find card in ldap
parent
057ce4985d
commit
e9cda7ec15
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@ -1,6 +1,8 @@
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project(hf-terminal)
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add_executable(hf-terminal main.c tts.c base64.c ldap.c nfc.c)
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set(CMAKE_C_FLAGS "-std=c99")
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add_executable(hash-one hash-one.c ldap.c)
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set(CMAKE_C_FLAGS "-std=c99 -g")
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target_link_libraries(hf-terminal nfc m)
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target_link_libraries(hf-terminal nfc m ldap crypto)
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target_link_libraries(hash-one m crypto ldap)
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@ -0,0 +1,11 @@
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#include <stdio.h>
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#include "ldap.h"
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int main(int argc, char** argv) {
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char hash[130];
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if(argc < 3)
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return 1;
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hash_mifare(argv[1], argv[2], hash);
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printf("%s\n", hash);
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return 0;
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}
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@ -1,9 +1,90 @@
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//sorry
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#define LDAP_DEPRECATED 1
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#include <ldap.h>
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#include <string.h>
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#include <strings.h>
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#include <stdio.h>
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#include <assert.h>
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#include <inttypes.h>
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#include <openssl/sha.h>
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#include "config.h"
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static char* ldap_attrs_hashes[] = {
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"uid",
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"mifareIDHash",
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0,
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};
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int hash_mifare(char *MifareID, char *salt, char* target) {
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SHA256_CTX sha_c;
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bzero(target, 130);
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SHA256_Init(&sha_c);
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SHA256_Update(&sha_c, salt, strnlen(salt, 64));
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SHA256_Update(&sha_c, MifareID, strnlen(MifareID, 64));
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strncat(target, salt, 63);
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strcat(target, "$");
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unsigned char hash[65];
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SHA256_Final(hash, &sha_c);
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target = target + strnlen(target, 64);
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for(int i = 0; i < SHA256_DIGEST_LENGTH; ++i) {
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sprintf(target, "%02x", hash[i]);
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target += 2;
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}
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*(target + 1) = 0;
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}
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int ldap_dn_by_mifare(char *MifareID, char *DNOut, int *DNLength)
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{
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// TODO: actually implement thid. tkd?
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int i;
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LDAP *ld;
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LDAPMessage *msg, *entry;
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int result = 0, version = LDAP_VERSION3, nentries;
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unsigned char **values, crypt_hash[130],
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entry_salt[20];
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strncpy(DNOut, "q3k", *DNLength);
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*DNLength = strlen("q3k");
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return 0;
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if(LDAP_SUCCESS != (result = ldap_initialize(&ld, LDAP_URL))) {
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goto finalize;
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}
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if(LDAP_SUCCESS != (result = ldap_set_option(ld, LDAP_OPT_PROTOCOL_VERSION, &version))) {
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goto finalize;
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}
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/* if(LDAP_SUCCESS != (result = ldap_start_tls_s(ld, NULL, NULL))) {
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goto finalize;
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}*/
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if(LDAP_SUCCESS != (result = ldap_bind_s(ld, LDAP_DN, LDAP_PW, LDAP_AUTH_SIMPLE))) {
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goto finalize;
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}
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if(LDAP_SUCCESS != (result = ldap_search_s(ld, LDAP_BASE, LDAP_SCOPE_SUBTREE,
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LDAP_FILTER_HASHES, ldap_attrs_hashes, 0, &msg))) {
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goto search_finalize;
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}
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nentries = ldap_count_entries(ld, msg);
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result = LDAP_NO_SUCH_OBJECT;
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for(entry = ldap_first_entry(ld, msg); entry != NULL; entry = ldap_next_entry(ld, entry)) {
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values = ldap_get_values(ld, entry, "mifareIDHash");
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if(values) {
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for(i = 0; values[i] != NULL; ++i) {
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bzero(entry_salt, 20);
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int hash_len = strcspn(values[i], "$");
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strncpy(entry_salt, values[i], hash_len);
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hash_mifare(MifareID, entry_salt, crypt_hash);
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if(!strncmp(crypt_hash, values[i], 128)) {
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char *dn = ldap_get_dn(ld, entry);
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strncpy(DNOut, dn, *DNLength);
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DNOut[*DNLength - 1] = 0;
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*DNLength = strlen(dn);
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ldap_memfree(dn);
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result = 0;
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}
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}
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ldap_value_free(values);
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}
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}
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search_finalize:
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ldap_msgfree(msg);
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finalize:
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ldap_unbind_s(ld);
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return result;
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}
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