#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
+#include <time.h>
#include <unistd.h>
#include "u8-mbtouc.h"
#define STR(x) XSTR(x)
#define WHERE __FILE__":" STR(__LINE__)
+static uint8_t
+get_byte(void)
+{
+ return data[pos++];
+}
+
static unsigned int
get_u32(void)
{
return x;
}
+static unsigned long long int
+get_u64(void)
+{
+ uint64_t x;
+ memcpy(&x, &data[pos], 8);
+ pos += 8;
+ return x;
+}
+
+static unsigned int
+get_be32(void)
+{
+ uint32_t x;
+ x = (data[pos] << 24) | (data[pos + 1] << 16) | (data[pos + 2] << 8) | data[pos + 3];
+ pos += 4;
+ return x;
+}
+
static unsigned int
get_u16(void)
{
return x;
}
+static double __attribute__((unused))
+get_float(void)
+{
+ float x;
+ memcpy(&x, &data[pos], 4);
+ pos += 4;
+ return x;
+}
+
static bool
match_u32(uint32_t x)
{
}
#define match_u32_assert(x) match_u32_assert(x, WHERE)
+static bool __attribute__((unused))
+match_u64(uint64_t x)
+{
+ if (get_u64() == x)
+ return true;
+ pos -= 8;
+ return false;
+}
+
+static void __attribute__((unused))
+match_u64_assert(uint64_t x, const char *where)
+{
+ unsigned long long int y = get_u64();
+ if (x != y)
+ {
+ fprintf(stderr, "%s: 0x%x: expected u64:%llu, got u64:%llu\n", where, pos - 8, x, y);
+ exit(1);
+ }
+}
+#define match_u64_assert(x) match_u64_assert(x, WHERE)
+
+static bool __attribute__((unused))
+match_be32(uint32_t x)
+{
+ if (get_be32() == x)
+ return true;
+ pos -= 4;
+ return false;
+}
+
+static void
+match_be32_assert(uint32_t x, const char *where)
+{
+ unsigned int y = get_be32();
+ if (x != y)
+ {
+ fprintf(stderr, "%s: 0x%x: expected be%u, got be%u\n", where, pos - 4, x, y);
+ exit(1);
+ }
+}
+#define match_be32_assert(x) match_be32_assert(x, WHERE)
+
static bool
match_byte(uint8_t b)
{
}
#define get_string() get_string(WHERE)
+static char *
+get_string_be(const char *where)
+{
+ if (1
+ /*data[pos + 1] == 0 && data[pos + 2] == 0 && data[pos + 3] == 0*/
+ /*&& all_ascii(&data[pos + 4], data[pos])*/)
+ {
+ int len = data[pos + 2] * 256 + data[pos + 3];
+ char *s = malloc(len + 1);
+
+ memcpy(s, &data[pos + 4], len);
+ s[len] = 0;
+ pos += 4 + len;
+ return s;
+ }
+ else
+ {
+ fprintf(stderr, "%s: 0x%x: expected string\n", where, pos);
+ exit(1);
+ }
+}
+#define get_string_be() get_string_be(WHERE)
+
static int
get_end(void)
{
int c = data[ofs + i];
#if 1
if (i && !(i % 16))
- fprintf(stderr, "-");
+ printf("-");
else
- fprintf(stderr, " ");
+ printf(" ");
#endif
- fprintf(stderr, "%02x", c);
- //fprintf(stderr, "%c", c >= 32 && c < 127 ? c : '.');
+ printf("%02x", c);
+ }
+ for (int i = 0; i < n; i++)
+ {
+ int c = data[ofs + i];
+ printf("%c", c >= 32 && c < 127 ? c : '.');
}
- fprintf(stderr, "\n");
}
static char *
match_byte_assert(i);
match_byte_assert(0x31);
printf(" font=\"%s\"", get_string());
- match_byte_assert(0);
- match_byte_assert(0);
- if (!match_byte(0x40) && !match_byte(0x20) && !match_byte(0x80) && !match_byte(0x10) && !match_byte(0x70))
- match_byte_assert(0x50);
