diff options
author | Jo-Philipp Wich <jow@openwrt.org> | 2014-06-11 13:29:05 +0000 |
---|---|---|
committer | Jo-Philipp Wich <jow@openwrt.org> | 2014-06-11 13:29:05 +0000 |
commit | 7043c30e0e55bbbfacdddf97619b6bae96d20ddb (patch) | |
tree | ece3254350b3ba01ba3135caed2364cc7ca7804c /libs/web/src | |
parent | bbb44cf245c11bc0c1d59e836007c9e8c3bfa209 (diff) |
build: introduce luci-base
Merges libs/core, libs/ipkg, libs/web, libs/sys, libs/sgi-cgi, libs/sgi-uhttpd,
modules/admin-core, themes/base and protcols/core into modules/base and renames
luci-lib-core to luci-base.
Diffstat (limited to 'libs/web/src')
-rw-r--r-- | libs/web/src/po2lmo.c | 247 | ||||
-rw-r--r-- | libs/web/src/template_lmo.c | 328 | ||||
-rw-r--r-- | libs/web/src/template_lmo.h | 92 | ||||
-rw-r--r-- | libs/web/src/template_lualib.c | 163 | ||||
-rw-r--r-- | libs/web/src/template_lualib.h | 30 | ||||
-rw-r--r-- | libs/web/src/template_parser.c | 386 | ||||
-rw-r--r-- | libs/web/src/template_parser.h | 79 | ||||
-rw-r--r-- | libs/web/src/template_utils.c | 494 | ||||
-rw-r--r-- | libs/web/src/template_utils.h | 49 |
9 files changed, 0 insertions, 1868 deletions
diff --git a/libs/web/src/po2lmo.c b/libs/web/src/po2lmo.c deleted file mode 100644 index 0da792b680..0000000000 --- a/libs/web/src/po2lmo.c +++ /dev/null @@ -1,247 +0,0 @@ -/* - * lmo - Lua Machine Objects - PO to LMO conversion tool - * - * Copyright (C) 2009-2012 Jo-Philipp Wich <xm@subsignal.org> - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "template_lmo.h" - -static void die(const char *msg) -{ - fprintf(stderr, "Error: %s\n", msg); - exit(1); -} - -static void usage(const char *name) -{ - fprintf(stderr, "Usage: %s input.po output.lmo\n", name); - exit(1); -} - -static void print(const void *ptr, size_t size, size_t nmemb, FILE *stream) -{ - if( fwrite(ptr, size, nmemb, stream) == 0 ) - die("Failed to write stdout"); -} - -static int extract_string(const char *src, char *dest, int len) -{ - int pos = 0; - int esc = 0; - int off = -1; - - for( pos = 0; (pos < strlen(src)) && (pos < len); pos++ ) - { - if( (off == -1) && (src[pos] == '"') ) - { - off = pos + 1; - } - else if( off >= 0 ) - { - if( esc == 1 ) - { - switch (src[pos]) - { - case '"': - case '\\': - off++; - break; - } - dest[pos-off] = src[pos]; - esc = 0; - } - else if( src[pos] == '\\' ) - { - dest[pos-off] = src[pos]; - esc = 1; - } - else if( src[pos] != '"' ) - { - dest[pos-off] = src[pos]; - } - else - { - dest[pos-off] = '\0'; - break; - } - } - } - - return (off > -1) ? strlen(dest) : -1; -} - -static int cmp_index(const void *a, const void *b) -{ - uint32_t x = ((const lmo_entry_t *)a)->key_id; - uint32_t y = ((const lmo_entry_t *)b)->key_id; - - if (x < y) - return -1; - else if (x > y) - return 1; - - return 0; -} - -static void print_uint32(uint32_t x, FILE *out) -{ - uint32_t y = htonl(x); - print(&y, sizeof(uint32_t), 1, out); -} - -static void print_index(void *array, int n, FILE *out) -{ - lmo_entry_t *e; - - qsort(array, n, sizeof(*e), cmp_index); - - for (e = array; n > 0; n--, e++) - { - print_uint32(e->key_id, out); - print_uint32(e->val_id, out); - print_uint32(e->offset, out); - print_uint32(e->length, out); - } -} - -int main(int argc, char *argv[]) -{ - char line[4096]; - char key[4096]; - char val[4096]; - char tmp[4096]; - int state = 0; - int offset = 0; - int length = 0; - int n_entries = 0; - void *array = NULL; - lmo_entry_t *entry = NULL; - uint32_t key_id, val_id; - - FILE *in; - FILE *out; - - if( (argc != 3) || ((in = fopen(argv[1], "r")) == NULL) || ((out = fopen(argv[2], "w")) == NULL) ) - usage(argv[0]); - - memset(line, 0, sizeof(key)); - memset(key, 0, sizeof(val)); - memset(val, 0, sizeof(val)); - - while( (NULL != fgets(line, sizeof(line), in)) || (state >= 2 && feof(in)) ) - { - if( state == 0 && strstr(line, "msgid \"") == line ) - { - switch(extract_string(line, key, sizeof(key))) - { - case -1: - die("Syntax error in msgid"); - case 0: - state = 1; - break; - default: - state = 2; - } - } - else if( state == 1 || state == 2 ) - { - if( strstr(line, "msgstr \"") == line || state == 2 ) - { - switch(extract_string(line, val, sizeof(val))) - { - case -1: - state = 4; - break; - default: - state = 3; - } - } - else - { - switch(extract_string(line, tmp, sizeof(tmp))) - { - case -1: - state = 2; - break; - default: - strcat(key, tmp); - } - } - } - else if( state == 3 ) - { - switch(extract_string(line, tmp, sizeof(tmp))) - { - case -1: - state = 4; - break; - default: - strcat(val, tmp); - } - } - - if( state == 4 ) - { - if( strlen(key) > 0 && strlen(val) > 0 ) - { - key_id = sfh_hash(key, strlen(key)); - val_id = sfh_hash(val, strlen(val)); - - if( key_id != val_id ) - { - n_entries++; - array = realloc(array, n_entries * sizeof(lmo_entry_t)); - entry = (lmo_entry_t *)array + n_entries - 1; - - if (!array) - die("Out of memory"); - - entry->key_id = key_id; - entry->val_id = val_id; - entry->offset = offset; - entry->length = strlen(val); - - length = strlen(val) + ((4 - (strlen(val) % 4)) % 4); - - print(val, length, 1, out); - offset += length; - } - } - - state = 0; - memset(key, 0, sizeof(key)); - memset(val, 0, sizeof(val)); - } - - memset(line, 0, sizeof(line)); - } - - print_index(array, n_entries, out); - - if( offset > 0 ) - { - print_uint32(offset, out); - fsync(fileno(out)); - fclose(out); - } - else - { - fclose(out); - unlink(argv[2]); - } - - fclose(in); - return(0); -} diff --git a/libs/web/src/template_lmo.c b/libs/web/src/template_lmo.c deleted file mode 100644 index 27205a7228..0000000000 --- a/libs/web/src/template_lmo.c +++ /dev/null @@ -1,328 +0,0 @@ -/* - * lmo - Lua Machine Objects - Base functions - * - * Copyright (C) 2009-2010 Jo-Philipp Wich <xm@subsignal.org> - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "template_lmo.h" - -/* - * Hash function from http://www.azillionmonkeys.com/qed/hash.html - * Copyright (C) 2004-2008 by Paul Hsieh - */ - -uint32_t sfh_hash(const char *data, int len) -{ - uint32_t hash = len, tmp; - int rem; - - if (len <= 0 || data == NULL) return 0; - - rem = len & 3; - len >>= 2; - - /* Main loop */ - for (;len > 0; len--) { - hash += sfh_get16(data); - tmp = (sfh_get16(data+2) << 11) ^ hash; - hash = (hash << 16) ^ tmp; - data += 2*sizeof(uint16_t); - hash += hash >> 11; - } - - /* Handle end cases */ - switch (rem) { - case 3: hash += sfh_get16(data); - hash ^= hash << 16; - hash ^= data[sizeof(uint16_t)] << 18; - hash += hash >> 11; - break; - case 2: hash += sfh_get16(data); - hash ^= hash << 11; - hash += hash >> 17; - break; - case 1: hash += *data; - hash ^= hash << 10; - hash += hash >> 1; - } - - /* Force "avalanching" of final 127 bits */ - hash ^= hash << 3; - hash += hash >> 5; - hash ^= hash << 4; - hash += hash >> 17; - hash ^= hash << 25; - hash += hash >> 6; - - return hash; -} - -uint32_t lmo_canon_hash(const char *str, int len) -{ - char res[4096]; - char *ptr, prev; - int off; - - if (!str || len >= sizeof(res)) - return 0; - - for (prev = ' ', ptr = res, off = 0; off < len; prev = *str, off++, str++) - { - if (isspace(*str)) - { - if (!isspace(prev)) - *ptr++ = ' '; - } - else - { - *ptr++ = *str; - } - } - - if ((ptr > res) && isspace(*(ptr-1))) - ptr--; - - return sfh_hash(res, ptr - res); -} - -lmo_archive_t * lmo_open(const char *file) -{ - int in = -1; - uint32_t idx_offset = 0; - struct stat s; - - lmo_archive_t *ar = NULL; - - if (stat(file, &s) == -1) - goto err; - - if ((in = open(file, O_RDONLY)) == -1) - goto err; - - if ((ar = (lmo_archive_t *)malloc(sizeof(*ar))) != NULL) - { - memset(ar, 0, sizeof(*ar)); - - ar->fd = in; - ar->size = s.st_size; - - fcntl(ar->fd, F_SETFD, fcntl(ar->fd, F_GETFD) | FD_CLOEXEC); - - if ((ar->mmap = mmap(NULL, ar->size, PROT_READ, MAP_SHARED, ar->fd, 0)) == MAP_FAILED) - goto err; - - idx_offset = ntohl(*((const uint32_t *) - (ar->mmap + ar->size - sizeof(uint32_t)))); - - if (idx_offset >= ar->size) - goto err; - - ar->index = (lmo_entry_t *)(ar->mmap + idx_offset); - ar->length = (ar->size - idx_offset - sizeof(uint32_t)) / sizeof(lmo_entry_t); - ar->end = ar->mmap + ar->size; - - return ar; - } - -err: - if (in > -1) - close(in); - - if (ar != NULL) - { - if ((ar->mmap != NULL) && (ar->mmap != MAP_FAILED)) - munmap(ar->mmap, ar->size); - - free(ar); - } - - return NULL; -} - -void lmo_close(lmo_archive_t *ar) -{ - if (ar != NULL) - { - if ((ar->mmap != NULL) && (ar->mmap != MAP_FAILED)) - munmap(ar->mmap, ar->size); - - close(ar->fd); - free(ar); - - ar = NULL; - } -} - - -lmo_catalog_t *_lmo_catalogs = NULL; -lmo_catalog_t *_lmo_active_catalog = NULL; - -int lmo_load_catalog(const char *lang, const char *dir) -{ - DIR *dh = NULL; - char pattern[16]; - char path[PATH_MAX]; - struct dirent *de = NULL; - - lmo_archive_t *ar = NULL; - lmo_catalog_t *cat = NULL; - - if (!lmo_change_catalog(lang)) - return 0; - - if (!dir || !(dh = opendir(dir))) - goto err; - - if (!(cat = malloc(sizeof(*cat)))) - goto err; - - memset(cat, 0, sizeof(*cat)); - - snprintf(cat->lang, sizeof(cat->lang), "%s", lang); - snprintf(pattern, sizeof(pattern), "*.