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annotate menu.c @ 961:750995b587a0

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Save State menu option is now fully functional. Load state sort of works, but is mostly broken.
author Michael Pavone <pavone@retrodev.com>
date Sun, 17 Apr 2016 23:50:41 -0700
parents 83532f944e3b
children 4899d3ae37b3
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
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diff changeset
1 #include <stdint.h>
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2 #include <stdlib.h>
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3 #include <string.h>
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4 #include <stdio.h>
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5 #include <errno.h>
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6 #include "blastem.h"
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7 #include "menu.h"
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8 #include "backend.h"
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9 #include "util.h"
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750995b587a0 Save State menu option is now fully functional. Load state sort of works, but is mostly broken.
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10 #include "gst.h"
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11 #include "m68k_internal.h" //needed for get_native_address_trans, should be eliminated once handling of PC is cleaned up
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12
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13
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14 uint16_t menu_read_w(uint32_t address, void * context)
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15 {
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16 //This should return the status of the last request with 0
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17 //meaning either the request is complete or no request is pending
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18 //in the current implementation, the operations happen instantly
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19 //in emulated time so we can always return 0
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20 return 0;
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21 }
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22
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1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
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23 int menu_dir_sort(const void *a, const void *b)
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24 {
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25 const dir_entry *da, *db;
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26 da = a;
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27 db = b;
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28 if (da->is_dir != db->is_dir) {
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29 return db->is_dir - da->is_dir;
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30 }
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31 return strcasecmp(((dir_entry *)a)->name, ((dir_entry *)b)->name);
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32 }
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33
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91bf4d905eba Retrieve ROM filename from menu port write
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34 void copy_string_from_guest(m68k_context *m68k, uint32_t guest_addr, char *buf, size_t maxchars)
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35 {
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36 char *cur;
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37 char *src = NULL;
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38 for (cur = buf; cur < buf+maxchars; cur+=2, guest_addr+=2, src+=2)
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39 {
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40 if (!src || !(guest_addr & 0xFFFF)) {
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41 //we may have walked off the end of a memory block, get a fresh native pointer
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42 src = get_native_pointer(guest_addr, (void **)m68k->mem_pointers, &m68k->options->gen);
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43 if (!src) {
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44 break;
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45 }
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46 }
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47 *cur = src[1];
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48 cur[1] = *src;
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49 if (!*src || !src[1]) {
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50 break;
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51 }
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52 }
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53 //make sure we terminate the string even if we did not hit a null terminator in the source
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54 buf[maxchars-1] = 0;
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55 }
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56
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57 void copy_to_guest(m68k_context *m68k, uint32_t guest_addr, char *src, size_t tocopy)
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58 {
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59 char *dst = NULL;
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60 for (char *cur = src; cur < src+tocopy; cur+=2, guest_addr+=2, dst+=2)
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61 {
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62 if (!dst || !(guest_addr & 0xFFFF)) {
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63 //we may have walked off the end of a memory block, get a fresh native pointer
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64 dst = get_native_pointer(guest_addr, (void **)m68k->mem_pointers, &m68k->options->gen);
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65 if (!dst) {
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66 break;
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67 }
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68 }
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69 dst[1] = *cur;
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70 *dst = cur[1];
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71 }
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72 }
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73
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74 #define SAVE_INFO_BUFFER_SIZE (11*40)
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75
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76 #ifdef __ANDROID__
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77 #include <SDL.h>
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78 #include <jni.h>
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79 char *get_external_storage_path()
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80 {
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81 static char *ret;
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82 if (ret) {
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83 return ret;
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84 }
