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Provide and use internal function mbedtls_zeroize_and_free()

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Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
This commit is contained in:
Tom Cosgrove
2023-07-17 15:17:40 +01:00
parent b366fe955d
commit ca8c61b815
23 changed files with 83 additions and 127 deletions
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6
library/dhm.c
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@@ -617,8 +617,7 @@ static int load_file(const char *path, unsigned char **buf, size_t *n)
if (fread(*buf, 1, *n, f) != *n) {
fclose(f);
mbedtls_platform_zeroize(*buf, *n + 1);
mbedtls_free(*buf);
mbedtls_zeroize_and_free(*buf, *n + 1);
return MBEDTLS_ERR_DHM_FILE_IO_ERROR;
}
@@ -649,8 +648,7 @@ int mbedtls_dhm_parse_dhmfile(mbedtls_dhm_context *dhm, const char *path)
ret = mbedtls_dhm_parse_dhm(dhm, buf, n);
mbedtls_platform_zeroize(buf, n);
mbedtls_free(buf);
mbedtls_zeroize_and_free(buf, n);
return ret;
}