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Try to process all pending events after select().
[tinc]
/
src
/
openssl
/
crypto.c
diff --git
a/src/openssl/crypto.c
b/src/openssl/crypto.c
index
5b866b0
..
6894d87
100644
(file)
--- a/
src/openssl/crypto.c
+++ b/
src/openssl/crypto.c
@@
-31,8
+31,11
@@
static int random_fd = -1;
static void random_init(void) {
random_fd = open("/dev/urandom", O_RDONLY);
static void random_init(void) {
random_fd = open("/dev/urandom", O_RDONLY);
- if(random_fd < 0)
+
+ if(random_fd < 0) {
random_fd = open("/dev/random", O_RDONLY);
random_fd = open("/dev/random", O_RDONLY);
+ }
+
if(random_fd < 0) {
fprintf(stderr, "Could not open source of random numbers: %s\n", strerror(errno));
abort();
if(random_fd < 0) {
fprintf(stderr, "Could not open source of random numbers: %s\n", strerror(errno));
abort();
@@
-46,12
+49,16
@@
static void random_exit(void) {
void randomize(void *out, size_t outlen) {
while(outlen) {
size_t len = read(random_fd, out, outlen);
void randomize(void *out, size_t outlen) {
while(outlen) {
size_t len = read(random_fd, out, outlen);
+
if(len <= 0) {
if(len <= 0) {
- if(errno == EAGAIN || errno == EINTR)
+ if(errno == EAGAIN || errno == EINTR)
{
continue;
continue;
+ }
+
fprintf(stderr, "Could not read random numbers: %s\n", strerror(errno));
abort();
}
fprintf(stderr, "Could not read random numbers: %s\n", strerror(errno));
abort();
}
+
out += len;
outlen -= len;
}
out += len;
outlen -= len;
}