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7ed4d84
feat: std v3
aspizu 3286655
fix: math errors
aspizu 7514f3f
feat: add list manipulation functions and corresponding tests
aspizu 8dc0cee
Add str_center function with tests
aspizu ab3d49a
Add tests for str_count function
aspizu 1daeb15
feat: add str_count function to count non-overlapping substring occur…
aspizu 3904100
Add str_ljust and str_rjust functions with tests
aspizu 75fb420
feat: add base64
aspizu 4909137
feat: implement UUID generation function and constants
aspizu 20d378c
feat: add shlex_split function for parsing command-line arguments wit…
aspizu a925aa5
feat: implement getopt function for command-line option parsing with …
aspizu 6d6da05
feat: add bitwise NOT functions for 8, 16, and 32-bit integers
aspizu 4ab4d5b
Add bitwise operations, MD5, and SHA-256 implementations with tests
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,108 @@ | ||
| list base64_buffer; | ||
| list base64_strbuf; | ||
| list base64_lut; # lookup table: ASCII costume_number -> base64 value (0-63), 255=invalid/pad | ||
|
|
||
| %define BASE64_CHARSET "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=" | ||
| %define BASE64_URLSAFE "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_=" | ||
|
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||
| # Build LUT from a charset string into base64_lut. | ||
| # base64_lut[costume_number_of_char] = base64 value (0-63), or 255 for '=' | ||
| proc base64_build_lut charset { | ||
| delete base64_lut; | ||
| # Fill 256 slots with 255 (invalid) | ||
| local j = 0; | ||
| repeat 256 { | ||
| add 255 to base64_lut; | ||
| j++; | ||
| } | ||
| # Map each charset char to its index (0-63), slot 65 (index 64) is '=' -> 255 already | ||
| local idx = 0; | ||
| repeat 64 { | ||
| switch_costume $charset[1 + idx]; | ||
| base64_lut[costume_number()] = idx; | ||
| idx++; | ||
| } | ||
| } | ||
|
|
||
| func base64_encode(charset) { | ||
| delete base64_strbuf; | ||
| local i = 1; | ||
| until i > length(base64_buffer) { | ||
| local a6 = base64_buffer[i] // 0b100; | ||
| local a2 = base64_buffer[i] % 0b100; | ||
| add $charset[1 + a6] to base64_strbuf; | ||
| i++; | ||
| if i <= length(base64_buffer) { | ||
| local b4hi = base64_buffer[i] // 0x10; | ||
| local b4lo = base64_buffer[i] % 0x10; | ||
| add $charset[1 + a2 * 0x10 + b4hi] to base64_strbuf; | ||
| i++; | ||
| if i <= length(base64_buffer) { | ||
| local c2 = base64_buffer[i] // 0b1000000; | ||
| local c6 = base64_buffer[i] % 0b1000000; | ||
| add $charset[1 + b4lo * 4 + c2] to base64_strbuf; | ||
| add $charset[1 + c6] to base64_strbuf; | ||
| i++; | ||
| } else { | ||
| add $charset[1 + b4lo * 4] to base64_strbuf; | ||
| add $charset[65] to base64_strbuf; | ||
| } | ||
| } else { | ||
| add $charset[1 + a2 * 0x10] to base64_strbuf; | ||
| add $charset[65] & $charset[65] to base64_strbuf; | ||
| } | ||
| } | ||
| return base64_strbuf; | ||
| } | ||
|
|
||
| # Decode base64 string $data into base64_buffer. | ||
| # Call base64_build_lut with the appropriate charset before calling this. | ||
| # Appends decoded bytes to base64_buffer (clear it first if needed). | ||
| proc base64_decode data { | ||
| local len = length($data); | ||
| local i = 1; | ||
| until i > len { | ||
| # Read up to 4 base64 chars, get their 6-bit values via LUT | ||
