UNLOZE/sm-ext-accelerator-2023
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Structure the metadata file for sane parsing

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Also, use breakpad's libc replacement functions in the signal handler to avoid memory corruption issues.
This commit is contained in:
Asher Baker 2015-10-23 12:10:09 +01:00
parent 354f1a4a7d
commit 45fbcc5563
1 changed files with 32 additions and 12 deletions
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44
extension/extension.cpp
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@ -24,6 +24,7 @@
#if defined _LINUX #if defined _LINUX
#include "client/linux/handler/exception_handler.h" #include "client/linux/handler/exception_handler.h"
#include "common/linux/linux_libc_support.h"
#include "third_party/lss/linux_syscall_support.h" #include "third_party/lss/linux_syscall_support.h"
#include <signal.h> #include <signal.h>
@ -46,9 +47,9 @@ char buffer[512];
google_breakpad::ExceptionHandler *handler = NULL; google_breakpad::ExceptionHandler *handler = NULL;
struct PluginInfo { struct PluginInfo {
unsigned int serial; unsigned int serial;
PluginStatus status; PluginStatus status;
char filename[256]; char filename[256];
char name[256]; char name[256];
char author[256]; char author[256];
char description[256]; char description[256];
@ -73,11 +74,11 @@ static bool dumpCallback(const google_breakpad::MinidumpDescriptor& descriptor,
//printf("Wrote minidump to: %s\n", descriptor.path()); //printf("Wrote minidump to: %s\n", descriptor.path());
sys_write(STDOUT_FILENO, "Wrote minidump to: ", 19); sys_write(STDOUT_FILENO, "Wrote minidump to: ", 19);
sys_write(STDOUT_FILENO, descriptor.path(), strlen(descriptor.path())); sys_write(STDOUT_FILENO, descriptor.path(), my_strlen(descriptor.path()));
sys_write(STDOUT_FILENO, "\n", 1); sys_write(STDOUT_FILENO, "\n", 1);
strcpy(buffer, descriptor.path()); my_strlcpy(buffer, descriptor.path(), sizeof(buffer));
strcat(buffer, ".txt"); my_strlcat(buffer, ".txt", sizeof(buffer));
int extra = sys_open(buffer, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR); int extra = sys_open(buffer, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR);
if (extra == -1) { if (extra == -1) {
@ -85,20 +86,39 @@ static bool dumpCallback(const google_breakpad::MinidumpDescriptor& descriptor,
return succeeded; return succeeded;
} }
char pis[64];
char pds[32];
for (unsigned i = 0; i < plugin_count; ++i) { for (unsigned i = 0; i < plugin_count; ++i) {
PluginInfo *p = &plugins[i]; PluginInfo *p = &plugins[i];
if (p->serial == 0) continue; if (p->serial == 0) continue;
sys_write(extra, p->filename, strlen(p->filename)); my_uitos(pds, i, my_uint_len(i));
pds[my_uint_len(i)] = '\0';
my_strlcpy(pis, "plugin[", sizeof(pis));
my_strlcat(pis, pds, sizeof(pis));
my_strlcat(pis, "].", sizeof(pis));
sys_write(extra, pis, my_strlen(pis));
sys_write(extra, "filename=", 9);
sys_write(extra, p->filename, my_strlen(p->filename));
sys_write(extra, "\n", 1); sys_write(extra, "\n", 1);
sys_write(extra, p->name, strlen(p->name)); sys_write(extra, pis, my_strlen(pis));
sys_write(extra, "name=", 5);
sys_write(extra, p->name, my_strlen(p->name));
sys_write(extra, "\n", 1); sys_write(extra, "\n", 1);
sys_write(extra, p->author, strlen(p->author)); sys_write(extra, pis, my_strlen(pis));
sys_write(extra, "author=", 7);
sys_write(extra, p->author, my_strlen(p->author));
sys_write(extra, "\n", 1); sys_write(extra, "\n", 1);
sys_write(extra, p->description, strlen(p->description)); sys_write(extra, pis, my_strlen(pis));
sys_write(extra, "description=", 12);
sys_write(extra, p->description, my_strlen(p->description));
sys_write(extra, "\n", 1); sys_write(extra, "\n", 1);
sys_write(extra, p->version, strlen(p->version)); sys_write(extra, pis, my_strlen(pis));
sys_write(extra, "version=", 8);
sys_write(extra, p->version, my_strlen(p->version));
sys_write(extra, "\n", 1); sys_write(extra, "\n", 1);
sys_write(extra, p->url, strlen(p->url)); sys_write(extra, pis, my_strlen(pis));
sys_write(extra, "url=", 4);
sys_write(extra, p->url, my_strlen(p->url));
sys_write(extra, "\n", 1); sys_write(extra, "\n", 1);
} }