%s.lmo", lang); - - while ((de = readdir(dh)) != NULL) - { - if (!fnmatch(pattern, de->d_name, 0)) - { - snprintf(path, sizeof(path), "%s/%s", dir, de->d_name); - ar = lmo_open(path); - - if (ar) - { - ar->next = cat->archives; - cat->archives = ar; - } - } - } - - closedir(dh); - - cat->next = _lmo_catalogs; - _lmo_catalogs = cat; - - if (!_lmo_active_catalog) - _lmo_active_catalog = cat; - - return 0; - -err: - if (dh) closedir(dh); - if (cat) free(cat); - - return -1; -} - -int lmo_change_catalog(const char *lang) -{ - lmo_catalog_t *cat; - - for (cat = _lmo_catalogs; cat; cat = cat->next) - { - if (!strncmp(cat->lang, lang, sizeof(cat->lang))) - { - _lmo_active_catalog = cat; - return 0; - } - } - - return -1; -} - -static lmo_entry_t * lmo_find_entry(lmo_archive_t *ar, uint32_t hash) -{ - unsigned int m, l, r; - uint32_t k; - - l = 0; - r = ar->length - 1; - - while (1) - { - m = l + ((r - l) / 2); - - if (r < l) - break; - - k = ntohl(ar->index[m].key_id); - - if (k == hash) - return &ar->index[m]; - - if (k > hash) - { - if (!m) - break; - - r = m - 1; - } - else - { - l = m + 1; - } - } - - return NULL; -} - -int lmo_translate(const char *key, int keylen, char **out, int *outlen) -{ - uint32_t hash; - lmo_entry_t *e; - lmo_archive_t *ar; - - if (!key || !_lmo_active_catalog) - return -2; - - hash = lmo_canon_hash(key, keylen); - - for (ar = _lmo_active_catalog->archives; ar; ar = ar->next) - { - if ((e = lmo_find_entry(ar, hash)) != NULL) - { - *out = ar->mmap + ntohl(e->offset); - *outlen = ntohl(e->length); - return 0; - } - } - - return -1; -} - -void lmo_close_catalog(const char *lang) -{ - lmo_archive_t *ar, *next; - lmo_catalog_t *cat, *prev; - - for (prev = NULL, cat = _lmo_catalogs; cat; prev = cat, cat = cat->next) - { - if (!strncmp(cat->lang, lang, sizeof(cat->lang))) - { - if (prev) - prev->next = cat->next; - else - _lmo_catalogs = cat->next; - - for (ar = cat->archives; ar; ar = next) - { - next = ar->next; - lmo_close(ar); - } - - free(cat); - break; - } - } -} diff --git a/libs/web/src/template_lmo.h b/libs/web/src/template_lmo.h deleted file mode 100644 index 57f59aa56b..0000000000 --- a/libs/web/src/template_lmo.h +++ /dev/null @@ -1,92 +0,0 @@ -/* - * lmo - Lua Machine Objects - General header - * - * Copyright (C) 2009-2012 Jo-Philipp Wich <xm@subsignal.org> - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef _TEMPLATE_LMO_H_ -#define _TEMPLATE_LMO_H_ - -#include <stdlib.h> -#include <stdio.h> -#include <stdint.h> -#include <string.h> -#include <fcntl.h> -#include <sys/stat.h> -#include <sys/mman.h> -#include <arpa/inet.h> -#include <unistd.h> -#include <errno.h> -#include <fnmatch.h> -#include <dirent.h> -#include <ctype.h> -#include <limits.h> - -#if (defined(__GNUC__) && defined(__i386__)) -#define sfh_get16(d) (*((const uint16_t *) (d))) -#else -#define sfh_get16(d) ((((uint32_t)(((const uint8_t *)(d))[1])) << 8)\ - +(uint32_t)(((const uint8_t *)(d))[0]) ) -#endif - - -struct lmo_entry { - uint32_t key_id; - uint32_t val_id; - uint32_t offset; - uint32_t length; -} __attribute__((packed)); - -typedef struct lmo_entry lmo_entry_t; - - -struct lmo_archive { - int fd; - int length; - uint32_t size; - lmo_entry_t *index; - char *mmap; - char *end; - struct lmo_archive *next; -}; - -typedef struct lmo_archive lmo_archive_t; - - -struct lmo_catalog { - char lang[6]; - struct lmo_archive *archives; - struct lmo_catalog *next; -}; - -typedef struct lmo_catalog lmo_catalog_t; - - -uint32_t sfh_hash(const char *data, int len); -uint32_t lmo_canon_hash(const char *data, int len); - -lmo_archive_t * lmo_open(const char *file); -void lmo_close(lmo_archive_t *ar); - - -extern lmo_catalog_t *_lmo_catalogs; -extern lmo_catalog_t *_lmo_active_catalog; - -int lmo_load_catalog(const char *lang, const char *dir); -int lmo_change_catalog(const char *lang); -int lmo_translate(const char *key, int keylen, char **out, int *outlen); -void lmo_close_catalog(const char *lang); - -#endif diff --git a/libs/web/src/template_lualib.c b/libs/web/src/template_lualib.c deleted file mode 100644 index 0d43641041..0000000000 --- a/libs/web/src/template_lualib.c +++ /dev/null @@ -1,163 +0,0 @@ -/* - * LuCI Template - Lua binding - * - * Copyright (C) 2009 Jo-Philipp Wich <xm@subsignal.org> - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "template_lualib.h" - -int template_L_parse(lua_State *L) -{ - const char *file = luaL_checkstring(L, 1); - struct