| switch_costume $data[i]; | ||
| local v0 = base64_lut[costume_number()]; | ||
| i++; | ||
|
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| switch_costume $data[i]; | ||
| local v1 = base64_lut[costume_number()]; | ||
| i++; | ||
|
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| # Byte 1: high 6 bits from v0, low 2 bits from v1 high | ||
| add v0 * 4 + v1 // 16 to base64_buffer; | ||
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| # Check for padding or end: if 3rd char is '=' or beyond end, stop | ||
| if i > len { | ||
| stop_this_script; | ||
| } | ||
| switch_costume $data[i]; | ||
| local v2 = base64_lut[costume_number()]; | ||
| i++; | ||
|
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||
| if v2 == 255 { | ||
| # Padding '=' — only 2 encoded chars, 1 decoded byte (already added) | ||
| stop_this_script; | ||
| } | ||
|
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| # Byte 2: low 4 bits of v1, high 4 bits of v2 | ||
| add (v1 % 16) * 16 + v2 // 4 to base64_buffer; | ||
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| if i > len { | ||
| stop_this_script; | ||
| } | ||
| switch_costume $data[i]; | ||
| local v3 = base64_lut[costume_number()]; | ||
| i++; | ||
|
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| if v3 == 255 { | ||
| # Padding '=' — only 3 encoded chars, 2 decoded bytes | ||
| stop_this_script; | ||
| } | ||
|
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| # Byte 3: low 2 bits of v2, all 6 bits of v3 | ||
| add (v2 % 4) * 64 + v3 to base64_buffer; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| list xor4 = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 1, 0, 3, 2, 5, 4, 7, 6, 9, 8, 11, 10, 13, 12, 15, 14, 2, 3, 0, 1, 6, 7, 4, 5, 10, 11, 8, 9, 14, 15, 12, 13, 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12, 4, 5, 6, 7, 0, 1, 2, 3, 12, 13, 14, 15, 8, 9, 10, 11, 5, 4, 7, 6, 1, 0, 3, 2, 13, 12, 15, 14, 9, 8, 11, 10, 6, 7, 4, 5, 2, 3, 0, 1, 14, 15, 12, 13, 10, 11, 8, 9, 7, 6, 5, 4, 3, 2, 1, 0, 15, 14, 13, 12, 11, 10, 9, 8, 8, 9, 10, 11, 12, 13, 14, 15, 0, 1, 2, 3, 4, 5, 6, 7, 9, 8, 11, 10, 13, 12, 15, 14, 1, 0, 3, 2, 5, 4, 7, 6, 10, 11, 8, 9, 14, 15, 12, 13, 2, 3, 0, 1, 6, 7, 4, 5, 11, 10, 9, 8, 15, 14, 13, 12, 3, 2, 1, 0, 7, 6, 5, 4, 12, 13, 14, 15, 8, 9, 10, 11, 4, 5, 6, 7, 0, 1, 2, 3, 13, 12, 15, 14, 9, 8, 11, 10, 5, 4, 7, 6, 1, 0, 3, 2, 14, 15, 12, 13, 10, 11, 8, 9, 6, 7, 4, 5, 2, 3, 0, 1, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0]; | ||
| list and4 = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 2, 2, 0, 0, 2, 2, 0, 0, 2, 2, 0, 0, 2, 2, 0, 1, 2, 3, 0, 1, 2, 3, 0, 1, 2, 3, 0, 1, 2, 3, 0, 0, 0, 0, 4, 4, 4, 4, 0, 0, 0, 0, 4, 4, 4, 4, 0, 1, 0, 1, 4, 5, 4, 5, 0, 1, 0, 1, 4, 5, 4, 5, 0, 0, 2, 2, 4, 4, 6, 6, 0, 0, 2, 2, 4, 4, 6, 6, 0, 1, 2, 3, 4, 5, 6, 7, 0, 1, 2, 3, 4, 5, 6, 7, 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 0, 1, 0, 1, 0, 1, 0, 1, 8, 9, 8, 9, 8, 9, 8, 9, 0, 0, 2, 2, 0, 0, 2, 2, 8, 8, 10, 10, 8, 8, 10, 10, 0, 1, 2, 3, 0, 1, 2, 3, 8, 9, 10, 11, 8, 9, 10, 11, 0, 0, 0, 0, 4, 4, 4, 4, 8, 8, 8, 8, 12, 12, 12, 12, 0, 1, 0, 1, 4, 5, 4, 5, 8, 9, 8, 9, 12, 13, 12, 13, 0, 0, 2, 2, 4, 4, 6, 6, 8, 8, 10, 10, 12, 12, 14, 14, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15]; | ||
