C++ (Cpp) STRCMP_UC_UC示例

示例#1

文件： pcre_get.c 项目： RobertAcksel/poco

PCRE_EXP_DEFN int PCRE_CALL_CONVENTION
pcre32_get_stringnumber(const pcre32 *code, PCRE_SPTR32 stringname)
#endif
{
int rc;
int entrysize;
int top, bot;
pcre_uchar *nametable;

#ifdef COMPILE_PCRE8
if ((rc = pcre_fullinfo(code, NULL, PCRE_INFO_NAMECOUNT, &top)) != 0)
  return rc;
if (top <= 0) return PCRE_ERROR_NOSUBSTRING;

if ((rc = pcre_fullinfo(code, NULL, PCRE_INFO_NAMEENTRYSIZE, &entrysize)) != 0)
  return rc;
if ((rc = pcre_fullinfo(code, NULL, PCRE_INFO_NAMETABLE, &nametable)) != 0)
  return rc;
#endif
#ifdef COMPILE_PCRE16
if ((rc = pcre16_fullinfo(code, NULL, PCRE_INFO_NAMECOUNT, &top)) != 0)
  return rc;
if (top <= 0) return PCRE_ERROR_NOSUBSTRING;

if ((rc = pcre16_fullinfo(code, NULL, PCRE_INFO_NAMEENTRYSIZE, &entrysize)) != 0)
  return rc;
if ((rc = pcre16_fullinfo(code, NULL, PCRE_INFO_NAMETABLE, &nametable)) != 0)
  return rc;
#endif
#ifdef COMPILE_PCRE32
if ((rc = pcre32_fullinfo(code, NULL, PCRE_INFO_NAMECOUNT, &top)) != 0)
  return rc;
if (top <= 0) return PCRE_ERROR_NOSUBSTRING;

if ((rc = pcre32_fullinfo(code, NULL, PCRE_INFO_NAMEENTRYSIZE, &entrysize)) != 0)
  return rc;
if ((rc = pcre32_fullinfo(code, NULL, PCRE_INFO_NAMETABLE, &nametable)) != 0)
  return rc;
#endif

bot = 0;
while (top > bot)
  {
  int mid = (top + bot) / 2;
  pcre_uchar *entry = nametable + entrysize*mid;
  int c = STRCMP_UC_UC((pcre_uchar *)stringname,
    (pcre_uchar *)(entry + IMM2_SIZE));
  if (c == 0) return GET2(entry, 0);
  if (c > 0) bot = mid + 1; else top = mid;
  }

return PCRE_ERROR_NOSUBSTRING;
}

示例#2

文件： pcre_get.c 项目： 3rdpaw/MdCharm

PCRE_EXP_DEFN int PCRE_CALL_CONVENTION
pcre16_get_stringtable_entries(const pcre16 *code, PCRE_SPTR16 stringname,
  PCRE_UCHAR16 **firstptr, PCRE_UCHAR16 **lastptr)
#endif
{
int rc;
int entrysize;
int top, bot;
pcre_uchar *nametable, *lastentry;

#ifdef COMPILE_PCRE8
if ((rc = pcre_fullinfo(code, NULL, PCRE_INFO_NAMECOUNT, &top)) != 0)
  return rc;
if (top <= 0) return PCRE_ERROR_NOSUBSTRING;

if ((rc = pcre_fullinfo(code, NULL, PCRE_INFO_NAMEENTRYSIZE, &entrysize)) != 0)
  return rc;
if ((rc = pcre_fullinfo(code, NULL, PCRE_INFO_NAMETABLE, &nametable)) != 0)
  return rc;
#endif
#ifdef COMPILE_PCRE16
if ((rc = pcre16_fullinfo(code, NULL, PCRE_INFO_NAMECOUNT, &top)) != 0)
  return rc;
if (top <= 0) return PCRE_ERROR_NOSUBSTRING;

if ((rc = pcre16_fullinfo(code, NULL, PCRE_INFO_NAMEENTRYSIZE, &entrysize)) != 0)
  return rc;
if ((rc = pcre16_fullinfo(code, NULL, PCRE_INFO_NAMETABLE, &nametable)) != 0)
  return rc;
#endif

lastentry = nametable + entrysize * (top - 1);
bot = 0;
while (top > bot)
  {
  int mid = (top + bot) / 2;
  pcre_uchar *entry = nametable + entrysize*mid;
  int c = STRCMP_UC_UC((pcre_uchar *)stringname,
    (pcre_uchar *)(entry + IMM2_SIZE));
  if (c == 0)
    {
    pcre_uchar *first = entry;
    pcre_uchar *last = entry;
    while (first > nametable)
      {
      if (STRCMP_UC_UC((pcre_uchar *)stringname,
        (pcre_uchar *)(first - entrysize + IMM2_SIZE)) != 0) break;
      first -= entrysize;
      }
    while (last < lastentry)
      {
      if (STRCMP_UC_UC((pcre_uchar *)stringname,
        (pcre_uchar *)(last + entrysize + IMM2_SIZE)) != 0) break;
      last += entrysize;
      }
#ifdef COMPILE_PCRE8
    *firstptr = (char *)first;
    *lastptr = (char *)last;
#else
    *firstptr = (PCRE_UCHAR16 *)first;
    *lastptr = (PCRE_UCHAR16 *)last;
#endif
    return entrysize;
    }
  if (c > 0) bot = mid + 1; else top = mid;
  }

return PCRE_ERROR_NOSUBSTRING;
}