tools.h

Tools project header file including macro definitions.

#ifndef _VANILLAPDF_TOOLS_H
#define _VANILLAPDF_TOOLS_H
 
#include "vanillapdf/c_vanillapdf_api.h"
 
#include <stdio.h>
#include <stdlib.h> 
#include <string.h>
#include <assert.h>
 
#if defined(DEBUG) && defined(COMPILER_MICROSOFT_VISUAL_STUDIO)
    #define _CRTDBG_MAP_ALLOC
    #include <crtdbg.h>
#endif /* DEBUG && COMPILER_MICROSOFT_VISUAL_STUDIO */
 
extern const int VANILLAPDF_TOOLS_ERROR_SUCCESS;
extern const int VANILLAPDF_TOOLS_ERROR_INVALID_PARAMETERS;
extern const int VANILLAPDF_TOOLS_ERROR_FAILURE;
 
int process_merge(int argc, char *argv[]);
int process_filter(int argc, char *argv[]);
int process_extract(int argc, char *argv[]);
int process_extract_object(int argc, char *argv[]);
int process_sign(int argc, char *argv[]);
int process_sign_custom(int argc, char *argv[]);
int process_encrypt(int argc, char* argv[]);
int process_decrypt(int argc, char *argv[]);
int process_write_custom(int argc, char *argv[]);
 
// Some parameters to functions are unused
#define UNUSED(x) (void)(x)
 
#define RETURN_ERROR_IF_NOT_SUCCESS(fn) \
do { \
    error_type __result__ = (fn); \
    if (VANILLAPDF_ERROR_SUCCESS != __result__) \
    { \
        printf("Function call \"%s\" has failed with result %u { %s:%d }\n", \
        #fn, __result__, __FILE__, __LINE__); \
        assert(!"Operation failed"); \
        return VANILLAPDF_TOOLS_ERROR_FAILURE; \
    } \
} while(0)
 
#define RETURN_ERROR_IF_NOT_SUCCESS_OPTIONAL_RELEASE(eval, call, release) \
do { \
    error_type __result__ = (eval); \
    if (VANILLAPDF_ERROR_SUCCESS == __result__) \
    { \
        RETURN_ERROR_IF_NOT_SUCCESS(call); \
        RETURN_ERROR_IF_NOT_SUCCESS(release); \
    } \
    else if (VANILLAPDF_ERROR_OBJECT_MISSING == __result__) \
    { \
        /* Do nothing */ \
    } \
    else \
    { \
        printf("Function call \"%s\" has failed with result %u { %s:%d }\n", \
        #eval, __result__, __FILE__, __LINE__); \
        assert(!"Operation failed"); \
        return VANILLAPDF_TOOLS_ERROR_FAILURE; \
    } \
} while(0)
 
#define RETURN_ERROR_IF_NOT_SUCCESS_OPTIONAL(eval, call) \
RETURN_ERROR_IF_NOT_SUCCESS_OPTIONAL_RELEASE(eval, call, VANILLAPDF_TOOLS_ERROR_SUCCESS)
 
#endif /* _VANILLAPDF_TOOLS_H */