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85 JNIEnv *env = SDL_AndroidGetJNIEnv();
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86 if ((*env)->PushLocalFrame(env, 8) < 0) {
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87 return NULL;
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88 }
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89
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90 jclass Environment = (*env)->FindClass(env, "android/os/Environment");
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91 jmethodID getExternalStorageDirectory =
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92 (*env)->GetStaticMethodID(env, Environment, "getExternalStorageDirectory", "()Ljava/io/File;");
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93 jobject file = (*env)->CallStaticObjectMethod(env, Environment, getExternalStorageDirectory);
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94 if (!file) {
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95 goto cleanup;
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96 }
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97
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98 jmethodID getAbsolutePath = (*env)->GetMethodID(env, (*env)->GetObjectClass(env, file),
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99 "getAbsolutePath", "()Ljava/lang/String;");
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100 jstring path = (*env)->CallObjectMethod(env, file, getAbsolutePath);
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101
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102 char const *tmp = (*env)->GetStringUTFChars(env, path, NULL);
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103 ret = strdup(tmp);
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104 (*env)->ReleaseStringUTFChars(env, path, tmp);
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105
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106 cleanup:
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107 (*env)->PopLocalFrame(env, NULL);
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108 return ret;
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109 }
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110 #endif
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111
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112 void * menu_write_w(uint32_t address, void * context, uint16_t value)
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113 {
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114 m68k_context *m68k = context;
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115 genesis_context *gen = m68k->system;
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116 menu_context *menu = gen->extra;
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117 if (!menu) {
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118 gen->extra = menu = calloc(1, sizeof(menu_context));
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119 menu->curpath = tern_find_path(config, "ui\0initial_path\0").ptrval;
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120 if (menu->curpath) {
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121 menu->curpath = strdup(menu->curpath);
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122 } else {
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123 #ifdef __ANDROID__
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124 menu->curpath = strdup(get_external_storage_path());
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125 #else
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126 menu->curpath = strdup(get_home_dir());
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127 #endif
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128 }
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129 }
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
130 if (menu->state) {
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
131 uint32_t dst = menu->latch << 16 | value;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
132 switch (address >> 2)
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
133 {
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
134 case 0: {
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
135 size_t num_entries;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
136 dir_entry *entries = get_dir_list(menu->curpath, &num_entries);
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
137 if (entries) {
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
138 qsort(entries, num_entries, sizeof(dir_entry), menu_dir_sort);
933
f7da9b4df0e7 Log errors opening directories in the menu code
Michael Pavone <pavone@retrodev.com>
parents: 884
diff changeset
139 } else {
934
05b0a0d4fa40 Add strerror output to menu dir open failure message
Michael Pavone <pavone@retrodev.com>
parents: 933
diff changeset
140 warning("Failed to open directory %s: %s\n", menu->curpath, strerror(errno));
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
141 }
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
142 uint8_t *dest;
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
143 for (size_t i = 0; i < num_entries; i++)
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
144 {
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
145 dest = get_native_pointer(dst, (void **)m68k->mem_pointers, &m68k->options->gen);
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
146 if (!dest) {
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
147 break;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
148 }
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
149 *(dest++) = entries[i].is_dir;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
150 *(dest++) = 1;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
151 dst += 2;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
152 uint8_t term = 0;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
153 for (char *cpos = entries[i].name; *cpos; cpos++)
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
154 {
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
155 dest[1] = *cpos;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
156 dest[0] = cpos[1];
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
157 if (cpos[1]) {
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
158 cpos++;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
159 } else {
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
160 term = 1;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
161 }
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
162 dst += 2;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
163 if (!(dst & 0xFFFF)) {
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
164 //we may have walked off the end of a memory block, get a fresh native pointer
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
165 dest = get_native_pointer(dst, (void **)m68k->mem_pointers, &m68k->options->gen);
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
166 if (!dest) {
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
167 break;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
168 }
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
169 } else {
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
170 dest += 2;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
171 }
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
172 }
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
173 if (!term) {
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
