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z/OS support: Adding missing functions for z/OS

Some functions are not provided properly by the libc provided by z/OS
and need to be provided by the platform.
pull/62/head
David Lanzendörfer 2 years ago
parent
commit
026cf763fb
2 changed files with 98 additions and 18 deletions
  1. +78
    -14
      src/platform_unix.c
  2. +20
    -4
      src/platform_unix.h

+ 78
- 14
src/platform_unix.c View File

@ -4,7 +4,9 @@
// This file is under GNU General Public License 3.0
// see LICENSE.txt
#ifndef ZOS
#define _POSIX_C_SOURCE 200809L
#endif
#ifdef ANDROID
#ifndef __LP64__
@ -37,9 +39,55 @@
#endif
#define SYSTEM_DB_FILENAME "system.db"
#ifdef ANDROID
#include <uuid.h>
#ifndef strndup
char *strndup (const char *s, size_t n)
{
char *result;
size_t len = strnlen (s, n);
result = (char *) malloc (len + 1);
if (!result)
return 0;
result[len] = '\0';
return (char *) memcpy (result, s, len);
}
#endif
#ifndef strnlen
size_t strnlen (const char *s, size_t maxlen)
{
size_t i;
for (i = 0; i < maxlen; ++i)
if (s[i] == '\0')
break;
return i;
}
#endif
#ifndef stpcpy
char *stpcpy(char *dst, const char *src)
{
for (;; ++dst, ++src) {
*dst = *src;
if (*dst == 0)
break;
}
return dst;
}
#endif
#ifndef alloca
#pragma linkage(__alloca,builtin)
void *__alloca(unsigned long x);
void *alloca(unsigned long x)
{
return __alloca(x);
}
#endif
#if defined(ANDROID) || defined(ZOS)
/* FIXME : timegm will miss when linking for x86_64 on android, when supported */
#ifndef __LP64__
time_t timegm(struct tm* const t) {
@ -72,16 +120,6 @@ char *stpncpy(char *dst, const char *src, size_t n)
return (dst);
}
char *stpcpy(char *dst, const char *src)
{
for (;; ++dst, ++src) {
*dst = *src;
if (*dst == 0)
break;
}
return dst;
}
/*
long int random(void)
{
@ -125,8 +163,36 @@ const char *android_system_db(void)
}
return buffer;
}
#endif
#ifdef ZOS
char * e2as(const char * str)
{
char *ret = (char *)malloc(strlen(str));
strcpy(ret, str);
__e2a_s(ret);
return ret;
}
char * as2e(const char * str)
{
char *ret = (char *)malloc(strlen(str));
strcpy(ret, str);
__a2e_s(ret);
return ret;
}
void uuid_generate_random(pEpUUID out)
{
}
void uuid_unparse_upper(pEpUUID uu, uuid_string_t out)
{
}
#endif
#ifdef ANDROID
void uuid_generate_random(pEpUUID out)
{
uuid_t *uuid;
@ -147,7 +213,6 @@ void uuid_generate_random(pEpUUID out)
}
}
void uuid_unparse_upper(pEpUUID uu, uuid_string_t out)
{
uuid_t *uuid;
@ -171,7 +236,6 @@ void uuid_unparse_upper(pEpUUID uu, uuid_string_t out)
uuid_destroy(uuid);
}
}
#endif
#if !defined(BSD) && !defined(__APPLE__)


+ 20
- 4
src/platform_unix.h View File

@ -7,7 +7,7 @@
#ifndef PLATFORM_UNIX_H
#define PLATFORM_UNIX_H
#ifndef __APPLE__
#if !defined(__APPLE__) && !defined(ZOS)
#define _POSIX_C_SOURCE 200809L
#endif
@ -15,13 +15,30 @@
#include <unistd.h>
#include <strings.h>
#include <sys/select.h>
#ifndef ZOS
#include <sys/param.h>
#endif
#include <regex.h>
#ifndef ANDROID
#ifdef ZOS
char * e2as(const char * str);
char * as2e(const char * str);
#endif
#if defined(ANDROID) || defined(ZOS)
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
@ -36,7 +53,6 @@
#endif
#endif
#ifdef __cplusplus
extern "C" {
#endif
@ -144,7 +160,7 @@ typedef char uuid_string_t[37];
// on *nix, uuid_t is an array and already implements pointer semantics
#define UUID uuid_t
#ifdef ANDROID
#if defined(ANDROID) || defined(ZOS)
typedef char pEpUUID[16];
void uuid_generate_random(pEpUUID out);
void uuid_unparse_upper(pEpUUID uu, uuid_string_t out);


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