p≡p engine
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/**
* @file platform_unix.h
* @brief UNIX platform-specific implementation details
* @license GNU General Public License 3.0 - see LICENSE.txt
*/
#ifndef PLATFORM_UNIX_H
#define PLATFORM_UNIX_H
#if !defined(__APPLE__) && !defined(__MVS__)
#define _POSIX_C_SOURCE 200809L
#endif
#include <time.h>
#include <unistd.h>
#include <strings.h>
#include <sys/select.h>
#ifndef __MVS__
#include <sys/param.h>
#endif
#include <regex.h>
#ifdef __MVS__
char * e2as(const char * str);
char * as2e(const char * str);
#endif
#if defined(ANDROID) || defined(__MVS__)
typedef unsigned char uuid_t[16];
#else
#include <uuid/uuid.h>
#endif
#ifndef MIN
#define MIN(A, B) ((A)>(B) ? (B) : (A))
#endif
#ifndef MAX
#define MAX(A, B) ((A)>(B) ? (A) : (B))
#endif
// pEp files and directories
#ifndef PER_USER_DIRECTORY
#define PER_USER_DIRECTORY ".pEp"
#endif
#ifndef PER_MACHINE_DIRECTORY
#if defined(__APPLE__) && !defined(TARGET_OS_IPHONE)
#define PER_MACHINE_DIRECTORY "/Library/Application Support/pEp"
#else
#define PER_MACHINE_DIRECTORY "/usr/local/share/pEp"
#endif
#endif
#ifdef __cplusplus
extern "C" {
#endif
/**
* <!-- unix_local_db() -->
*
* @brief TODO
* The returned pointed refers memory managed by
* the engine, which will remain valid until
* the next call to reset_path_cache.
*
*/
const char *unix_local_db(void);
/**
* <!-- unix_system_db() -->
*
* @brief TODO
* The returned pointed refers memory managed by
* the engine, which will remain valid until
* the next call to reset_path_cache.
*
*/
const char *unix_system_db(void);
#ifdef ANDROID
time_t timegm(struct tm* const t);
char *stpncpy(char *, const char *, size_t);
char *stpcpy(char *, const char *);
// Beware: predictable pseudo random with static seed!
// Only the lowest 31 bits are filled randomly.
//long int random(void);
/*
* <!-- android_system_db() -->
*
* @brief TODO
* The returned pointed refers memory managed by
* the engine, which will remain valid until
* the next call to reset_path_cache.
*/
const char *android_system_db(void);
#define SYSTEM_DB android_system_db()
#elif __APPLE__
#include "TargetConditionals.h"
#include <string.h>
#if TARGET_OS_IPHONE //read as `if iOS`
extern char* perMachineDirectory;
#define PER_MACHINE_DIRECTORY perMachineDirectory
// It has been decided not to define PER_USER_DIRECTORY for iOS but HOME (which is defined by
// the OS), at least temporarely.
#endif
#endif
#if !defined(BSD) && !defined(__APPLE__)
/**
* <!-- strlcpy() -->
*
* @brief TODO
*
* @param[in] dst char*
* @param[in] src const char*
* @param[in] size size_t
*
*/
size_t strlcpy(char* dst, const char* src, size_t size);
/**
* <!-- strlcat() -->
*
* @brief TODO
*
* @param[in] dst char*
* @param[in] src const char*
* @param[in] size size_t
*
*/
size_t strlcat(char* dst, const char* src, size_t size);
/**
* <!-- strnstr() -->
*
* @brief TODO
*
* @param[in] big const char*
* @param[in] little const char*
* @param[in] len size_t
*
*/
char *strnstr(const char *big, const char *little, size_t len);
// N.B. This is ifdef'd out because NDK users sometimes have trouble finding regex functions in
// the library in spite of the inclusion of regex.h - this is a FIXME, but since iOS is
// *currently* the only netpgp user, we will ifdef this so that we don't block Android.
// #ifdef USE_NETPGP
// int regnexec(const regex_t* preg, const char* string,
// size_t len, size_t nmatch, regmatch_t pmatch[], int eflags);
// #endif
#endif
#ifndef _UUID_STRING_T
#define _UUID_STRING_T
typedef char uuid_string_t[37];
#endif
#ifdef UUID
#undef UUID
#endif
// on *nix, uuid_t is an array and already implements pointer semantics
#define UUID uuid_t
#if defined(ANDROID) || defined(__MVS__)
typedef char pEpUUID[16];
void uuid_generate_random(pEpUUID out);
void uuid_unparse_upper(pEpUUID uu, uuid_string_t out);
#else
typedef uuid_t pEpUUID;
#endif
#ifdef __cplusplus
}
#endif
#endif