2 * PuTTY miscellaneous Unix stuff
11 #include <sys/types.h>
16 long tickcount_offset = 0;
18 unsigned long getticks(void)
21 gettimeofday(&tv, NULL);
23 * We want to use milliseconds rather than microseconds,
24 * because we need a decent number of them to fit into a 32-bit
25 * word so it can be used for keepalives.
27 return tv.tv_sec * 1000 + tv.tv_usec / 1000 + tickcount_offset;
30 Filename filename_from_str(const char *str)
33 strncpy(ret.path, str, sizeof(ret.path));
34 ret.path[sizeof(ret.path)-1] = '\0';
38 const char *filename_to_str(const Filename *fn)
43 int filename_equal(Filename f1, Filename f2)
45 return !strcmp(f1.path, f2.path);
48 int filename_is_null(Filename fn)
54 static FILE *debug_fp = NULL;
59 debug_fp = fopen("debug.log", "w");
62 write(1, buf, strlen(buf));
69 char *get_username(void)
73 char *user, *ret = NULL;
76 * First, find who we think we are using getlogin. If this
77 * agrees with our uid, we'll go along with it. This should
78 * allow sharing of uids between several login names whilst
79 * coping correctly with people who have su'ed.
87 if (p && p->pw_uid == uid) {
89 * The result of getlogin() really does correspond to
95 * If that didn't work, for whatever reason, we'll do
96 * the simpler version: look up our uid in the password
97 * file and map it straight to a name.
110 * Display the fingerprints of the PGP Master Keys to the user.
111 * (This is here rather than in uxcons because it's appropriate even for
114 void pgp_fingerprints(void)
116 fputs("These are the fingerprints of the PuTTY PGP Master Keys. They can\n"
117 "be used to establish a trust path from this executable to another\n"
118 "one. See the manual for more information.\n"
119 "(Note: these fingerprints have nothing to do with SSH!)\n"
121 "PuTTY Master Key (RSA), 1024-bit:\n"
122 " " PGP_RSA_MASTER_KEY_FP "\n"
123 "PuTTY Master Key (DSA), 1024-bit:\n"
124 " " PGP_DSA_MASTER_KEY_FP "\n", stdout);
128 * Set FD_CLOEXEC on a file descriptor
130 int cloexec(int fd) {
133 fdflags = fcntl(fd, F_GETFD);
134 if (fdflags == -1) return -1;
135 return fcntl(fd, F_SETFD, fdflags | FD_CLOEXEC);
138 FILE *f_open(struct Filename filename, char const *mode, int is_private)
141 return fopen(filename.path, mode);
144 assert(mode[0] == 'w'); /* is_private is meaningless for read,
145 and tricky for append */
146 fd = open(filename.path, O_WRONLY | O_CREAT | O_TRUNC,
150 return fdopen(fd, mode);
154 FontSpec *fontspec_new(const char *name)
156 FontSpec *f = snew(FontSpec);
157 f->name = dupstr(name);
160 FontSpec *fontspec_copy(const FontSpec *f)
162 return fontspec_new(f->name);
164 void fontspec_free(FontSpec *f)
169 int fontspec_serialise(FontSpec *f, void *data)
171 int len = strlen(f->name);
173 strcpy(data, f->name);
174 return len + 1; /* include trailing NUL */
176 FontSpec *fontspec_deserialise(void *vdata, int maxsize, int *used)
178 char *data = (char *)vdata;
179 char *end = memchr(data, '\0', maxsize);
182 *used = end - data + 1;
183 return fontspec_new(data);