view libtomcrypt/src/headers/tomcrypt_argchk.h @ 1629:258b57b208ae

Fix for issue successfull login of disabled user (#78) This commit introduces fix for scenario: 1. Root login disabled on dropbear 2. PAM authentication model enabled While login as root user, after prompt for password user is being notified about login failrue, but after second attempt of prompt for password within same session, login becames succesfull. Signed-off-by: Pawel Rapkiewicz <[email protected]>
author vincentto13 <33652988+vincentto13@users.noreply.github.com>
date Wed, 20 Mar 2019 15:03:40 +0100
parents 6dba84798cd5
children 1ff2a1034c52
line wrap: on
line source

/* LibTomCrypt, modular cryptographic library -- Tom St Denis
 *
 * LibTomCrypt is a library that provides various cryptographic
 * algorithms in a highly modular and flexible manner.
 *
 * The library is free for all purposes without any express
 * guarantee it works.
 */

/* Defines the LTC_ARGCHK macro used within the library */
/* ARGTYPE is defined in tomcrypt_cfg.h */
#if ARGTYPE == 0

#include <signal.h>

/* portability macros for compiler-specific code attributes */
#ifdef __GNUC__
#define ATTRIB_NORETURN __attribute__((noreturn))
#else
#define ATTRIB_NORETURN
#endif


/* this is the default LibTomCrypt macro  */
#if defined(__clang__) || defined(__GNUC_MINOR__)
#define NORETURN __attribute__ ((noreturn))
#else
#define NORETURN
#endif

void crypt_argchk(const char *v, const char *s, int d) NORETURN;
#define LTC_ARGCHK(x) do { if (!(x)) { crypt_argchk(#x, __FILE__, __LINE__); } }while(0)
#define LTC_ARGCHKVD(x) do { if (!(x)) { crypt_argchk(#x, __FILE__, __LINE__); } }while(0)

#elif ARGTYPE == 1

/* fatal type of error */
#define LTC_ARGCHK(x) assert((x))
#define LTC_ARGCHKVD(x) LTC_ARGCHK(x)

#elif ARGTYPE == 2

#define LTC_ARGCHK(x) if (!(x)) { fprintf(stderr, "\nwarning: ARGCHK failed at %s:%d\n", __FILE__, __LINE__); }
#define LTC_ARGCHKVD(x) LTC_ARGCHK(x)

#elif ARGTYPE == 3

#define LTC_ARGCHK(x) 
#define LTC_ARGCHKVD(x) LTC_ARGCHK(x)

#elif ARGTYPE == 4

#define LTC_ARGCHK(x)   if (!(x)) return CRYPT_INVALID_ARG;
#define LTC_ARGCHKVD(x) if (!(x)) return;

#endif


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