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706885260d
hdf5/tools/lib/h5tools_str.c
Albert Cheng 706885260d [svn-r11736] Purpose: 
Cleanup.

Description:
Removed reference to H5_HAVE_VSNPRINTF and the corresponding abort
since we do not use the home-grown potentially memory wacking version
any more.

Platforms tested:
heping.

Misc. update:
2005-11-16 13:24:44 -05:00

1122 lines
35 KiB
C
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* Programmer: Bill Wendling <wendling@ncsa.uiuc.edu>
* Monday, 19. February 2001
*
* Purpose: These are string functions for us to use and abuse.
*/
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "H5private.h"
#include "h5tools.h" /*for h5dump_t structure */
#include "h5tools_ref.h"
#include "h5tools_str.h" /*function prototypes */
/*
* If REPEAT_VERBOSE is defined then character strings will be printed so
* that repeated character sequences like "AAAAAAAAAA" are displayed as
*
* 'A' repeates 9 times
*
* Otherwise the format is more Perl-like
*
* 'A'*10
*
*/
#define REPEAT_VERBOSE
/* Variable length string datatype */
#define STR_INIT_LEN 4096 /*initial length */
static char *h5tools_escape(char *s, size_t size);
static hbool_t h5tools_is_zero(const void *_mem, size_t size);
/*-------------------------------------------------------------------------
* Function: h5tools_str_close
*
* Purpose: Closes a string by releasing it's memory and setting the size
* information to zero.
*
* Return: void
*
* Programmer: Robb Matzke
* Monday, April 26, 1999
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
void
h5tools_str_close(h5tools_str_t *str)
{
if (str && str->nalloc) {
free(str->s);
memset(str, 0, sizeof(h5tools_str_t));
}
}
/*-------------------------------------------------------------------------
* Function: h5tools_str_len
*
* Purpose: Returns the length of the string, not counting the null
* terminator.
*
* Return: Success: Length of string
*
* Failure: 0
*
* Programmer: Robb Matzke
* Monday, April 26, 1999
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
size_t
h5tools_str_len(h5tools_str_t *str)
{
return str->len;
}
/*-------------------------------------------------------------------------
* Function: h5tools_str_append
*
* Purpose: Formats variable arguments according to printf() format
* string and appends the result to variable length string STR.
*
* Return: Success: Pointer to buffer containing result.
*
* Failure: NULL
*
* Programmer: Robb Matzke
* Monday, April 26, 1999
*
* Modifications:
*
* Major change: need to check results of vsnprintf to
* handle errors, empty format, and overflows.
*
* Programmer: REMcG Matzke
* June 16, 2004
*
*-------------------------------------------------------------------------
*/
char *
h5tools_str_append(h5tools_str_t *str/*in,out*/, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
/* Make sure we have some memory into which to print */
if (!str->s || str->nalloc <= 0) {
str->nalloc = STR_INIT_LEN;
str->s = malloc(str->nalloc);
assert(str->s);
str->s[0] = '\0';
str->len = 0;
}
if (strlen(fmt) == 0) {
/* nothing to print */
va_end(ap);
return str->s;
}
/* Format the arguments and append to the value already in `str' */
while (1) {
/* How many bytes available for new value, counting the new NUL */
size_t avail = str->nalloc - str->len;
int nchars = HDvsnprintf(str->s + str->len, avail, fmt, ap);
if (nchars<0) {
/* failure, such as bad format */
va_end(ap);
return NULL;
}
if ((size_t)nchars>=avail ||
(0==nchars && (strcmp(fmt,"%s") ))) {
/* Truncation return value as documented by C99, or zero return value with either of the
* following conditions, each of which indicates that the proper C99 return value probably
* should have been positive when the format string is
* something other than "%s"
* Alocate at least twice as much space and try again.
*/
size_t newsize = MAX(str->len+nchars+1, 2*str->nalloc);
assert(newsize > str->nalloc); /*overflow*/
str->s = realloc(str->s, newsize);
assert(str->s);
str->nalloc = newsize;
} else {
/* Success */
str->len += nchars;
break;
}
}
va_end(ap);
return str->s;
}
/*-------------------------------------------------------------------------
* Function: h5tools_str_reset
*
* Purpose: Reset the string to the empty value. If no memory is
* allocated yet then initialize the h5tools_str_t struct.