template_parser *parser = template_open(file); - int lua_status, rv; - - if (!parser) - { - lua_pushnil(L); - lua_pushinteger(L, errno); - lua_pushstring(L, strerror(errno)); - return 3; - } - - lua_status = lua_load(L, template_reader, parser, file); - - if (lua_status == 0) - rv = 1; - else - rv = template_error(L, parser); - - template_close(parser); - - return rv; -} - -int template_L_utf8(lua_State *L) -{ - size_t len = 0; - const char *str = luaL_checklstring(L, 1, &len); - char *res = utf8(str, len); - - if (res != NULL) - { - lua_pushstring(L, res); - free(res); - - return 1; - } - - return 0; -} - -int template_L_pcdata(lua_State *L) -{ - size_t len = 0; - const char *str = luaL_checklstring(L, 1, &len); - char *res = pcdata(str, len); - - if (res != NULL) - { - lua_pushstring(L, res); - free(res); - - return 1; - } - - return 0; -} - -int template_L_striptags(lua_State *L) -{ - size_t len = 0; - const char *str = luaL_checklstring(L, 1, &len); - char *res = striptags(str, len); - - if (res != NULL) - { - lua_pushstring(L, res); - free(res); - - return 1; - } - - return 0; -} - -static int template_L_load_catalog(lua_State *L) { - const char *lang = luaL_optstring(L, 1, "en"); - const char *dir = luaL_optstring(L, 2, NULL); - lua_pushboolean(L, !lmo_load_catalog(lang, dir)); - return 1; -} - -static int template_L_close_catalog(lua_State *L) { - const char *lang = luaL_optstring(L, 1, "en"); - lmo_close_catalog(lang); - return 0; -} - -static int template_L_change_catalog(lua_State *L) { - const char *lang = luaL_optstring(L, 1, "en"); - lua_pushboolean(L, !lmo_change_catalog(lang)); - return 1; -} - -static int template_L_translate(lua_State *L) { - size_t len; - char *tr; - int trlen; - const char *key = luaL_checklstring(L, 1, &len); - - switch (lmo_translate(key, len, &tr, &trlen)) - { - case 0: - lua_pushlstring(L, tr, trlen); - return 1; - - case -1: - return 0; - } - - lua_pushnil(L); - lua_pushstring(L, "no catalog loaded"); - return 2; -} - -static int template_L_hash(lua_State *L) { - size_t len; - const char *key = luaL_checklstring(L, 1, &len); - lua_pushinteger(L, sfh_hash(key, len)); - return 1; -} - - -/* module table */ -static const luaL_reg R[] = { - { "parse", template_L_parse }, - { "utf8", template_L_utf8 }, - { "pcdata", template_L_pcdata }, - { "striptags", template_L_striptags }, - { "load_catalog", template_L_load_catalog }, - { "close_catalog", template_L_close_catalog }, - { "change_catalog", template_L_change_catalog }, - { "translate", template_L_translate }, - { "hash", template_L_hash }, - { NULL, NULL } -}; - -LUALIB_API int luaopen_luci_template_parser(lua_State *L) { - luaL_register(L, TEMPLATE_LUALIB_META, R); - return 1; -} diff --git a/libs/web/src/template_lualib.h b/libs/web/src/template_lualib.h deleted file mode 100644 index 1b659be126..0000000000 --- a/libs/web/src/template_lualib.h +++ /dev/null @@ -1,30 +0,0 @@ -/* - * LuCI Template - Lua library header - * - * Copyright (C) 2009 Jo-Philipp Wich <xm@subsignal.org> - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef _TEMPLATE_LUALIB_H_ -#define _TEMPLATE_LUALIB_H_ - -#include "template_parser.h" -#include "template_utils.h" -#include "template_lmo.h" - -#define TEMPLATE_LUALIB_META "template.parser" - -LUALIB_API int luaopen_luci_template_parser(lua_State *L); - -#endif diff --git a/libs/web/src/template_parser.c b/libs/web/src/template_parser.c deleted file mode 100644 index 6054451315..0000000000 --- a/libs/web/src/template_parser.c +++ /dev/null @@ -1,386 +0,0 @@ -/* - * LuCI Template - Parser implementation - * - * Copyright (C) 2009-2012 Jo-Philipp Wich <xm@subsignal.org> - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "template_parser.h" -#include "template_utils.h" -#include "template_lmo.h" - - -/* leading and trailing code for different types */ -const char *gen_code[9][2] = { - { NULL, NULL }, - { "write(\"", "\")" }, - { NULL, NULL }, - { "write(tostring(", " or \"\"))" }, - { "include(\"", "\")" }, - { "write(\"", "\")" }, - { "write(\"", "\")" }, - { NULL, " " }, - { NULL, NULL }, -}; - -/* Simple strstr() like function that takes len arguments for both haystack and needle. */ -static char *strfind(char *haystack, int hslen, const char *needle, int ndlen) -{ - int match = 0; - int i, j; - - for( i = 0; i < hslen; i++ ) - { - if( haystack[i] == needle[0] ) - { - match = ((ndlen == 1) || ((i + ndlen) <= hslen)); - - for( j = 1; (j < ndlen) && ((i + j) < hslen); j++ ) - { - if( haystack[i+j] != needle[j] ) - { - match = 0; - break; - } - } - - if( match ) - return &haystack[i]; - } - } - - return NULL; -} - -struct template_parser * template_open(const char *file) -{ - struct stat s; - static struct template_parser *parser; - - if (!