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Keep track of the number of opened files in the sim to enforce the same limit as on target.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15045 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Nicolas Pennequin 2007-10-09 15:15:00 +00:00
parent f22e323e63
commit ef9abe4385
3 changed files with 32 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

2
apps/plugin.c
View file

@ -209,7 +209,7 @@ static const struct plugin_api rockbox_api = {
/* file */ /* file */
(open_func)PREFIX(open), (open_func)PREFIX(open),
close, PREFIX(close),
(read_func)PREFIX(read), (read_func)PREFIX(read),
PREFIX(lseek), PREFIX(lseek),
(creat_func)PREFIX(creat), (creat_func)PREFIX(creat),

1
firmware/include/file.h
View file

@ -57,6 +57,7 @@
#define lseek(x,y,z) sim_lseek(x,y,z) #define lseek(x,y,z) sim_lseek(x,y,z)
#define read(x,y,z) sim_read(x,y,z) #define read(x,y,z) sim_read(x,y,z)
#define write(x,y,z) sim_write(x,y,z) #define write(x,y,z) sim_write(x,y,z)
#define close(x) sim_close(x)
#endif #endif
typedef int (*open_func)(const char* pathname, int flags); typedef int (*open_func)(const char* pathname, int flags);

35
uisimulator/common/io.c
View file

@ -45,6 +45,7 @@
#endif #endif
#define MAX_PATH 260 #define MAX_PATH 260
#define MAX_OPEN_FILES 11
#include <fcntl.h> #include <fcntl.h>
#include <SDL.h> #include <SDL.h>
@ -125,6 +126,7 @@ extern int _wrmdir(const wchar_t*);
#define CLOSEDIR(a) (closedir)(a) #define CLOSEDIR(a) (closedir)(a)
#define STAT(a,b) (stat)(a,b) #define STAT(a,b) (stat)(a,b)
#define OPEN(a,b,c) (open)(a,b,c) #define OPEN(a,b,c) (open)(a,b,c)
#define CLOSE(x) (close)(x)
#define REMOVE(a) (remove)(a) #define REMOVE(a) (remove)(a)
#define RENAME(a,b) (rename)(a,b) #define RENAME(a,b) (rename)(a,b)
@ -138,6 +140,8 @@ void dircache_rename(const char *oldpath, const char *newpath);
#define SIMULATOR_ARCHOS_ROOT "archos" #define SIMULATOR_ARCHOS_ROOT "archos"
static int num_openfiles = 0;
struct sim_dirent { struct sim_dirent {
unsigned char d_name[MAX_PATH]; unsigned char d_name[MAX_PATH];
int attribute; int attribute;
@ -387,23 +391,44 @@ int sim_open(const char *name, int o)
{ {
char buffer[MAX_PATH]; /* sufficiently big */ char buffer[MAX_PATH]; /* sufficiently big */
int opts = rockbox2sim(o); int opts = rockbox2sim(o);
int ret;
if (num_openfiles >= MAX_OPEN_FILES)
return -2;
#ifndef __PCTOOL__ #ifndef __PCTOOL__
if(name[0] == '/') if(name[0] == '/')
{ {
snprintf(buffer, sizeof(buffer), "%s%s", SIMULATOR_ARCHOS_ROOT, name); snprintf(buffer, sizeof(buffer), "%s%s", SIMULATOR_ARCHOS_ROOT, name);
debugf("We open the real file '%s'\n", buffer); debugf("We open the real file '%s'\n", buffer);
return OPEN(buffer, opts, 0666); if (num_openfiles < MAX_OPEN_FILES)
{
ret = OPEN(buffer, opts, 0666);
if (ret >= 0) num_openfiles++;
return ret;
}
} }
fprintf(stderr, "WARNING, bad file name lacks slash: %s\n", fprintf(stderr, "WARNING, bad file name lacks slash: %s\n",
name); name);
return -1; return -1;
#else #else
return OPEN(name, opts, 0666); if (num_openfiles < MAX_OPEN_FILES)
{
ret = OPEN(buffer, opts, 0666);
if (ret >= 0) num_openfiles++;
return ret;
}
#endif #endif
}
int sim_close(int fd)
{
int ret;
ret = CLOSE(fd);
if (ret == 0) num_openfiles--;
return ret;
} }
int sim_creat(const char *name) int sim_creat(const char *name)