*
* Return: Success: Ptr to the buffer which contains a null
* character as the first element.
*
* Failure: NULL
*
* Programmer: Robb Matzke
* Monday, April 26, 1999
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
char *
h5tools_str_reset(h5tools_str_t *str/*in,out*/)
{
if (!str->s || str->nalloc <= 0) {
str->nalloc = STR_INIT_LEN;
str->s = malloc(str->nalloc);
assert(str->s);
}
str->s[0] = '\0';
str->len = 0;
return str->s;
}
/*-------------------------------------------------------------------------
* Function: h5tools_str_trunc
*
* Purpose: Truncate a string to be at most SIZE characters.
*
* Return: Success: Pointer to the string
*
* Failure: NULL
*
* Programmer: Robb Matzke
* Monday, April 26, 1999
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
char *
h5tools_str_trunc(h5tools_str_t *str/*in,out*/, size_t size)
{
if (size < str->len) {
str->len = size;
str->s[size] = '\0';
}
return str->s;
}
/*-------------------------------------------------------------------------
* Function: h5tools_str_fmt
*
* Purpose: Reformat a string contents beginning at character START
* according to printf format FMT. FMT should contain no format
* specifiers except possibly the `%s' variety. For example, if
* the input string is `hello' and the format is "<<%s>>" then
* the output value will be "<<hello>>".
*
* Return: Success: A pointer to the resulting string.
*
* Failure: NULL
*
* Programmer: Robb Matzke
* Monday, April 26, 1999
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
char *
h5tools_str_fmt(h5tools_str_t *str/*in,out*/, size_t start, const char *fmt)
{
char _temp[1024], *temp = _temp;
/* If the format string is simply "%s" then don't bother doing anything */
if (!strcmp(fmt, "%s"))
return str->s;
/*
* Save the input value if there is a `%' anywhere in FMT. Otherwise
* don't bother because we don't need a temporary copy.
*/
if (strchr(fmt, '%')) {
if (str->len - start + 1 > sizeof(_temp)) {
temp = malloc(str->len-start + 1);
assert(temp);
}
strcpy(temp, str->s + start);
}
/* Reset the output string and append a formatted version */
h5tools_str_trunc(str, start);
h5tools_str_append(str, fmt, temp);
/* Free the temp buffer if we allocated one */
if (temp != _temp)
free(temp);
return str->s;
}
/*-------------------------------------------------------------------------
* Function: h5tools_str_prefix
*
* Purpose: Renders the line prefix value into string STR.
*
* Return: Success: Pointer to the prefix.
*
* Failure: NULL
*
* Programmer: Robb Matzke
* Thursday, July 23, 1998
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
char *
h5tools_str_prefix(h5tools_str_t *str/*in,out*/, const h5dump_t *info,
hsize_t elmtno, int ndims, hsize_t min_idx[],
hsize_t max_idx[], h5tools_context_t *ctx)
{
hsize_t p_prod[H5S_MAX_RANK];
hsize_t i = 0;
hsize_t curr_pos=elmtno;
h5tools_str_reset(str);
if (ndims > 0) {
/*
* Calculate the number of elements represented by a unit change in a
* certain index position.
*/
for (i = ndims - 1, p_prod[ndims - 1] = 1; i > 0; --i)
p_prod[i - 1] = (max_idx[i] - min_idx[i]) * p_prod[i];
for ( i = 0; i < (hsize_t)ndims; i++)
{
ctx->pos[i] = curr_pos/ctx->acc[i];
curr_pos -= ctx->acc[i]*ctx->pos[i];
}
assert( curr_pos == 0 );
/* Print the index values */
for (i = 0; i < (hsize_t)ndims; i++) {
if (i)
h5tools_str_append(str, "%s", OPT(info->idx_sep, ","));
h5tools_str_append(str, OPT(info->idx_n_fmt, "%lu"),
(unsigned long)ctx->pos[i]);
}
} else {
/* Scalar */
h5tools_str_append(str, OPT(info->idx_n_fmt, "%lu"), (unsigned long)0);
}
/* Add prefix and suffix to the index */
return h5tools_str_fmt(str, 0, OPT(info->idx_fmt, "%s: "));
}
/*-------------------------------------------------------------------------
* Function: h5tools_str_dump_region
*
* Purpose: Prints information about a dataspace region by appending
* the information to the specified string.
