Resolving linking errors

This commit is contained in:
Bandie 2018-04-01 21:32:15 +02:00
parent aca16b9f2c
commit dd78ce5b5b
Signed by: Bandie
GPG Key ID: C1E133BC65A822DD
8 changed files with 65 additions and 18 deletions

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@ -11,14 +11,15 @@ all:
@which reboot >/dev/null @which reboot >/dev/null
@which poweroff >/dev/null @which poweroff >/dev/null
@which cryptsetup >/dev/null @which cryptsetup >/dev/null
mkdir -p build obj mkdir -p build
make -C src -e "PPASSFILE = $(PPASSFILE)" make -C src -e "PPASSFILE = $(PPASSFILE)"
@printf "Done!\n" @printf "Done!\n"
clean: clean:
rm build/pam_panic.so rm build/pam_panic.so
rm build/pam_panic_pw rm build/pam_panic_pw
rm obj/pam_panic.o make -C src/pam_panic clean
rmdir build obj rmdir build
@printf "Done!\n" @printf "Done!\n"
detect_pamdir: detect_pamdir:

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@ -1,9 +1,25 @@
CFLAGS = --std=gnu11 -O2 -fPIC -DPOWEROFF=\"`which poweroff`\" -DREBOOT=\"`which reboot`\" -DCRYPTSETUP=\"`which cryptsetup`\" -DPPASSFILE=\"$(PPASSFILE)\" CFLAGS = -Wall --std=gnu11 -O2 -fPIC -DPOWEROFF=\"`which poweroff`\" -DREBOOT=\"`which reboot`\" -DCRYPTSETUP=\"`which cryptsetup`\" -DPPASSFILE=\"$(PPASSFILE)\"
LDFLAGS = -x --shared -lcrypt #LDFLAGS = -x -shared -lcrypt -lpam -lpam_misc
LDFLAGS = -shared -lcrypt -lpam -lpam_misc
OBJ = pam_panic_authdevice.o pam_panic_password.o pam_panic_reject.o
pam_panic: $(OBJ)
cc $(CFLAGS) $(LDFLAGS) -o ../../build/pam_panic.so pam_panic.c $(OBJ)
# ld $(LDFLAGS) -o ../../build/pam_panic.so $(OBJ)
%.o: %.c
$(CC) $(CFLAGS) -c -o $@ $<
all: all:
mkdir -p ../../obj
mkdir -p ../../build mkdir -p ../../build
cc $(CFLAGS) -c pam_panic.c -o ../../obj/pam_panic.o
ld $(LDFLAGS) -o ../../build/pam_panic.so ../../obj/pam_panic.o clean:
rm *.o
# cc $(CFLAGS) -c pam_panic.c -o ../../obj/pam_panic.o
# ld $(LDFLAGS) -o ../../build/pam_panic.so ../../obj/pam_panic.o

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@ -25,6 +25,18 @@ LICENSE : GNU-GPLv3
#ifdef POWEROFF #ifdef POWEROFF
#ifdef CRYPTSETUP #ifdef CRYPTSETUP
int makeRegex(pam_handle_t *pamh, regex_t *regex){
char *pattern = "^[A-Fa-f0-9]\\{8\\}\\-[A-Fa-f0-9]\\{4\\}\\-[A-Fa-f0-9]\\{4\\}\\-[A-Fa-f0-9]\\{4\\}\\-[A-Fa-f0-9]\\{12\\}$";
if(regcomp(regex, pattern, 0)){
pam_syslog(pamh, LOG_CRIT, "ERROR: Problem with regcomp.");
return 1;
}
return 0;
}
void argSplit(char **some_arg, char **some_temp, const char *arg){ void argSplit(char **some_arg, char **some_temp, const char *arg){
strncpy(*some_arg, arg, 128); strncpy(*some_arg, arg, 128);
*some_temp = strtok(*some_arg, "="); *some_temp = strtok(*some_arg, "=");
@ -56,13 +68,9 @@ PAM_EXTERN int pam_sm_authenticate(pam_handle_t *pamh, int flags, int argc, cons
// Regex for checking arguments // Regex for checking arguments
char *pattern = "^[A-Fa-f0-9]\\{8\\}\\-[A-Fa-f0-9]\\{4\\}\\-[A-Fa-f0-9]\\{4\\}\\-[A-Fa-f0-9]\\{4\\}\\-[A-Fa-f0-9]\\{12\\}$";
regex_t regex; regex_t regex;
if(makeRegex(pamh, &regex))
if(regcomp(&regex, pattern, 0)){
pam_syslog(pamh, LOG_CRIT, "ERROR: Problem with regcomp.");
return (PAM_IGNORE); return (PAM_IGNORE);
}
// Argument handling // Argument handling

