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libsodium/test/default/codecs.c
Frank Denis 6d566070b4 Add some more base64 decoding tests
2021-03-20 00:08:20 +01:00

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C
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#define TEST_NAME "codecs"
#include "cmptest.h"
int
main(void)
{
unsigned char buf1[1000];
char buf3[33];
unsigned char buf4[4];
const char *b64;
char *b64_;
const char *b64_end;
unsigned char *bin;
const char *hex;
const char *hex_end;
size_t b64_len;
size_t bin_len;
unsigned int i;
printf("%s\n",
sodium_bin2hex(buf3, 33U, (const unsigned char *) "0123456789ABCDEF",
16U));
printf("bin2hex(..., guard_page, 0):%s\n",
sodium_bin2hex(buf3, sizeof buf3, guard_page, 0U));
printf("bin2hex(..., \"\", 0):%s\n",
sodium_bin2hex(buf3, sizeof buf3, (const unsigned char *) "", 0U));
hex = "Cafe : 6942";
sodium_hex2bin(buf4, sizeof buf4, hex, strlen(hex), ": ", &bin_len,
&hex_end);
printf("%lu:%02x%02x%02x%02x\n", (unsigned long) bin_len,
buf4[0], buf4[1], buf4[2], buf4[3]);
printf("dt1: %ld\n", (long) (hex_end - hex));
hex = "Cafe : 6942";
sodium_hex2bin(buf4, sizeof buf4, hex, strlen(hex), ": ", &bin_len, NULL);
printf("%lu:%02x%02x%02x%02x\n", (unsigned long) bin_len,
buf4[0], buf4[1], buf4[2], buf4[3]);
hex = "deadbeef";
if (sodium_hex2bin(buf1, 1U, hex, 8U, NULL, &bin_len, &hex_end) != -1) {
printf("sodium_hex2bin() overflow not detected\n");
}
printf("dt2: %ld\n", (long) (hex_end - hex));
hex = "de:ad:be:eff";
if (sodium_hex2bin(buf1, 4U, hex, 12U, ":", &bin_len, &hex_end) != -1) {
printf(
"sodium_hex2bin() with an odd input length and a short output "
"buffer\n");
}
printf("dt3: %ld\n", (long) (hex_end - hex));
hex = "de:ad:be:eff";
if (sodium_hex2bin(buf1, sizeof buf1, hex, 12U, ":",
&bin_len, &hex_end) != -1) {
printf("sodium_hex2bin() with an odd input length\n");
}
printf("dt4: %ld\n", (long) (hex_end - hex));
hex = "de:ad:be:eff";
if (sodium_hex2bin(buf1, sizeof buf1, hex, 13U, ":",
&bin_len, &hex_end) != -1) {
printf("sodium_hex2bin() with an odd input length (2)\n");
}
printf("dt5: %ld\n", (long) (hex_end - hex));
hex = "de:ad:be:eff";
if (sodium_hex2bin(buf1, sizeof buf1, hex, 12U, ":",
&bin_len, NULL) != -1) {
printf("sodium_hex2bin() with an odd input length and no end pointer\n");
}
hex = "de:ad:be:ef*";
if (sodium_hex2bin(buf1, sizeof buf1, hex, 12U, ":",
&bin_len, &hex_end) != 0) {
printf("sodium_hex2bin() with an extra character and an end pointer\n");
}
printf("dt6: %ld\n", (long) (hex_end - hex));
hex = "de:ad:be:ef*";
if (sodium_hex2bin(buf1, sizeof buf1, hex, 12U, ":",
&bin_len, NULL) != -1) {
printf("sodium_hex2bin() with an extra character and no end pointer\n");
}
assert(sodium_hex2bin(buf4, sizeof buf4, (const char *) guard_page, 0U,
NULL, &bin_len, NULL) == 0);
assert(bin_len == 0);
assert(sodium_hex2bin(buf4, sizeof buf4, "", 0U, NULL, &bin_len, NULL) == 0);
assert(bin_len == 0);
printf("%s\n",
sodium_bin2base64(buf3, 31U, (const unsigned char *) "\xfb\xf0\xf1" "0123456789ABCDEFab",
21U, sodium_base64_VARIANT_ORIGINAL));
printf("%s\n",
sodium_bin2base64(buf3, 33U, (const unsigned char *) "\xfb\xf0\xf1" "0123456789ABCDEFabc",
22U, sodium_base64_VARIANT_ORIGINAL_NO_PADDING));
printf("%s\n",
sodium_bin2base64(buf3, 31U, (const unsigned char *) "\xfb\xf0\xf1" "0123456789ABCDEFab",
21U, sodium_base64_VARIANT_URLSAFE));
printf("%s\n",
sodium_bin2base64(buf3, 33U, (const unsigned char *) "\xfb\xf0\xf1" "0123456789ABCDEFabc",