*
* Return: Success: 0
*
* Failure: NULL
*
* Programmer: Robb Matzke
* Monday, June 7, 1999
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
int
h5tools_str_dump_region(h5tools_str_t *str, hid_t region, const h5dump_t *info)
{
hssize_t nblocks, npoints;
hsize_t alloc_size;
hsize_t *ptdata;
int ndims = H5Sget_simple_extent_ndims(region);
/*
* These two functions fail if the region does not have blocks or points,
* respectively. They do not currently know how to translate from one to
* the other.
*/
H5E_BEGIN_TRY {
nblocks = H5Sget_select_hyper_nblocks(region);
npoints = H5Sget_select_elem_npoints(region);
} H5E_END_TRY;
h5tools_str_append(str, "{");
/* Print block information */
if (nblocks > 0) {
int i;
alloc_size = nblocks * ndims * 2 * sizeof(ptdata[0]);
assert(alloc_size == (hsize_t)((size_t)alloc_size)); /*check for overflow*/
ptdata = malloc((size_t)alloc_size);
H5_CHECK_OVERFLOW(nblocks, hssize_t, hsize_t);
H5Sget_select_hyper_blocklist(region, (hsize_t)0, (hsize_t)nblocks, ptdata);
for (i = 0; i < nblocks; i++) {
int j;
h5tools_str_append(str, info->dset_blockformat_pre,
i ? "," OPTIONAL_LINE_BREAK " " : "",
(unsigned long)i);
/* Start coordinates and opposite corner */
for (j = 0; j < ndims; j++)
h5tools_str_append(str, "%s%lu", j ? "," : "(",
(unsigned long)ptdata[i * 2 * ndims + j]);
for (j = 0; j < ndims; j++)
h5tools_str_append(str, "%s%lu", j ? "," : ")-(",
(unsigned long)ptdata[i * 2 * ndims + j + ndims]);
h5tools_str_append(str, ")");
}
free(ptdata);
}
/* Print point information */
if (npoints > 0) {
int i;
alloc_size = npoints * ndims * sizeof(ptdata[0]);
assert(alloc_size == (hsize_t)((size_t)alloc_size)); /*check for overflow*/
ptdata = malloc((size_t)alloc_size);
H5_CHECK_OVERFLOW(npoints,hssize_t,hsize_t);
H5Sget_select_elem_pointlist(region, (hsize_t)0, (hsize_t)npoints, ptdata);
for (i = 0; i < npoints; i++) {
int j;
h5tools_str_append(str, info->dset_ptformat_pre ,
i ? "," OPTIONAL_LINE_BREAK " " : "",
(unsigned long)i);
for (j = 0; j < ndims; j++)
h5tools_str_append(str, "%s%lu", j ? "," : "(",
(unsigned long)(ptdata[i * ndims + j]));
h5tools_str_append(str, ")");
}
free(ptdata);
}
h5tools_str_append(str, "}");
return 0;
}
/*-------------------------------------------------------------------------
* Function: h5tools_print_char
*
* Purpose: Shove a character into the STR.