174 *(dest++) = 0;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
175 *dest = 0;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
176 dst += 2;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
177 }
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
178 }
868
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
179 //terminate list
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
180 dest = get_native_pointer(dst, (void **)m68k->mem_pointers, &m68k->options->gen);
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
181 if (dest) {
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
182 *dest = dest[1] = 0;
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
183 free_dir_list(entries, num_entries);
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
184 }
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
185 break;
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
186 }
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
187 case 1: {
1bab7e01ae98 Allow directory navigation in menu. Sort directory entries
Michael Pavone <pavone@retrodev.com>
parents: 866
diff changeset
188 char buf[4096];
873
91bf4d905eba Retrieve ROM filename from menu port write
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
189 copy_string_from_guest(m68k, dst, buf, sizeof(buf));
870
f173317ecdb4 More efficient handling of going up one directory in menu
Michael Pavone <pavone@retrodev.com>
parents: 868
diff changeset
190 if (!strcmp(buf, "..")) {
f173317ecdb4 More efficient handling of going up one directory in menu
Michael Pavone <pavone@retrodev.com>
parents: 868
diff changeset
191 size_t len = strlen(menu->curpath);
f173317ecdb4 More efficient handling of going up one directory in menu
Michael Pavone <pavone@retrodev.com>
parents: 868
diff changeset
192 while (len > 1) {
f173317ecdb4 More efficient handling of going up one directory in menu
Michael Pavone <pavone@retrodev.com>
parents: 868
diff changeset
193 --len;
f173317ecdb4 More efficient handling of going up one directory in menu
Michael Pavone <pavone@retrodev.com>
parents: 868
diff changeset
194 if (menu->curpath[len] == '/') {
f173317ecdb4 More efficient handling of going up one directory in menu
Michael Pavone <pavone@retrodev.com>
parents: 868
diff changeset
195 menu->curpath[len] = 0;
f173317ecdb4 More efficient handling of going up one directory in menu
Michael Pavone <pavone@retrodev.com>
parents: 868
diff changeset
196 break;
f173317ecdb4 More efficient handling of going up one directory in menu
Michael Pavone <pavone@retrodev.com>
parents: 868
diff changeset
197 }
f173317ecdb4 More efficient handling of going up one directory in menu
Michael Pavone <pavone@retrodev.com>
parents: 868
diff changeset
198 }
f173317ecdb4 More efficient handling of going up one directory in menu
Michael Pavone <pavone@retrodev.com>
parents: 868
diff changeset
199 } else {
884
252dfd29831d Selecting a second game from the menu now works
Michael Pavone <pavone@retrodev.com>
parents: 882
diff changeset
200 char *tmp = menu->curpath;
252dfd29831d Selecting a second game from the menu now works
Michael Pavone <pavone@retrodev.com>
parents: 882
diff changeset
201 char const *pieces[] = {menu->curpath, "/", buf};
870
f173317ecdb4 More efficient handling of going up one directory in menu
Michael Pavone <pavone@retrodev.com>
parents: 868
diff changeset
202 menu->curpath = alloc_concat_m(3, pieces);
884
252dfd29831d Selecting a second game from the menu now works
Michael Pavone <pavone@retrodev.com>
parents: 882
diff changeset
203 free(tmp);
870
f173317ecdb4 More efficient handling of going up one directory in menu
Michael Pavone <pavone@retrodev.com>
parents: 868
diff changeset
204 }
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
205 break;
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
206 }
873
91bf4d905eba Retrieve ROM filename from menu port write
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
207 case 2: {
91bf4d905eba Retrieve ROM filename from menu port write
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
208 char buf[4096];
91bf4d905eba Retrieve ROM filename from menu port write
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
209 copy_string_from_guest(m68k, dst, buf, sizeof(buf));
884
252dfd29831d Selecting a second game from the menu now works
Michael Pavone <pavone@retrodev.com>
parents: 882
diff changeset
210 char const *pieces[] = {menu->curpath, "/", buf};
874
b6842dfb8edf ROM is now run after being selected in menu. Initial path for menu is read from config file.
Michael Pavone <pavone@retrodev.com>
parents: 873
diff changeset
211 gen->next_rom = alloc_concat_m(3, pieces);
872
7022ba865cfd Initial work for allowing loading a ROM from menu
Michael Pavone <pavone@retrodev.com>
parents: 870
diff changeset
212 m68k->should_return = 1;
7022ba865cfd Initial work for allowing loading a ROM from menu
Michael Pavone <pavone@retrodev.com>
parents: 870
diff changeset
213 break;
957
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
214 }
949
5e4fb650de58 Make Exit option in menu work
Michael Pavone <pavone@retrodev.com>
parents: 934
diff changeset
215 case 3: {
954
cbc5b39e5518 Implement "Resume" button in pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
216 switch (dst)
cbc5b39e5518 Implement "Resume" button in pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
217 {
cbc5b39e5518 Implement "Resume" button in pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
218 case 1:
cbc5b39e5518 Implement "Resume" button in pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
219 m68k->should_return = 1;
cbc5b39e5518 Implement "Resume" button in pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
220 gen->should_exit = 1;
cbc5b39e5518 Implement "Resume" button in pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
221 break;
cbc5b39e5518 Implement "Resume" button in pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
222 case 2:
cbc5b39e5518 Implement "Resume" button in pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
223 m68k->should_return = 1;
cbc5b39e5518 Implement "Resume" button in pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
224 break;
cbc5b39e5518 Implement "Resume" button in pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
225 }
cbc5b39e5518 Implement "Resume" button in pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
226
949
5e4fb650de58 Make Exit option in menu work
Michael Pavone <pavone@retrodev.com>
parents: 934
diff changeset
227 break;
5e4fb650de58 Make Exit option in menu work
Michael Pavone <pavone@retrodev.com>
parents: 934
diff changeset
228 }
957
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
229 case 4: {
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
230 char *buffer = malloc(SAVE_INFO_BUFFER_SIZE);
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
231 char *cur = buffer;
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
232 if (gen->next_context && gen->next_context->save_dir) {
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
233 char *end = buffer + SAVE_INFO_BUFFER_SIZE;
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
234 char slotfile[] = "slot_0.gst";
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
235 char const * parts[3] = {gen->next_context->save_dir, "/", slotfile};
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
236 struct tm ltime;
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
237 char *fname;
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
238 time_t modtime;
