diff options
Diffstat (limited to 'lib/util')
| -rw-r--r-- | lib/util/charset/iconv.c | 78 | ||||
| -rw-r--r-- | lib/util/charset/wscript_build | 20 |
2 files changed, 64 insertions, 34 deletions
diff --git a/lib/util/charset/iconv.c b/lib/util/charset/iconv.c index f63c4e6028..fd8b8ae8ee 100644 --- a/lib/util/charset/iconv.c +++ b/lib/util/charset/iconv.c @@ -244,7 +244,7 @@ static int smb_iconv_t_destructor(smb_iconv_t hwd) } _PUBLIC_ smb_iconv_t smb_iconv_open_ex(TALLOC_CTX *mem_ctx, const char *tocode, - const char *fromcode, bool native_iconv) + const char *fromcode, bool allow_native_iconv) { smb_iconv_t ret; const struct charset_functions *from=NULL, *to=NULL; @@ -268,6 +268,7 @@ _PUBLIC_ smb_iconv_t smb_iconv_open_ex(TALLOC_CTX *mem_ctx, const char *tocode, return ret; } + /* check if we have a builtin function for this conversion */ for (i=0;i<ARRAY_SIZE(builtin_functions);i++) { if (strcasecmp(fromcode, builtin_functions[i].name) == 0) { from = &builtin_functions[i]; @@ -277,43 +278,68 @@ _PUBLIC_ smb_iconv_t smb_iconv_open_ex(TALLOC_CTX *mem_ctx, const char *tocode, } } - if (from == NULL) { - for (from=charsets; from; from=from->next) { - if (strcasecmp(from->name, fromcode) == 0) break; - } - } - - if (to == NULL) { - for (to=charsets; to; to=to->next) { - if (strcasecmp(to->name, tocode) == 0) break; - } - } - #ifdef HAVE_NATIVE_ICONV - if ((!from || !to) && !native_iconv) { - goto failed; - } - if (!from) { - ret->pull = sys_iconv; + /* the from and to varaibles indicate a samba module or + * internal conversion, ret->pull and ret->push are + * initialised only in this block for iconv based + * conversions */ + + if (allow_native_iconv && from == NULL) { ret->cd_pull = iconv_open("UTF-16LE", fromcode); if (ret->cd_pull == (iconv_t)-1) ret->cd_pull = iconv_open("UCS-2LE", fromcode); - if (ret->cd_pull == (iconv_t)-1) goto failed; + if (ret->cd_pull != (iconv_t)-1) { + ret->pull = sys_iconv; + } } - - if (!to) { - ret->push = sys_iconv; + + if (allow_native_iconv && to == NULL) { ret->cd_push = iconv_open(tocode, "UTF-16LE"); if (ret->cd_push == (iconv_t)-1) ret->cd_push = iconv_open(tocode, "UCS-2LE"); - if (ret->cd_push == (iconv_t)-1) goto failed; + if (ret->cd_push != (iconv_t)-1) { + ret->push = sys_iconv; + } } -#else - if (!from || !to) { - goto failed; +#endif + + /* If iconv was unable to provide the conversion, or if use of + * it was disabled, and it wasn't a builtin charset, try a + * module */ + if (ret->pull == NULL && from == NULL) { + from = find_charset_functions(fromcode); + } + + if (ret->push == NULL && to == NULL) { + to = find_charset_functions(tocode); + } + + /* In the WAF builds, all charset modules are linked in at compile + * time, as we have shared libs. Using run-time loading as well will + * cause dependency loops. For the autoconf build, try loading from a module */ +#ifndef _SAMBA_WAF_BUILD_ + /* check if there is a module available that can do this conversion */ + if (from == NULL && ret->pull == NULL && NT_STATUS_IS_OK(smb_probe_module("charset", fromcode))) { + if (!(from = find_charset_functions(fromcode))) { + DEBUG(0, ("Module %s doesn't provide charset %s!\n", fromcode, fromcode)); + } + } + + if (to == NULL && ret->push == NULL && NT_STATUS_IS_OK(smb_probe_module("charset", tocode))) { + if (!(to = find_charset_functions(tocode))) { + DEBUG(0, ("Module %s doesn't provide charset %s!\n", tocode, tocode)); + } } #endif + if (ret->pull == NULL && from == NULL) { + goto failed; + } + + if (ret->push == NULL && to == NULL) { + goto failed; + } + /* check for conversion to/from ucs2 */ if (is_utf16(fromcode) && to) { ret->direct = to->push; diff --git a/lib/util/charset/wscript_build b/lib/util/charset/wscript_build index 7a9918046d..d659c7a450 100644 --- a/lib/util/charset/wscript_build +++ b/lib/util/charset/wscript_build @@ -10,35 +10,39 @@ bld.SAMBA_SUBSYSTEM('charset', deps='DYNCONFIG ICONV_WRAPPER', public_deps='talloc') +# In the WAF builds, all charset modules are linked in at compile +# time, as we have shared libs. Using run-time loading as well will +# cause dependency loops + bld.SAMBA_MODULE('charset_weird', subsystem='charset', source='weird.c', - init_function='', + init_function='charset_weird_init', deps='samba-util', - internal_module=bld.SAMBA3_IS_STATIC_MODULE('charset_weird'), + internal_module=True, enabled=bld.SAMBA3_IS_ENABLED_MODULE('charset_weird')) bld.SAMBA_MODULE('charset_CP850', subsystem='charset', source='CP850.c', - init_function='', + init_function='charset_CP850_init', deps='samba-util', - internal_module=bld.SAMBA3_IS_STATIC_MODULE('charset_CP850'), + internal_module=True, enabled=bld.SAMBA3_IS_ENABLED_MODULE('charset_CP850')) bld.SAMBA_MODULE('charset_CP437', subsystem='charset', source='CP437.c', - init_function='', + init_function='charset_CP437_init', deps='samba-util', - internal_module=bld.SAMBA3_IS_STATIC_MODULE('charset_CP437'), + internal_module=True, enabled=bld.SAMBA3_IS_ENABLED_MODULE('charset_CP437')) bld.SAMBA_MODULE('charset_macosxfs', subsystem='charset', source='charset_macosxfs.c', - init_function='', - internal_module=bld.SAMBA3_IS_STATIC_MODULE('charset_macosxfs'), + init_function='charset_macosxfs_init', + internal_module=True, enabled=bld.SAMBA3_IS_ENABLED_MODULE('charset_macosxfs')) |