22U, sodium_base64_VARIANT_URLSAFE_NO_PADDING));
printf("%s\n",
sodium_bin2base64(buf3, 1U, guard_page,
0U, sodium_base64_VARIANT_ORIGINAL));
printf("%s\n",
sodium_bin2base64(buf3, 5U, (const unsigned char *) "a",
1U, sodium_base64_VARIANT_ORIGINAL));
printf("%s\n",
sodium_bin2base64(buf3, 5U, (const unsigned char *) "ab",
2U, sodium_base64_VARIANT_ORIGINAL));
printf("%s\n",
sodium_bin2base64(buf3, 5U, (const unsigned char *) "abc",
3U, sodium_base64_VARIANT_ORIGINAL));
printf("%s\n",
sodium_bin2base64(buf3, 1U, guard_page,
0U, sodium_base64_VARIANT_ORIGINAL_NO_PADDING));
printf("%s\n",
sodium_bin2base64(buf3, 3U, (const unsigned char *) "a",
1U, sodium_base64_VARIANT_ORIGINAL_NO_PADDING));
printf("%s\n",
sodium_bin2base64(buf3, 4U, (const unsigned char *) "ab",
2U, sodium_base64_VARIANT_ORIGINAL_NO_PADDING));
printf("%s\n",
sodium_bin2base64(buf3, 5U, (const unsigned char *) "abc",
3U, sodium_base64_VARIANT_ORIGINAL_NO_PADDING));
b64 = "VGhpcyBpcyBhIGpvdXJu" "\n" "ZXkgaW50by" " " "Bzb3VuZA==";
memset(buf4, '*', sizeof buf4);
assert(sodium_base642bin(buf4, sizeof buf4, b64, strlen(b64), "\n\r ", &bin_len,
&b64_end, sodium_base64_VARIANT_ORIGINAL) == -1);
buf4[bin_len] = 0;
printf("[%s]\n", (const char *) buf4);
printf("[%s]\n", b64_end);
memset(buf1, '*', sizeof buf1);
assert(sodium_base642bin(buf1, sizeof buf1, b64, strlen(b64), "\n\r ", &bin_len,
&b64_end, sodium_base64_VARIANT_ORIGINAL) == 0);
buf1[bin_len] = 0;
printf("[%s]\n", (const char *) buf1);
assert(*b64_end == 0);
memset(buf1, '*', sizeof buf1);
assert(sodium_base642bin(buf1, sizeof buf1, b64, strlen(b64), NULL, &bin_len,
&b64_end, sodium_base64_VARIANT_ORIGINAL) == 0);
buf1[bin_len] = 0;
printf("[%s]\n", (const char *) buf1);
printf("[%s]\n", b64_end);
assert(sodium_base642bin(buf1, sizeof buf1, b64, strlen(b64), NULL, NULL,
&b64_end, sodium_base64_VARIANT_ORIGINAL) == 0);
assert(sodium_base642bin(buf1, sizeof buf1, b64, strlen(b64), NULL, NULL,
&b64_end, sodium_base64_VARIANT_ORIGINAL_NO_PADDING) == 0);
assert(sodium_base642bin(buf1, sizeof buf1, b64, strlen(b64), " \r\n", NULL,
&b64_end, sodium_base64_VARIANT_ORIGINAL_NO_PADDING) == 0);
assert(sodium_base642bin(buf1, sizeof buf1, b64, strlen(b64), NULL, NULL,
&b64_end, sodium_base64_VARIANT_URLSAFE_NO_PADDING) == 0);
assert(sodium_base642bin(buf1, sizeof buf1, b64, strlen(b64), " \r\n", NULL,
&b64_end, sodium_base64_VARIANT_URLSAFE_NO_PADDING) == 0);
assert(sodium_base642bin(buf1, sizeof buf1, b64, strlen(b64), NULL, NULL,
NULL, sodium_base64_VARIANT_ORIGINAL) == -1);
assert(sodium_base642bin(buf1, sizeof buf1, b64, strlen(b64), NULL, NULL,
NULL, sodium_base64_VARIANT_ORIGINAL_NO_PADDING) == -1);
assert(sodium_base642bin(buf1, sizeof buf1, b64, strlen(b64), " \r\n", NULL,
NULL, sodium_base64_VARIANT_ORIGINAL_NO_PADDING) == -1);
assert(sodium_base642bin(buf1, sizeof buf1, b64, strlen(b64), NULL, NULL,
NULL, sodium_base64_VARIANT_URLSAFE_NO_PADDING) == -1);
assert(sodium_base642bin(buf1, sizeof buf1, b64, strlen(b64), " \r\n", NULL,
NULL, sodium_base64_VARIANT_URLSAFE_NO_PADDING) == -1);
assert(sodium_base642bin(guard_page, (size_t) 10U, "a=", (size_t) 2U, NULL, NULL, NULL,
sodium_base64_VARIANT_URLSAFE) == -1);
assert(sodium_base642bin(guard_page, (size_t) 10U, "a*", (size_t) 2U, NULL, NULL, NULL,
sodium_base64_VARIANT_URLSAFE) == -1);
assert(sodium_base642bin(guard_page, (size_t) 10U, "a*", (size_t) 2U, "~", NULL, NULL,
sodium_base64_VARIANT_URLSAFE) == -1);
