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Lines 233-238
static const char **get_mozilla_plugin_d
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| 233 |
const int n_default_dirs = (sizeof(default_dirs) / sizeof(default_dirs[0])); |
233 |
const int n_default_dirs = (sizeof(default_dirs) / sizeof(default_dirs[0])); |
| 234 |
const char **dirs = malloc((n_default_dirs + 2) * sizeof(dirs[0])); |
234 |
const char **dirs = malloc((n_default_dirs + 2) * sizeof(dirs[0])); |
| 235 |
int i, j; |
235 |
int i, j; |
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236 |
|
| 237 |
if(!dirs) |
| 238 |
{ |
| 239 |
printf("\nFailed to alloc dirs"); |
| 240 |
exit(EXIT_FAILURE); |
| 241 |
} |
| 242 |
|
| 236 |
for (i = 0, j = 0; i < n_default_dirs; i++) { |
243 |
for (i = 0, j = 0; i < n_default_dirs; i++) { |
| 237 |
const char *dir = default_dirs[i]; |
244 |
const char *dir = default_dirs[i]; |
| 238 |
if (dir && access(dir, F_OK) == 0) |
245 |
if (dir && access(dir, F_OK) == 0) |
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Lines 601-613
static bool is_wrapper_plugin_handle(voi
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| 601 |
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608 |
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| 602 |
static bool is_wrapper_plugin(const char *plugin_path, NPW_PluginInfo *out_plugin_info) |
609 |
static bool is_wrapper_plugin(const char *plugin_path, NPW_PluginInfo *out_plugin_info) |
| 603 |
{ |
610 |
{ |
| 604 |
void *handle = dlopen(plugin_path, RTLD_LAZY); |
611 |
pid_t pid; |
| 605 |
if (handle == NULL) |
612 |
#define EXIT_TRUE 0 |
| 606 |
return false; |
613 |
#define EXIT_FALSE 1 |
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614 |
|
| 615 |
if(0 > (pid = fork())) |
| 616 |
return false; |
| 617 |
|
| 618 |
/* IN Child */ |
| 619 |
if(!pid) |
| 620 |
{ |
| 621 |
/* test the libary in a child process to prevent a dodgy libary crashing app */ |
| 622 |
void *handle; |
| 623 |
bool ret; |
| 624 |
/* this line may throw SIGSEGV */ |
| 625 |
if(NULL == (handle = dlopen(plugin_path, RTLD_LAZY))) |
| 626 |
exit(EXIT_FALSE); |
| 627 |
|
| 628 |
ret = is_wrapper_plugin_handle(handle, out_plugin_info); |
| 629 |
dlclose(handle); |
| 630 |
exit( (ret) ? EXIT_TRUE : EXIT_FALSE ); |
| 631 |
} |
| 632 |
else |
| 633 |
{ |
| 634 |
int status; |
| 635 |
if(0 >(pid = waitpid(pid,&status,0))) |
| 636 |
return false; |
| 607 |
|
637 |
|
| 608 |
bool ret = is_wrapper_plugin_handle(handle, out_plugin_info); |
638 |
return (status == EXIT_TRUE) ; |
| 609 |
dlclose(handle); |
639 |
} |
| 610 |
return ret; |
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|
| 611 |
} |
640 |
} |
| 612 |
|
641 |
|
| 613 |
static bool is_wrapper_plugin_0(const char *plugin_path) |
642 |
static bool is_wrapper_plugin_0(const char *plugin_path) |
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Lines 643-678
static bool is_system_wide_wrapper_plugi
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| 643 |
|
672 |
|
| 644 |
typedef bool (*is_plugin_cb)(const char *plugin_path, NPW_PluginInfo *plugin_info); |
673 |
typedef bool (*is_plugin_cb)(const char *plugin_path, NPW_PluginInfo *plugin_info); |
| 645 |
typedef int (*process_plugin_cb)(const char *plugin_path, NPW_PluginInfo *plugin_info); |
674 |
typedef int (*process_plugin_cb)(const char *plugin_path, NPW_PluginInfo *plugin_info); |
