diff options
Diffstat (limited to 'modules/luci-base/src/po2lmo.c')
| -rw-r--r-- | modules/luci-base/src/po2lmo.c | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/modules/luci-base/src/po2lmo.c b/modules/luci-base/src/po2lmo.c new file mode 100644 index 000000000..0da792b68 --- /dev/null +++ b/modules/luci-base/src/po2lmo.c @@ -0,0 +1,247 @@ +/* + * 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); +} |