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Nominatim/nominatim/import.c

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/*
*/
#include <stdlib.h>
#include <string.h>
#include <libpq-fe.h>
#include <libxml/xmlstring.h>
#include <libxml/xmlreader.h>
#include <libxml/hash.h>
#include "nominatim.h"
#include "import.h"
#include "input.h"
typedef enum { FILETYPE_NONE, FILETYPE_STRUCTUREDV0P1 } filetypes_t;
typedef enum { FILEMODE_NONE, FILEMODE_ADD, FILEMODE_UPDATE, FILEMODE_DELETE } filemodes_t;
#define MAX_FEATUREADDRESS 500
#define MAX_FEATURENAMES 1000
#define MAX_FEATUREEXTRATAGS 100
#define MAX_FEATURENAMESTRING 100000
#define MAX_FEATUREEXTRATAGSTRING 50000
struct feature_address {
int place_id;
int rankAddress;
char isAddress[2];
xmlChar * type;
xmlChar * id;
xmlChar * key;
xmlChar * value;
xmlChar * distance;
};
struct feature_tag {
xmlChar * type;
xmlChar * value;
};
struct feature {
int placeID;
xmlChar * type;
xmlChar * id;
xmlChar * key;
xmlChar * value;
xmlChar * rankAddress;
xmlChar * rankSearch;
xmlChar * countryCode;
xmlChar * adminLevel;
xmlChar * houseNumber;
xmlChar * geometry;
} feature;
int fileType = FILETYPE_NONE;
int fileMode = FILEMODE_ADD;
PGconn * conn;
struct feature_address featureAddress[MAX_FEATUREADDRESS];
struct feature_tag featureName[MAX_FEATURENAMES];
struct feature_tag featureExtraTag[MAX_FEATUREEXTRATAGS];
struct feature feature;
int featureAddressLines = 0;
int featureNameLines = 0;
int featureExtraTagLines = 0;
int featureCount = 0;
xmlHashTablePtr partionTableTagsHash;
char featureNameString[MAX_FEATURENAMESTRING];
char featureExtraTagString[MAX_FEATUREEXTRATAGSTRING];
void StartElement(xmlTextReaderPtr reader, const xmlChar *name)
{
char * value;
float version;
int isAddressLine;
if (fileType == FILETYPE_NONE)
{
// Potential to handle other file types in the future / versions
if (xmlStrEqual(name, BAD_CAST "osmStructured"))
{
value = (char*)xmlTextReaderGetAttribute(reader, BAD_CAST "version");
version = strtof(value, NULL);
xmlFree(value);
if (version == (float)0.1)
{
fileType = FILETYPE_STRUCTUREDV0P1;
fileMode = FILEMODE_ADD;
}
else
{
fprintf( stderr, "Unknown osmStructured version %f\n", version );
exit_nicely();
}
}
else
{
fprintf( stderr, "Unknown XML document type: %s\n", name );
exit_nicely();
}
return;
}
if (xmlStrEqual(name, BAD_CAST "add"))
{
fileMode = FILEMODE_ADD;
return;
}
if (xmlStrEqual(name, BAD_CAST "update"))
{
fileMode = FILEMODE_UPDATE;
return;
}
if (xmlStrEqual(name, BAD_CAST "delete"))
{
fileMode = FILEMODE_DELETE;
return;
}
if (fileMode == FILEMODE_NONE)
{
fprintf( stderr, "Unknown import mode in: %s\n", name );
exit_nicely();
}
if (xmlStrEqual(name, BAD_CAST "feature"))
{
feature.type = xmlTextReaderGetAttribute(reader, BAD_CAST "type");
feature.id = xmlTextReaderGetAttribute(reader, BAD_CAST "id");
feature.key = xmlTextReaderGetAttribute(reader, BAD_CAST "key");
feature.value = xmlTextReaderGetAttribute(reader, BAD_CAST "value");
feature.rankAddress = xmlTextReaderGetAttribute(reader, BAD_CAST "rank");
feature.rankSearch = xmlTextReaderGetAttribute(reader, BAD_CAST "importance");
feature.countryCode = NULL;
feature.adminLevel = NULL;
feature.houseNumber = NULL;
feature.geometry = NULL;
featureAddressLines = 0;
