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commit a6efbe123af3d98b4d10d4fcdfe68dc5303212f8

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Author: raniervf <ranier_gyn@hotmail.com>
Date:   Thu Nov 7 18:59:11 2019 -0300

Avoid calling strlen repeatedly in loops.

Reviewed-by: Paul Yang <kaishen.yy@antfin.com>
Reviewed-by: Paul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/10380)
This commit is contained in:
raniervf 2019-11-16 08:28:00 +10:00 committed by Pauli
parent d7cea0b8f5
commit 4bac25e111
3 changed files with 15 additions and 11 deletions
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10
apps/s_server.c
View File

@ -2594,8 +2594,8 @@ static int sv_body(int s, int stype, int prot, unsigned char *context)
continue;
}
if (buf[0] == 'P') {
static const char *str = "Lets print some clear text\n";
BIO_write(SSL_get_wbio(con), str, strlen(str));
static const char str[] = "Lets print some clear text\n";
BIO_write(SSL_get_wbio(con), str, sizeof(str) -1);
}
if (buf[0] == 'S') {
print_stats(bio_s_out, SSL_get_SSL_CTX(con));
@ -3544,6 +3544,8 @@ static int generate_session_id(SSL *ssl, unsigned char *id,
unsigned int *id_len)
{
unsigned int count = 0;
unsigned int session_id_prefix_len = strlen(session_id_prefix);
do {
if (RAND_bytes(id, *id_len) <= 0)
return 0;
@ -3555,8 +3557,8 @@ static int generate_session_id(SSL *ssl, unsigned char *id,
* conflicts.
*/
memcpy(id, session_id_prefix,
(strlen(session_id_prefix) < *id_len) ?
strlen(session_id_prefix) : *id_len);
(session_id_prefix_len < *id_len) ?
session_id_prefix_len : *id_len);
}
while (SSL_has_matching_session_id(ssl, id, *id_len) &&
(++count < MAX_SESSION_ID_ATTEMPTS));

2
ssl/ssl_ciph.c
View File

@ -1581,7 +1581,7 @@ STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *ssl_method,
rule_p++;
}
if (ok && (strlen(rule_p) > 0))
if (ok && (rule_p[0] != '\0'))
ok = ssl_cipher_process_rulestr(rule_p, &head, &tail, ca_list, c);
OPENSSL_free(ca_list); /* Not needed anymore */

14
ssl/ssl_rsa.c
View File

@ -914,8 +914,9 @@ int SSL_CTX_use_serverinfo_file(SSL_CTX *ctx, const char *file)
long extension_length = 0;
char *name = NULL;
char *header = NULL;
char namePrefix1[] = "SERVERINFO FOR ";
char namePrefix2[] = "SERVERINFOV2 FOR ";
static const char namePrefix1[] = "SERVERINFO FOR ";
static const char namePrefix2[] = "SERVERINFOV2 FOR ";
unsigned int name_len;
int ret = 0;
BIO *bin = NULL;
size_t num_extensions = 0, contextoff = 0;
@ -951,19 +952,20 @@ int SSL_CTX_use_serverinfo_file(SSL_CTX *ctx, const char *file)
break;
}
/* Check that PEM name starts with "BEGIN SERVERINFO FOR " */
if (strlen(name) < strlen(namePrefix1)) {
name_len = strlen(name);
if (name_len < sizeof(namePrefix1) - 1) {
SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE, SSL_R_PEM_NAME_TOO_SHORT);
goto end;
}
if (strncmp(name, namePrefix1, strlen(namePrefix1)) == 0) {
if (strncmp(name, namePrefix1, sizeof(namePrefix1) - 1) == 0) {
version = SSL_SERVERINFOV1;
} else {
if (strlen(name) < strlen(namePrefix2)) {
if (name_len < sizeof(namePrefix2) - 1) {
SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE,
SSL_R_PEM_NAME_TOO_SHORT);
goto end;
}
if (strncmp(name, namePrefix2, strlen(namePrefix2)) != 0) {
if (strncmp(name, namePrefix2, sizeof(namePrefix2) - 1) != 0) {
SSLerr(SSL_F_SSL_CTX_USE_SERVERINFO_FILE,
SSL_R_PEM_NAME_BAD_PREFIX);
goto end;