unleashed-firmware/lib/toolbox/args.c
hedger 4d6b170769
[FL-2520] FW build with -Wextra ()
* Fixing compiler warnings with -Wextra
* More warnings suppression, WIP
* Even more warning fixes
* Added new lines at end of text files.
* Padding fix
* Additional fixes to warnings on different build configurations; added -Wextra to default build pipeline
* Fixes for Secplus v1
* -additional warnings
* +-Wredundant-decls fixes
* FuriHal: print stack overflow task name in console
* FuriHal: add missing include

Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
2022-05-06 16:37:10 +03:00

96 lines
2.3 KiB
C

#include "args.h"
#include "hex.h"
size_t args_get_first_word_length(string_t args) {
size_t ws = string_search_char(args, ' ');
if(ws == STRING_FAILURE) {
ws = string_size(args);
}
return ws;
}
size_t args_length(string_t args) {
return string_size(args);
}
bool args_read_int_and_trim(string_t args, int* value) {
size_t cmd_length = args_get_first_word_length(args);
if(cmd_length == 0) {
return false;
}
if(sscanf(string_get_cstr(args), "%d", value) == 1) {
string_right(args, cmd_length);
string_strim(args);
return true;
}
return false;
}
bool args_read_string_and_trim(string_t args, string_t word) {
size_t cmd_length = args_get_first_word_length(args);
if(cmd_length == 0) {
return false;
}
string_set_n(word, args, 0, cmd_length);
string_right(args, cmd_length);
string_strim(args);
return true;
}
bool args_read_probably_quoted_string_and_trim(string_t args, string_t word) {
if(string_size(args) > 1 && string_get_char(args, 0) == '\"') {
size_t second_quote_pos = string_search_char(args, '\"', 1);
if(second_quote_pos == 0) {
return false;
}
string_set_n(word, args, 1, second_quote_pos - 1);
string_right(args, second_quote_pos + 1);
string_strim(args);
return true;
} else {
return args_read_string_and_trim(args, word);
}
}
bool args_char_to_hex(char hi_nibble, char low_nibble, uint8_t* byte) {
uint8_t hi_nibble_value = 0;
uint8_t low_nibble_value = 0;
bool result = false;
if(hex_char_to_hex_nibble(hi_nibble, &hi_nibble_value)) {
if(hex_char_to_hex_nibble(low_nibble, &low_nibble_value)) {
result = true;
*byte = (hi_nibble_value << 4) | low_nibble_value;
}
}
return result;
}
bool args_read_hex_bytes(string_t args, uint8_t* bytes, size_t bytes_count) {
bool result = true;
const char* str_pointer = string_get_cstr(args);
if(args_get_first_word_length(args) == (bytes_count * 2)) {
for(size_t i = 0; i < bytes_count; i++) {
if(!args_char_to_hex(str_pointer[i * 2], str_pointer[i * 2 + 1], &(bytes[i]))) {
result = false;
break;
}
}
} else {
result = false;
}
return result;
}