featureNameLines = 0;
return;
}
if (xmlStrEqual(name, BAD_CAST "names")) return;
if (xmlStrEqual(name, BAD_CAST "name"))
{
featureName[featureNameLines].type = xmlTextReaderGetAttribute(reader, BAD_CAST "type");
featureName[featureNameLines].value = xmlTextReaderReadString(reader);
featureNameLines++;
if (featureNameLines >= MAX_FEATURENAMES)
{
fprintf( stderr, "Too many name elements\n");
exit_nicely();
}
return;
}
if (xmlStrEqual(name, BAD_CAST "tags")) return;
if (xmlStrEqual(name, BAD_CAST "tag"))
{
featureExtraTag[featureExtraTagLines].type = xmlTextReaderGetAttribute(reader, BAD_CAST "type");
featureExtraTag[featureExtraTagLines].value = xmlTextReaderReadString(reader);
featureExtraTagLines++;
if (featureExtraTagLines >= MAX_FEATUREEXTRATAGS)
{
fprintf( stderr, "Too many extra tag elements\n");
exit_nicely();
}
return;
}
if (xmlStrEqual(name, BAD_CAST "osmGeometry"))
{
feature.geometry = xmlTextReaderReadString(reader);
return;
}
if (xmlStrEqual(name, BAD_CAST "adminLevel"))
{
feature.adminLevel = xmlTextReaderReadString(reader);
return;
}
if (xmlStrEqual(name, BAD_CAST "countryCode"))
{
feature.countryCode = xmlTextReaderReadString(reader);
return;
}
if (xmlStrEqual(name, BAD_CAST "houseNumber"))
{
feature.houseNumber = xmlTextReaderReadString(reader);
return;
}
if (xmlStrEqual(name, BAD_CAST "address"))
{
featureAddressLines = 0;
return;
}
isAddressLine = 0;
if (xmlStrEqual(name, BAD_CAST "continent"))
{
isAddressLine = 1;
}
else if (xmlStrEqual(name, BAD_CAST "sea"))
{
isAddressLine = 1;
}
else if (xmlStrEqual(name, BAD_CAST "country"))
{
isAddressLine = 1;
}
else if (xmlStrEqual(name, BAD_CAST "state"))
{
isAddressLine = 1;
}
else if (xmlStrEqual(name, BAD_CAST "county"))
{
isAddressLine = 1;
}
else if (xmlStrEqual(name, BAD_CAST "city"))
{
isAddressLine = 1;
}
else if (xmlStrEqual(name, BAD_CAST "town"))
{
isAddressLine = 1;
}
else if (xmlStrEqual(name, BAD_CAST "village"))
{
isAddressLine = 1;
}
else if (xmlStrEqual(name, BAD_CAST "unknown"))
{
isAddressLine = 1;
}
else if (xmlStrEqual(name, BAD_CAST "suburb"))
{
isAddressLine = 1;
}
else if (xmlStrEqual(name, BAD_CAST "postcode"))
{
isAddressLine = 1;
}
else if (xmlStrEqual(name, BAD_CAST "neighborhood"))
{
isAddressLine = 1;
}
else if (xmlStrEqual(name, BAD_CAST "street"))
{
isAddressLine = 1;
}
else if (xmlStrEqual(name, BAD_CAST "access"))
{
isAddressLine = 1;
}
else if (xmlStrEqual(name, BAD_CAST "building"))
{
isAddressLine = 1;
}
else if (xmlStrEqual(name, BAD_CAST "other"))
{
isAddressLine = 1;
}
if (isAddressLine)
{
value = (char*)xmlTextReaderGetAttribute(reader, BAD_CAST "rank");
if (!value)
{
fprintf( stderr, "Address element missing rank\n");
exit_nicely();
}
featureAddress[featureAddressLines].rankAddress = atoi(value);
xmlFree(value);
value = (char*)xmlTextReaderGetAttribute(reader, BAD_CAST "isaddress");
if (!value)
{
fprintf( stderr, "Address element missing rank\n");
exit_nicely();
}
if (*value == 't') strcpy(featureAddress[featureAddressLines].isAddress, "t");
else strcpy(featureAddress[featureAddressLines].isAddress, "f");
xmlFree(value);
featureAddress[featureAddressLines].type = xmlTextReaderGetAttribute(reader, BAD_CAST "type");
featureAddress[featureAddressLines].id = xmlTextReaderGetAttribute(reader, BAD_CAST "id");
