Android/scrcpy
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Replace VLA by dynamic allocation

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And increase the command buffer size.

Refs #1358 <https://github.com/Genymobile/scrcpy/issues/1358#issuecomment-862989748>
PR #2405 <https://github.com/Genymobile/scrcpy/pull/2405>

Signed-off-by: Romain Vimont <rom@rom1v.com>
This commit is contained in:
Wirtos_new 2021-06-19 18:47:57 +03:00 committed by Romain Vimont
parent fda32928c1
commit a9d9cbf8b5
2 changed files with 25 additions and 7 deletions
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25
app/src/adb.c
View file

@ -81,14 +81,20 @@ show_adb_installation_msg() {
static void
show_adb_err_msg(enum process_result err, const char *const argv[]) {
char buf[512];
#define MAX_COMMAND_STRING_LEN 1024
char *buf = malloc(MAX_COMMAND_STRING_LEN);
if (!buf) {
LOGE("Failed to execute (could not allocate error message)");
return;
}
switch (err) {
case PROCESS_ERROR_GENERIC:
argv_to_string(argv, buf, sizeof(buf));
argv_to_string(argv, buf, MAX_COMMAND_STRING_LEN);
LOGE("Failed to execute: %s", buf);
break;
case PROCESS_ERROR_MISSING_BINARY:
argv_to_string(argv, buf, sizeof(buf));
argv_to_string(argv, buf, MAX_COMMAND_STRING_LEN);
LOGE("Command not found: %s", buf);
LOGE("(make 'adb' accessible from your PATH or define its full"
"path in the ADB environment variable)");
@ -98,13 +104,20 @@ show_adb_err_msg(enum process_result err, const char *const argv[]) {
// do nothing
break;
}
free(buf);
}
process_t
adb_execute(const char *serial, const char *const adb_cmd[], size_t len) {
const char *argv[len + 4];
int i;
process_t process;
const char **argv = malloc((len + 4) * sizeof(*argv));
if (!argv) {
return PROCESS_NONE;
}
argv[0] = get_adb_command();
if (serial) {
argv[1] = "-s";
@ -119,8 +132,10 @@ adb_execute(const char *serial, const char *const adb_cmd[], size_t len) {
enum process_result r = process_execute(argv, &process);
if (r != PROCESS_SUCCESS) {
show_adb_err_msg(r, argv);
return PROCESS_NONE;
process = PROCESS_NONE;
}
free(argv);
return process;
}

7
app/src/sys/win/process.c
View file

@ -6,6 +6,8 @@
#include "util/log.h"
#include "util/str_util.h"
#define CMD_MAX_LEN 8192
static bool
build_cmd(char *cmd, size_t len, const char *const argv[]) {
// Windows command-line parsing is WTF:
@ -27,13 +29,14 @@ process_execute(const char *const argv[], HANDLE *handle) {
memset(&si, 0, sizeof(si));
si.cb = sizeof(si);
char cmd[256];
if (!build_cmd(cmd, sizeof(cmd), argv)) {
char *cmd = malloc(CMD_MAX_LEN);
if (!cmd || !build_cmd(cmd, CMD_MAX_LEN, argv)) {
*handle = NULL;
return PROCESS_ERROR_GENERIC;
}
wchar_t *wide = utf8_to_wide_char(cmd);
free(cmd);
if (!wide) {
LOGC("Could not allocate wide char string");
return PROCESS_ERROR_GENERIC;