- destroy_configuration(&c, 1);
-
- /* Destroy user_space_inst_t struct */
- destroy_user_space_inst(&u_s_i, 1);
-
- return E_SMP_SUCCESS;
-
-/* Handle errors */
-msg_start_parse_fail:
-msg_start_error_copy:
- kfree(msg_in_kern);
-
-msg_start_kmalloc_fail:
-msg_start_wrong_size:
- return result;
-}
-
-int message_stop(void)
-{
- int result;
-
-// TODO Use Slava
-}
-
-int message_config(void __user *message_ptr)
-{
- int result;
- size_t msg_size;
- void *msg_in_kern;
- struct configuration_t *c;
-
- /* Get message size and skip size of msg size variable */
- message_ptr = get_message_size(message_ptr, &msg_size);
- if (msg_size == 0) {
- result = -E_SMP_MSG_SIZE;
- goto msg_config_wrong_size;
- }
-
- /* Alloc memory for message in kernel space */
- msg_in_kern = kmalloc(msg_size, GFP_KERNEL);
- if (!msg_in_kern) {
- result = -E_SMP_MSG_ALLOC;
- goto msg_config_kmalloc_fail;
- }
-
- /* Copy message to kernel space */
- if (copy_from_user(msg_in_kern, message_ptr, msg_size)) {
- result = -E_SMP_MSG_COPY;
- goto msg_config_error_copy;
- }
-
- /* Parse message */
- result = message_config_parser(msg_in_kern, &c);
- if (result != E_SMP_SUCCESS) {
- goto msg_config_parse_fail;
- }
-
-
- // TODO Use Salva
-
-
-
- /* Destroy configuration_t struct */
- destroy_configuration(&c, 1);
-
- return E_SMP_SUCCESS;
-
-/* Handle errors */
-msg_config_parse_fail:
-msg_config_error_copy:
- kfree(msg_in_kern);
-
-msg_config_kmalloc_fail:
-msg_config_wrong_size:
- return result;
-}
-
-int message_swap_inst_add(void __user *message_ptr)
-{
- int result;
- size_t msg_size;
- void *msg_in_kern;
- struct user_space_inst_t *u_s_i;
-
- /* Get message size and skip size of msg size variable */
- message_ptr = get_message_size(message_ptr, &msg_size);
- if (msg_size == 0) {
- result = -E_SMP_MSG_SIZE;
- goto msg_swap_inst_add_wrong_size;
- }
-
- /* Alloc memory for message in kernel space */
- msg_in_kern = kmalloc(msg_size, GFP_KERNEL);
- if (!msg_in_kern) {
- result = -E_SMP_MSG_ALLOC;
- goto msg_swap_inst_add_kmalloc_fail;
- }
-
- /* Copy message to kernel space */
- if (copy_from_user(msg_in_kern, message_ptr, msg_size)) {
- result = -E_SMP_MSG_COPY;
- goto msg_swap_inst_add_error_copy;
- }
-
- /* Parse message */
- result = message_swap_inst_parser(msg_in_kern, &u_s_i);
- if (result != E_SMP_SUCCESS) {
- goto msg_swap_inst_add_parse_fail;
- }
-
-
- // TODO Use Salva
-
-
-
- /* Destroy user_space_inst_t struct */
- destroy_user_space_inst(&u_s_i, 1);
-
- return E_SMP_SUCCESS;
-
-/* Handle errors */
-msg_swap_inst_add_parse_fail:
-msg_swap_inst_add_error_copy:
- kfree(msg_in_kern);
-
-msg_swap_inst_add_kmalloc_fail:
-msg_swap_inst_add_wrong_size:
- return result;
-}
-
-int message_swap_inst_remove(void __user *message_ptr)
-{
- int result;
- size_t msg_size;
- void *msg_in_kern;
- struct user_space_inst_t *u_s_i;
-
- /* Get message size and skip size of msg size variable */
- message_ptr = get_message_size(message_ptr, &msg_size);
- if (msg_size == 0) {
- result = -E_SMP_MSG_SIZE;
- goto msg_swap_inst_rem_wrong_size;
- }
-
- /* Alloc memory for message in kernel space */
- msg_in_kern = kmalloc(msg_size, GFP_KERNEL);
- if (!msg_in_kern) {
- result = -E_SMP_MSG_ALLOC;
- goto msg_swap_inst_rem_kmalloc_fail;
- }
-
- /* Copy message to kernel space */
- if (copy_from_user(msg_in_kern, message_ptr, msg_size)) {
- result = -E_SMP_MSG_COPY;
- goto msg_swap_inst_rem_error_copy;
- }
-
- /* Parse message */
- result = message_swap_inst_parser(msg_in_kern, &u_s_i);
- if (result != E_SMP_SUCCESS) {
- goto msg_swap_inst_rem_parse_fail;
- }
-
-
- // TODO Use Salva
-
-
-
- /* Destroy user_space_inst_t struct */
- destroy_user_space_inst(&u_s_i, 1);
-
- return E_SMP_SUCCESS;
-
-/* Handle errors */
-msg_swap_inst_rem_parse_fail:
-msg_swap_inst_rem_error_copy:
- kfree(msg_in_kern);
-
-msg_swap_inst_rem_kmalloc_fail:
-msg_swap_inst_rem_wrong_size:
- return result;
