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Set crypto_pwhash_scryptsalsa208sha256_BYTES_MIN to 128 bits

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This commit is contained in:
Frank Denis 2017-02-19 12:31:05 +01:00
parent 2e4e1c66a0
commit 2c6fb87708
3 changed files with 13 additions and 9 deletions
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11
src/libsodium/crypto_pwhash/scryptsalsa208sha256/pwhash_scryptsalsa208sha256.c
View File

@ -155,11 +155,13 @@ crypto_pwhash_scryptsalsa208sha256(unsigned char * const out,
uint32_t r; uint32_t r;
memset(out, 0, outlen); memset(out, 0, outlen);
if (passwdlen > SIZE_MAX || outlen > SIZE_MAX) { if (passwdlen > crypto_pwhash_scryptsalsa208sha256_PASSWD_MAX ||
outlen > crypto_pwhash_scryptsalsa208sha256_BYTES_MAX) {
errno = EFBIG; /* LCOV_EXCL_LINE */ errno = EFBIG; /* LCOV_EXCL_LINE */
return -1; /* LCOV_EXCL_LINE */ return -1; /* LCOV_EXCL_LINE */
} }
if (pickparams(opslimit, memlimit, &N_log2, &p, &r) != 0) { if (outlen < crypto_pwhash_scryptsalsa208sha256_BYTES_MIN ||
pickparams(opslimit, memlimit, &N_log2, &p, &r) != 0) {
errno = EINVAL; /* LCOV_EXCL_LINE */ errno = EINVAL; /* LCOV_EXCL_LINE */
return -1; /* LCOV_EXCL_LINE */ return -1; /* LCOV_EXCL_LINE */
} }
@ -186,11 +188,12 @@ crypto_pwhash_scryptsalsa208sha256_str(char out[crypto_pwhash_scryptsalsa208sha2
uint32_t r; uint32_t r;
memset(out, 0, crypto_pwhash_scryptsalsa208sha256_STRBYTES); memset(out, 0, crypto_pwhash_scryptsalsa208sha256_STRBYTES);
if (passwdlen > SIZE_MAX) { if (passwdlen > crypto_pwhash_scryptsalsa208sha256_PASSWD_MAX) {
errno = EFBIG; /* LCOV_EXCL_LINE */ errno = EFBIG; /* LCOV_EXCL_LINE */
return -1; /* LCOV_EXCL_LINE */ return -1; /* LCOV_EXCL_LINE */
} }
if (pickparams(opslimit, memlimit, &N_log2, &p, &r) != 0) { if (passwdlen < crypto_pwhash_scryptsalsa208sha256_PASSWD_MIN ||
pickparams(opslimit, memlimit, &N_log2, &p, &r) != 0) {
errno = EINVAL; /* LCOV_EXCL_LINE */ errno = EINVAL; /* LCOV_EXCL_LINE */
return -1; /* LCOV_EXCL_LINE */ return -1; /* LCOV_EXCL_LINE */
} }

8
src/libsodium/include/sodium/crypto_pwhash_scryptsalsa208sha256.h
View File

@ -14,7 +14,7 @@
extern "C" { extern "C" {
#endif #endif
#define crypto_pwhash_scryptsalsa208sha256_BYTES_MIN 1 #define crypto_pwhash_scryptsalsa208sha256_BYTES_MIN 16ULL
SODIUM_EXPORT SODIUM_EXPORT
size_t crypto_pwhash_scryptsalsa208sha256_bytes_min(void); size_t crypto_pwhash_scryptsalsa208sha256_bytes_min(void);
@ -22,7 +22,7 @@ size_t crypto_pwhash_scryptsalsa208sha256_bytes_min(void);
SODIUM_EXPORT SODIUM_EXPORT
size_t crypto_pwhash_scryptsalsa208sha256_bytes_max(void); size_t crypto_pwhash_scryptsalsa208sha256_bytes_max(void);
#define crypto_pwhash_scryptsalsa208sha256_PASSWD_MIN 0 #define crypto_pwhash_scryptsalsa208sha256_PASSWD_MIN 0ULL
SODIUM_EXPORT SODIUM_EXPORT
size_t crypto_pwhash_scryptsalsa208sha256_passwd_min(void); size_t crypto_pwhash_scryptsalsa208sha256_passwd_min(void);
@ -30,11 +30,11 @@ size_t crypto_pwhash_scryptsalsa208sha256_passwd_min(void);
SODIUM_EXPORT SODIUM_EXPORT
size_t crypto_pwhash_scryptsalsa208sha256_passwd_max(void); size_t crypto_pwhash_scryptsalsa208sha256_passwd_max(void);
#define crypto_pwhash_scryptsalsa208sha256_SALTBYTES 32U #define crypto_pwhash_scryptsalsa208sha256_SALTBYTES 32ULL
SODIUM_EXPORT SODIUM_EXPORT
size_t crypto_pwhash_scryptsalsa208sha256_saltbytes(void); size_t crypto_pwhash_scryptsalsa208sha256_saltbytes(void);
#define crypto_pwhash_scryptsalsa208sha256_STRBYTES 102U #define crypto_pwhash_scryptsalsa208sha256_STRBYTES 102ULL
SODIUM_EXPORT SODIUM_EXPORT
size_t crypto_pwhash_scryptsalsa208sha256_strbytes(void); size_t crypto_pwhash_scryptsalsa208sha256_strbytes(void);

3
test/default/pwhash_scrypt.exp
View File

@ -1,7 +1,8 @@
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 d985d4c278343a46d82af0c4268b7ae6b6d1d2dd289675ef45bfb6d0648bffe5bab8c91228f3a31b091154a9c1142670a07b92e70a298333066de07db9300e046fd7cacc99780804683df7babdfc9d019047178400b2875bde0a1ad824dda7a422d9ed48475af9a3876378dd3a2f206e34984e223afb82c0c1e4644c9a458f4666379fdd3e2d9206d87e3c32c3977f35826a27590baaa1ec1a3bd7d15a92bc84c95dcfc56c14fca7c4c9810162dfdf9dc08a191e79fe40250b7e07d3a9317d9a5cb56e1062c419a6cd6a9b73128e8ad79ab7efffbb3cc52c1f49f86d2ebb46e6e4846aecdb14c2d046f5380517ff8cc794e4a772a58b93083dad
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1828b82997 pwhash failure
0000000000
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