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/dev/urandom can be a name special file in addition to a character special file

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This commit is contained in:
Frank Denis
2015-10-05 11:51:29 +02:00
parent 4705c0a066
commit d8e870cb43
2 changed files with 14 additions and 2 deletions
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src/libsodium/randombytes/salsa20/randombytes_salsa20_random.c
+7 -1
View File
@@ -134,7 +134,13 @@ randombytes_salsa20_random_random_dev_open(void)
do {
fd = open(*device, O_RDONLY);
if (fd != -1) {
if (fstat(fd, &st) == 0 && S_ISCHR(st.st_mode)) {
if (fstat(fd, &st) == 0 &&
# ifdef S_IFNAM
(S_IFNAM(st.st_mode) || S_ISCHR(st.st_mode))
# else
S_ISCHR(st.st_mode)
# endif
) {
# if defined(F_SETFD) && defined(FD_CLOEXEC)
(void) fcntl(fd, F_SETFD, fcntl(fd, F_GETFD) | FD_CLOEXEC);
# endif
src/libsodium/randombytes/sysrandom/randombytes_sysrandom.c
+7 -1
View File
@@ -119,7 +119,13 @@ randombytes_sysrandom_random_dev_open(void)
do {
fd = open(*device, O_RDONLY);
if (fd != -1) {
if (fstat(fd, &st) == 0 && S_ISCHR(st.st_mode)) {
if (fstat(fd, &st) == 0 &&
# ifdef S_IFNAM
(S_IFNAM(st.st_mode) || S_ISCHR(st.st_mode))
# else
S_ISCHR(st.st_mode)
# endif
) {
# if defined(F_SETFD) && defined(FD_CLOEXEC)
(void) fcntl(fd, F_SETFD, fcntl(fd, F_GETFD) | FD_CLOEXEC);
# endif