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
239 for (int i = 0; i < 10 && cur < end; i++)
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
240 {
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
241 slotfile[5] = i + '0';
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
242 fname = alloc_concat_m(3, parts);
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
243 modtime = get_modification_time(fname);
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
244 free(fname);
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
245 if (modtime) {
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
246 cur += snprintf(cur, end-cur, "Slot %d - ", i);
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
247 cur += strftime(cur, end-cur, "%c", localtime_r(&modtime, &ltime));
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
248
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
249 } else {
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
250 cur += snprintf(cur, end-cur, "Slot %d - EMPTY", i);
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
251 }
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
252 //advance past the null terminator for this entry
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
253 cur++;
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
254 }
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
255 if (cur < end) {
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
256 parts[2] = "quicksave.gst";
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
257 fname = alloc_concat_m(3, parts);
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
258 modtime = get_modification_time(fname);
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
259 free(fname);
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
260 if (modtime) {
958
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
261 cur += strftime(cur, end-cur, "Quick - %c", localtime_r(&modtime, &ltime));
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
262 } else if ((end-cur) > strlen("Quick - EMPTY")){
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
263 cur += strlen(strcpy(cur, "Quick - EMPTY"));
957
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
264 }
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
265 //advance past the null terminator for this entry
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
266 cur++;
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
267 if (cur < end) {
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
268 //terminate the list
958
83532f944e3b Get slot list displaying in "Save State" and "Load State" menu items
Michael Pavone <pavone@retrodev.com>
parents: 957
diff changeset
269 *(cur++) = 0;
957
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
270 }
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
271 }
1618d3676a35 Save state menu WIP
Michael Pavone <pavone@retrodev.com>
parents: 954
diff changeset
272 } else {
1618d3676a35 Save state menu WIP
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diff changeset
273 *(cur++) = 0;
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274 *(cur++) = 0;
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275 }
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276 copy_to_guest(m68k, dst, buffer, cur-buffer);
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277 break;
961
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diff changeset
278 case 5:
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279 //save state
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diff changeset
280 if (gen->next_context) {
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diff changeset
281 gen->next_context->save_state = dst + 1;
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diff changeset
282 }
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diff changeset
283 m68k->should_return = 1;
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diff changeset
284 break;
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diff changeset
285 case 6:
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diff changeset
286 //load state
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diff changeset
287 if (gen->next_context && gen->next_context->save_dir) {
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diff changeset
288 char numslotname[] = "slot_0.gst";
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diff changeset
289 char *slotname;
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diff changeset
290 if (dst == QUICK_SAVE_SLOT) {
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parents: 958
diff changeset
291 slotname = "quicksave.gst";
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diff changeset
292 } else {
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diff changeset
293 numslotname[5] = '0' + dst;
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diff changeset
294 slotname = numslotname;
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diff changeset
295 }
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diff changeset
296 char const *parts[] = {gen->next_context->save_dir, "/", slotname};
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diff changeset
297 char *gstpath = alloc_concat_m(3, parts);
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diff changeset
298 uint32_t pc = load_gst(gen->next_context, gstpath);
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diff changeset
299 free(gstpath);
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diff changeset
300 gen->next_context->m68k->resume_pc = get_native_address_trans(gen->next_context->m68k, pc);
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diff changeset
301 }
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diff changeset
302 m68k->should_return = 1;
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diff changeset
303 break;
873
91bf4d905eba Retrieve ROM filename from menu port write
Michael Pavone <pavone@retrodev.com>
parents: 872
diff changeset
304 }
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
305 default:
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parents:
diff changeset
306 fprintf(stderr, "WARNING: write to undefined menu port %X\n", address);
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parents:
diff changeset
307 }
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parents:
diff changeset
308 menu->state = 0;
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parents:
diff changeset
309 } else {
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parents:
diff changeset
310 menu->latch = value;
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parents:
diff changeset
311 menu->state = 1;
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parents:
diff changeset
312 }
954
cbc5b39e5518 Implement "Resume" button in pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
313 if (m68k->should_return) {
cbc5b39e5518 Implement "Resume" button in pause menu
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parents: 949
diff changeset
314 m68k->target_cycle = m68k->current_cycle;
cbc5b39e5518 Implement "Resume" button in pause menu
Michael Pavone <pavone@retrodev.com>
parents: 949
diff changeset
315 }
866
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
316
69a6ec208111 Menu ROM now pulls real file names from the OS rather than using a fake list
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
317 return context;
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parents:
diff changeset
318 }