Arav/tetatet
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Another update of main.c.

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This commit is contained in:
Alexander Andreev 2024-03-30 04:08:54 +04:00
parent 8b67936227
commit 68cb43795b
Signed by: Arav
GPG Key ID: 25969B23DCB5CA34
1 changed files with 51 additions and 11 deletions
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62
src/main.c
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@ -1,5 +1,7 @@
#include <stdbool.h>
#include <stdio.h> #include <stdio.h>
#include <string.h> #include <string.h>
#include <arpa/inet.h>
#include "addrbook.h" #include "addrbook.h"
#include "audio.h" #include "audio.h"
@ -21,6 +23,9 @@ int server_handshake(net_t *const n, crypt_session_t *const s, crypt_key_t *cons
struct options { struct options {
const char *addr; const char *addr;
const char *port; const char *port;
const char *addressbook_path;
const char *key_path;
bool is_alias_passed;
char command; char command;
}; };
@ -57,8 +62,8 @@ int main(int argc, const char **argv) {
return 1; return 1;
} }
if (audio_init_soundsystem() == -1) // if (audio_init_soundsystem() == -1)
return 1; // return 1;
FILE *addrbook_file = fopen("addressbook", "r"); FILE *addrbook_file = fopen("addressbook", "r");
if (addrbook_file != NULL) { if (addrbook_file != NULL) {
@ -66,13 +71,34 @@ int main(int argc, const char **argv) {
fclose(addrbook_file); fclose(addrbook_file);
} }
FILE *pkey_file = fopen("tat_own_pkey", "r"); if (opts.is_alias_passed) {
FILE *skey_file = fopen("tat_own_skey", "r"); addrbook_entry_t *aec = addrbook_get_by_alias(&ab, opts.addr);
if (aec == NULL) {
fprintf(stderr, "An alias \"%s\" is not in an addressbook!\n", opts.addr);
return 0;
} else {
fprintf(stderr, "An alias \"%s\" was found in an addressbook!\n", opts.addr);
opts.addr = aec->last_addr;
opts.port = aec->last_port;
}
}
FILE *pkey_file = fopen("tat_own_pub_key", "r");
FILE *skey_file = fopen("tat_own_sec_key", "r");
if (pkey_file == NULL || skey_file == NULL) { if (pkey_file == NULL || skey_file == NULL) {
if ((result = crypt_key_gen(&ok)) == -1) { if ((result = crypt_key_gen(&ok)) == -1) {
result = 1; result = 1;
goto cleanup; goto cleanup;
} }
pkey_file = fopen("tat_own_pub_key", "w+");
skey_file = fopen("tat_own_sec_key", "w+");
crypt_store_key(&ok, pkey_file, skey_file);
fclose(pkey_file);
fclose(skey_file);
printf("A new cryptographical keys was written.\n");
} else { } else {
if (crypt_load_key(&ok, pkey_file, skey_file) == -1) { if (crypt_load_key(&ok, pkey_file, skey_file) == -1) {
fprintf(stderr, "Cannot load the keys."); fprintf(stderr, "Cannot load the keys.");
@ -230,13 +256,13 @@ int server_handshake(net_t *const n, crypt_session_t *const s, crypt_key_t *cons
int parse_argv(int argc, const char **argv, struct options *opts) { int parse_argv(int argc, const char **argv, struct options *opts) {
if (argc == 1) if (argc == 1)
return -1; return -1;
int positional = 0; int command_arg_num = 0;
for (int i = 1; i < argc; ++i) { for (int i = 1; i < argc; ++i) {
if (argv[i][0] == '-') { if (argv[i][0] == '-') {
switch (argv[i][1]) { switch (argv[i][1]) {
case 'k': break; case 'k': opts->key_path = argv[i+1]; ++i; continue;
case 'a': break; case 'a': opts->addressbook_path = argv[i+1]; ++i; continue;
case 'v': return -2; case 'v': return -2;
case 'h': return -3; case 'h': return -3;
default: default:
@ -244,10 +270,11 @@ int parse_argv(int argc, const char **argv, struct options *opts) {
} }
} else { } else {
if (opts->command == 'c' || opts->command == 's') { if (opts->command == 'c' || opts->command == 's') {
if (positional == 1) if (command_arg_num == 0)
opts->addr = argv[i]; opts->addr = argv[i];
else if (positional == 2) else if (command_arg_num == 1)
opts->port = argv[i]; opts->port = argv[i];
++command_arg_num;
} else { } else {
switch (argv[i][0]) { switch (argv[i][0]) {
case 'c': case 'c':
@ -257,9 +284,22 @@ int parse_argv(int argc, const char **argv, struct options *opts) {
default: return -1; default: return -1;
} }
} }
++positional;
} }
} }
if (command_arg_num == 1) {
struct sockaddr test = {0};
int r = inet_pton(AF_INET, opts->addr, &test);
if (r == -1)
r = inet_pton(AF_INET6, opts->addr, &test);
opts->is_alias_passed = r != 1;
}
// opts->is_alias_passed = ((opts->addr[0]>>4) & 0xf) != 0x3;
if (opts->command == '\0' || opts->addr[0] == '\0'
|| (!opts->is_alias_passed && opts->port[0] == '\0'))
return -1;
return 0; return 0;
} }