sendmail/libsm/smstdio.c

27 **	stdio. fp->f_cookie is the FILE* of stdio. The cookie may be
29 **	When binding late  (when fp->f_cookie==NULL) then the value of
30 **	fp->f_ival is used (0, 1 or 2) to map to stdio's stdin, stdout or
38 **		fp -- file pointer assign for this open
50 sm_stdioopen(fp, info, flags, rpool)
51 	SM_FILE_T *fp;
98 	fp->f_cookie = s;
106 **		fp - the file pointer to get the cookie assigned
113 setup(fp)
114 	SM_FILE_T *fp;
116 	if (fp->f_cookie == NULL)
118 		switch (fp->f_ival)
121 			fp->f_cookie = stdin;
124 			fp->f_cookie = stdout;
127 			fp->f_cookie = stderr;
130 			sm_abort("fp->f_ival=%d: out of range (0...2)", fp->f_ival);
140 **		fp -- the file pointer
149 sm_stdioread(fp, buf, n)
150 	SM_FILE_T *fp;
156 	if (fp->f_cookie == NULL)
157 		setup(fp);
158 	s = fp->f_cookie;
166 **		fp -- the file pointer
175 sm_stdiowrite(fp, buf, n)
176 	SM_FILE_T *fp;
182 	if (fp->f_cookie == NULL)
183 		setup(fp);
184 	s = fp->f_cookie;
192 **		fp -- the file pointer
201 sm_stdioseek(fp, offset, whence)
202 	SM_FILE_T *fp;
208 	if (fp->f_cookie == NULL)
209 		setup(fp);
210 	s = fp->f_cookie;
218 **		fp -- close file pointer
225 sm_stdioclose(fp)
226 	SM_FILE_T *fp;
230 	if (fp->f_cookie == NULL)
231 		setup(fp);
232 	s = fp->f_cookie;
240 **		fp -- the file pointer
251 sm_stdiosetinfo(fp, what, valp)
252 	SM_FILE_T *fp;
269 **		fp -- the file pointer
280 sm_stdiogetinfo(fp, what, valp)
281 	SM_FILE_T *fp;
292 		  if (fp->f_cookie == NULL)
293 			  setup(fp);
294 		  fd = fileno((FILE *) fp->f_cookie);
332 	SM_FILE_T *fp;
359 	fp = sm_fp(SmFtRealStdio, ioflags, NULL);
360 	fp->f_file = fd;
361 	fp->f_cookie = stream;
362 	return fp;