diff options
Diffstat (limited to 'ext/pcre/pcrelib/pcre_get.c')
| -rw-r--r-- | ext/pcre/pcrelib/pcre_get.c | 196 |
1 files changed, 159 insertions, 37 deletions
diff --git a/ext/pcre/pcrelib/pcre_get.c b/ext/pcre/pcrelib/pcre_get.c index 92b3808820..61147efe8a 100644 --- a/ext/pcre/pcrelib/pcre_get.c +++ b/ext/pcre/pcrelib/pcre_get.c @@ -6,7 +6,7 @@ and semantics are as close as possible to those of the Perl 5 language. Written by Philip Hazel - Copyright (c) 1997-2008 University of Cambridge + Copyright (c) 1997-2012 University of Cambridge ----------------------------------------------------------------------------- Redistribution and use in source and binary forms, with or without @@ -63,14 +63,20 @@ Returns: the number of the named parentheses, or a negative number (PCRE_ERROR_NOSUBSTRING) if not found */ +#ifdef COMPILE_PCRE8 PCRE_EXP_DEFN int PCRE_CALL_CONVENTION pcre_get_stringnumber(const pcre *code, const char *stringname) +#else +PCRE_EXP_DEFN int PCRE_CALL_CONVENTION +pcre16_get_stringnumber(const pcre16 *code, PCRE_SPTR16 stringname) +#endif { int rc; int entrysize; int top, bot; -uschar *nametable; +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; @@ -79,14 +85,26 @@ 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 bot = 0; while (top > bot) { int mid = (top + bot) / 2; - uschar *entry = nametable + entrysize*mid; - int c = strcmp(stringname, (char *)(entry + 2)); - if (c == 0) return (entry[0] << 8) + entry[1]; + 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; } @@ -112,15 +130,22 @@ Returns: the length of each entry, or a negative number (PCRE_ERROR_NOSUBSTRING) if not found */ +#ifdef COMPILE_PCRE8 PCRE_EXP_DEFN int PCRE_CALL_CONVENTION pcre_get_stringtable_entries(const pcre *code, const char *stringname, char **firstptr, char **lastptr) +#else +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; -uschar *nametable, *lastentry; +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; @@ -129,30 +154,49 @@ 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; - uschar *entry = nametable + entrysize*mid; - int c = strcmp(stringname, (char *)(entry + 2)); + pcre_uchar *entry = nametable + entrysize*mid; + int c = STRCMP_UC_UC((pcre_uchar *)stringname, + (pcre_uchar *)(entry + IMM2_SIZE)); if (c == 0) { - uschar *first = entry; - uschar *last = entry; + pcre_uchar *first = entry; + pcre_uchar *last = entry; while (first > nametable) { - if (strcmp(stringname, (char *)(first - entrysize + 2)) != 0) break; + if (STRCMP_UC_UC((pcre_uchar *)stringname, + (pcre_uchar *)(first - entrysize + IMM2_SIZE)) != 0) break; first -= entrysize; } while (last < lastentry) { - if (strcmp(stringname, (char *)(last + entrysize + 2)) != 0) break; + 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; @@ -180,23 +224,39 @@ Returns: the number of the first that is set, or a negative number on error */ +#ifdef COMPILE_PCRE8 static int get_first_set(const pcre *code, const char *stringname, int *ovector) +#else +static int +get_first_set(const pcre16 *code, PCRE_SPTR16 stringname, int *ovector) +#endif { -const real_pcre *re = (const real_pcre *)code; +const REAL_PCRE *re = (const REAL_PCRE *)code; int entrysize; +pcre_uchar *entry; +#ifdef COMPILE_PCRE8 char *first, *last; -uschar *entry; +#else +PCRE_UCHAR16 *first, *last; +#endif + +#ifdef COMPILE_PCRE8 if ((re->options & PCRE_DUPNAMES) == 0 && (re->flags & PCRE_JCHANGED) == 0) return pcre_get_stringnumber(code, stringname); entrysize = pcre_get_stringtable_entries(code, stringname, &first, &last); +#else +if ((re->options & PCRE_DUPNAMES) == 0 && (re->flags & PCRE_JCHANGED) == 0) + return pcre16_get_stringnumber(code, stringname); +entrysize = pcre16_get_stringtable_entries(code, stringname, &first, &last); +#endif if (entrysize <= 0) return entrysize; -for (entry = (uschar *)first; entry <= (uschar *)last; entry += entrysize) +for (entry = (pcre_uchar *)first; entry <= (pcre_uchar *)last; entry += entrysize) { - int n = (entry[0] << 8) + entry[1]; + int n = GET2(entry, 0); if (ovector[n*2] >= 0) return n; } -return (first[0] << 8) + first[1]; +return GET2(entry, 0); } @@ -229,9 +289,15 @@ Returns: if successful: PCRE_ERROR_NOSUBSTRING (-7) no such captured substring */ +#ifdef COMPILE_PCRE8 PCRE_EXP_DEFN int PCRE_CALL_CONVENTION pcre_copy_substring(const char *subject, int *ovector, int stringcount, int stringnumber, char *buffer, int size) +#else +PCRE_EXP_DEFN int PCRE_CALL_CONVENTION +pcre16_copy_substring(PCRE_SPTR16 subject, int *ovector, int stringcount, + int stringnumber, PCRE_UCHAR16 *buffer, int size) +#endif { int yield; if (stringnumber < 0 || stringnumber >= stringcount) @@ -239,7 +305,7 @@ if (stringnumber < 0 || stringnumber >= stringcount) stringnumber *= 2; yield = ovector[stringnumber+1] - ovector[stringnumber]; if (size < yield + 1) return PCRE_ERROR_NOMEMORY; -memcpy(buffer, subject + ovector[stringnumber], yield); +memcpy(buffer, subject + ovector[stringnumber], IN_UCHARS(yield)); buffer[yield] = 0; return yield; } @@ -274,13 +340,25 @@ Returns: if successful: PCRE_ERROR_NOSUBSTRING (-7) no such captured substring */ +#ifdef COMPILE_PCRE8 +PCRE_EXP_DEFN int PCRE_CALL_CONVENTION +pcre_copy_named_substring(const pcre *code, const char *subject, + int *ovector, int stringcount, const char *stringname, + char *buffer, int size) +#else PCRE_EXP_DEFN int PCRE_CALL_CONVENTION -pcre_copy_named_substring(const pcre *code, const char *subject, int *ovector, - int stringcount, const char *stringname, char *buffer, int size) +pcre16_copy_named_substring(const pcre16 *code, PCRE_SPTR16 subject, + int *ovector, int stringcount, PCRE_SPTR16 stringname, + PCRE_UCHAR16 *buffer, int size) +#endif { int n = get_first_set(code, stringname, ovector); if (n <= 0) return n; +#ifdef COMPILE_PCRE8 return pcre_copy_substring(subject, ovector, stringcount, n, buffer, size); +#else +return pcre16_copy_substring(subject, ovector, stringcount, n, buffer, size); +#endif } @@ -306,29 +384,39 @@ Returns: if successful: 0 PCRE_ERROR_NOMEMORY (-6) failed to get store */ +#ifdef COMPILE_PCRE8 PCRE_EXP_DEFN int PCRE_CALL_CONVENTION pcre_get_substring_list(const char *subject, int *ovector, int stringcount, const char ***listptr) +#else +PCRE_EXP_DEFN int PCRE_CALL_CONVENTION +pcre16_get_substring_list(PCRE_SPTR16 subject, int *ovector, int stringcount, + PCRE_SPTR16 **listptr) +#endif { int i; -int size = sizeof(char *); +int size = sizeof(pcre_uchar *); int double_count = stringcount * 2; -char **stringlist; -char *p; +pcre_uchar **stringlist; +pcre_uchar *p; for (i = 0; i < double_count; i += 2) - size += sizeof(char *) + ovector[i+1] - ovector[i] + 1; + size += sizeof(pcre_uchar *) + IN_UCHARS(ovector[i+1] - ovector[i] + 1); -stringlist = (char **)(pcre_malloc)(size); +stringlist = (pcre_uchar **)(PUBL(malloc))(size); if (stringlist == NULL) return PCRE_ERROR_NOMEMORY; +#ifdef COMPILE_PCRE8 *listptr = (const char **)stringlist; -p = (char *)(stringlist + stringcount + 1); +#else +*listptr = (PCRE_SPTR16 *)stringlist; +#endif +p = (pcre_uchar *)(stringlist + stringcount + 1); for (i = 0; i < double_count; i += 2) { int len = ovector[i+1] - ovector[i]; - memcpy(p, subject + ovector[i], len); + memcpy(p, subject + ovector[i], IN_UCHARS(len)); *stringlist++ = p; p += len; *p++ = 0; @@ -345,16 +433,22 @@ return 0; *************************************************/ /* This function exists for the benefit of people calling PCRE from non-C -programs that can call its functions, but not free() or (pcre_free)() directly. +programs that can call its functions, but not free() or (PUBL(free))() +directly. Argument: the result of a previous pcre_get_substring_list() Returns: nothing */ +#ifdef COMPILE_PCRE8 PCRE_EXP_DEFN void PCRE_CALL_CONVENTION pcre_free_substring_list(const char **pointer) +#else +PCRE_EXP_DEFN void PCRE_CALL_CONVENTION +pcre16_free_substring_list(PCRE_SPTR16 *pointer) +#endif { -(pcre_free)((void *)pointer); +(PUBL(free))((void *)pointer); } @@ -384,21 +478,31 @@ Returns: if successful: PCRE_ERROR_NOSUBSTRING (-7) substring not present */ +#ifdef COMPILE_PCRE8 PCRE_EXP_DEFN int PCRE_CALL_CONVENTION pcre_get_substring(const char *subject, int *ovector, int stringcount, int stringnumber, const char **stringptr) +#else +PCRE_EXP_DEFN int PCRE_CALL_CONVENTION +pcre16_get_substring(PCRE_SPTR16 subject, int *ovector, int stringcount, + int stringnumber, PCRE_SPTR16 *stringptr) +#endif { int yield; -char *substring; +pcre_uchar *substring; if (stringnumber < 0 || stringnumber >= stringcount) return PCRE_ERROR_NOSUBSTRING; stringnumber *= 2; yield = ovector[stringnumber+1] - ovector[stringnumber]; -substring = (char *)(pcre_malloc)(yield + 1); +substring = (pcre_uchar *)(PUBL(malloc))(IN_UCHARS(yield + 1)); if (substring == NULL) return PCRE_ERROR_NOMEMORY; -memcpy(substring, subject + ovector[stringnumber], yield); +memcpy(substring, subject + ovector[stringnumber], IN_UCHARS(yield)); substring[yield] = 0; -*stringptr = substring; +#ifdef COMPILE_PCRE8 +*stringptr = (const char *)substring; +#else +*stringptr = (PCRE_SPTR16)substring; +#endif return yield; } @@ -431,13 +535,25 @@ Returns: if successful: PCRE_ERROR_NOSUBSTRING (-7) no such captured substring */ +#ifdef COMPILE_PCRE8 PCRE_EXP_DEFN int PCRE_CALL_CONVENTION -pcre_get_named_substring(const pcre *code, const char *subject, int *ovector, - int stringcount, const char *stringname, const char **stringptr) +pcre_get_named_substring(const pcre *code, const char *subject, + int *ovector, int stringcount, const char *stringname, + const char **stringptr) +#else +PCRE_EXP_DEFN int PCRE_CALL_CONVENTION +pcre16_get_named_substring(const pcre16 *code, PCRE_SPTR16 subject, + int *ovector, int stringcount, PCRE_SPTR16 stringname, + PCRE_SPTR16 *stringptr) +#endif { int n = get_first_set(code, stringname, ovector); if (n <= 0) return n; +#ifdef COMPILE_PCRE8 return pcre_get_substring(subject, ovector, stringcount, n, stringptr); +#else +return pcre16_get_substring(subject, ovector, stringcount, n, stringptr); +#endif } @@ -448,16 +564,22 @@ return pcre_get_substring(subject, ovector, stringcount, n, stringptr); *************************************************/ /* This function exists for the benefit of people calling PCRE from non-C -programs that can call its functions, but not free() or (pcre_free)() directly. +programs that can call its functions, but not free() or (PUBL(free))() +directly. Argument: the result of a previous pcre_get_substring() Returns: nothing */ +#ifdef COMPILE_PCRE8 PCRE_EXP_DEFN void PCRE_CALL_CONVENTION pcre_free_substring(const char *pointer) +#else +PCRE_EXP_DEFN void PCRE_CALL_CONVENTION +pcre16_free_substring(PCRE_SPTR16 pointer) +#endif { -(pcre_free)((void *)pointer); +(PUBL(free))((void *)pointer); } /* End of pcre_get.c */ |