-}
+++ /dev/null
-/* Message parser */
-
-#include <linux/string.h>
-#include <linux/slab.h>
-#include <linux/err.h>
-#include <asm/uaccess.h>
-
-#include "message_parser.h"
-#include "swap_message_parser_errors.h"
-#include "parser_defs.h"
-
-
-/* Create application_information_t structs */
-static struct application_information_t *create_app_info(u_int32_t count)
-{
- struct application_information_t *a_info;
- struct application_information_t *current_a_info;
- u_int32_t i;
-
- /* Alloc memory for application_information_t structs */
- a_info = kmalloc(sizeof(struct application_information_t) * count,
- GFP_KERNEL);
- if (!a_info)
- return NULL;
-
- /* Initialization */
- current_a_info = a_info;
- for (i = 0; i < count; i++) {
- current_a_info->t_app_type = 0;
- current_a_info->t_app_id = NULL;
- current_a_info->exec_path = NULL;
- current_a_info++;
- }
-
- return a_info;
-}
-
-/* Create configuration_t structs */
-static struct configuration_t *create_configuration(u_int32_t count)
-{
- struct configuration_t *c;
- struct configuration_t *current_c;
- u_int32_t i;
-
- /* Alloc memory for configuration_t structs */
- c = kmalloc(sizeof(struct configuration_t) * count, GFP_KERNEL);
- if (!c)
- return NULL;
-
- /* Initialization */
- current_c = c;
- for (i = 0; i < count; i++) {
- current_c->use_features = 0;
- current_c->sys_trace_period = 0;
- current_c->data_msg_period = 0;
- current_c++;
- }
-
- return c;
-}
-
-/* Create user_space_inst_t structs */
-static struct user_space_inst_t *create_user_space_inst(u_int32_t count)
-{
- struct user_space_inst_t *u_s_i;
- struct user_space_inst_t *current_u_s_i;
- u_int32_t i;
-
- /* Alloc memory for user_space_inst_t structs */
- u_s_i = kmalloc(sizeof(struct user_space_inst_t) * count, GFP_KERNEL);
- if (!u_s_i)
- return NULL;
-
- /* Structs initialization */
- current_u_s_i = u_s_i;
- for (i = 0; i < count; i++) {
- current_u_s_i->app_count = 0;
- current_u_s_i->a_inst = NULL;
- current_u_s_i++;
- }
-
- return u_s_i;
-}
-
-/* Create application_inst_t structs */
-static struct application_inst_t *create_application_inst(u_int32_t count)
-{
- struct application_inst_t *a_inst;
- struct application_inst_t *current_a_inst;
- u_int32_t i;
-
- /* Alloc memory for application_inst_t structs */
- a_inst = kmalloc(sizeof(struct application_inst_t) * count, GFP_KERNEL);
- if (!a_inst)
- return NULL;
-
- /* Initialization */
- current_a_inst = a_inst;
- for(i = 0; i < count; i++) {
- current_a_inst->app_path = NULL;
- current_a_inst->func_count = 0;
- current_a_inst->f_inst = NULL;
- current_a_inst->lib_count = 0;
- current_a_inst->l_inst = NULL;
- current_a_inst++;}
-
- return a_inst;
-}
-
-/* Create library_inst_t stucts */
-static struct library_inst_t *create_library_inst(u_int32_t count)
-{
- struct library_inst_t *l_inst;
- struct library_inst_t *current_l_inst;
- u_int32_t i;
-
- /* Alloc memory for library_inst_t structs */
- l_inst = kmalloc(sizeof(struct library_inst_t) * count, GFP_KERNEL);
- if (!l_inst)
- return NULL;
-
- /* Initialization */
- current_l_inst = l_inst;
- for (i = 0; i < count; i++) {
- current_l_inst->lib_path = NULL;
- current_l_inst->func_count = 0;
- current_l_inst->f_inst = NULL;
- current_l_inst++;
- }
-
- return l_inst;
-}
-
-/* Create function_inst_t structs */
-static struct function_inst_t *create_function_inst(u_int32_t count)
-{
- struct function_inst_t *f_inst;
- struct function_inst_t *current_f_inst;
- u_int32_t i;
-
- /* Alloc memory fot function_inst_t structs */
- f_inst = kmalloc(sizeof(struct function_inst_t) * count, GFP_KERNEL);
- if (!f_inst)
- return NULL;
-
- /* Initialization */
- current_f_inst = f_inst;
- for (i = 0; i < count; i++) {
- current_f_inst->func_address = 0;
- current_f_inst->args_count = 0;
- current_f_inst->args = NULL;
- current_f_inst++;
- }
-
- return f_inst;
-}
-
-
-
-
-
-/* Destroy function_inst_t structs.