(parser = malloc(sizeof(*parser)))) - goto err; - - memset(parser, 0, sizeof(*parser)); - parser->fd = -1; - parser->file = file; - - if (stat(file, &s)) - goto err; - - if ((parser->fd = open(file, O_RDONLY)) < 0) - goto err; - - parser->size = s.st_size; - parser->mmap = mmap(NULL, parser->size, PROT_READ, MAP_PRIVATE, - parser->fd, 0); - - if (parser->mmap != MAP_FAILED) - { - parser->off = parser->mmap; - parser->cur_chunk.type = T_TYPE_INIT; - parser->cur_chunk.s = parser->mmap; - parser->cur_chunk.e = parser->mmap; - - return parser; - } - -err: - template_close(parser); - return NULL; -} - -void template_close(struct template_parser *parser) -{ - if (!parser) - return; - - if (parser->gc != NULL) - free(parser->gc); - - if ((parser->mmap != NULL) && (parser->mmap != MAP_FAILED)) - munmap(parser->mmap, parser->size); - - if (parser->fd >= 0) - close(parser->fd); - - free(parser); -} - -void template_text(struct template_parser *parser, const char *e) -{ - const char *s = parser->off; - - if (s < (parser->mmap + parser->size)) - { - if (parser->strip_after) - { - while ((s <= e) && isspace(*s)) - s++; - } - - parser->cur_chunk.type = T_TYPE_TEXT; - } - else - { - parser->cur_chunk.type = T_TYPE_EOF; - } - - parser->cur_chunk.line = parser->line; - parser->cur_chunk.s = s; - parser->cur_chunk.e = e; -} - -void template_code(struct template_parser *parser, const char *e) -{ - const char *s = parser->off; - - parser->strip_before = 0; - parser->strip_after = 0; - - if (*s == '-') - { - parser->strip_before = 1; - for (s++; (s <= e) && (*s == ' ' || *s == '\t'); s++); - } - - if (*(e-1) == '-') - { - parser->strip_after = 1; - for (e--; (e >= s) && (*e == ' ' || *e == '\t'); e--); - } - - switch (*s) - { - /* comment */ - case '#': - s++; - parser->cur_chunk.type = T_TYPE_COMMENT; - break; - - /* include */ - case '+': - s++; - parser->cur_chunk.type = T_TYPE_INCLUDE; - break; - - /* translate */ - case ':': - s++; - parser->cur_chunk.type = T_TYPE_I18N; - break; - - /* translate raw */ - case '_': - s++; - parser->cur_chunk.type = T_TYPE_I18N_RAW; - break; - - /* expr */ - case '=': - s++; - parser->cur_chunk.type = T_TYPE_EXPR; - break; - - /* code */ - default: - parser->cur_chunk.type = T_TYPE_CODE; - break; - } - - parser->cur_chunk.line = parser->line; - parser->cur_chunk.s = s; - parser->cur_chunk.e = e; -} - -static const char * -template_format_chunk(struct template_parser *parser, size_t *sz) -{ - const char *s, *p; - const char *head, *tail; - struct template_chunk *c = &parser->prv_chunk; - struct template_buffer *buf; - - *sz = 0; - s = parser->gc = NULL; - - if (parser->strip_before && c->type == T_TYPE_TEXT) - { - while ((c->e > c->s) && isspace(*(c->e - 1))) - c->e--; - } - - /* empty chunk */ - if (c->s == c->e) - { - if (c->type == T_TYPE_EOF) - { - *sz = 0; - s = NULL; - } - else - { - *sz = 1; - s = " "; - } - } - - /* format chunk */ - else if ((buf = buf_init(c->e - c->s)) != NULL) - { - if ((head = gen_code[c->type][0]) != NULL) - buf_append(buf, head, strlen(head)); - - switch (c->type) - { - case T_TYPE_TEXT: - luastr_escape(buf, c->s, c->e - c->s, 0); - break; - - case T_TYPE_EXPR: - buf_append(buf, c->s, c->e - c->s); - for (p = c->s; p < c->e; p++) - parser->line += (*p == '\n'); - break; - - case T_TYPE_INCLUDE: - luastr_escape(buf, c->s, c->e - c->s, 0); - break; - - case T_TYPE_I18N: - luastr_translate(buf, c->s, c->e - c->s, 1); - break; - - case T_TYPE_I18N_RAW: - luastr_translate(buf, c->s, c->e - c->s, 0); - break; - - case T_TYPE_CODE: - buf_append(buf, c->s, c->e - c->s); - for (p = c->s; p < c->e; p++) - parser->line += (*p == '\n'); - break; - } - - if ((tail = gen_code[c->type][1]) != NULL) - buf_append(buf, tail, strlen(tail)); - - *sz = buf_length(buf); - s = parser->gc = buf_destroy(buf); - - if (!