| list or4 = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 1, 1, 3, 3, 5, 5, 7, 7, 9, 9, 11, 11, 13, 13, 15, 15, 2, 3, 2, 3, 6, 7, 6, 7, 10, 11, 10, 11, 14, 15, 14, 15, 3, 3, 3, 3, 7, 7, 7, 7, 11, 11, 11, 11, 15, 15, 15, 15, 4, 5, 6, 7, 4, 5, 6, 7, 12, 13, 14, 15, 12, 13, 14, 15, 5, 5, 7, 7, 5, 5, 7, 7, 13, 13, 15, 15, 13, 13, 15, 15, 6, 7, 6, 7, 6, 7, 6, 7, 14, 15, 14, 15, 14, 15, 14, 15, 7, 7, 7, 7, 7, 7, 7, 7, 15, 15, 15, 15, 15, 15, 15, 15, 8, 9, 10, 11, 12, 13, 14, 15, 8, 9, 10, 11, 12, 13, 14, 15, 9, 9, 11, 11, 13, 13, 15, 15, 9, 9, 11, 11, 13, 13, 15, 15, 10, 11, 10, 11, 14, 15, 14, 15, 10, 11, 10, 11, 14, 15, 14, 15, 11, 11, 11, 11, 15, 15, 15, 15, 11, 11, 11, 11, 15, 15, 15, 15, 12, 13, 14, 15, 12, 13, 14, 15, 12, 13, 14, 15, 12, 13, 14, 15, 13, 13, 15, 15, 13, 13, 15, 15, 13, 13, 15, 15, 13, 13, 15, 15, 14, 15, 14, 15, 14, 15, 14, 15, 14, 15, 14, 15, 14, 15, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15]; | ||
|
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||
| %define XOR4(A, B) xor4[1+(A)*0x10+(B)] | ||
|
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||
| func xor8(a, b) { | ||
| return XOR4($a//0x10, $b//0x10)*0x10 + XOR4($a%0x10, $b%0x10); | ||
| } | ||
|
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||
| func xor16(a, b) { | ||
| return xor8($a//0x100, $b//0x100)*0x100 + xor8($a%0x100, $b%0x100); | ||
| } | ||
|
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||
| func xor32(a, b) { | ||
| return xor16($a//0x10000, $b//0x10000)*0x10000 + xor16($a%0x10000, $b%0x10000); | ||
| } | ||
|
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||
| %define AND4(A, B) and4[1+(A)*0x10+(B)] | ||
| %define OR4(A, B) or4[1+(A)*0x10+(B)] | ||
|
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||
| func and8(a, b) { | ||
| return AND4($a//0x10, $b//0x10)*0x10 + AND4($a%0x10, $b%0x10); | ||
| } | ||
|
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||
| func and16(a, b) { | ||
| return and8($a//0x100, $b//0x100)*0x100 + and8($a%0x100, $b%0x100); | ||
| } | ||
|
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||
| func and32(a, b) { | ||
| return and16($a//0x10000, $b//0x10000)*0x10000 + and16($a%0x10000, $b%0x10000); | ||
| } | ||
|
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||
| func or8(a, b) { | ||
| return OR4($a//0x10, $b//0x10)*0x10 + OR4($a%0x10, $b%0x10); | ||
| } | ||
|
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| func or16(a, b) { | ||
| return or8($a//0x100, $b//0x100)*0x100 + or8($a%0x100, $b%0x100); | ||
| } | ||
|
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| func or32(a, b) { | ||
| return or16($a//0x10000, $b//0x10000)*0x10000 + or16($a%0x10000, $b%0x10000); | ||
| } | ||
|
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| %define NOT4(A) XOR4((A), 0xF) | ||
|
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| func not8(a) { | ||
| return xor8($a, 0xFF); | ||
| } | ||
|
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||
| func not16(a) { | ||
| return xor16($a, 0xFFFF); | ||
| } | ||
|
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| func not32(a) { | ||
| return xor32($a, 0xFFFFFFFF); | ||
| } | ||
|
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| %define ADD32(A,B) (((A)+(B))%0x100000000) | ||
|
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| func add32(a, b) { | ||
| return ($a + $b) % 0x100000000; | ||
| } | ||
|
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| %define ROL32(A) ((((A)*2)%0x100000000)+((A) > 0x7FFFFFFF)) | ||
