1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
|
#include "args.h"
#include "l2su.h"
#include "instance.h"
#include "version.h"
#include "macros.h"
#include <jansson.h>
#include <stdarg.h>
#include <string.h>
int l2_args__get_game_args(l2_subst_t *subst, const char *argsline, l2_version_feature_match_proc_t *feature_matcher, void *muser, char ***out_args, size_t *out_nargs);
int l2_args__get_args_json(l2_subst_t *subst, json_t *jargs, l2_version_feature_match_proc_t *feature_matcher, void *muser, char ***out_args, size_t *out_nargs);
int l2_args_get_game_args(json_t *version, l2_subst_t *subst, l2_version_feature_match_proc_t *feature_matcher, void *muser, char ***out_args, size_t *out_nargs)
{
const char *mc_args = NULL;
json_t *jargs = NULL;
if (json_unpack(version, "{s?:{s:o}, s?:s}", "arguments", "game", &jargs, "minecraftArguments", &mc_args) < 0) {
return -1;
}
if (jargs) {
if (!json_is_array(jargs)) return -1;
return l2_args__get_args_json(subst, jargs, feature_matcher, muser, out_args, out_nargs);
} else if (mc_args) {
return l2_args__get_game_args(subst, mc_args, feature_matcher, muser, out_args, out_nargs);
} else {
return -1;
}
}
int L2_SENTINEL l2_args__array_append(l2_subst_t *sp, char ***arr, size_t *nargs, ...)
{
size_t nadd = 0;
const char *to_add;
va_list parg;
va_start(parg, nargs);
do {
to_add = va_arg(parg, const char *);
++nadd;
} while (to_add);
--nadd;
va_end(parg);
char **temp = realloc(*arr, (*nargs + nadd) * sizeof(char *));
if (!temp) return -1;
*arr = temp;
memset(temp + *nargs, 0, sizeof(char *) * nadd);
va_start(parg, nargs);
for (; nadd; --nadd) {
if (l2_subst_apply(sp, va_arg(parg, const char *), temp + (*nargs)++) < 0) goto cleanup;
}
va_end(parg);
return 0;
cleanup:
va_end(parg);
return -1;
}
int l2_args__get_game_args(l2_subst_t *subst, const char *argsline, l2_version_feature_match_proc_t *feature_matcher, void *muser, char ***out_args, size_t *out_nargs)
{
char **args = NULL;
size_t nargs = 0;
char *arg_start;
size_t sz;
L2_ASTRDUP(arg_start, sz, argsline);
for (char *argcur = arg_start; *argcur; ++argcur) {
if (*argcur == ' ') {
*argcur = '\0';
if (l2_args__array_append(subst, &args, &nargs, arg_start, NULL) < 0) goto cleanup;
arg_start = argcur + 1;
}
}
if (*arg_start && l2_args__array_append(subst, &args, &nargs, arg_start, NULL) < 0) goto cleanup;
if ((*feature_matcher)("is_demo_user", json_true(), muser)) {
if (l2_args__array_append(subst, &args, &nargs, "--demo", NULL) < 0) goto cleanup;
}
if ((*feature_matcher)("has_custom_resolution", json_true(), muser)) {
if (l2_args__array_append(subst, &args, &nargs, "--width", "${resolution_width}", "--height", "${resolution_height}", NULL) < 0) goto cleanup;
}
*out_args = args;
*out_nargs = nargs;
return 0;
cleanup:
for (char **cur = args; nargs; --nargs, ++cur) {
free(*cur);
}
free(args);
return -1;
}
int l2_args_get_jvm_args(json_t *version, l2_subst_t *subst, l2_version_feature_match_proc_t *feature_matcher, void *muser, char ***out_args, size_t *out_nargs)
{
json_t *jarguments = json_object_get(version, "arguments");
if (!jarguments) {
char **args = NULL;
size_t nargs = 0;
if (l2_args__array_append(subst, &args, &nargs,
#ifdef L2SU_LAUNCHER_IS_WINDOWS
"-XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump",
#endif
#ifdef L2SU_LAUNCHER_IS_OSX
"-Xdock:icon=${asset=icons/minecraft.icns}",
"-Xdock:name=Minecraft",
#endif
"-Djava.library.path=${natives_directory}",
"-Dminecraft.launcher.brand=${launcher_name}",
"-Dminecraft.launcher.version=${launcher_version}",
"-Dminecraft.client.jar=${primary_jar}",
"-cp",
"${classpath}",
NULL) < 0) {
return -1;
}
*out_args = args;
*out_nargs = nargs;
return 0;
} else if (!json_is_object(jarguments)) {
return -1;
}
json_t *jjvmargs = json_object_get(jarguments, "jvm");
if (!json_is_array(jjvmargs)) {
return -1;
}
return l2_args__get_args_json(subst, jjvmargs, feature_matcher, muser, out_args, out_nargs);
}
int l2_args__get_args_json(l2_subst_t *subst, json_t *jargs, l2_version_feature_match_proc_t *feature_matcher, void *muser, char ***out_args, size_t *out_nargs)
{
char **args = NULL;
size_t nargs = 0;
size_t idx;
json_t *value;
json_array_foreach(jargs, idx, value) {
if (json_is_string(value)) {
if (l2_args__array_append(subst, &args, &nargs, json_string_value(value), NULL) < 0) goto cleanup;
} else if (json_is_object(value)) {
json_t *rules;
json_t *values;
if (json_unpack(value, "{s:o, s:o}", "rules", &rules, "value", &values) < 0) {
goto cleanup;
}
if (!json_is_array(rules)) goto cleanup;
switch (l2_version_check_rules(rules, feature_matcher, muser)) {
case RULE_CHECK_ALLOW: {
json_t *argval;
size_t argidx;
if (json_is_string(values)) {
if (l2_args__array_append(subst, &args, &nargs, json_string_value(values), NULL) < 0) goto cleanup;
} else {
/* this code strongly prefers brevity over performance (breaking news) */
json_array_foreach(values, argidx, argval) {
if (!json_is_string(argval)) goto cleanup;
if (l2_args__array_append(subst, &args, &nargs, json_string_value(argval), NULL) < 0) goto cleanup;
}
}
break;
}
case RULE_CHECK_ERROR:
goto cleanup;
default:
continue;
}
}
}
*out_args = args;
*out_nargs = nargs;
return 0;
cleanup:
for (char **cur = args; nargs; --nargs, ++cur) {
free(*cur);
}
free(args);
return -1;
}
|