*sz) - { - *sz = 1; - s = " "; - } - } - - return s; -} - -const char *template_reader(lua_State *L, void *ud, size_t *sz) -{ - struct template_parser *parser = ud; - int rem = parser->size - (parser->off - parser->mmap); - char *tag; - - parser->prv_chunk = parser->cur_chunk; - - /* free previous string */ - if (parser->gc) - { - free(parser->gc); - parser->gc = NULL; - } - - /* before tag */ - if (!parser->in_expr) - { - if ((tag = strfind(parser->off, rem, "<%", 2)) != NULL) - { - template_text(parser, tag); - parser->off = tag + 2; - parser->in_expr = 1; - } - else - { - template_text(parser, parser->mmap + parser->size); - parser->off = parser->mmap + parser->size; - } - } - - /* inside tag */ - else - { - if ((tag = strfind(parser->off, rem, "%>", 2)) != NULL) - { - template_code(parser, tag); - parser->off = tag + 2; - parser->in_expr = 0; - } - else - { - /* unexpected EOF */ - template_code(parser, parser->mmap + parser->size); - - *sz = 1; - return "\033"; - } - } - - return template_format_chunk(parser, sz); -} - -int template_error(lua_State *L, struct template_parser *parser) -{ - const char *err = luaL_checkstring(L, -1); - const char *off = parser->prv_chunk.s; - const char *ptr; - char msg[1024]; - int line = 0; - int chunkline = 0; - - if ((ptr = strfind((char *)err, strlen(err), "]:", 2)) != NULL) - { - chunkline = atoi(ptr + 2) - parser->prv_chunk.line; - - while (*ptr) - { - if (*ptr++ == ' ') - { - err = ptr; - break; - } - } - } - - if (strfind((char *)err, strlen(err), "'char(27)'", 10) != NULL) - { - off = parser->mmap + parser->size; - err = "'%>' expected before end of file"; - chunkline = 0; - } - - for (ptr = parser->mmap; ptr < off; ptr++) - if (*ptr == '\n') - line++; - - snprintf(msg, sizeof(msg), "Syntax error in %s:%d: %s", - parser->file, line + chunkline, err ? err : "(unknown error)"); - - lua_pushnil(L); - lua_pushinteger(L, line + chunkline); - lua_pushstring(L, msg); - - return 3; -} diff --git a/libs/web/src/template_parser.h b/libs/web/src/template_parser.h deleted file mode 100644 index d1c606272e..0000000000 --- a/libs/web/src/template_parser.h +++ /dev/null @@ -1,79 +0,0 @@ -/* - * LuCI Template - Parser header - * - * Copyright (C) 2009 Jo-Philipp Wich <xm@subsignal.org> - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef _TEMPLATE_PARSER_H_ -#define _TEMPLATE_PARSER_H_ - -#include <stdlib.h> -#include <stdio.h> -#include <stdint.h> -#include <unistd.h> -#include <fcntl.h> -#include <sys/stat.h> -#include <sys/mman.h> -#include <string.h> -#include <ctype.h> -#include <errno.h> - -#include <lua.h> -#include <lualib.h> -#include <lauxlib.h> - - -/* code types */ -#define T_TYPE_INIT 0 -#define T_TYPE_TEXT 1 -#define T_TYPE_COMMENT 2 -#define T_TYPE_EXPR 3 -#define T_TYPE_INCLUDE 4 -#define T_TYPE_I18N 5 -#define T_TYPE_I18N_RAW 6 -#define T_TYPE_CODE 7 -#define T_TYPE_EOF 8 - - -struct template_chunk { - const char *s; - const char *e; - int type; - int line; -}; - -/* parser state */ -struct template_parser { - int fd; - uint32_t size; - char *mmap; - char *off; - char *gc; - int line; - int in_expr; - int strip_before; - int strip_after; - struct template_chunk prv_chunk; - struct template_chunk cur_chunk; - const char *file; -}; - -struct template_parser * template_open(const char *file); -void template_close(struct template_parser *parser); - -const char *template_reader(lua_State *L, void *ud, size_t *sz); -int template_error(lua_State *L, struct template_parser *parser); - -#endif diff --git a/libs/web/src/template_utils.c b/libs/web/src/template_utils.c deleted file mode 100644 index 80542bd4f3..0000000000 --- a/libs/web/src/template_utils.c +++ /dev/null @@ -1,494 +0,0 @@ -/* - * LuCI Template - Utility functions - * - * Copyright (C) 2010 Jo-Philipp Wich <xm@subsignal.org> - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "template_utils.h" -#include "template_lmo.h" - -/* initialize a buffer object */ -struct template_buffer * buf_init(int size) -{ - struct template_buffer *buf; - - if (size <= 0) - size = 1024; - - buf = (struct template_buffer *)malloc(sizeof(struct template_buffer)); - - if (buf != NULL) - { - buf->fill = 0; - buf->size = size; - buf->data = malloc(buf->size); - - if (buf->data != NULL) - { - buf->dptr = buf->data; - buf->data[0] = 0; - - return buf; - } - - free(buf); - } - - return NULL; -} - -/* grow buffer */ -int buf_grow(struct template_buffer *buf, int size) -{ - unsigned int off = (buf->dptr - buf->data); - char *data; - - if (size <= 0) - size = 1024; - - data = realloc(buf->data, buf->size + size); - - if (data != NULL) - { - buf->data = data; - buf->dptr = data + off; - buf->size += size; - - return buf->size; - } - - return 0; -} - -/* put one char into buffer object */ -int buf_putchar(struct template_buffer *buf, char c) -{ - if( ((buf->fill + 1) >= buf->size) && !buf_grow(buf, 0) ) - return 0; - - *(buf->dptr++) = c; - *(buf->dptr) = 0; - - buf->fill++; - return 1; -} - -/* append