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Code Issues Releases Wiki Activity

Improve use of XGETENV in `wolfSSL_RAND_file_name` to check for macro.

pull/7150/head
David Garske 2024-01-19 12:13:19 -08:00
parent ac81d9d29c
commit a4affd9431
1 changed files with 6 additions and 6 deletions
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10
src/ssl.c
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@ -32878,7 +32878,7 @@ int wolfSSL_RAND_seed(const void* seed, int len)
*/
const char* wolfSSL_RAND_file_name(char* fname, unsigned long len)
{
#ifndef NO_FILESYSTEM
#if !defined(NO_FILESYSTEM) && defined(XGETENV)
char* rt;
WOLFSSL_ENTER("wolfSSL_RAND_file_name");
@ -32888,7 +32888,7 @@ const char* wolfSSL_RAND_file_name(char* fname, unsigned long len)
}
XMEMSET(fname, 0, len);
/* if access to stdlib.h */
if ((rt = XGETENV("RANDFILE")) != NULL) {
if (len > XSTRLEN(rt)) {
XMEMCPY(fname, rt, XSTRLEN(rt));
@ -32901,7 +32901,7 @@ const char* wolfSSL_RAND_file_name(char* fname, unsigned long len)
/* $RANDFILE was not set or is too large, check $HOME */
if (rt == NULL) {
char ap[] = "/.rnd";
const char ap[] = "/.rnd";
WOLFSSL_MSG("Environment variable RANDFILE not set");
if ((rt = XGETENV("HOME")) == NULL) {
@ -32923,9 +32923,9 @@ const char* wolfSSL_RAND_file_name(char* fname, unsigned long len)
return fname;
#else
/* no filesystem defined */
WOLFSSL_ENTER("wolfSSL_RAND_file_name");
WOLFSSL_MSG("No filesystem feature enabled, not compiled in");
WOLFSSL_MSG("RAND_file_name requires filesystem and getenv support, "
"not compiled in");
(void)fname;
(void)len;
return NULL;