assert(sodium_base642bin(guard_page, (size_t) 10U, "a*", (size_t) 2U, "*", NULL, NULL,
sodium_base64_VARIANT_URLSAFE) == -1);
assert(sodium_base642bin(guard_page, (size_t) 10U, "a==", (size_t) 3U, NULL, NULL, NULL,
sodium_base64_VARIANT_URLSAFE) == -1);
assert(sodium_base642bin(guard_page, (size_t) 10U, "a=*", (size_t) 3U, NULL, NULL, NULL,
sodium_base64_VARIANT_URLSAFE) == -1);
assert(sodium_base642bin(guard_page, (size_t) 10U, "a=*", (size_t) 3U, "~", NULL, NULL,
sodium_base64_VARIANT_URLSAFE) == -1);
assert(sodium_base642bin(guard_page, (size_t) 10U, "a=*", (size_t) 3U, "*", NULL, NULL,
sodium_base64_VARIANT_URLSAFE) == -1);
assert(sodium_base642bin(buf1, sizeof buf1, "O1R", (size_t) 3U, NULL, NULL, NULL,
sodium_base64_VARIANT_ORIGINAL_NO_PADDING) == -1);
assert(sodium_base642bin(buf1, sizeof buf1, "O1Q", (size_t) 3U, NULL, NULL, NULL,
sodium_base64_VARIANT_ORIGINAL_NO_PADDING) == 0);
assert(sodium_base642bin(buf1, sizeof buf1, "O1", (size_t) 2U, NULL, NULL, NULL,
sodium_base64_VARIANT_ORIGINAL_NO_PADDING) == -1);
assert(sodium_base642bin(buf1, sizeof buf1, "Ow", (size_t) 2U, NULL, NULL, NULL,
sodium_base64_VARIANT_ORIGINAL_NO_PADDING) == 0);
assert(sodium_base642bin(buf1, sizeof buf1, "O", (size_t) 1U, NULL, NULL, NULL,
sodium_base64_VARIANT_ORIGINAL_NO_PADDING) == -1);
assert(sodium_base642bin(buf1, sizeof buf1, "", (size_t) 0U, NULL, NULL, NULL,
sodium_base64_VARIANT_ORIGINAL) == 0);
assert(sodium_base642bin(buf1, sizeof buf1, "A", (size_t) 1U, NULL, NULL, NULL,
sodium_base64_VARIANT_ORIGINAL) == -1);
assert(sodium_base642bin(buf1, sizeof buf1, "AA", (size_t) 2U, NULL, NULL, NULL,
sodium_base64_VARIANT_ORIGINAL) == -1);
assert(sodium_base642bin(buf1, sizeof buf1, "kaw", (size_t) 3U, NULL, NULL, NULL,
sodium_base64_VARIANT_ORIGINAL) == -1);
assert(sodium_base642bin(buf1, sizeof buf1, "kQ*", (size_t) 3U, "@", NULL, NULL,
sodium_base64_VARIANT_ORIGINAL) == -1);
assert(sodium_base642bin(buf1, sizeof buf1, "kQ*", (size_t) 3U, "*", NULL, NULL,
sodium_base64_VARIANT_ORIGINAL) == -1);
assert(sodium_base642bin(buf1, sizeof buf1, "kaw=**", (size_t) 6U, "*", NULL, NULL,
sodium_base64_VARIANT_ORIGINAL) == 0);
assert(sodium_base642bin(buf1, sizeof buf1, "kaw*=*", (size_t) 6U, "~*", NULL, NULL,
sodium_base64_VARIANT_ORIGINAL) == 0);
assert(sodium_base642bin(buf1, sizeof buf1, "ka*w*=*", (size_t) 7U, "*~", NULL, NULL,
sodium_base64_VARIANT_ORIGINAL) == 0);
assert(sodium_base642bin(buf1, sizeof buf1, (const char *) guard_page, 0U,
NULL, &bin_len, NULL, sodium_base64_VARIANT_ORIGINAL) == 0);
assert(bin_len == 0);
assert(sodium_base642bin(buf1, sizeof buf1, "", 0U, NULL, &bin_len, NULL,
sodium_base64_VARIANT_ORIGINAL) == 0);
assert(bin_len == 0);
for (i = 0; i < 1000; i++) {
assert(sizeof buf1 >= 100);
bin_len = (size_t) randombytes_uniform(100);
bin = (unsigned char *) sodium_malloc(bin_len);
b64_len = (bin_len + 2U) / 3U * 4U + 1U;
assert(b64_len == sodium_base64_encoded_len(bin_len, sodium_base64_VARIANT_URLSAFE));
b64_ = (char *) sodium_malloc(b64_len);
randombytes_buf(bin, bin_len);
memcpy(buf1, bin, bin_len);
b64 = sodium_bin2base64(b64_, b64_len, bin, bin_len,
sodium_base64_VARIANT_URLSAFE);
assert(b64 != NULL);
assert(sodium_base642bin(bin, bin_len + 10, b64, b64_len,
NULL, NULL, &b64_end,
sodium_base64_VARIANT_URLSAFE) == 0);
assert(b64_end == &b64[b64_len - 1]);
assert(memcmp(bin, buf1, bin_len) == 0);
sodium_free(bin);
sodium_free(b64_);
}
return 0;
}
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