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Use only safe string functions

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This commit is contained in:
Sam Lantinga
2006-02-19 23:46:34 +00:00
parent b56a6d0212
commit 0ef73d9eae
60 changed files with 223 additions and 263 deletions
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26
src/joystick/linux/SDL_sysjoystick.c
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@@ -179,17 +179,6 @@ struct joystick_hwdata {
#endif
};
static char *mystrdup(const char *string)
{
char *newstring;
newstring = (char *)SDL_malloc(SDL_strlen(string)+1);
if ( newstring ) {
SDL_strcpy(newstring, string);
}
return(newstring);
}
#ifndef NO_LOGICAL_JOYSTICKS
@@ -204,7 +193,7 @@ static int CountLogicalJoysticks(int max)
name = SDL_SYS_JoystickName(i);
if (name) {
for(j = 0; j < SDL_TABLESIZE(joystick_logicalmap); j++) {
for(j = 0; j < SDL_arraysize(joystick_logicalmap); j++) {
if (!SDL_strcmp(name, joystick_logicalmap[j].name)) {
prev = i;
@@ -303,13 +292,12 @@ int SDL_SYS_JoystickInit(void)
/* First see if the user specified a joystick to use */
if ( SDL_getenv("SDL_JOYSTICK_DEVICE") != NULL ) {
SDL_strncpy(path, SDL_getenv("SDL_JOYSTICK_DEVICE"), sizeof(path));
path[sizeof(path)-1] = '\0';
SDL_strlcpy(path, SDL_getenv("SDL_JOYSTICK_DEVICE"), sizeof(path));
if ( stat(path, &sb) == 0 ) {
fd = open(path, O_RDONLY, 0);
if ( fd >= 0 ) {
/* Assume the user knows what they're doing. */
SDL_joylist[numjoysticks].fname =mystrdup(path);
SDL_joylist[numjoysticks].fname = SDL_strdup(path);
if ( SDL_joylist[numjoysticks].fname ) {
dev_nums[numjoysticks] = sb.st_rdev;
++numjoysticks;
@@ -319,7 +307,7 @@ int SDL_SYS_JoystickInit(void)
}
}
for ( i=0; i<SDL_TABLESIZE(joydev_pattern); ++i ) {
for ( i=0; i<SDL_arraysize(joydev_pattern); ++i ) {
for ( j=0; j < MAX_JOYSTICKS; ++j ) {
SDL_snprintf(path, SDL_arraysize(path), joydev_pattern[i], j);
@@ -357,7 +345,7 @@ int SDL_SYS_JoystickInit(void)
close(fd);
/* We're fine, add this joystick */
SDL_joylist[numjoysticks].fname =mystrdup(path);
SDL_joylist[numjoysticks].fname = SDL_strdup(path);
if ( SDL_joylist[numjoysticks].fname ) {
dev_nums[numjoysticks] = sb.st_rdev;
++numjoysticks;
@@ -489,7 +477,7 @@ static SDL_bool JS_ConfigJoystick(SDL_Joystick *joystick, int fd)
}
/* Special joystick support */
for ( i=0; i < SDL_TABLESIZE(special_joysticks); ++i ) {
for ( i=0; i < SDL_arraysize(special_joysticks); ++i ) {
if ( SDL_strcmp(name, special_joysticks[i].name) == 0 ) {
joystick->naxes = special_joysticks[i].naxes;
@@ -503,7 +491,7 @@ static SDL_bool JS_ConfigJoystick(SDL_Joystick *joystick, int fd)
/* User environment joystick support */
if ( (env = SDL_getenv("SDL_LINUX_JOYSTICK")) ) {
SDL_strcpy(env_name, "");
*env_name = '\0';
if ( *env == '\'' && SDL_sscanf(env, "'%[^']s'", env_name) == 1 )
env += SDL_strlen(env_name)+2;
else if ( SDL_sscanf(env, "%s", env_name) == 1 )