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@ -6,6 +6,14 @@ DATE : 2018-03-27T02:34:08+02:00
LICENSE : GNU-GPLv3 LICENSE : GNU-GPLv3
*/ */
#include <stdint.h>
#include <unistd.h>
#include <security/pam_modules.h>
#include <security/pam_ext.h>
#include <syslog.h>
#include "pam_panic_reject.h"
#include "pam_panic_authdevice.h"
int authDevice(pam_handle_t *pamh, char *allowed, char *rejected, char *serious_dev, int8_t bSerious, int8_t bReboot, int8_t bPoweroff){ int authDevice(pam_handle_t *pamh, char *allowed, char *rejected, char *serious_dev, int8_t bSerious, int8_t bReboot, int8_t bPoweroff){
@ -23,4 +31,6 @@ int authDevice(pam_handle_t *pamh, char *allowed, char *rejected, char *serious_
if(access(rejected, F_OK) != -1) if(access(rejected, F_OK) != -1)
return reject(serious_dev, bSerious, bReboot, bPoweroff); return reject(serious_dev, bSerious, bReboot, bPoweroff);
return (PAM_MAXTRIES);
} }

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@ -6,7 +6,6 @@ LICENSE : GNU-GPLv3
*/ */
#define ASK "Please enter your secret key to decrypt the firewall and access the mainframe. " #define ASK "Please enter your secret key to decrypt the firewall and access the mainframe. "
int authDevice(pam_handle_t *pamh, char *allowed, char *rejected, char *serious_dev, int8_t bSerious, int8_t bReboot, int8_t bPoweroff); int authDevice(pam_handle_t *pamh, char *allowed, char *rejected, char *serious_dev, int8_t bSerious, int8_t bReboot, int8_t bPoweroff);

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@ -6,6 +6,17 @@ DATE : 2018-03-27T02:34:08+02:00
LICENSE : GNU-GPLv3 LICENSE : GNU-GPLv3
*/ */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <security/pam_modules.h>
#include <security/pam_ext.h>
#include <syslog.h>
#include <crypt.h>
#include "pam_panic_password.h"
#include "pam_panic_reject.h"
int readPassword(pam_handle_t *pamh, char pw[2][99]){ int readPassword(pam_handle_t *pamh, char pw[2][99]){
@ -24,7 +35,6 @@ int readPassword(pam_handle_t *pamh, char pw[2][99]){
// Get file contents // Get file contents
size_t nread; size_t nread;
char filecontent[198]; char filecontent[198];
char chr;
nread = fread(filecontent, sizeof(char), 198, f); nread = fread(filecontent, sizeof(char), 198, f);
fclose(f); fclose(f);

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@ -5,8 +5,6 @@ DATE : 2018-03-27T02:34:08+02:00
LICENSE : GNU-GPLv3 LICENSE : GNU-GPLv3
*/ */
#include <crypt.h>
#ifndef PPASSFILE #ifndef PPASSFILE
#error PPASSFILE must be declared! #error PPASSFILE must be declared!
#endif #endif

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@ -6,6 +6,11 @@ DATE : 2018-03-27T02:34:08+02:00
LICENSE : GNU-GPLv3 LICENSE : GNU-GPLv3
*/ */
#include <stdint.h>
#include <unistd.h>
#include <security/pam_ext.h>
#include <sys/wait.h>
#include "pam_panic_reject.h"
int reject(char *serious_dev, int8_t bSerious, int8_t bReboot, int8_t bPoweroff){ int reject(char *serious_dev, int8_t bSerious, int8_t bReboot, int8_t bPoweroff){
if(bSerious){ if(bSerious){