- * This function expects, that memory for structs array was allocated once for
- * all elemenets. */
-static void destroy_function_inst(struct function_inst_t **f_inst_pp,
- u_int32_t count)
-{
- u_int32_t i;
-
- /* Loop over all function_inst_t structs */
- for (i = 0; i < count; i++) {
- /* Destroy args */
- kfree((*f_inst_pp)[i].args);
- (*f_inst_pp)[i].args = NULL;
- }
-
- /* Free function_inst_t memory */
- kfree(*f_inst_pp);
- *f_inst_pp = NULL;
-}
-
-/* Destroy library_inst_t structs.
- * This function expects, that memory for structs array was allocated once for
- * all elemenets. */
-static void destroy_library_inst(struct library_inst_t **l_inst_pp,
- u_int32_t count)
-{
- u_int32_t i;
-
- /* Loop over all library_inst_t structs */
- for (i = 0; i < count; i++) {
- /* Destroy lib_path */
- kfree((*l_inst_pp)[i].lib_path);
- (*l_inst_pp)[i].lib_path = NULL;
-
- /* Destroy function_inst_t structs */
- destroy_function_inst(&((*l_inst_pp)[i].f_inst),
- (*l_inst_pp)[i].func_count);
- }
-
- /* Free library_inst_t memory */
- kfree(*l_inst_pp);
- *l_inst_pp = NULL;
-}
-
-/* Destroy application_inst_t structs.
- * This function expects, that memory for structs array was allocated once for
- * all elemenets. */
-static void destroy_application_inst(struct application_inst_t **a_inst_pp,
- u_int32_t count)
-{
- u_int32_t i;
-
- /* Loop over all application_inst_t structs */
- for (i = 0; i < count; i++) {
- /* Destroy app_path */
- kfree((*a_inst_pp)[i].app_path);
- (*a_inst_pp)[i].app_path = NULL;
-
- /* Destroy function_inst_t structs */
- destroy_function_inst(&((*a_inst_pp)[i].f_inst),
- (*a_inst_pp)[i].func_count);
-
- /* Destroy library_inst_t structs */
- destroy_library_inst(&((*a_inst_pp)[i].l_inst),
- (*a_inst_pp)[i].lib_count);
- }
-
- /* Free application_inst_t memory */
- kfree(*a_inst_pp);
- *a_inst_pp = NULL;
-}
-
-/* Destroy application_information_t structs.
- * This function expects, that memory for structs array was allocated once for
- * all elemenets. */
-void destroy_app_info(struct application_information_t **a_info_pp,
- u_int32_t count)
-{
- u_int32_t i;
-
- /* Loop over all application_information_t structs */
- for (i = 0; i < count; i++) {
- /* Destroy target application id */
- kfree((*a_info_pp)[i].t_app_id);
- (*a_info_pp)[i].t_app_id = NULL;
-
- /* Destroy exec path */
- kfree((*a_info_pp)[i].exec_path);
- (*a_info_pp)[i].exec_path = NULL;
- }
-
- /* Free all memory */
- kfree(*a_info_pp);
- *a_info_pp = NULL;
-}
-
-/* Destroy configuration_t structs.
