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48 #include "gmx_fatal.h"
57 #include "gmxfio_int.h"
59 /* This is the part that reads xdr files. */
62 /* file type functions */
63 static gmx_bool do_xdrread(t_fileio *fio, void *item, int nitem, int eio,
64 const char *desc, const char *srcfile, int line);
65 static gmx_bool do_xdrwrite(t_fileio *fio, const void *item, int nitem, int eio,
66 const char *desc, const char *srcfile, int line);
69 const t_iotype xdr_iotype = {do_xdrread, do_xdrwrite};
74 static gmx_bool do_xdr(t_fileio *fio, void *item, int nitem, int eio,
75 const char *desc, const char *srcfile, int line)
77 unsigned char ucdum, *ucptr;
81 int j, m, *iptr, idum;
88 gmx_fio_check_nitem(eio, nitem, srcfile, line);
94 if (item && !fio->bRead)
98 res = xdr_double(fio->xdr, &d);
101 *((real *) item) = d;
106 if (item && !fio->bRead)
108 f = *((real *) item);
110 res = xdr_float(fio->xdr, &f);
113 *((real *) item) = f;
118 if (item && !fio->bRead)
120 f = *((float *) item);
122 res = xdr_float(fio->xdr, &f);
125 *((float *) item) = f;
129 if (item && !fio->bRead)
131 d = *((double *) item);
133 res = xdr_double(fio->xdr, &d);
136 *((double *) item) = d;
140 if (item && !fio->bRead)
142 idum = *(int *) item;
144 res = xdr_int(fio->xdr, &idum);
147 *(int *) item = idum;
150 case eioGMX_LARGE_INT:
151 /* do_xdr will not generate a warning when a 64bit gmx_large_int_t
152 * value that is out of 32bit range is read into a 32bit gmx_large_int_t.
154 if (item && !fio->bRead)
156 sdum = *(gmx_large_int_t *) item;
158 res = xdr_gmx_large_int(fio->xdr, &sdum);
161 *(gmx_large_int_t *) item = sdum;
165 if (item && !fio->bRead)
167 ucdum = *(unsigned char *) item;
169 res = xdr_u_char(fio->xdr, &ucdum);
172 *(unsigned char *) item = ucdum;
176 ucptr = (unsigned char *) item;
178 for (j = 0; (j < nitem) && res; j++)
180 res = xdr_u_char(fio->xdr, &(ucptr[j]));
184 if (item && !fio->bRead)
186 us = *(unsigned short *) item;
188 res = xdr_u_short(fio->xdr, (unsigned short *) &us);
191 *(unsigned short *) item = us;
197 if (item && !fio->bRead)
199 for (m = 0; (m < DIM); m++)
201 dvec[m] = ((real *) item)[m];
204 res = xdr_vector(fio->xdr, (char *) dvec, DIM,
205 (unsigned int) sizeof(double),
206 (xdrproc_t) xdr_double);
209 for (m = 0; (m < DIM); m++)
211 ((real *) item)[m] = dvec[m];
217 if (item && !fio->bRead)
219 for (m = 0; (m < DIM); m++)
221 fvec[m] = ((real *) item)[m];
224 res = xdr_vector(fio->xdr, (char *) fvec, DIM,
225 (unsigned int) sizeof(float),
226 (xdrproc_t) xdr_float);
229 for (m = 0; (m < DIM); m++)
231 ((real *) item)[m] = fvec[m];
239 for (j = 0; (j < nitem) && res; j++)
243 ptr = ((rvec *) item)[j];
245 res = do_xdr(fio, ptr, 1, eioRVEC, desc, srcfile, line);
251 for (m = 0; (m < DIM) && res; m++)
253 if (item && !fio->bRead)
257 res = xdr_int(fio->xdr, &idum);
273 slen = strlen((char *) item) + 1;
285 if (xdr_int(fio->xdr, &slen) <= 0)
287 gmx_fatal(FARGS, "wrong string length %d for string %s"
288 " (source %s, line %d)", slen, desc, srcfile, line);
290 if (!item && fio->bRead)
300 res = xdr_string(fio->xdr, &cptr, slen);
306 if (!item && fio->bRead)
313 gmx_fio_fe(fio, eio, desc, srcfile, line);
315 if ((res == 0) && (fio->bDebug))
317 fprintf(stderr, "Error in xdr I/O %s %s to file %s (source %s, line %d)\n",
318 eioNames[eio], desc, fio->fn, srcfile, line);
325 static gmx_bool do_xdrread(t_fileio *fio, void *item, int nitem, int eio,
326 const char *desc, const char *srcfile, int line)
328 return do_xdr(fio, item, nitem, eio, desc, srcfile, line);
332 static gmx_bool do_xdrwrite(t_fileio *fio, const void *item, int nitem, int eio,
333 const char *desc, const char *srcfile, int line)
335 void *it = (void*)item; /* ugh.. */
336 return do_xdr(fio, it, nitem, eio, desc, srcfile, line);