- match_byte_assert(0x41);
- if (!match_u32(0) && !match_u32(1))
- match_u32_assert(2);
- match_byte_assert(0);
- /* OK, this seems really unlikely to be totally correct, but it matches my corpus... */
- if (!match_u32(0) && !match_u32(2) && !match_u32(4))
- {
- if (i == 7)
- match_u32_assert(0xfaad);
- else
- match_u32_assert(0);
- }
+ printf(" size=\"%gpt\"", get_float());
+
+ int style = get_u32();
+ if (style & 1)
+ printf(" bold=\"true\"");
+ if (style & 2)
+ printf(" italic=\"true\"");
+
+ bool underline = data[pos++];
+ if (underline)
+ printf(" underline=\"true\"");
+
+ int halign = get_u32();
+ printf("\nhalign=%d\n", halign);
+
+ int valign = get_u32();
+ printf("\nvalign=%d\n", valign);
- if (!match_u32(0) && !match_u32(1) && !match_u32(2))
- match_u32_assert(3);
printf (" fgcolor=\"%s\"", get_string());
printf (" bgcolor=\"%s\"", get_string());
+
if (!match_byte(0))
match_byte_assert(1);
match_u32_assert(0);
if (version > 1)
{
- if (i != 3)
- {
- pos += 12;
- }
- else
- {
- get_u32();
- if (!match_u32(-1) && !match_u32(8))
- match_u32_assert(24);
- if (!match_u32(-1) && !match_u32(2))
- match_u32_assert(3);
- }
-
- /* Who knows? Ranges from -1 to 8 with no obvious pattern. */
- get_u32();
+ printf("\nfonts:");
+ for (int i = 0; i < 4; i++)
+ printf(" %2d", get_u32());
+ printf("\n");
}
printf ("/>\n");
}
- match_u32_assert(240);
- pos += 240;
+ int x1 = get_u32();
+ int x1_end = pos + x1;
+ printf("<borders>\n");
+ match_be32_assert(1);
+ int n_borders = get_be32();
+ for (int i = 0; i < n_borders; i++)
+ {
+ int type = get_be32();
+ int stroke = get_be32();
+ int color = get_be32();
+ printf(" <border type=\"%d\" stroke=\"%s\" color=\"#%06x\"/>\n",
+ type,
+ (stroke == 0 ? "none"
+ : stroke == 1 ? "solid"
+ : stroke == 2 ? "dashed"
+ : stroke == 3 ? "thick"
+ : stroke == 4 ? "thin"
+ : stroke == 5 ? "double"
+ : "<error>"),
+ color);
+ }
+ bool grid = get_byte();
+ pos += 3;
+ printf(" <grid show=\"%s\"/>\n", grid ? "yes" : "no");
+ printf("</borders>\n");
+ assert(pos == x1_end);
int skip = get_u32();
assert(skip == 18 || skip == 25);
pos += skip;
int x3 = get_u32();
+ int x3_end = pos + x3;
if (version == 3)
{
- assert(x3 >= 117);
- int len = data[pos + 0x34];
- if (len)
- printf("<tablelook>%.*s</tablelook>\n", len, &data[pos + 0x35]);
+ match_be32_assert(1);
+ get_be32();
+ printf("<settings layer=\"%d\"", get_be32());
+ if (!get_byte())
+ printf(" skipempty=\"false\"");
+ if (!get_byte())
+ printf(" showdimensionincorner=\"false\"");
+ if (!get_byte())
+ printf(" markers=\"numeric\"");
+ if (!get_byte())
+ printf(" footnoteposition=\"subscript\"");
+ get_byte();
+ int nbytes = get_be32();
+ printf("\n");
+ hex_dump(pos, nbytes);
+ printf("\n");
+ pos += nbytes;
+ get_string_be();
+ char *look = get_string_be();
+ if (look[0])
+ printf(" look=\"%s\"", look);
+ printf(">\n");
}
- pos += x3;
+ pos = x3_end;
+ /* Manual column widths, if present. */
int count = get_u32();
- pos += 4 * count;