featureAddress[featureAddressLines].key = xmlTextReaderGetAttribute(reader, BAD_CAST "key");
featureAddress[featureAddressLines].value = xmlTextReaderGetAttribute(reader, BAD_CAST "value");
featureAddress[featureAddressLines].distance = xmlTextReaderGetAttribute(reader, BAD_CAST "distance");
featureAddressLines++;
if (featureAddressLines >= MAX_FEATUREADDRESS)
{
fprintf( stderr, "Too many address elements\n");
exit_nicely();
}
return;
}
fprintf(stderr, "%s: Unknown element name: %s\n", __FUNCTION__, name);
}
void EndElement(xmlTextReaderPtr reader, const xmlChar *name)
{
PGresult * res;
PGresult * resPlaceID;
const char * paramValues[11];
char * place_id;
char * partionQueryName;
int i, namePos, lineTypeLen, lineValueLen;
if (xmlStrEqual(name, BAD_CAST "feature"))
{
featureCount++;
if (featureCount % 1000 == 0) printf("feature %i(k)\n", featureCount/1000);
if (fileMode == FILEMODE_ADD)
{
resPlaceID = PQexecPrepared(conn, "get_new_place_id", 0, NULL, NULL, NULL, 0);
if (PQresultStatus(resPlaceID) != PGRES_TUPLES_OK)
{
fprintf(stderr, "get_place_id: INSERT failed: %s", PQerrorMessage(conn));
PQclear(resPlaceID);
exit(EXIT_FAILURE);
}
}
else
{
paramValues[0] = (const char *)feature.type;
paramValues[1] = (const char *)feature.id;
paramValues[2] = (const char *)feature.key;
paramValues[3] = (const char *)feature.value;
resPlaceID = PQexecPrepared(conn, "get_new_place_id", 4, paramValues, NULL, NULL, 0);
if (PQresultStatus(resPlaceID) != PGRES_TUPLES_OK)
{
fprintf(stderr, "index_placex: INSERT failed: %s", PQerrorMessage(conn));
PQclear(resPlaceID);
exit(EXIT_FAILURE);
}
}
place_id = PQgetvalue(resPlaceID, 0, 0);
if (fileMode == FILEMODE_UPDATE || fileMode == FILEMODE_DELETE)
{
paramValues[0] = (const char *)place_id;
res = PQexecPrepared(conn, "placex_delete", 1, paramValues, NULL, NULL, 0);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "placex_delete: DELETE failed: %s", PQerrorMessage(conn));
PQclear(res);
exit(EXIT_FAILURE);
}
PQclear(res);
res = PQexecPrepared(conn, "search_name_delete", 1, paramValues, NULL, NULL, 0);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "search_name_delete: DELETE failed: %s", PQerrorMessage(conn));
PQclear(res);
exit(EXIT_FAILURE);
}
PQclear(res);
res = PQexecPrepared(conn, "place_addressline_delete", 1, paramValues, NULL, NULL, 0);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "place_addressline_delete: DELETE failed: %s", PQerrorMessage(conn));
PQclear(res);
exit(EXIT_FAILURE);
}
PQclear(res);
}
if (fileMode == FILEMODE_UPDATE || fileMode == FILEMODE_ADD)
{
// Insert into placex
paramValues[0] = (const char *)place_id;
paramValues[1] = (const char *)feature.type;
paramValues[2] = (const char *)feature.id;
paramValues[3] = (const char *)feature.key;
paramValues[4] = (const char *)feature.value;
featureNameString[0] = 0;
if (featureNameLines)
{
namePos = 0;
lineTypeLen = 0;
lineValueLen = 0;
for(i = 0; i < featureNameLines; i++)
{
lineTypeLen = strlen(BAD_CAST featureName[i].type);
lineValueLen = strlen(BAD_CAST featureName[i].value);
if (namePos+lineTypeLen+lineValueLen+7 > MAX_FEATURENAMESTRING)
{
fprintf(stderr, "feature name too long: %s", (const char *)featureName[i].value);
break;
}