data to buffer */ -int buf_append(struct template_buffer *buf, const char *s, int len) -{ - if ((buf->fill + len + 1) >= buf->size) - { - if (!buf_grow(buf, len + 1)) - return 0; - } - - memcpy(buf->dptr, s, len); - buf->fill += len; - buf->dptr += len; - - *(buf->dptr) = 0; - - return len; -} - -/* read buffer length */ -int buf_length(struct template_buffer *buf) -{ - return buf->fill; -} - -/* destroy buffer object and return pointer to data */ -char * buf_destroy(struct template_buffer *buf) -{ - char *data = buf->data; - - free(buf); - return data; -} - - -/* calculate the number of expected continuation chars */ -static inline int mb_num_chars(unsigned char c) -{ - if ((c & 0xE0) == 0xC0) - return 2; - else if ((c & 0xF0) == 0xE0) - return 3; - else if ((c & 0xF8) == 0xF0) - return 4; - else if ((c & 0xFC) == 0xF8) - return 5; - else if ((c & 0xFE) == 0xFC) - return 6; - - return 1; -} - -/* test whether the given byte is a valid continuation char */ -static inline int mb_is_cont(unsigned char c) -{ - return ((c >= 0x80) && (c <= 0xBF)); -} - -/* test whether the byte sequence at the given pointer with the given - * length is the shortest possible representation of the code point */ -static inline int mb_is_shortest(unsigned char *s, int n) -{ - switch (n) - { - case 2: - /* 1100000x (10xxxxxx) */ - return !(((*s >> 1) == 0x60) && - ((*(s+1) >> 6) == 0x02)); - - case 3: - /* 11100000 100xxxxx (10xxxxxx) */ - return !((*s == 0xE0) && - ((*(s+1) >> 5) == 0x04) && - ((*(s+2) >> 6) == 0x02)); - - case 4: - /* 11110000 1000xxxx (10xxxxxx 10xxxxxx) */ - return !((*s == 0xF0) && - ((*(s+1) >> 4) == 0x08) && - ((*(s+2) >> 6) == 0x02) && - ((*(s+3) >> 6) == 0x02)); - - case 5: - /* 11111000 10000xxx (10xxxxxx 10xxxxxx 10xxxxxx) */ - return !((*s == 0xF8) && - ((*(s+1) >> 3) == 0x10) && - ((*(s+2) >> 6) == 0x02) && - ((*(s+3) >> 6) == 0x02) && - ((*(s+4) >> 6) == 0x02)); - - case 6: - /* 11111100 100000xx (10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx) */ - return !((*s == 0xF8) && - ((*(s+1) >> 2) == 0x20) && - ((*(s+2) >> 6) == 0x02) && - ((*(s+3) >> 6) == 0x02) && - ((*(s+4) >> 6) == 0x02) && - ((*(s+5) >> 6) == 0x02)); - } - - return 1; -} - -/* test whether the byte sequence at the given pointer with the given - * length is an UTF-16 surrogate */ -static inline int mb_is_surrogate(unsigned char *s, int n) -{ - return ((n == 3) && (*s == 0xED) && (*(s+1) >= 0xA0) && (*(s+1) <= 0xBF)); -} - -/* test whether the byte sequence at the given pointer with the given - * length is an illegal UTF-8 code point */ -static inline int mb_is_illegal(unsigned char *s, int n) -{ - return ((n == 3) && (*s == 0xEF) && (*(s+1) == 0xBF) && - (*(s+2) >= 0xBE) && (*(s+2) <= 0xBF)); -} - - -/* scan given source string, validate UTF-8 sequence and store result - * in given buffer object */ -static int _validate_utf8(unsigned char **s, int l, struct template_buffer *buf) -{ - unsigned char *ptr = *s; - unsigned int o = 0, v, n; - - /* ascii byte without null */ - if ((*(ptr+0) >= 0x01) && (*(ptr+0) <= 0x7F)) - { - if (!buf_putchar(buf, *ptr++)) - return 0; - - o = 1; - } - - /* multi byte sequence */ - else if ((n = mb_num_chars(*ptr)) > 1) - { - /* count valid chars */ - for (v = 1; (v <= n) && ((o+v) < l) && mb_is_cont(*(ptr+v)); v++); - - switch (n) - { - case 6: - case 5: - /* five and six byte sequences are always invalid */ - if (!buf_putchar(buf, '?')) - return 0; - - break; - - default: - /* if the number of valid continuation bytes matches the - * expected number and if the sequence is legal, copy - * the bytes to the destination buffer */ - if ((v == n) && mb_is_shortest(ptr, n) && - !mb_is_surrogate(ptr, n) && !mb_is_illegal(ptr, n)) - { - /* copy sequence */ - if (!buf_append(buf, (char *)ptr, n)) - return 0; - } - - /* the found sequence is illegal, skip it */ - else - { - /* invalid sequence */ - if (!buf_putchar(buf, '?')) - return 0; - } - - break; - } - - /* advance beyound the last found valid continuation char */ - o = v; - ptr += v; - } - - /* invalid byte (0x00) */ - else - { - if (!buf_putchar(buf, '?')) /* or 0xEF, 0xBF, 0xBD */ - return 0; - - o = 1; - ptr++; - } - - *s = ptr; - return o; -} - -/* sanitize given string and replace all invalid UTF-8 sequences with "?" */ -char * utf8(const char *s, unsigned int l) -{ - struct template_buffer *buf = buf_init(l); - unsigned char *ptr = (unsigned char *)s; - unsigned int v, o; - - if (!buf) - return NULL; - - for (o = 0; o < l; o++) - { - /* ascii char */ - if ((*ptr >= 0x01) && (*ptr <= 0x7F)) - { - if (!buf_putchar(buf, (char)*ptr++)) - break; - } - - /* invalid byte or multi byte sequence */ - else - { - if (!