- * This function expects, that memory for structs array was allocated once for
- * all elemenets. */
-void destroy_configuration(struct configuration_t **c_pp, u_int32_t count)
-{
- /* There is no data to be destroyed, so, just free array mem */
- kfree(*c_pp);
- *c_pp = NULL;
-}
-
-/* Destroy user_space_inst_t structs.
- * This function expects, that memory for structs array was allocated once for
- * all elemenets. */
-void destroy_user_space_inst(struct user_space_inst_t **u_s_i_pp,
- u_int32_t count)
-{
- u_int32_t i;
-
- /* Loop over all user_space_inst_t structs */
- for (i = 0; i < count; i++)
- /* Destroy application_inst_t structs */
- destroy_application_inst(&((*u_s_i_pp)[i].a_inst),
- (*u_s_i_pp)[i].app_count);
-
- /* Free user_space_inst_t memory */
- kfree(*u_s_i_pp);
- *u_s_i_pp = NULL;
-}
-
-
-
-
-
-/* Parse 4 bytes number */
-static inline char *parse_int32(char *data, u_int32_t *dest)
-{
- print_debug("%s = %d\n", __func__, *(u_int32_t *)data);
-
- memcpy(dest, data, sizeof(u_int32_t));
-
- return data + sizeof(u_int32_t);
-}
-
-/* Parse string */
-static inline char *parse_string(char *data, char **dest)
-{
- size_t string_len;
-
- print_debug("%s = %s\n", __func__, data);
- string_len = strlen(data) + 1;
-
- *dest = kmalloc(string_len, GFP_KERNEL);
- if (!(*dest))
- return NULL;
-
- /* We've added null-terminated symbol to string_len, so we expect that now
- * string from data would never exceeds string_len */
- strncpy(*dest, data, string_len);
-
- return data + string_len;
-}
-
-/* Parse char */
-static inline char *parse_char(char *data, char *dest)
-{
- print_debug("%s = %s\n", __func__, data);
-
- memcpy(dest, data, sizeof(char));
-
- return data + sizeof(char);
-}
-
-
-/* Parse 8 bytes number */
-static inline char *parse_int64(char *data, u_int64_t *dest)
-{
- print_debug("%s = %d\n", __func__, *(u_int64_t *)data);
-
- memcpy(dest, data, sizeof(u_int64_t));
-
- return data + sizeof(u_int64_t);
-}
-
-/* Parse application_information structure */
-static char *parse_app_info(char *data, struct application_information_t *a_info)
-{
- char *p = data;
-
- /* Target application type */
- p = parse_int32(p, &a_info->t_app_type);
-
- /* Target application ID */
- p = parse_string(p, &a_info->t_app_id);
- if (!p)
- return NULL;
-
- /* Executable path */
- p = parse_string(p, &a_info->exec_path);
- if (!p)
- return NULL;
-
- return p;
-}
-
-/* Parse configuration structure */
-static char *parse_configuration(char *data, struct configuration_t *c)
-{
- char *p = data;
-
- /* Use features flags */
- p = parse_int64(p, &c->use_features);
-
- /* System trace period */
- p = parse_int32(p, &c->sys_trace_period);
-
- /* Data message period */
- p = parse_int32(p, &c->data_msg_period);
-
- return p;
-}
-
-/* Parse function_inst_t structure */
-static char *parse_function_inst(char *data, struct function_inst_t *f_inst)
-{
- char *p = data;
- u_int32_t i;
- char *current_char;
-
- /* Function address */
- p = parse_int64(p, &f_inst->func_address);
-
- /* Args count */
- p = parse_int32(p, &f_inst->args_count);
-
- /* Allocate memory for args and parse them */
- f_inst->args = kmalloc(f_inst->args_count * sizeof(*(f_inst->args)),
- GFP_KERNEL);
- if (!f_inst->args)
- return NULL;
-
- /* Initialize current char pointer */
- current_char = f_inst->args;
-
- for (i = 0; i < f_inst->args_count; i++) {
- p = parse_char(p, current_char);
- current_char++;
- }
-
- return p;
-}
-
-/* Parse library_inst_t structure */