if (namePos) strcpy(featureNameString+(namePos++), ",");
strcpy(featureNameString+(namePos++), "\"");
strcpy(featureNameString+namePos, BAD_CAST featureName[i].type);
namePos += lineTypeLen;
strcpy(featureNameString+namePos, "\"=>\"");
namePos += 4;
strcpy(featureNameString+namePos, BAD_CAST featureName[i].value);
namePos += lineValueLen;
strcpy(featureNameString+(namePos++), "\"");
}
}
paramValues[5] = (const char *)featureNameString;
featureExtraTagString[0] = 0;
if (featureExtraTagLines)
{
namePos = 0;
lineTypeLen = 0;
lineValueLen = 0;
for(i = 0; i < featureExtraTagLines; i++)
{
lineTypeLen = strlen(BAD_CAST featureExtraTag[i].type);
lineValueLen = strlen(BAD_CAST featureExtraTag[i].value);
if (namePos+lineTypeLen+lineValueLen+7 > MAX_FEATUREEXTRATAGSTRING)
{
fprintf(stderr, "feature extra tag too long: %s", (const char *)featureExtraTag[i].value);
break;
}
if (namePos) strcpy(featureExtraTagString+(namePos++),",");
strcpy(featureExtraTagString+(namePos++), "\"");
strcpy(featureExtraTagString+namePos, BAD_CAST featureExtraTag[i].type);
namePos += lineTypeLen;
strcpy(featureExtraTagString+namePos, "\"=>\"");
namePos += 4;
strcpy(featureExtraTagString+namePos, BAD_CAST featureExtraTag[i].value);
namePos += lineValueLen;
strcpy(featureExtraTagString+(namePos++), "\"");
}
}
paramValues[6] = (const char *)featureExtraTagString;
paramValues[7] = (const char *)feature.adminLevel;
paramValues[8] = (const char *)feature.houseNumber;
paramValues[9] = (const char *)feature.rankAddress;
paramValues[10] = (const char *)feature.rankSearch;
paramValues[11] = (const char *)feature.geometry;
res = PQexecPrepared(conn, "placex_insert", 12, paramValues, NULL, NULL, 0);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "index_placex: INSERT failed: %s", PQerrorMessage(conn));
PQclear(res);
exit(EXIT_FAILURE);
}
PQclear(res);
for(i = 0; i < featureAddressLines; i++)
{
// insert into place_address
paramValues[0] = (const char *)place_id;
paramValues[1] = (const char *)featureAddress[i].distance;
paramValues[2] = (const char *)featureAddress[i].type;
paramValues[3] = (const char *)featureAddress[i].id;
paramValues[4] = (const char *)featureAddress[i].key;
paramValues[5] = (const char *)featureAddress[i].value;
paramValues[6] = (const char *)featureAddress[i].isAddress;
res = PQexecPrepared(conn, "place_addressline_insert", 7, paramValues, NULL, NULL, 0);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "place_addressline_insert: INSERT failed: %s", PQerrorMessage(conn));
PQclear(res);
exit(EXIT_FAILURE);
}
PQclear(res);
xmlFree(featureAddress[i].type);
xmlFree(featureAddress[i].id);
xmlFree(featureAddress[i].key);
xmlFree(featureAddress[i].value);
xmlFree(featureAddress[i].distance);
}
if (featureNameLines)
{
paramValues[0] = (const char *)place_id;
res = PQexecPrepared(conn, "search_name_insert", 1, paramValues, NULL, NULL, 0);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "search_name_insert: INSERT failed: %s", PQerrorMessage(conn));
PQclear(res);
exit(EXIT_FAILURE);
}
PQclear(res);
}
partionQueryName = xmlHashLookup2(partionTableTagsHash, feature.key, feature.value);
if (partionQueryName)
{
// insert into partition table
paramValues[0] = (const char *)place_id;
paramValues[1] = (const char *)feature.geometry;
