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Date/Time EIP-712 filtering implementation

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This commit is contained in:
Alexandre Paillier
2024-05-13 17:40:26 +02:00
parent d6a533b720
commit 2fdb3bcb34
5 changed files with 119 additions and 5 deletions
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50
src_features/signMessageEIP712/ui_logic.c
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@@ -2,6 +2,7 @@
#include <stdlib.h>
#include <stdbool.h>
#include <time.h>
#include "ui_logic.h"
#include "mem.h"
#include "mem_utils.h"
@@ -39,6 +40,7 @@ typedef enum {
#define UI_712_FIELD_SHOWN (1 << 0)
#define UI_712_FIELD_NAME_PROVIDED (1 << 1)
#define UI_712_AMOUNT_JOIN (1 << 2)
#define UI_712_DATETIME (1 << 3)
typedef struct {
s_amount_join joins[MAX_ASSETS];
@@ -426,6 +428,42 @@ static bool update_amount_join(const uint8_t *data, uint8_t length) {
return true;
}
/**
* Format given data as a human-readable date/time representation
*
* @param[in] data the data that needs formatting
* @param[in] length its length
* @return whether it was successful or not
*/
static bool ui_712_format_datetime(const uint8_t *data, uint8_t length) {
struct tm tstruct;
int shown_hour;
time_t timestamp = u64_from_BE(data, length);
if (gmtime_r(&timestamp, &tstruct) == NULL) {
return false;
}
if (tstruct.tm_hour == 0) {
shown_hour = 12;
} else {
shown_hour = tstruct.tm_hour;
if (shown_hour > 12) {
shown_hour -= 12;
}
}
snprintf(strings.tmp.tmp,
sizeof(strings.tmp.tmp),
"%04d-%02d-%02d\n%02d:%02d:%02d %s UTC",
tstruct.tm_year + 1900,
tstruct.tm_mon + 1,
tstruct.tm_mday,
shown_hour,
tstruct.tm_min,
tstruct.tm_sec,
(tstruct.tm_hour < 12) ? "AM" : "PM");
return true;
}
/**
* Used to notify of a new field to review in the current struct (key + value)
*
@@ -497,6 +535,12 @@ bool ui_712_new_field(const void *const field_ptr, const uint8_t *const data, ui
}
}
if (ui_ctx->field_flags & UI_712_DATETIME) {
if (!ui_712_format_datetime(data, length)) {
return false;
}
}
// Check if this field is supposed to be displayed
if (ui_712_field_shown()) {
ui_712_redraw_generic_step();
@@ -573,8 +617,9 @@ unsigned int ui_712_reject() {
* @param[in] show if this field should be shown on the device
* @param[in] name_provided if a substitution name has been provided
* @param[in] token_join if this field is part of a token join
* @param[in] datetime if this field should be shown and formatted as a date/time
*/
void ui_712_flag_field(bool show, bool name_provided, bool token_join) {
void ui_712_flag_field(bool show, bool name_provided, bool token_join, bool datetime) {
if (show) {
ui_ctx->field_flags |= UI_712_FIELD_SHOWN;
}
@@ -584,6 +629,9 @@ void ui_712_flag_field(bool show, bool name_provided, bool token_join) {
if (token_join) {
ui_ctx->field_flags |= UI_712_AMOUNT_JOIN;
}
if (datetime) {
ui_ctx->field_flags |= UI_712_DATETIME;
}
}
/**