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-rw-r--r--tools/lib/h5tools_str.c712
-rw-r--r--tools/lib/h5tools_str.h23
2 files changed, 725 insertions, 10 deletions
diff --git a/tools/lib/h5tools_str.c b/tools/lib/h5tools_str.c
index d41c9c7..e594ebd 100644
--- a/tools/lib/h5tools_str.c
+++ b/tools/lib/h5tools_str.c
@@ -16,9 +16,25 @@
#include "h5tools.h" /*for h5dump_t structure */
#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, int escape_spaces);
+static hbool_t h5tools_is_zero(const void *_mem, size_t size);
+
/*-------------------------------------------------------------------------
* Function: h5tools_str_close
*
@@ -232,7 +248,7 @@ h5tools_str_fmt(h5tools_str_t *str/*in,out*/, size_t start, const char *fmt)
}
/*-------------------------------------------------------------------------
- * Function: h5tools_prefix
+ * Function: h5tools_str_prefix
*
* Purpose: Renders the line prefix value into string STR.
*
@@ -287,3 +303,697 @@ h5tools_str_prefix(h5tools_str_t *str/*in,out*/, const h5dump_t *info,
/* 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 '"':
+ h5tools_str_append(str, "\\\"");
+ break;
+ case '\\':
+ h5tools_str_append(str, "\\\\");
+ break;
+ case '\b':
+ h5tools_str_append(str, "\\b");
+ break;
+ case '\f':
+ h5tools_str_append(str, "\\f");
+ break;
+ case '\n':
+ h5tools_str_append(str, "\\n");
+ break;
+ case '\r':
+ h5tools_str_append(str, "\\r");
+ break;
+ case '\t':
+ 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.
+ *
+ *-------------------------------------------------------------------------
+ */
+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, nelmts, start;
+ char *name, quote = '\0';
+ unsigned char *ucp_vp = (unsigned char *)vp;
+ char *cp_vp = (char *)vp;
+ hid_t memb, obj, region;
+ int nmembs, 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", PRINTF_LL_WIDTH);
+ sprintf(fmt_ullong, "%%%su", PRINTF_LL_WIDTH);
+ }
+
+ /* Append value depending on data type */
+ start = h5tools_str_len(str);
+
+ if (info->raw) {
+ size_t i;
+
+ h5tools_str_append(str, "0x");
+ n = H5Tget_size(type);
+
+ for (i = 0; i < n; i++)
+ 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, *ucp_vp);
+ } else if (H5T_STRING == H5Tget_class(type)) {
+ unsigned int i;
+
+ quote = '\0';
+ size = H5Tget_size(type);
+ pad = H5Tget_strpad(type);
+
+ for (i = 0; i < size && (cp_vp[i] != '\0' || 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 && cp_vp[i] == cp_vp[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, ucp_vp[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, "\"\"");
+ } 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) {
+ int 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), TRUE));
+ } else {
+ size_t i;
+
+ h5tools_str_append(str, "0x");
+ n = H5Tget_size(type);
+
+ for (i = 0; i < n; i++)
+ h5tools_str_append(str, "%02x", 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.objno[1], sb.objno[0]);
+ else
+ h5tools_str_append(str, info->dset_format,
+ sb.fileno[1], sb.fileno[0], sb.objno[1], sb.objno[0]);
+
+ 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 {
+ otype = H5Rget_object_type(container, 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.objno[1], sb.objno[0]);
+ } else {
+ h5tools_str_append(str, info->obj_format,
+ sb.fileno[1], sb.fileno[0], sb.objno[1], sb.objno[0]);
+ }
+ }
+ } else if (H5Tget_class(type) == H5T_ARRAY) {
+ int k, ndims;
+ hsize_t i, dims[H5S_MAX_RANK];
+
+ /* 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++)
+ nelmts *= dims[k];
+
+ /* 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)
+ 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 */
+
+ 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->arr_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;
+
+ h5tools_str_append(str, "0x");
+ n = H5Tget_size(type);
+
+ for (i = 0; i < n; i++)
+ h5tools_str_append(str, "%02x", 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. If ESCAPE_SPACES is non-zero then spaces are
+ * escaped by prepending a backslash.
+ *
+ * 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, int escape_spaces)
+{
+ 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 '\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 ' ':
+ escape = escape_spaces ? "\\ " : NULL;
+ break;
+ default:
+ if (!isprint((int)*s)) {
+ 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, (n - i) + 1); /*make room*/
+ memcpy(s + i, escape, esc_size); /*insert*/
+ n += esc_size;
+ i += esc_size - 1;
+ }
+ }
+
+ 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;
+}
diff --git a/tools/lib/h5tools_str.h b/tools/lib/h5tools_str.h
index 89c3322..58b5ba9 100644
--- a/tools/lib/h5tools_str.h
+++ b/tools/lib/h5tools_str.h
@@ -14,14 +14,19 @@ typedef struct h5tools_str_t {
size_t nalloc; /*allocated size of string */
} h5tools_str_t;
-extern void h5tools_str_close(h5tools_str_t *str);
-extern size_t h5tools_str_len(h5tools_str_t *str);
-extern char *h5tools_str_append(h5tools_str_t *str, const char *fmt, ...);
-extern char *h5tools_str_reset(h5tools_str_t *str);
-extern char *h5tools_str_trunc(h5tools_str_t *str, size_t size);
-extern char *h5tools_str_fmt(h5tools_str_t *str, size_t start, const char *fmt);
-extern char *h5tools_str_prefix(h5tools_str_t *str, const h5dump_t *info,
- hsize_t elmtno, int ndims, hsize_t min_idx[],
- hsize_t max_idx[]);
+extern void h5tools_str_close(h5tools_str_t *str);
+extern size_t h5tools_str_len(h5tools_str_t *str);
+extern char *h5tools_str_append(h5tools_str_t *str, const char *fmt, ...);
+extern char *h5tools_str_reset(h5tools_str_t *str);
+extern char *h5tools_str_trunc(h5tools_str_t *str, size_t size);
+extern char *h5tools_str_fmt(h5tools_str_t *str, size_t start, const char *fmt);
+extern char *h5tools_str_prefix(h5tools_str_t *str, const h5dump_t *info,
+ hsize_t elmtno, int ndims, hsize_t min_idx[],
+ hsize_t max_idx[]);
+extern int h5tools_str_dump_region(h5tools_str_t *, hid_t, const h5dump_t *);
+extern void h5tools_print_char(h5tools_str_t *, const h5dump_t *, unsigned char);
+extern char *h5tools_str_sprint(h5tools_str_t *str, const h5dump_t *info,
+ hid_t container, hid_t type, void *vp,
+ h5tools_context_t *ctx);
#endif /* H5TOOLS_STR_H__ */
generated by cgit v0.12 at 2024-11-26 16:51:33 (GMT)