flipper-zero-tutorials/subghz/apps/rolling-flaws/rolling_flaws_utils.c
2023-09-01 17:24:39 -05:00

81 lines
2.6 KiB
C

#include "rolling_flaws_utils.h"
#include <gui/gui.h>
size_t __furi_string_extract_string(
FuriString* buffer,
size_t start_index,
char* text,
char delim,
FuriString* result) {
size_t len = strlen(text);
size_t valid_index = furi_string_size(buffer) - 1;
size_t field = furi_string_search_str(buffer, text, start_index) + len;
size_t term = -1;
if(field < valid_index) {
term = furi_string_search_char(buffer, delim, field);
if(term < valid_index) {
furi_string_reset(result);
furi_string_set_n(result, buffer, field, term - field);
FURI_LOG_I(TAG, "%s data is >>%s<<", text, furi_string_get_cstr(result));
} else {
FURI_LOG_E(TAG, "Failed to find terminator for >>%s<<", text);
}
} else {
FURI_LOG_E(TAG, "Failed to find >>%s<<", text);
}
return term;
}
uint32_t
__furi_string_extract_int(FuriString* buffer, char* text, char delim, uint32_t default_value) {
uint32_t value = default_value;
size_t len = strlen(text);
size_t valid_index = furi_string_size(buffer) - 1;
size_t field = furi_string_search_str(buffer, text, 0) + len;
size_t term = -1;
FURI_LOG_I(TAG, "Extracting %s from field %d len is %d", text, field, len);
if(field < valid_index && len <= field) {
term = furi_string_search_char(buffer, delim, field);
if(term < valid_index) {
FuriString* result = furi_string_alloc();
furi_string_set_n(result, buffer, field, term - field);
value = __furi_string_hex_to_uint32(result);
FURI_LOG_D(TAG, "%s data is >>%s<<", text, furi_string_get_cstr(result));
furi_string_free(result);
} else {
FURI_LOG_E(TAG, "Failed to find terminator for >>%s<<", text);
}
} else {
FURI_LOG_E(TAG, "Failed to find >>%s<<", text);
}
return value;
}
uint32_t __furi_string_hex_to_uint32(FuriString* str) {
uint32_t result = 0;
for(size_t i = 0; i < furi_string_size(str); i++) {
char ch = furi_string_get_char(str, i);
result *= 16;
if(ch >= '0' && ch <= '9') {
result += ch - '0';
} else if(ch >= 'A' && ch <= 'F') {
result += ch - 'A' + 10;
} else if(ch >= 'a' && ch <= 'f') {
result += ch - 'a' + 10;
} else {
FURI_LOG_E(TAG, "Invalid hex character %c", ch);
}
}
return result;
}
void __gui_redraw() {
// Redraw screen
Gui* gui = furi_record_open(RECORD_GUI);
gui_direct_draw_acquire(gui);
gui_direct_draw_release(gui);
}