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https://github.com/hyprwm/wlroots-hyprland.git
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parent
3a685b10b6
commit
4a8e681a5f
1 changed files with 12 additions and 1 deletions
13
util/token.c
13
util/token.c
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@ -1,20 +1,31 @@
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#define _POSIX_C_SOURCE 200809L
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#include "util/token.h"
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#include "wlr/util/log.h"
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#include <fcntl.h>
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#include <inttypes.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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bool generate_token(char out[static TOKEN_STRLEN]) {
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static FILE *urandom = NULL;
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uint64_t data[2];
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if (!urandom) {
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if (!(urandom = fopen("/dev/urandom", "r"))) {
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int fd = open("/dev/urandom", O_RDONLY | O_CLOEXEC);
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if (fd < 0) {
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wlr_log_errno(WLR_ERROR, "Failed to open random device");
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return false;
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}
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if (!(urandom = fdopen(fd, "r"))) {
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wlr_log_errno(WLR_ERROR, "fdopen failed");
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close(fd);
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return false;
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}
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}
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if (fread(data, sizeof(data), 1, urandom) != 1) {
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wlr_log_errno(WLR_ERROR, "Failed to read from random device");
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