/*
- * Copyright (c) 1995-2003, Index Data
+ * Copyright (c) 1995-2004, Index Data
* See the file LICENSE for details.
*
- * $Id: odr.c,v 1.1 2003-10-27 12:21:33 adam Exp $
+ * $Id: odr.c,v 1.8 2004-10-15 00:19:00 adam Exp $
*
*/
+
+/**
+ * \file odr.c
+ * \brief Implements fundamental ODR functionality
+ */
+
#if HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdlib.h>
+#include <stdarg.h>
#include <yaz/xmalloc.h>
#include "odr-priv.h"
return o->error;
}
-char *odr_getelement(ODR o)
+const char *odr_getelement(ODR o)
{
return o->op->element;
}
+const char **odr_get_element_path(ODR o)
+{
+ return o->op->stack_names;
+}
+
void odr_seterror(ODR o, int error, int id)
{
o->error = error;
}
}
+void odr_FILE_write(ODR o, void *handle, int type,
+ const char *buf, int len)
+{
+ int i;
+#if 0
+ if (type == ODR_OCTETSTRING)
+ {
+ const char **stack_names = odr_get_element_path(o);
+ for (i = 0; stack_names[i]; i++)
+ fprintf((FILE*) handle, "[%s]", stack_names[i]);
+ fputs("\n", (FILE*) handle);
+ }
+#endif
+ for (i = 0; i<len; i++)
+ {
+ unsigned c = ((const unsigned char *) buf)[i];
+ if (i == 2000 && len > 3100)
+ {
+ fputs(" ..... ", (FILE*) handle);
+ i = len - 1000;
+ }
+ if (strchr("\r\n\f\t", c) || (c >= ' ' && c <= 126))
+ putc(c, (FILE*) handle);
+ else
+ {
+ char x[5];
+ sprintf(x, "\\X%02X", c);
+ fputs(x, (FILE*) handle);
+ }
+ }
+}
+
+void odr_FILE_close(void *handle)
+{
+ FILE *f = (FILE *) handle;
+ if (f && f != stderr && f != stdout)
+ fclose(f);
+}
+
void odr_setprint(ODR o, FILE *file)
{
- o->print = file;
+ odr_set_stream(o, file, odr_FILE_write, odr_FILE_close);
+}
+
+void odr_set_stream(ODR o, void *handle,
+ void (*stream_write)(ODR o,
+ void *handle, int type,
+ const char *buf, int len),
+ void (*stream_close)(void *handle))
+{
+ o->print = (FILE*) handle;
+ o->op->stream_write = stream_write;
+ o->op->stream_close = stream_close;
}
int odr_set_charset(ODR o, const char *to, const char *from)
ODR odr_createmem(int direction)
{
- ODR r;
+ ODR o;
- if (!(r = (ODR)xmalloc(sizeof(*r))))
+ if (!(o = (ODR)xmalloc(sizeof(*o))))
return 0;
- r->direction = direction;
- r->print = stderr;
- r->buf = 0;
- r->size = r->pos = r->top = 0;
- r->can_grow = 1;
- r->mem = nmem_create();
- r->enable_bias = 1;
- r->op = (struct Odr_private *) xmalloc (sizeof(*r->op));
- r->op->odr_ber_tag.lclass = -1;
- r->op->iconv_handle = 0;
- odr_reset(r);
- yaz_log (LOG_DEBUG, "odr_createmem dir=%d o=%p", direction, r);
- return r;
+ o->direction = direction;
+ o->buf = 0;
+ o->size = o->pos = o->top = 0;
+ o->can_grow = 1;
+ o->mem = nmem_create();
+ o->enable_bias = 1;
+ o->op = (struct Odr_private *) xmalloc (sizeof(*o->op));
+ o->op->odr_ber_tag.lclass = -1;
+ o->op->iconv_handle = 0;
+ odr_setprint(o, stderr);
+ odr_reset(o);
+ yaz_log (LOG_DEBUG, "odr_createmem dir=%d o=%p", direction, o);
+ return o;
}
void odr_reset(ODR o)
nmem_destroy(o->mem);
if (o->buf && o->can_grow)
xfree(o->buf);
- if (o->print && o->print != stderr)
- fclose(o->print);
+ if (o->op->stream_close)
+ o->op->stream_close(o->print);
if (o->op->iconv_handle != 0)
yaz_iconv_close (o->op->iconv_handle);
xfree(o->op);
void odr_setbuf(ODR o, char *buf, int len, int can_grow)
{
+ odr_seterror(o, ONONE, 0);
o->bp = (unsigned char *) buf;
o->buf = (unsigned char *) buf;
return (char*) o->buf;
}
+void odr_printf(ODR o, const char *fmt, ...)
+{
+ va_list ap;
+ char buf[4096];
+
+ va_start(ap, fmt);
+#ifdef WIN32
+ _vsnprintf(buf, sizeof(buf)-1, fmt, ap);
+#else
+#if HAVE_VSNPRINTF
+ vsnprintf(buf, sizeof(buf), fmt, ap);
+#else
+ vsprintf(buf, fmt, ap);
+#endif
+#endif
+ o->op->stream_write(o, o->print, ODR_VISIBLESTRING, buf, strlen(buf));
+ va_end(ap);
+}