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|
675 |
static int process_entry(struct dirent *ent,const char *plugin_dir,is_plugin_cb test, process_plugin_cb process); |
| 646 |
|
676 |
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| 647 |
static int process_plugin_dir(const char *plugin_dir, is_plugin_cb test, process_plugin_cb process) |
677 |
static int process_plugin_dir(const char *plugin_dir, is_plugin_cb test, process_plugin_cb process) |
| 648 |
{ |
678 |
{ |
| 649 |
if (g_verbose) |
679 |
DIR *dir; |
| 650 |
printf("Looking for plugins in %s\n", plugin_dir); |
680 |
struct dirent *ent; |
| 651 |
|
681 |
|
| 652 |
DIR *dir = opendir(plugin_dir); |
682 |
if( !plugin_dir || !test || !process) |
| 653 |
if (dir == NULL) |
683 |
return -1; |
| 654 |
return -1; |
684 |
|
| 655 |
|
685 |
if(g_verbose) |
| 656 |
int plugin_path_length = 256; |
686 |
printf("\nLooking for plugins in %s\n", plugin_dir); |
| 657 |
char *plugin_path = (char *)malloc(plugin_path_length); |
687 |
|
| 658 |
int plugin_dir_length = strlen(plugin_dir); |
688 |
if( ! (dir = opendir(plugin_dir))) |
| 659 |
|
689 |
return 1; |
| 660 |
struct dirent *ent; |
690 |
|
| 661 |
while ((ent = readdir(dir)) != NULL) { |
691 |
while(NULL != (ent = readdir(dir))) |
| 662 |
int len = plugin_dir_length + 1 + strlen(ent->d_name) + 1; |
692 |
if( process_entry(ent,plugin_dir,test,process) ) { |
| 663 |
if (len > plugin_path_length) { |
693 |
closedir(dir); |
| 664 |
plugin_path_length = len; |
694 |
return -1; |
| 665 |
plugin_path = (char *)realloc(plugin_path, plugin_path_length); |
695 |
} |
| 666 |
} |
696 |
closedir(dir); |
| 667 |
sprintf(plugin_path, "%s/%s", plugin_dir, ent->d_name); |
697 |
return 0; |
| 668 |
NPW_PluginInfo plugin_info; |
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|
| 669 |
if (test(plugin_path, &plugin_info)) |
| 670 |
process(plugin_path, &plugin_info); |
| 671 |
} |
| 672 |
|
| 673 |
free(plugin_path); |
| 674 |
closedir(dir); |
| 675 |
return 0; |
| 676 |
} |
698 |
} |
| 677 |
|
699 |
|
| 678 |
static int do_install_plugin(const char *plugin_path, const char *plugin_dir, NPW_PluginInfo *plugin_info) |
700 |
static int do_install_plugin(const char *plugin_path, const char *plugin_dir, NPW_PluginInfo *plugin_info) |
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Lines 1089-1091
int main(int argc, char *argv[])
Link Here
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| 1089 |
|
1111 |
|
| 1090 |
return 0; |
1112 |
return 0; |
| 1091 |
} |
1113 |
} |
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1114 |
|
| 1115 |
static int process_entry(struct dirent *ent,const char *plugin_dir,is_plugin_cb test, process_plugin_cb process) |
| 1116 |
{ |
| 1117 |
NPW_PluginInfo plugin_info = {{0}} ; |
| 1118 |
int len,tot; |
| 1119 |
char *p; |
| 1120 |
|
| 1121 |
if(!ent || !plugin_dir || !test || !process ) |
| 1122 |
return -1; |
| 1123 |
|
| 1124 |
if(!(p = malloc((len = strlen(ent->d_name) + strlen(plugin_dir) + 5)))) |
| 1125 |
return -1; |
| 1126 |
|
| 1127 |
tot = snprintf(p,len-1, "%s/%s", plugin_dir, ent->d_name); |
| 1128 |
p[tot] = '\0'; |
| 1129 |
|
| 1130 |
if(test(p, &plugin_info)) |
| 1131 |
process(p, &plugin_info); |
| 1132 |
free(p); |
| 1133 |
return 0; |
| 1134 |
} |
| 1135 |
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| 1136 |
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