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Handle an OOM error when downloading

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This commit is contained in:
wiidev 2021-02-05 19:51:15 +00:00
parent 370d28f1fd
commit 63e9d31b74
2 changed files with 22 additions and 6 deletions
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6
source/menu/menu_download.cpp
View File

@ -1658,10 +1658,10 @@ int CMenu::_gametdbDownloaderAsync()
m_thrdMessageAdded = true; m_thrdMessageAdded = true;
struct download file = {}; struct download file = {};
downloadfile(fmt(GAMETDB_URL, langCode.c_str()), &file); downloadfile(fmt(GAMETDB_URL, langCode.c_str()), &file);
if(file.size <= 0) if(errno == ENOMEM)
{ return -1;
else if(file.size <= 0)
return -3; return -3;
}
else else
{ {
update_pThread(1); // It's downloaded update_pThread(1); // It's downloaded

22
source/network/https.c
View File

@ -165,6 +165,14 @@ bool read_chunked(HTTP_INFO *httpinfo, struct download *buffer, size_t start_pos
#endif #endif
capacity *= 2; capacity *= 2;
buffer->data = MEM2_realloc(buffer->data, capacity); buffer->data = MEM2_realloc(buffer->data, capacity);
if (!buffer->data) // A custom theme is using too much memory
{
#ifdef DEBUG_NETWORK
gprintf("Out of memory!\n");
#endif
errno = ENOMEM;
return false;
}
} }
if ((ret = https_read(httpinfo, &buffer->data[start_pos], capacity - start_pos, false)) < 1) if ((ret = https_read(httpinfo, &buffer->data[start_pos], capacity - start_pos, false)) < 1)
return false; return false;
@ -200,6 +208,14 @@ bool read_all(HTTP_INFO *httpinfo, struct download *buffer, size_t start_pos)
#endif #endif
capacity *= 2; capacity *= 2;
buffer->data = MEM2_realloc(buffer->data, capacity); buffer->data = MEM2_realloc(buffer->data, capacity);
if (!buffer->data) // A custom theme is using too much memory
{
#ifdef DEBUG_NETWORK
gprintf("Out of memory!\n");
#endif
errno = ENOMEM;
return false;
}
} }
if ((ret = https_read(httpinfo, &buffer->data[start_pos], capacity - start_pos, false)) == 0) if ((ret = https_read(httpinfo, &buffer->data[start_pos], capacity - start_pos, false)) == 0)
break; break;
@ -347,7 +363,7 @@ void downloadfile(const char *url, struct download *buffer)
} }
else else
return; return;
if (path == NULL) if (!path)
return; return;
// Get the host // Get the host
int domainlength = path - url - 7 - httpinfo.use_https; int domainlength = path - url - 7 - httpinfo.use_https;
@ -434,7 +450,7 @@ void downloadfile(const char *url, struct download *buffer)
return; return;
} }
// Attempt to resume the session // Attempt to resume the session
if (session != NULL && wolfSSL_set_session(httpinfo.ssl, session) != SSL_SUCCESS) if (session && wolfSSL_set_session(httpinfo.ssl, session) != SSL_SUCCESS)
{ {
#ifdef DEBUG_NETWORK #ifdef DEBUG_NETWORK
gprintf("Failed to set session (session timed out?)\n"); gprintf("Failed to set session (session timed out?)\n");
@ -458,7 +474,7 @@ void downloadfile(const char *url, struct download *buffer)
usleep(10000); usleep(10000);
} }
// Check if we resumed successfully // Check if we resumed successfully
if (session != NULL && !wolfSSL_session_reused(httpinfo.ssl)) if (session && !wolfSSL_session_reused(httpinfo.ssl))
{ {
#ifdef DEBUG_NETWORK #ifdef DEBUG_NETWORK
gprintf("Failed to resume session\n"); gprintf("Failed to resume session\n");