Files
app-ethereum/src_features/signMessageEIP712/context.c

77 lines
1.5 KiB
C

#ifdef HAVE_EIP712_FULL_SUPPORT
#include <string.h>
#include <stdint.h>
#include "context.h"
#include "mem.h"
#include "mem_utils.h"
#include "sol_typenames.h"
#include "path.h"
#include "field_hash.h"
#include "ui_logic.h"
#include "apdu_constants.h" // APDU response codes
#include "shared_context.h" // reset_app_context
#include "ui_callbacks.h" // ui_idle
s_eip712_context *eip712_context = NULL;
/**
*
* @return a boolean indicating if the initialization was successful or not
*/
bool eip712_context_init(void)
{
// init global variables
mem_init();
if ((eip712_context = MEM_ALLOC_AND_ALIGN_TYPE(*eip712_context)) == NULL)
{
apdu_response_code = APDU_RESPONSE_INSUFFICIENT_MEMORY;
return false;
}
if (sol_typenames_init() == false)
{
return false;
}
if (path_init() == false)
{
return false;
}
if (field_hash_init() == false)
{
return false;
}
if (ui_712_init() == false)
{
return false;
}
// set types pointer
if ((eip712_context->structs_array = mem_alloc(sizeof(uint8_t))) == NULL)
{
apdu_response_code = APDU_RESPONSE_INSUFFICIENT_MEMORY;
return false;
}
// create len(types)
*(eip712_context->structs_array) = 0;
return true;
}
void eip712_context_deinit(void)
{
path_deinit();
field_hash_deinit();
ui_712_deinit();
mem_reset();
eip712_context = NULL;
reset_app_context();
ui_idle();
}
#endif