Overview
| Comment: | Ensure random implementations are static |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
f1e737d2845837d4fc7e8b609c535aac |
| User & Date: | rkeene on 2019-01-23 05:43:55.274 |
| Other Links: | manifest | tags |
Context
|
2019-01-23
| ||
| 06:16 | Check in more depth for OpenMP support check-in: 08306ae2ee user: rkeene tags: trunk | |
| 05:43 | Ensure random implementations are static check-in: f1e737d284 user: rkeene tags: trunk | |
| 05:40 | Cache local address for a long time, it is not likely to change check-in: b07aac060d user: rkeene tags: trunk | |
Changes
Modified randombytes.c
from [2ad22d5176]
to [65704d63f8].
1 2 3 4 5 | #include <limits.h> #include <tcl.h> #include "randombytes.h" | | | 1 2 3 4 5 6 7 8 9 10 11 12 13 |
#include <limits.h>
#include <tcl.h>
#include "randombytes.h"
static long getrandom_impl(void *buf, unsigned int buflen);
void randombytes(unsigned char *buffer, unsigned long long length) {
long gr_ret;
int errorCount = 0;
/*
* Ensure that the number of bytes requested can fit within
* the types we pass to other calls.
|
| ︙ | ︙ | |||
44 45 46 47 48 49 50 | } #if defined(HAVE_GETRANDOM) # ifdef HAVE_SYS_RANDOM_H # include <sys/random.h> # endif | | | | | | 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 |
}
#if defined(HAVE_GETRANDOM)
# ifdef HAVE_SYS_RANDOM_H
# include <sys/random.h>
# endif
static long getrandom_impl(void *buf, unsigned int buflen) {
ssize_t gr_ret;
gr_ret = getrandom(buf, buflen, 0);
return(gr_ret);
}
#elif defined(HAVE_GETENTROPY)
#include <unistd.h>
static long getrandom_impl(void *buf, unsigned int buflen) {
int ge_ret;
if (buflen > 255) {
buflen = 255;
}
ge_ret = getentropy(buf, buflen);
if (ge_ret != 0) {
return(-1);
}
return(buflen);
}
#elif defined(HAVE_CRYPTGENRANDOM) && 0
#include <tcl.h>
static long getrandom_impl(void *buf, unsigned int buflen) {
Tcl_Panic("Incomplete CryptGenRandom");
}
#else
# ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
# endif
# ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
# endif
# ifdef HAVE_FCNTL_H
# include <fcntl.h>
# endif
# ifdef HAVE_UNISTD_H
# include <unistd.h>
# endif
static long getrandom_impl(void *buf, unsigned int buflen) {
ssize_t read_ret;
long retval;
int fd = -1;
fd = open("/dev/urandom", O_RDONLY);
if (fd < 0) {
return(-1);
|
| ︙ | ︙ |