|
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| func rol32(a, b) { | ||
| local a = $a; | ||
| repeat $b % 32 { a = ROL32(a); } | ||
| return a; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| list bytes_strbuf; | ||
|
|
||
| list bytes_hex_table = ["00", "01", "02", "03", "04", "05", "06", "07", "08", "09", "0A", "0B", "0C", "0D", "0E", "0F", "10", "11", "12", "13", "14", "15", "16", "17", "18", "19", "1A", "1B", "1C", "1D", "1E", "1F", "20", "21", "22", "23", "24", "25", "26", "27", "28", "29", "2A", "2B", "2C", "2D", "2E", "2F", "30", "31", "32", "33", "34", "35", "36", "37", "38", "39", "3A", "3B", "3C", "3D", "3E", "3F", "40", "41", "42", "43", "44", "45", "46", "47", "48", "49", "4A", "4B", "4C", "4D", "4E", "4F", "50", "51", "52", "53", "54", "55", "56", "57", "58", "59", "5A", "5B", "5C", "5D", "5E", "5F", "60", "61", "62", "63", "64", "65", "66", "67", "68", "69", "6A", "6B", "6C", "6D", "6E", "6F", "70", "71", "72", "73", "74", "75", "76", "77", "78", "79", "7A", "7B", "7C", "7D", "7E", "7F", "80", "81", "82", "83", "84", "85", "86", "87", "88", "89", "8A", "8B", "8C", "8D", "8E", "8F", "90", "91", "92", "93", "94", "95", "96", "97", "98", "99", "9A", "9B", "9C", "9D", "9E", "9F", "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7", "A8", "A9", "AA", "AB", "AC", "AD", "AE", "AF", "B0", "B1", "B2", "B3", "B4", "B5", "B6", "B7", "B8", "B9", "BA", "BB", "BC", "BD", "BE", "BF", "C0", "C1", "C2", "C3", "C4", "C5", "C6", "C7", "C8", "C9", "CA", "CB", "CC", "CD", "CE", "CF", "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7", "D8", "D9", "DA", "DB", "DC", "DD", "DE", "DF", "E0", "E1", "E2", "E3", "E4", "E5", "E6", "E7", "E8", "E9", "EA", "EB", "EC", "ED", "EE", "EF", "F0", "F1", "F2", "F3", "F4", "F5", "F6", "F7", "F8", "F9", "FA", "FB", "FC", "FD", "FE", "FF"]; | ||
|
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||
| %define BYTES_ENCODE_ASCII(LIST) \ | ||
| local i = 1; \ | ||
| repeat length($text) { \ | ||
| switch_costume $text[i]; \ | ||
| add costume_number()+31 to LIST; \ | ||
| i++; \ | ||
| } | ||
|
|
||
| %define BYTES_DECODE_ASCII(LIST) \ | ||
| delete bytes_strbuf; \ | ||
| local start = $start; \ | ||
| local end = $end; \ | ||
| if start < 0 { \ | ||
| start = length(LIST) + start + 1; \ | ||
| } \ | ||
| if end < 0 { \ | ||
| end = length(LIST) + end + 1; \ | ||
| } \ | ||
| local i = start; \ | ||
| repeat end - start + 1 { \ | ||
| switch_costume LIST[i]-31; \ | ||
| add costume_name() to bytes_strbuf; \ | ||
| i++; \ | ||
| } \ | ||
| return bytes_strbuf; | ||
|
|
||
| %define BYTES_ENCODE_HEX(LIST) \ | ||
| local i = 1; \ | ||
| repeat length($text)//2 { \ | ||
| add ("0x"&$text[i]&$text[i+1]) to LIST; \ | ||
| i+=2; \ | ||
| } | ||
|
|
||
| %define BYTES_DECODE_HEX(LIST) \ | ||
| delete bytes_strbuf; \ | ||
| local start = $start; \ | ||
| local end = $end; \ | ||
| if start < 0 { \ | ||
| start = length(LIST) + start + 1; \ | ||
| } \ | ||
| if end < 0 { \ | ||
| end = length(LIST) + end + 1; \ | ||
| } \ | ||
| local i = start; \ | ||
| repeat end - start + 1 { \ | ||
| add bytes_hex_table[1+LIST[i]][1] to bytes_strbuf; \ | ||
| add bytes_hex_table[1+LIST[i]][2] to bytes_strbuf; \ | ||
| i++; \ | ||
| } \ | ||
| return bytes_strbuf; |
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???