(v = _validate_utf8(&ptr, l - o, buf))) - break; - - o += (v - 1); - } - } - - return buf_destroy(buf); -} - -/* Sanitize given string and strip all invalid XML bytes - * Validate UTF-8 sequences - * Escape XML control chars */ -char * pcdata(const char *s, unsigned int l) -{ - struct template_buffer *buf = buf_init(l); - unsigned char *ptr = (unsigned char *)s; - unsigned int o, v; - char esq[8]; - int esl; - - if (!buf) - return NULL; - - for (o = 0; o < l; o++) - { - /* Invalid XML bytes */ - if (((*ptr >= 0x00) && (*ptr <= 0x08)) || - ((*ptr >= 0x0B) && (*ptr <= 0x0C)) || - ((*ptr >= 0x0E) && (*ptr <= 0x1F)) || - (*ptr == 0x7F)) - { - ptr++; - } - - /* Escapes */ - else if ((*ptr == 0x26) || - (*ptr == 0x27) || - (*ptr == 0x22) || - (*ptr == 0x3C) || - (*ptr == 0x3E)) - { - esl = snprintf(esq, sizeof(esq), "&#%i;", *ptr); - - if (!buf_append(buf, esq, esl)) - break; - - ptr++; - } - - /* ascii char */ - else if (*ptr <= 0x7F) - { - buf_putchar(buf, (char)*ptr++); - } - - /* multi byte sequence */ - else - { - if (!(v = _validate_utf8(&ptr, l - o, buf))) - break; - - o += (v - 1); - } - } - - return buf_destroy(buf); -} - -char * striptags(const char *s, unsigned int l) -{ - struct template_buffer *buf = buf_init(l); - unsigned char *ptr = (unsigned char *)s; - unsigned char *end = ptr + l; - unsigned char *tag; - unsigned char prev; - char esq[8]; - int esl; - - for (prev = ' '; ptr < end; ptr++) - { - if ((*ptr == '<') && ((ptr + 2) < end) && - ((*(ptr + 1) == '/') || isalpha(*(ptr + 1)))) - { - for (tag = ptr; tag < end; tag++) - { - if (*tag == '>') - { - if (!isspace(prev)) - buf_putchar(buf, ' '); - - ptr = tag; - prev = ' '; - break; - } - } - } - else if (isspace(*ptr)) - { - if (!isspace(prev)) - buf_putchar(buf, *ptr); - - prev = *ptr; - } - else - { - switch(*ptr) - { - case '"': - case '\'': - case '<': - case '>': - case '&': - esl = snprintf(esq, sizeof(esq), "&#%i;", *ptr); - buf_append(buf, esq, esl); - break; - - default: - buf_putchar(buf, *ptr); - break; - } - - prev = *ptr; - } - } - - return buf_destroy(buf); -} - -void luastr_escape(struct template_buffer *out, const char *s, unsigned int l, - int escape_xml) -{ - int esl; - char esq[8]; - char *ptr; - - for (ptr = (char *)s; ptr < (s + l); ptr++) - { - switch (*ptr) - { - case '\\': - buf_append(out, "\\\\", 2); - break; - - case '"': - if (escape_xml) - buf_append(out, """, 5); - else - buf_append(out, "\\\"", 2); - break; - - case '\n': - buf_append(out, "\\n", 2); - break; - - case '\'': - case '&': - case '<': - case '>': - if (escape_xml) - { - esl = snprintf(esq, sizeof(esq), "&#%i;", *ptr); - buf_append(out, esq, esl); - break; - } - - default: - buf_putchar(out, *ptr); - } - } -} - -void luastr_translate(struct template_buffer *out, const char *s, unsigned int l, - int escape_xml) -{ - char *tr; - int trlen; - - switch (lmo_translate(s, l, &tr, &trlen)) - { - case 0: - luastr_escape(out, tr, trlen, escape_xml); - break; - - case -1: - luastr_escape(out, s, l, escape_xml); - break; - - default: - /* no catalog loaded */ - break; - } -} diff --git a/libs/web/src/template_utils.h b/libs/web/src/template_utils.h deleted file mode 100644 index c54af757c5..0000000000 --- a/libs/web/src/template_utils.h +++ /dev/null @@ -1,49 +0,0 @@ -/* - * LuCI Template - Utility header - * - * Copyright (C) 2010-2012 Jo-Philipp Wich <xm@subsignal.org> - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef _TEMPLATE_UTILS_H_ -#define _TEMPLATE_UTILS_H_ - -#include <stdlib.h> -#include <stdio.h> -#include <string.h> - - -/* buffer object */ -struct template_buffer { - char *data; - char *dptr; - unsigned int size; - unsigned int fill; -}; - -struct template_buffer * buf_init(int size); -int buf_grow(struct template_buffer *buf, int size); -int buf_putchar(struct template_buffer *buf, char c); -int buf_append(struct template_buffer *buf, const char *s, int len); -int buf_length(struct template_buffer *buf); -char * buf_destroy(struct template_buffer *buf); - -char * utf8(const char *s, unsigned int l); -char * pcdata(const char *s, unsigned int l); -char * striptags(const char *s, unsigned int l); - -void luastr_escape(struct template_buffer *out, const char *s, unsigned int l, int escape_xml); -void luastr_translate(struct template_buffer *out, const char *s, unsigned int l, int escape_xml); - -#endif |