*
* Return: Nothing
*
* Programmer: Bill Wendling
* Tuesday, 20. February 2001
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
void
h5tools_print_char(h5tools_str_t *str, const h5dump_t *info, unsigned char ch)
{
if (info->str_locale == ESCAPE_HTML) {
if (ch <= ' ' || ch > '~')
h5tools_str_append(str, "%%%02x", ch);
else
h5tools_str_append(str, "%c", (char)ch);
} else {
switch (ch) {
case '"':
if (!info->do_escape)
h5tools_str_append(str, "\"");
else
h5tools_str_append(str, "\\\"");
break;
case '\\':
if (!info->do_escape)
h5tools_str_append(str, "\\");
else
h5tools_str_append(str, "\\\\");
break;
case '\b':
if (!info->do_escape)
h5tools_str_append(str, "\b");
else
h5tools_str_append(str, "\\b");
break;
case '\f':
if (!info->do_escape)
h5tools_str_append(str, "\f");
else
h5tools_str_append(str, "\\f");
break;
case '\n':
if (!info->do_escape) {
h5tools_str_append(str, "\n");
h5tools_str_append(str, " ");
}
else
h5tools_str_append(str, "\\n");
break;
case '\r':
if (!info->do_escape) {
h5tools_str_append(str, "\r");
h5tools_str_append(str, " ");
}
else
h5tools_str_append(str, "\\r");
break;
case '\t':
if (!info->do_escape)
h5tools_str_append(str, "\t");
else
h5tools_str_append(str, "\\t");
break;
default:
if (isprint(ch))
h5tools_str_append(str, "%c", (char)ch);
else
h5tools_str_append(str, "\\%03o", ch);
break;
}
}
}
/*-------------------------------------------------------------------------
* Function: h5tools_str_sprint
*
* Purpose: Renders the value pointed to by VP of type TYPE into variable
* length string STR.
*
* Return: A pointer to memory containing the result or NULL on error.
*
* Programmer: Robb Matzke
* Thursday, July 23, 1998
*
* Modifications:
* Robb Matzke, 1999-04-26
* Made this function safe from overflow problems by allowing it
* to reallocate the output string.
*
* Robb Matzke, 1999-06-04
* Added support for object references. The new `container'
* argument is the dataset where the reference came from.
*
* Robb Matzke, 1999-06-07
* Added support for printing raw data. If info->raw is non-zero
* then data is printed in hexadecimal format.
*
* Robb Matzke, 2003-01-10
* Binary output format is dd:dd:... instead of 0xdddd... so it
* doesn't look like a hexadecimal integer, and thus users will
* be less likely to complain that HDF5 didn't properly byte
* swap their data during type conversion.
*
* Robb Matzke, LLNL, 2003-06-05
* If TYPE is a variable length string then the pointer to
* the value to pring (VP) is a pointer to a `char*'.
*-------------------------------------------------------------------------
*/
char *
h5tools_str_sprint(h5tools_str_t *str, const h5dump_t *info, hid_t container,
hid_t type, void *vp, h5tools_context_t *ctx)
{
size_t n, offset, size=0, nelmts, start;
char *name;
unsigned char *ucp_vp = (unsigned char *)vp;
char *cp_vp = (char *)vp;
hid_t memb, obj, region;
unsigned nmembs;
int otype;
static char fmt_llong[8], fmt_ullong[8];
H5T_str_t pad;
H5G_stat_t sb;
/*
* some tempvars to store the value before we append it to the string to
* get rid of the memory alignment problem
*/
double tempdouble;
float tempfloat;
unsigned long_long tempullong;
long_long templlong;
unsigned long tempulong;
long templong;
unsigned int tempuint;
int tempint;
unsigned short tempushort;
short tempshort;
/* Build default formats for long long types */
if (!fmt_llong[0]) {
sprintf(fmt_llong, "%%%sd", H5_PRINTF_LL_WIDTH);
sprintf(fmt_ullong, "%%%su", H5_PRINTF_LL_WIDTH);
}
/* Append value depending on data type */
start = h5tools_str_len(str);
if (info->raw) {
size_t i;
n = H5Tget_size(type);
if (1==n) {
h5tools_str_append(str, OPT(info->fmt_raw, "0x%02x"), ucp_vp[0]);
} else {
for (i = 0; i < n; i++) {
if (i) h5tools_str_append(str, ":");
h5tools_str_append(str, OPT(info->fmt_raw, "%02x"), ucp_vp[i]);
}
}
} else if (H5Tequal(type, H5T_NATIVE_FLOAT)) {
memcpy(&tempfloat, vp, sizeof(float));
h5tools_str_append(str, OPT(info->fmt_float, "%g"), tempfloat);
} else if (H5Tequal(type, H5T_NATIVE_DOUBLE)) {
memcpy(&tempdouble, vp, sizeof(double));
h5tools_str_append(str, OPT(info->fmt_double, "%g"), tempdouble);
} else if (info->ascii && (H5Tequal(type, H5T_NATIVE_SCHAR) ||
H5Tequal(type, H5T_NATIVE_UCHAR))) {
h5tools_print_char(str, info, (unsigned char)(*ucp_vp));
} else if (H5T_STRING == H5Tget_class(type)) {
unsigned int i;
char quote = '\0';
char *s;
quote = '\0';
if(H5Tis_variable_str(type)) {
/* cp_vp is the pointer into the struct where a `char*' is stored. So we have
* to dereference the pointer to get the `char*' to pass to HDstrlen(). */
s = *(char**)cp_vp;
if(s!=NULL)
size = HDstrlen(s);
} else {
s = cp_vp;
size = H5Tget_size(type);
}
pad = H5Tget_strpad(type);
/* Check for NULL pointer for string */
if(s==NULL) {
h5tools_str_append(str, "NULL");
}
else {
for (i=0; i<size && (s[i] || pad!=H5T_STR_NULLTERM); i++) {
int j = 1;
/*
* Count how many times the next character repeats. If the
* threshold is zero then that means it can repeat any number
* of times.
