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chore: decompose current_sandbox.h

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Sean McBride 5 years ago
parent 338e1e3667
commit a29f36ca13
7 changed files with 196 additions and 185 deletions
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190
runtime/include/current_sandbox.h
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@ -0,0 +1,190 @@
#ifndef SFRT_CURRENT_SANDBOX_H
#define SFRT_CURRENT_SANDBOX_H
#include <sandbox.h>
#include <types.h>
/**
* Getter for the current sandbox executing on this thread
* @returns the current sandbox executing on this thread
**/
static inline struct sandbox *
current_sandbox__get(void)
{
return current_sandbox;
}
/**
* Setter for the current sandbox executing on this thread
* @param sandbox the sandbox we are setting this thread to run
**/
static inline void
current_sandbox__set(struct sandbox *sandbox)
{
// FIXME: critical-section.
current_sandbox = sandbox;
if (sandbox == NULL) return;
// Thread Local State about the Current Sandbox
sandbox_lmbase = sandbox->linear_memory_start;
sandbox_lmbound = sandbox->linear_memory_size;
module_indirect_table = sandbox->module->indirect_table;
}
/**
* Getter for the arguments of the current sandbox
* @return the arguments of the current sandbox
*/
static inline char *
current_sandbox__get_arguments(void)
{
struct sandbox *sandbox = current_sandbox__get();
return sandbox__get_arguments(sandbox);
}
/**
* Initializes and returns an IO handle on the current sandbox ready for use
* @return index of handle we preopened or -1 if all handles are exhausted
**/
static inline int
current_sandbox__initialize_io_handle(void)
{
struct sandbox *sandbox = current_sandbox__get();
return sandbox__initialize_io_handle(sandbox);
}
/**
* Initializes and returns an IO handle on the current sandbox ready for use
* @param file_descriptor what we'll set on the IO handle after initialization
* @return index of handle we preopened or -1 if all handles are exhausted
**/
static inline int
current_sandbox__initialize_io_handle_and_set_file_descriptor(int file_descriptor)
{
struct sandbox *sandbox = current_sandbox__get();
return sandbox__initialize_io_handle_and_set_file_descriptor(sandbox, file_descriptor);
}
extern http_parser_settings global__http_parser_settings;
int sandbox__parse_http_request(struct sandbox *sandbox, size_t l);
/**
* Parse the current sandbox's request_response_data up to length
* @param length
* @returns 0
**/
static inline int
current_sandbox__parse_http_request(size_t length)
{
return sandbox__parse_http_request(current_sandbox__get(), length);
}
/**
* Sets the file descriptor of the sandbox's ith io_handle
* Returns error condition if the file_descriptor to set does not contain sandbox preopen magin
* @param handle_index index of the sandbox handles we want to set
* @param file_descriptor the file descripter we want to set it to
* @returns the index that was set or -1 in case of error
**/
static inline int
current_sandbox__set_file_descriptor(int handle_index, int file_descriptor)
{
struct sandbox *sandbox = current_sandbox__get();
return sandbox__set_file_descriptor(sandbox, handle_index, file_descriptor);
}
/**
* Get the file descriptor of the sandbox's ith io_handle
* @param handle_index index into the sandbox's handles table
* @returns file descriptor
**/
static inline int
current_sandbox__get_file_descriptor(int handle_index)
{
struct sandbox *sandbox = current_sandbox__get();
return sandbox__get_file_descriptor(sandbox, handle_index);
}
/**
* Close the sandbox's ith io_handle
* @param handle_index index of the handle to close
**/
static inline void
current_sandbox__close_file_descriptor(int handle_index)
{
struct sandbox *sandbox = current_sandbox__get();
sandbox__close_file_descriptor(sandbox, handle_index);
}
/**
* Get the Libuv handle located at idx of the sandbox ith io_handle
* @param handle_index index of the handle containing libuv_handle???
* @returns any libuv handle
**/
static inline union uv_any_handle *
current_sandbox__get_libuv_handle(int handle_index)
{
struct sandbox *sandbox = current_sandbox__get();
return sandbox__get_libuv_handle(sandbox, handle_index);
}
/**
* Gets the HTTP Request body from the current sandbox
* @param body pointer that we'll assign to the http_request body
* @returns the length of the http_request's body
**/
static inline int
current_sandbox__get_http_request_body(char **body)
{
return http_request__get_body(&current_sandbox__get()->http_request, body);
}
/**
* Set an HTTP Response Header on the current sandbox
* @param header string of the header that we want to set
* @param length the length of the header string
* @returns 0 (abends program in case of error)
**/
static inline int
current_sandbox__set_http_response_header(char *header, int length)
{
return http_response__set_header(&current_sandbox__get()->http_response, header, length);
}
/**
* Set an HTTP Response Body on the current sandbox
* @param body string of the body that we want to set
* @param length the length of the body string
* @returns 0 (abends program in case of error)
**/
static inline int
current_sandbox__set_http_response_body(char *body, int length)
{
return http_response__set_body(&current_sandbox__get()->http_response, body, length);
}
/**
* Set an HTTP Response Status on the current sandbox
* @param status string of the status we want to set
* @param length the length of the status
* @returns 0 (abends program in case of error)
**/
static inline int
current_sandbox__set_http_response_status(char *status, int length)
{
return http_response__set_status(&current_sandbox__get()->http_response, status, length);
}
/**
* Encode the current sandbox's HTTP Response as an array of buffers
* @returns the number of buffers used to store the HTTP Response
**/
static inline int
current_sandbox__vectorize_http_response(void)
{
return http_response__encode_as_vector(&current_sandbox__get()->http_response);
}
#endif /* SFRT_CURRENT_SANDBOX_H */

186
runtime/include/sandbox.h
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@ -207,47 +207,7 @@ sandbox__get_libuv_handle(struct sandbox *sandbox, int handle_index)
return &sandbox->handles[handle_index].libuv_handle;
}
/***************************
* Current Sandbox *
**************************/
/**
* Getter for the current sandbox executing on this thread
* @returns the current sandbox executing on this thread
**/
static inline struct sandbox *
current_sandbox__get(void)
{
return current_sandbox;
}
/**
* Setter for the current sandbox executing on this thread
* @param sandbox the sandbox we are setting this thread to run
**/
static inline void
current_sandbox__set(struct sandbox *sandbox)
{
// FIXME: critical-section.