-static char *parse_library_inst(char *data, struct library_inst_t *l_inst)
-{
- char *p = data;
- u_int32_t i;
- struct function_inst_t *current_f_inst;
-
- /* Library path */
- p = parse_string(p, &l_inst->lib_path);
- if (!p)
- goto lib_inst_path_alloc_fail;
-
- /* Funcs count */
- p = parse_int32(p, &l_inst->func_count);
-
- /* Allocation memory and parsing array of function_inst_t structures */
- l_inst->f_inst = create_function_inst(l_inst->func_count);
- if (!l_inst->f_inst)
- goto lib_inst_func_alloc_fail;
-
- current_f_inst = l_inst->f_inst;
- for (i = 0; i < l_inst->func_count; i++) {
- p = parse_function_inst(p, current_f_inst);
- if (!p)
- goto lib_inst_func_parse_fail;
-
- current_f_inst++;
- }
-
- return p;
-
-/* Handle errors */
-lib_inst_func_parse_fail:
- destroy_function_inst(&l_inst->f_inst, l_inst->func_count);
-
-lib_inst_func_alloc_fail:
- kfree(l_inst->lib_path);
-
-lib_inst_path_alloc_fail:
- return NULL;
-
-}
-
-/* Parse application_inst_t structure */
-static char *parse_application_inst(char *data,
- struct application_inst_t *a_inst)
-{
- char *p = data;
- struct function_inst_t *current_f_inst;
- u_int32_t func_count;
- struct library_inst_t *current_l_inst;
- u_int32_t lib_count;
- u_int32_t i, j;
-
- /* Application path */
- p = parse_string(p, &a_inst->app_path);
- if (!p)
- goto app_inst_string_alloc_fail;
-
- /* Funcs count */
- p = parse_int32(p, &a_inst->func_count);
-
- /* Allocation memory and parsing array of function_inst_t structures */
- func_count = a_inst->func_count;
- a_inst->f_inst = create_function_inst(func_count);
- if (!a_inst->f_inst)
- goto app_inst_func_alloc_fail;
-
- /* Initialize pointer to the current function_inst_t struct */
- current_f_inst = a_inst->f_inst;
-
- /* Loop over all function_inst_t structures */
- for (i = 0; i < func_count; i++) {
- p = parse_function_inst(p, current_f_inst);
- if (!p)
- goto app_inst_func_parse_fail;
- current_f_inst++;
- }
-
- /* Libs count */
- p = parse_int32(p, &a_inst->lib_count);
-
- /* Allocation memory and parsing array of library_inst_t structures */
- lib_count = a_inst->lib_count;
- a_inst->l_inst = create_library_inst(lib_count);
- if (!a_inst->l_inst)
- goto app_inst_lib_alloc_fail;
-
- /* Initialize pointer to the current library_inst_t struct */
- current_l_inst = a_inst->l_inst;
-
- /* Loop over all library_inst_t structures */
- for (i = 0; i < lib_count; i++) {
- p = parse_library_inst(p, current_l_inst);
- if (!p)
- goto app_inst_lib_parse_fail;
- current_l_inst++;
- }
-
- return p;
-
-/* Handle errors */
-app_inst_lib_parse_fail:
- destroy_library_inst(a_inst->l_inst, a_inst->lib_count);
-
-app_inst_func_parse_fail:
-app_inst_lib_alloc_fail:
- destroy_function_inst(a_inst->f_inst, a_inst->func_count);
-
-app_inst_func_alloc_fail:
- kfree(a_inst->app_path);
-
-app_inst_string_alloc_fail:
- return NULL;
-}
-
-/* Parse user_space_inst structure */
-static char *parse_user_space_inst(char *data, struct user_space_inst_t *u_s_i)
-{
- char *p = data;
- struct application_inst_t *current_a_inst;
- u_int32_t app_count;
- u_int32_t i;
-
- /* Applications count */
- p = parse_int32(p, &u_s_i->app_count);
-
- /* If app_count == 0 => there is no data in user_space_inst struct => exit */
- if (u_s_i->app_count == 0)
- goto user_space_inst_app_count_is_0;
-
- /* Allocation memory and parsing array of application_inst structures */
- app_count = u_s_i->app_count;
- u_s_i->a_inst = create_application_inst(app_count);
- if (!u_s_i->a_inst)
- goto user_space_inst_app_alloc_fail;