*/
if (info->str_repeat > 0)
while (i + j < size && s[i] == s[i + j])
j++;
/*
* Print the opening quote. If the repeat count is high enough to
* warrant printing the number of repeats instead of enumerating
* the characters, then make sure the character to be repeated is
* in it's own quote.
*/
if (info->str_repeat > 0 && j > info->str_repeat) {
if (quote)
h5tools_str_append(str, "%c", quote);
quote = '\'';
h5tools_str_append(str, "%s%c", i ? " " : "", quote);
} else if (!quote) {
quote = '"';
h5tools_str_append(str, "%s%c", i ? " " : "", quote);
}
/* Print the character */
h5tools_print_char(str, info, (unsigned char)(s[i]));
/* Print the repeat count */
if (info->str_repeat && j > info->str_repeat) {
#ifdef REPEAT_VERBOSE
h5tools_str_append(str, "%c repeats %d times", quote, j - 1);
#else
h5tools_str_append(str, "%c*%d", quote, j - 1);
#endif /* REPEAT_VERBOSE */
quote = '\0';
i += j - 1;
}
}
if (quote)
h5tools_str_append(str, "%c", quote);
if (i == 0)
/*empty string*/
h5tools_str_append(str, "\"\"");
} /* end else */
} else if (H5Tequal(type, H5T_NATIVE_INT)) {
memcpy(&tempint, vp, sizeof(int));
h5tools_str_append(str, OPT(info->fmt_int, "%d"), tempint);
} else if (H5Tequal(type, H5T_NATIVE_UINT)) {
memcpy(&tempuint, vp, sizeof(unsigned int));
h5tools_str_append(str, OPT(info->fmt_uint, "%u"), tempuint);
} else if (H5Tequal(type, H5T_NATIVE_SCHAR)) {
h5tools_str_append(str, OPT(info->fmt_schar, "%d"), *cp_vp);
} else if (H5Tequal(type, H5T_NATIVE_UCHAR)) {
h5tools_str_append(str, OPT(info->fmt_uchar, "%u"), *ucp_vp);
} else if (H5Tequal(type, H5T_NATIVE_SHORT)) {
memcpy(&tempshort, vp, sizeof(short));
h5tools_str_append(str, OPT(info->fmt_short, "%d"), tempshort);
} else if (H5Tequal(type, H5T_NATIVE_USHORT)) {
memcpy(&tempushort, vp, sizeof(unsigned short));
h5tools_str_append(str, OPT(info->fmt_ushort, "%u"), tempushort);
} else if (H5Tequal(type, H5T_NATIVE_LONG)) {
memcpy(&templong, vp, sizeof(long));
h5tools_str_append(str, OPT(info->fmt_long, "%ld"), templong);
} else if (H5Tequal(type, H5T_NATIVE_ULONG)) {
memcpy(&tempulong, vp, sizeof(unsigned long));
h5tools_str_append(str, OPT(info->fmt_ulong, "%lu"), tempulong);
} else if (H5Tequal(type, H5T_NATIVE_LLONG)) {
memcpy(&templlong, vp, sizeof(long_long));
h5tools_str_append(str, OPT(info->fmt_llong, fmt_llong), templlong);
} else if (H5Tequal(type, H5T_NATIVE_ULLONG)) {
memcpy(&tempullong, vp, sizeof(unsigned long_long));
h5tools_str_append(str, OPT(info->fmt_ullong, fmt_ullong), tempullong);
} else if (H5Tequal(type, H5T_NATIVE_HSSIZE)) {
if (sizeof(hssize_t) == sizeof(int)) {
memcpy(&tempint, vp, sizeof(int));
h5tools_str_append(str, OPT(info->fmt_int, "%d"), tempint);
} else if (sizeof(hssize_t) == sizeof(long)) {
memcpy(&templong, vp, sizeof(long));
h5tools_str_append(str, OPT(info->fmt_long, "%ld"), templong);
} else {
memcpy(&templlong, vp, sizeof(long_long));
h5tools_str_append(str, OPT(info->fmt_llong, fmt_llong), templlong);
}
} else if (H5Tequal(type, H5T_NATIVE_HSIZE)) {
if (sizeof(hsize_t) == sizeof(int)) {
memcpy(&tempuint, vp, sizeof(unsigned int));
h5tools_str_append(str, OPT(info->fmt_uint, "%u"), tempuint);
} else if (sizeof(hsize_t) == sizeof(long)) {
memcpy(&tempulong, vp, sizeof(long));
h5tools_str_append(str, OPT(info->fmt_ulong, "%lu"), tempulong);
