| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | ** EPITECH PROJECT, 2023 | ||
| 3 | ** my_showmem | ||
| 4 | ** File description: | ||
| 5 | ** Prints a memory dump of a string (str) with a defined size | ||
| 6 | */ | ||
| 7 | /** | ||
| 8 | * @file my_showmem.c | ||
| 9 | * @brief The file containing the my_showmem function | ||
| 10 | * @author Nicolas TORO | ||
| 11 | */ | ||
| 12 | |||
| 13 | #include "my.h" | ||
| 14 | |||
| 15 | 1 | static void print_address(int line) | |
| 16 | { | ||
| 17 | 1 | int len = 1 + line / 16; | |
| 18 | |||
| 19 |
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7 | for (int i = 0; i < 8 - len - 1; i++) |
| 20 | 6 | my_putchar('0'); | |
| 21 | 1 | my_putnbr_base(line, "0123456789abcedf"); | |
| 22 | 1 | my_putstr("0: "); | |
| 23 | 1 | } | |
| 24 | |||
| 25 | 4 | static void check_zero_in_hexadecimal(char c) | |
| 26 | { | ||
| 27 |
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4 | if (c < 16) |
| 28 | 1 | my_putchar('0'); | |
| 29 | 4 | } | |
| 30 | |||
| 31 | 11 | static void check_space(int space) | |
| 32 | { | ||
| 33 |
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11 | if (space != 2) |
| 34 | 11 | my_putstr(" "); | |
| 35 | 11 | } | |
| 36 | |||
| 37 | 13 | static void check_backslash(char c, int space) | |
| 38 | { | ||
| 39 |
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13 | if (c == '\b' && space == 0) |
| 40 | 1 | my_putstr("08"); | |
| 41 |
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12 | else if (c == '\b' && space == 2) |
| 42 | 1 | my_putchar('.'); | |
| 43 | else | ||
| 44 | 11 | check_space(space); | |
| 45 | 13 | } | |
| 46 | |||
| 47 | 1 | static void print_hexadecimal_content(char const *str, int size, int line) | |
| 48 | { | ||
| 49 | 1 | int end_of_line = 0; | |
| 50 | |||
| 51 |
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17 | for (int i = 16 * line; i < 16 * (line + 1); i++) { |
| 52 |
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16 | if (i != 16 * line && i % 2 == 0) |
| 53 | 7 | my_putchar(' '); | |
| 54 |
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16 | if (i == size || str[i] == '\b' || end_of_line == 1) { |
| 55 | 12 | check_backslash(str[i], end_of_line); | |
| 56 | 12 | end_of_line = 1; | |
| 57 | } else { | ||
| 58 | 4 | check_zero_in_hexadecimal(str[i]); | |
| 59 | 4 | my_putnbr_base(str[i], "0123456789abcdef"); | |
| 60 | } | ||
| 61 | } | ||
| 62 | 1 | my_putchar(' '); | |
| 63 | 1 | } | |
| 64 | |||
| 65 | 1 | static void print_string_content(char const *str, int size, | |
| 66 | int line, int *error) | ||
| 67 | { | ||
| 68 |
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5 | for (int i = 16 * line; i < 16 * (line + 1); i++) { |
| 69 |
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5 | if (i == size || str[i] == '\b') { |
| 70 | 1 | check_backslash(str[i], 2); | |
| 71 | 1 | *error = 1; | |
| 72 | 1 | break; | |
| 73 | } | ||
| 74 |
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4 | if (str[i] >= 32 && str[i] <= 126) |
| 75 | 3 | my_putchar(str[i]); | |
| 76 | else | ||
| 77 | 1 | my_putchar('.'); | |
| 78 | } | ||
| 79 | 1 | } | |
| 80 | |||
| 81 | 1 | void my_showmem(char const *str, int size) | |
| 82 | { | ||
| 83 | 1 | int number_of_lines = size / 16; | |
| 84 | 1 | int error = 0; | |
| 85 | |||
| 86 |
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2 | for (int line = 0; line <= number_of_lines && error == 0; line++) { |
| 87 | 1 | print_address(line); | |
| 88 | 1 | print_hexadecimal_content(str, size, line); | |
| 89 | 1 | print_string_content(str, size, line, &error); | |
| 90 | 1 | my_putchar('\n'); | |
| 91 | } | ||
| 92 | 1 | } | |
| 93 |