-
- /* Initialize pointer to the current application_inst structure */
- current_a_inst = u_s_i->a_inst;
-
- /* Loop over all application_inst structures */
- for (i = 0; i < app_count; i++) {
- p = parse_application_inst(p, current_a_inst);
- if (!p)
- goto user_space_inst_app_parse_fail;
- current_a_inst++;
- }
-
-user_space_inst_app_count_is_0:
- return p;
-
-/* Handle errors */
-user_space_inst_app_parse_fail:
- destroy_application_inst(u_s_i->a_inst, u_s_i->app_count);
-
-user_space_inst_app_alloc_fail:
- return NULL;
-}
-
-
-
-
-
-
-int message_start_parser(void *message_ptr,
- struct application_information_t **a_info_pp,
- struct configuration_t **c_pp,
- struct user_space_inst_t **u_s_i_pp)
-{
- char *p = (char *)message_ptr;
- int result;
-
- /* Create app_information */
- *a_info_pp = create_app_info(1);
- if (!(*a_info_pp)) {
- result = -E_SMP_STRUCT_ALLOC_ERROR;
- goto msg_start_app_info_alloc_fail;
- }
-
- /* Parse app_information */
- p = parse_app_info(p, *a_info_pp);
- if (!p) {
- result = -E_SMP_PARSE_ERROR;
- goto msg_start_app_info_parse_fail;
- }
-
- /* Create config */
- *c_pp = create_configuration(1);
- if (!(*c_pp)) {
- result = -E_SMP_STRUCT_ALLOC_ERROR;
- goto msg_start_config_alloc_fail;
- }
-
- /* Parse config */
- p = parse_configuration(p, *c_pp);
- if (!p) {
- result = -E_SMP_PARSE_ERROR;
- goto msg_start_config_parse_fail;
- }
-
- /* Create user_space_inst */
- *u_s_i_pp = create_user_space_inst(1);
- if (!(*u_s_i_pp)) {
- result = -E_SMP_STRUCT_ALLOC_ERROR;
- goto msg_start_user_space_alloc_fail;
- }
-
- /* Parse user_space_inst */
- p = parse_user_space_inst(p, *u_s_i_pp);
- if (!p) {
- result = -E_SMP_PARSE_ERROR;
- goto msg_start_user_space_parse_fail;
- }
-
- return E_SMP_SUCCESS;
-
-/* Handle errors */
-msg_start_user_space_parse_fail:
- destroy_user_space_inst(*u_s_i_pp, 1);
-
-msg_start_user_space_alloc_fail:
-msg_start_config_parse_fail:
- destroy_configuration(*c_pp, 1);
-
-msg_start_config_alloc_fail:
-msg_start_app_info_parse_fail:
- destroy_app_info(*a_info_pp, 1);
-
-msg_start_app_info_alloc_fail:
- return result;
-
-}
-
-int message_config_parser(void *message_ptr, struct configuration_t **c_pp)
-{
- char *p = (char *)message_ptr;
- int result;
-
- /* Create config */
- *c_pp = create_configuration(1);
- if (!(*c_pp)) {
- result = -E_SMP_STRUCT_ALLOC_ERROR;
- goto msg_config_alloc_fail;
- }
-
- /* Parse config */
- p = parse_configuration(p, *c_pp);
- if (!p) {
- result = -E_SMP_PARSE_ERROR;
- goto msg_config_parse_fail;
- }
-
- return E_SMP_SUCCESS;
-
-/* Handle errors */
-msg_config_parse_fail:
- destroy_configuration(*c_pp, 1);
-
-msg_config_alloc_fail:
- return result;
-}
-
-int message_swap_inst_parser(void *message_ptr,
- struct user_space_inst_t **u_s_i_pp)
-{
- char *p = (char *)message_ptr;
- int result;
-
- /* Create user_space_inst */
- *u_s_i_pp = create_user_space_inst(1);
- if (!(*u_s_i_pp)) {
- result = -E_SMP_STRUCT_ALLOC_ERROR;
- goto msg_swap_inst_alloc_fail;
- }
-
- /* Parse user_space_inst */
- p = parse_user_space_inst(p, *u_s_i_pp);
- if (!p) {
- result = -E_SMP_PARSE_ERROR;
- goto msg_swap_inst_parse_fail;
- }
-
-/* Handle errors */
-msg_swap_inst_parse_fail:
- destroy_user_space_inst(*u_s_i_pp, 1);
-
-msg_swap_inst_alloc_fail:
- return result;
-
-}
-
-/* Get message size */
-char *get_message_size(void __user *size_ptr, size_t *size)
-{
- char *p = (char *)size_ptr;
-
- p = parse_int32((char *)p, (char *)size);
-
- return p;
-}
projects / kernel / swap-modules.git / commitdiff