} else {
memcpy(&tempullong, vp, sizeof(unsigned long_long));
h5tools_str_append(str, OPT(info->fmt_ullong, fmt_ullong), tempullong);
}
} else if (H5Tget_class(type) == H5T_COMPOUND) {
unsigned j;
nmembs = H5Tget_nmembers(type);
h5tools_str_append(str, "%s", OPT(info->cmpd_pre, "{"));
for (j = 0; j < nmembs; j++) {
if (j)
h5tools_str_append(str, "%s", OPT(info->cmpd_sep, ", " OPTIONAL_LINE_BREAK));
/* RPM 2000-10-31
* If the previous character is a line-feed (which is true when
* h5dump is running) then insert some white space for
* indentation. Be warned that column number calculations will be
* incorrect and that object indices at the beginning of the line
* will be missing (h5dump doesn't display them anyway). */
if (ctx->indent_level >= 0 && str->len && str->s[str->len - 1] == '\n') {
int x;
h5tools_str_append(str, OPT(info->line_pre, ""), "");
for (x = 0; x < ctx->indent_level + 1; x++)
h5tools_str_append(str, "%s", OPT(info->line_indent, ""));
}
/* The name */
name = H5Tget_member_name(type, j);
h5tools_str_append(str, OPT(info->cmpd_name, ""), name);
free(name);
/* The value */
offset = H5Tget_member_offset(type, j);
memb = H5Tget_member_type(type, j);
ctx->indent_level++;
h5tools_str_sprint(str, info, container, memb, cp_vp + offset , ctx);
ctx->indent_level--;
H5Tclose(memb);
}
/* RPM 2000-10-31
* If the previous character is a line feed (which is true when
* h5dump is running) then insert some white space for indentation.
* Be warned that column number calculations will be incorrect and
* that object indices at the beginning of the line will be missing
* (h5dump doesn't display them anyway). */
h5tools_str_append(str, "%s", OPT(info->cmpd_end, ""));
if (ctx->indent_level >= 0 && str->len && str->s[str->len - 1] == '\n') {
int x;
h5tools_str_append(str, OPT(info->line_pre, ""), "");
for (x = 0; x < ctx->indent_level; x++)
h5tools_str_append(str, "%s", OPT(info->line_indent, ""));
}
h5tools_str_append(str, "%s", OPT(info->cmpd_suf, "}"));
} else if (H5Tget_class(type) == H5T_ENUM) {
char enum_name[1024];
if (H5Tenum_nameof(type, vp, enum_name, sizeof enum_name) >= 0) {
h5tools_str_append(str, h5tools_escape(enum_name, sizeof(enum_name)));
} else {
size_t i;
n = H5Tget_size(type);
if (1==n) {
h5tools_str_append(str, "0x%02x", ucp_vp[0]);
} else {
for (i = 0; i < n; i++)
h5tools_str_append(str, "%s%02x", i?":":"", ucp_vp[i]);
}
}
} else if (H5Tequal(type, H5T_STD_REF_DSETREG)) {
/*
* Dataset region reference -- show the type and OID of the referenced
* object, but we are unable to show the region yet because there
* isn't enough support in the data space layer. - rpm 19990604
*/
if (h5tools_is_zero(vp, H5Tget_size(type))) {
h5tools_str_append(str, "NULL");
} else {
obj = H5Rdereference(container, H5R_DATASET_REGION, vp);
region = H5Rget_region(container, H5R_DATASET_REGION, vp);
H5Gget_objinfo(obj, ".", FALSE, &sb);
if (info->dset_hidefileno)
h5tools_str_append(str, info->dset_format, sb.u.obj.objno);
else
h5tools_str_append(str, info->dset_format, sb.fileno, sb.u.obj.objno);
h5tools_str_dump_region(str, region, info);
H5Sclose(region);
H5Dclose(obj);
}
} else if (H5Tequal(type, H5T_STD_REF_OBJ)) {
/*
* Object references -- show the type and OID of the referenced
* object.