res = PQexecPrepared(conn, partionQueryName, 2, paramValues, NULL, NULL, 0);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "%s: INSERT failed: %s", partionQueryName, PQerrorMessage(conn));
PQclear(res);
exit(EXIT_FAILURE);
}
PQclear(res);
}
}
else
{
for(i = 0; i < featureAddressLines; i++)
{
xmlFree(featureAddress[i].type);
xmlFree(featureAddress[i].id);
xmlFree(featureAddress[i].key);
xmlFree(featureAddress[i].value);
xmlFree(featureAddress[i].distance);
}
}
xmlFree(feature.type);
xmlFree(feature.id);
xmlFree(feature.key);
xmlFree(feature.value);
xmlFree(feature.rankAddress);
xmlFree(feature.rankSearch);
// if (feature.name) xmlFree(feature.name);
if (feature.countryCode) xmlFree(feature.countryCode);
if (feature.adminLevel) xmlFree(feature.adminLevel);
if (feature.houseNumber) xmlFree(feature.houseNumber);
if (feature.geometry) xmlFree(feature.geometry);
PQclear(resPlaceID);
}
}
static void processNode(xmlTextReaderPtr reader)
{
xmlChar *name;
name = xmlTextReaderName(reader);
if (name == NULL)
{
name = xmlStrdup(BAD_CAST "--");
}
switch(xmlTextReaderNodeType(reader))
{
case XML_READER_TYPE_ELEMENT:
StartElement(reader, name);
if (xmlTextReaderIsEmptyElement(reader))
EndElement(reader, name); /* No end_element for self closing tags! */
break;
case XML_READER_TYPE_END_ELEMENT:
EndElement(reader, name);
break;
case XML_READER_TYPE_TEXT:
case XML_READER_TYPE_CDATA:
case XML_READER_TYPE_SIGNIFICANT_WHITESPACE:
/* Ignore */
break;
default:
fprintf(stderr, "Unknown node type %d\n", xmlTextReaderNodeType(reader));
break;
}
xmlFree(name);
}
int nominatim_import(const char *conninfo, const char *partionTagsFilename, const char *filename)
{
xmlTextReaderPtr reader;
int ret = 0;
PGresult * res;
FILE * partionTagsFile;
char * partionQueryName;
char partionQuerySQL[1024];
conn = PQconnectdb(conninfo);
if (PQstatus(conn) != CONNECTION_OK)
{
fprintf(stderr, "Connection to database failed: %s\n", PQerrorMessage(conn));
exit(EXIT_FAILURE);
}
partionTableTagsHash = xmlHashCreate(200);
partionTagsFile = fopen(partionTagsFilename, "rt");
if (!partionTagsFile)
{
fprintf(stderr, "Unable to read partition tags file: %s\n", partionTagsFilename);
exit(EXIT_FAILURE);
}
char buffer[1024], osmkey[256], osmvalue[256];
int fields;
while(fgets(buffer, sizeof(buffer), partionTagsFile) != NULL)
{
fields = sscanf( buffer, "%23s %63s", osmkey, osmvalue );
if( fields <= 0 ) continue;
if( fields != 2 )
{
fprintf( stderr, "Error partition file\n");
exit_nicely();
}
partionQueryName = malloc(strlen("partition_insert_")+strlen(osmkey)+strlen(osmvalue)+2);
strcpy(partionQueryName, "partition_insert_");
strcat(partionQueryName, osmkey);
strcat(partionQueryName, "_");
strcat(partionQueryName, osmvalue);
strcpy(partionQuerySQL, "insert into place_classtype_");
strcat(partionQuerySQL, osmkey);
strcat(partionQuerySQL, "_");
strcat(partionQuerySQL, osmvalue);
strcat(partionQuerySQL, " (place_id, centroid) values ($1, ST_Centroid(st_setsrid($2, 4326)))");
res = PQprepare(conn, partionQueryName, partionQuerySQL, 2, NULL);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "Failed to prepare %s: %s\n", partionQueryName, PQerrorMessage(conn));
exit(EXIT_FAILURE);
}
xmlHashAddEntry2(partionTableTagsHash, BAD_CAST osmkey, BAD_CAST osmvalue, BAD_CAST partionQueryName);