+ printf("<columnwidths>");
+ for (int i = 0; i < count; i++)
+ {
+ if (i)
+ putchar(' ');
+ printf("%d", get_u32());
+ }
+ printf("</columnwidths>\n");
const char *locale = get_string();
printf ("<locale>%s</locale>\n", locale);
match_byte_assert(0);
if (!match_byte(0))
match_byte_assert(1);
- if (version > 1)
- {
- if (!match_byte(0x97) && !match_byte(0x98)
- && !match_byte(0x99) && !match_byte(0x9a) && !match_byte(0x9b))
- match_byte_assert(0x9c);
- match_byte_assert(7);
- match_byte_assert(0);
- match_byte_assert(0);
- }
- else
- {
- printf("%x\n", get_u32());
- }
+ printf("<epoch>%d</epoch>\n", get_u32());
int decimal = data[pos];
int grouping = data[pos + 1];
int outer_end = get_end();
/* First inner envelope: byte*33 int[n] int*[n]. */
- pos = get_end();
+ int inner_len = get_u32();
+ int inner_end = pos + inner_len;
+ int array_start = pos + 33;
+ match_byte_assert(0);
+ pos++; /* 0, 1, 10 seen. */
+ match_byte_assert(0);
+ pos++; /* 0...11 seen. */
+ if (!match_byte(0) && !match_byte(1) && !match_byte(2))
+ match_byte_assert(3);
+ if (!match_byte(0) && !match_byte(2))
+ match_byte_assert(3);
+ if (!match_u64(0))
+ match_u64_assert(UINT64_MAX);
+ match_u32_assert(0);
+ match_u32_assert(0);
+ match_u32_assert(0);
+ match_u32_assert(0);
+ match_byte_assert(0);
+ if (!match_byte(0))
+ match_byte_assert(1);
+ match_byte_assert(1);
+ pos = array_start;
+#if 1
+ printf("widths:");
+ while (pos < inner_end)
+ printf(" %d", get_u32());
+ printf("\n");
+#endif
+ pos = inner_end;;
/* Second inner envelope. */
assert(get_end() == outer_end);
if (!match_byte(0))
match_byte_assert(1);
- if (!match_byte(0x97) && !match_byte(0x98)
- && !match_byte(0x99) && !match_byte(0x9a) && !match_byte(0x9b))
- match_byte_assert(0x9c);
- match_byte_assert(7);
- match_byte_assert(0);
- match_byte_assert(0);
+ printf("<epoch2>%d</epoch2>\n", get_u32());
if (match_byte('.'))
{
match_byte_assert(0);
}
- pos += 8;
- match_byte_assert(1);
+ printf ("small: %g\n", get_double());
+ match_byte_assert(1);
if (outer_end - pos > 6)
{
/* There might be a pair of strings representing a dataset and
printf("<datafile>%s</datafile>\n", get_string());
match_u32_assert(0);
- get_u32();
+
+ time_t date = get_u32();
+ struct tm tm = *localtime(&date);
+ char s[128];
+ strftime(s, sizeof s, "%a, %d %b %Y %H:%M:%S %z", &tm);
+ printf("<date>%s</date>\n", s);
+
match_u32_assert(0);
}
}
else
match_u32_assert(0);
- match_byte_assert(0x2e);
+ match_byte_assert('.');
if (!match_byte(0))
match_byte_assert(1);
match_byte_assert(0);
/* Offset 27. */
+#if 1
pos++;
pos++;
pos++;
pos++;
+#else
+ printf("\nheader:");
+ for (int i = 0; i < 4; i++)
+ printf(" %02x", data[pos++]);
+ printf("\n");
+#endif
- /* Offset 31.
-
- This is the tableId, e.g. -4154297861994971133 would be 0xdca00003.
- We don't have enough context to validate it. */
- pos += 4;
-
- /* Offset 35. */
- pos += 4;
+ /* Offset 31. */
+ printf("<tableid>%lld</tableid>", get_u64());
dump_title ();
dump_fonts();