*/
if (h5tools_is_zero(vp, H5Tget_size(type))) {
h5tools_str_append(str, "NULL");
} else {
const char *path;
otype = H5Rget_obj_type(container, H5R_OBJECT, vp);
obj = H5Rdereference(container, H5R_OBJECT, vp);
H5Gget_objinfo(obj, ".", FALSE, &sb);
/* Print object type and close object */
switch (otype) {
case H5G_GROUP:
h5tools_str_append(str, GROUPNAME);
H5Gclose(obj);
break;
case H5G_DATASET:
h5tools_str_append(str, DATASET);
H5Dclose(obj);
break;
case H5G_TYPE:
h5tools_str_append(str, DATATYPE);
H5Tclose(obj);
break;
default:
h5tools_str_append(str, "%u-", otype);
break;
}
/* Print OID */
if (info->obj_hidefileno)
h5tools_str_append(str, info->obj_format, sb.u.obj.objno);
else
h5tools_str_append(str, info->obj_format, sb.fileno,sb.u.obj.objno);
/* Print name */
path = lookup_ref_path(*(haddr_t *)vp);
if (path) {
h5tools_str_append(str, " ");
h5tools_str_append(str, path);
h5tools_str_append(str, " ");
}
}
} else if (H5Tget_class(type) == H5T_ARRAY) {
int k, ndims;
hsize_t i, dims[H5S_MAX_RANK],temp_nelmts;
/* Get the array's base datatype for each element */
memb = H5Tget_super(type);
size = H5Tget_size(memb);
ndims = H5Tget_array_ndims(type);
H5Tget_array_dims(type, dims, NULL);
assert(ndims >= 1 && ndims <= H5S_MAX_RANK);
/* Calculate the number of array elements */
for (k = 0, nelmts = 1; k < ndims; k++){
temp_nelmts = nelmts;
temp_nelmts *= dims[k];
assert(temp_nelmts==(hsize_t)((size_t)temp_nelmts));
nelmts = (size_t)temp_nelmts;
}
/* Print the opening bracket */
h5tools_str_append(str, "%s", OPT(info->arr_pre, "["));
for (i = 0; i < nelmts; i++) {
if (i)
h5tools_str_append(str, "%s",
OPT(info->arr_sep, "," OPTIONAL_LINE_BREAK));
if (info->arr_linebreak && i && i % dims[ndims - 1] == 0) {
int x;
h5tools_str_append(str, "%s", "\n");
/*need to indent some more here*/
if (ctx->indent_level >= 0 )
{
if (!info->pindex)
h5tools_str_append(str, "%s", OPT(info->line_pre, ""));
}
for (x = 0; x < ctx->indent_level + 1; x++)
h5tools_str_append(str,"%s",OPT(info->line_indent,""));
} /* end if */
else if(i && info->arr_sep)
h5tools_str_append(str, " ");
ctx->indent_level++;
/* Dump the array element */
h5tools_str_sprint(str, info, container, memb, cp_vp + i * size, ctx);
ctx->indent_level--;
} /* end for */
/* Print the closing bracket */
h5tools_str_append(str, "%s", OPT(info->arr_suf, "]"));
H5Tclose(memb);
} else if (H5Tget_class(type) == H5T_VLEN) {
unsigned int i;
/* Get the VL sequences's base datatype for each element */
memb = H5Tget_super(type);
size = H5Tget_size(memb);
/* Print the opening bracket */
h5tools_str_append(str, "%s", OPT(info->vlen_pre, "("));
/* Get the number of sequence elements */
nelmts = ((hvl_t *)cp_vp)->len;
for (i = 0; i < nelmts; i++) {
if (i)
h5tools_str_append(str, "%s",
OPT(info->vlen_sep, "," OPTIONAL_LINE_BREAK));
#ifdef LATER
/* Need to fix so VL data breaks at correct location on end of line -QAK */
if (info->arr_linebreak && h5tools_str_len(str)>=info->line_ncols) {