}
res = PQprepare(conn, "get_new_place_id",
"select nextval('seq_place')",
0, NULL);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "Failed to prepare get_new_place_id: %s\n", PQerrorMessage(conn));
exit(EXIT_FAILURE);
}
res = PQprepare(conn, "get_place_id",
"select place_id from placex where osm_type = $1 and osm_id = $2 and class = $3 and type = $4",
4, NULL);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "Failed to prepare get_place_id: %s\n", PQerrorMessage(conn));
exit(EXIT_FAILURE);
}
res = PQprepare(conn, "placex_insert",
"insert into placex (place_id,osm_type,osm_id,class,type,name,extratags,admin_level,housenumber,rank_address,rank_search,geometry) "
"values ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, st_setsrid($12, 4326))",
12, NULL);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "Failed to prepare placex_insert: %s\n", PQerrorMessage(conn));
exit(EXIT_FAILURE);
}
res = PQprepare(conn, "search_name_insert",
"insert into search_name (place_id, search_rank, address_rank, country_code, name_vector, nameaddress_vector, centroid) "
"select place_id, rank_address, rank_search, country_code, make_keywords(name), "
"(select uniq(sort(array_agg(name_vector))) from place_addressline join search_name on "
"(address_place_id = search_name.place_id) where place_addressline.place_id = $1 ), st_centroid(geometry) from placex "
"where place_id = $1",
1, NULL);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "Failed to prepare search_name_insert: %s\n", PQerrorMessage(conn));
exit(EXIT_FAILURE);
}
res = PQprepare(conn, "place_addressline_insert",
"insert into place_addressline (place_id, address_place_id, fromarea, isaddress, distance, cached_rank_address) "
"select $1, place_id, false, $7, $2, rank_address from placex where osm_type = $3 and osm_id = $4 and class = $5 and type = $6",
7, NULL);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "Failed to prepare place_addressline_insert: %s\n", PQerrorMessage(conn));
exit(EXIT_FAILURE);
}
res = PQprepare(conn, "placex_delete",
"delete from placex where place_id = $1",
1, NULL);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "Failed to prepare placex_delete: %s\n", PQerrorMessage(conn));
exit(EXIT_FAILURE);
}
res = PQprepare(conn, "search_name_delete",
"delete from search_name where place_id = $1",
1, NULL);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "Failed to prepare search_name_delete: %s\n", PQerrorMessage(conn));
exit(EXIT_FAILURE);
}
res = PQprepare(conn, "place_addressline_delete",
"delete from place_addressline where place_id = $1",
1, NULL);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "Failed to prepare place_addressline_delete: %s\n", PQerrorMessage(conn));
exit(EXIT_FAILURE);
}
featureCount = 0;
reader = inputUTF8(filename);
if (reader == NULL)
{
fprintf(stderr, "Unable to open %s\n", filename);
return 1;
}
ret = xmlTextReaderRead(reader);
while (ret == 1)
{
processNode(reader);
ret = xmlTextReaderRead(reader);
}
if (ret != 0) {
fprintf(stderr, "%s : failed to parse\n", filename);
return ret;
}
xmlFreeTextReader(reader);
xmlHashFree(partionTableTagsHash, NULL);
return 0;
}
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