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42 #include "gromacs/fileio/gmxfio.h"
43 #include "gromacs/fileio/xdrf.h"
44 #include "gromacs/utility/fatalerror.h"
45 #include "gromacs/utility/smalloc.h"
47 #include "gmxfio-impl.h"
49 /* This is the part that reads xdr files. */
51 /* file type functions */
52 static gmx_bool do_xdrread(t_fileio *fio, void *item, int nitem, int eio,
53 const char *desc, const char *srcfile, int line);
54 static gmx_bool do_xdrwrite(t_fileio *fio, const void *item, int nitem, int eio,
55 const char *desc, const char *srcfile, int line);
58 const t_iotype xdr_iotype = {do_xdrread, do_xdrwrite};
61 static gmx_bool do_xdr(t_fileio *fio, void *item, int nitem, int eio,
62 const char *desc, const char *srcfile, int line)
64 unsigned char ucdum, *ucptr;
68 int j, m, *iptr, idum;
75 gmx_fio_check_nitem(eio, nitem, srcfile, line);
81 if (item && !fio->bRead)
85 res = xdr_double(fio->xdr, &d);
93 if (item && !fio->bRead)
97 res = xdr_float(fio->xdr, &f);
100 *((real *) item) = f;
105 if (item && !fio->bRead)
107 f = *((float *) item);
109 res = xdr_float(fio->xdr, &f);
112 *((float *) item) = f;
116 if (item && !fio->bRead)
118 d = *((double *) item);
120 res = xdr_double(fio->xdr, &d);
123 *((double *) item) = d;
127 if (item && !fio->bRead)
129 idum = *(int *) item;
131 res = xdr_int(fio->xdr, &idum);
134 *(int *) item = idum;
138 if (item && !fio->bRead)
140 sdum = *(gmx_int64_t *) item;
142 res = xdr_int64(fio->xdr, &sdum);
145 *(gmx_int64_t *) item = sdum;
149 if (item && !fio->bRead)
151 ucdum = *(unsigned char *) item;
153 res = xdr_u_char(fio->xdr, &ucdum);
156 *(unsigned char *) item = ucdum;
160 ucptr = (unsigned char *) item;
162 for (j = 0; (j < nitem) && res; j++)
164 res = xdr_u_char(fio->xdr, &(ucptr[j]));
168 if (item && !fio->bRead)
170 us = *(unsigned short *) item;
172 res = xdr_u_short(fio->xdr, (unsigned short *) &us);
175 *(unsigned short *) item = us;
181 if (item && !fio->bRead)
183 for (m = 0; (m < DIM); m++)
185 dvec[m] = ((real *) item)[m];
188 res = xdr_vector(fio->xdr, (char *) dvec, DIM,
189 (unsigned int) sizeof(double),
190 (xdrproc_t) xdr_double);
193 for (m = 0; (m < DIM); m++)
195 ((real *) item)[m] = dvec[m];
201 if (item && !fio->bRead)
203 for (m = 0; (m < DIM); m++)
205 fvec[m] = ((real *) item)[m];
208 res = xdr_vector(fio->xdr, (char *) fvec, DIM,
209 (unsigned int) sizeof(float),
210 (xdrproc_t) xdr_float);
213 for (m = 0; (m < DIM); m++)
215 ((real *) item)[m] = fvec[m];
223 for (j = 0; (j < nitem) && res; j++)
227 ptr = ((rvec *) item)[j];
229 res = do_xdr(fio, ptr, 1, eioRVEC, desc, srcfile, line);
235 for (m = 0; (m < DIM) && res; m++)
237 if (item && !fio->bRead)
241 res = xdr_int(fio->xdr, &idum);
257 slen = strlen((char *) item) + 1;
269 if (xdr_int(fio->xdr, &slen) <= 0)
271 gmx_fatal(FARGS, "wrong string length %d for string %s"
272 " (source %s, line %d)", slen, desc, srcfile, line);
274 if (!item && fio->bRead)
284 res = xdr_string(fio->xdr, &cptr, slen);
290 if (!item && fio->bRead)
297 gmx_fio_fe(fio, eio, desc, srcfile, line);
299 if ((res == 0) && (fio->bDebug))
301 fprintf(stderr, "Error in xdr I/O %s %s to file %s (source %s, line %d)\n",
302 eioNames[eio], desc, fio->fn, srcfile, line);
309 static gmx_bool do_xdrread(t_fileio *fio, void *item, int nitem, int eio,
310 const char *desc, const char *srcfile, int line)
312 return do_xdr(fio, item, nitem, eio, desc, srcfile, line);
316 static gmx_bool do_xdrwrite(t_fileio *fio, const void *item, int nitem, int eio,
317 const char *desc, const char *srcfile, int line)
319 void *it = (void*)item; /* ugh.. */
320 return do_xdr(fio, it, nitem, eio, desc, srcfile, line);