int x;
h5tools_str_append(str, "%s", "\n");
/* need to indent some more here */
if (ctx->indent_level >= 0)
h5tools_str_append(str, "%s", OPT(info->line_pre, ""));
for (x = 0; x < ctx->indent_level + 1; x++)
h5tools_str_append(str,"%s",OPT(info->line_indent,""));
} /* end if */
#endif /* LATER */
ctx->indent_level++;
/* Dump the array element */
h5tools_str_sprint(str, info, container, memb,
((char *)(((hvl_t *)cp_vp)->p)) + i * size, ctx);
ctx->indent_level--;
} /* end for */
h5tools_str_append(str, "%s", OPT(info->vlen_suf, ")"));
H5Tclose(memb);
} else {
/* All other types get printed as hexadecimal */
size_t i;
n = H5Tget_size(type);
if (1==n) {
h5tools_str_append(str, "0x%02x", ucp_vp[0]);
} else {
for (i = 0; i < n; i++)
h5tools_str_append(str, "%s%02x", i?":":"", ucp_vp[i]);
}
}
return h5tools_str_fmt(str, start, OPT(info->elmt_fmt, "%s"));
}
/*-------------------------------------------------------------------------
* Function: h5tools_escape
*
* Purpose: Changes all "funny" characters in S into standard C escape
* sequences.
*
* Return: Success: S
*
* Failure: NULL if the buffer would overflow. The
* buffer has as many left-to-right escapes as
* possible before overflow would have happened.
*
* Programmer: Robb Matzke
* Monday, April 26, 1999
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static char *
h5tools_escape(char *s/*in,out*/, size_t size)
{
register size_t i;
size_t n = strlen(s);
const char *escape;
char octal[8];
for (i = 0; i < n; i++) {
switch (s[i]) {
case '\'':
escape = "\\\'";
break;
case '\"':
escape = "\\\"";
break;
case '\\':
escape = "\\\\";
break;
case '\?':
escape = "\\\?";
break;
case '\a':
escape = "\\a";
break;
case '\b':
escape = "\\b";
break;
case '\f':
escape = "\\f";
break;
case '\n':
escape = "\\n";
break;
case '\r':
escape = "\\r";
break;
case '\t':
escape = "\\t";
break;
case '\v':
escape = "\\v";
break;
default:
if (!isprint(s[i])) {
sprintf(octal, "\\%03o", (unsigned char)s[i]);
escape = octal;
} else {
escape = NULL;
}
break;
}
if (escape) {
size_t esc_size = strlen(escape);
if (n + esc_size + 1 > size)
/*would overflow*/
return NULL;
memmove(s + i + esc_size, s + i + 1, n - i); /*make room*/
memcpy(s + i, escape, esc_size); /*insert*/
n += esc_size - 1; /* adjust total string size */
i += esc_size; /* adjust string position */
}
}
return s;
}
/*-------------------------------------------------------------------------
* Function: h5tools_is_zero
*
* Purpose: Determines if memory is initialized to all zero bytes.
*
* Return: TRUE if all bytes are zero; FALSE otherwise
*
* Programmer: Robb Matzke
* Monday, June 7, 1999
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
static hbool_t
h5tools_is_zero(const void *_mem, size_t size)
{
const unsigned char *mem = (const unsigned char *)_mem;
while (size-- > 0)
if (mem[size])
return FALSE;
return TRUE;
}
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