current_sandbox = sandbox;
if (sandbox == NULL) return;
// Thread Local State about the Current Sandbox
sandbox_lmbase = sandbox->linear_memory_start;
sandbox_lmbound = sandbox->linear_memory_size;
module_indirect_table = sandbox->module->indirect_table;
}
/**
* Getter for the arguments of the current sandbox
* @return the arguments of the current sandbox
*/
static inline char *
current_sandbox__get_arguments(void)
{
struct sandbox *sandbox = current_sandbox__get();
return sandbox__get_arguments(sandbox);
}
void * sandbox_worker_main(void *data);
struct sandbox *get_next_sandbox_from_local_run_queue(int interrupt);
@ -262,150 +222,6 @@ void sandbox_response(void);
// should have been called with stack allocated and current_sandbox__get() set!
void sandbox_main(void);
void current_sandbox__exit(void);
/**
* Initializes and returns an IO handle on the current sandbox ready for use
* @return index of handle we preopened or -1 if all handles are exhausted
**/
static inline int
current_sandbox__initialize_io_handle(void)
{
struct sandbox *sandbox = current_sandbox__get();
return sandbox__initialize_io_handle(sandbox);
}
/**
* Initializes and returns an IO handle on the current sandbox ready for use
* @param file_descriptor what we'll set on the IO handle after initialization
* @return index of handle we preopened or -1 if all handles are exhausted
**/
static inline int
current_sandbox__initialize_io_handle_and_set_file_descriptor(int file_descriptor)
{
struct sandbox *sandbox = current_sandbox__get();
return sandbox__initialize_io_handle_and_set_file_descriptor(sandbox, file_descriptor);
}
extern http_parser_settings global__http_parser_settings;
int sandbox__parse_http_request(struct sandbox *sandbox, size_t l);
/**
* Parse the current sandbox's request_response_data up to length
* @param length
* @returns 0
**/
static inline int
current_sandbox__parse_http_request(size_t length)
{
return sandbox__parse_http_request(current_sandbox__get(), length);
}
/**
* Sets the file descriptor of the sandbox's ith io_handle
* Returns error condition if the file_descriptor to set does not contain sandbox preopen magin
* @param handle_index index of the sandbox handles we want to set
* @param file_descriptor the file descripter we want to set it to
* @returns the index that was set or -1 in case of error
**/
static inline int
current_sandbox__set_file_descriptor(int handle_index, int file_descriptor)
{
struct sandbox *sandbox = current_sandbox__get();
return sandbox__set_file_descriptor(sandbox, handle_index, file_descriptor);
}
/**
* Get the file descriptor of the sandbox's ith io_handle
* @param handle_index index into the sandbox's handles table
* @returns file descriptor
**/
static inline int
current_sandbox__get_file_descriptor(int handle_index)
{
struct sandbox *sandbox = current_sandbox__get();
return sandbox__get_file_descriptor(sandbox, handle_index);
}
/**
* Close the sandbox's ith io_handle
* @param handle_index index of the handle to close
**/
static inline void
current_sandbox__close_file_descriptor(int handle_index)
{
struct sandbox *sandbox = current_sandbox__get();
sandbox__close_file_descriptor(sandbox, handle_index);
}
/**
* Get the Libuv handle located at idx of the sandbox ith io_handle
* @param handle_index index of the handle containing libuv_handle???
* @returns any libuv handle
**/
static inline union uv_any_handle *
current_sandbox__get_libuv_handle(int handle_index)
{
struct sandbox *sandbox = current_sandbox__get();
return sandbox__get_libuv_handle(sandbox, handle_index);
}
/**
* Gets the HTTP Request body from the current sandbox
* @param body pointer that we'll assign to the http_request body
* @returns the length of the http_request's body
**/
static inline int
current_sandbox__get_http_request_body(char **body)
{
return http_request__get_body(&current_sandbox__get()->http_request, body);
}
/**
* Set an HTTP Response Header on the current sandbox
* @param header string of the header that we want to set
* @param length the length of the header string
* @returns 0 (abends program in case of error)
**/
static inline int
current_sandbox__set_http_response_header(char *header, int length)
{
return http_response__set_header(&current_sandbox__get()->http_response, header, length);
}
/**
* Set an HTTP Response Body on the current sandbox
* @param body string of the body that we want to set
* @param length the length of the body string
* @returns 0 (abends program in case of error)
**/
static inline int
current_sandbox__set_http_response_body(char *body, int length)
{
return http_response__set_body(&current_sandbox__get()->http_response, body, length);
}
/**
* Set an HTTP Response Status on the current sandbox
* @param status string of the status we want to set
* @param length the length of the status
* @returns 0 (abends program in case of error)
**/
static inline int
current_sandbox__set_http_response_status(char *status, int length)
{
return http_response__set_status(&current_sandbox__get()->http_response, status, length);
}
/**
* Encode the current sandbox's HTTP Response as an array of buffers
* @returns the number of buffers used to store the HTTP Response
**/
static inline int
current_sandbox__vectorize_http_response(void)
{
return http_response__encode_as_vector(&current_sandbox__get()->http_response);
}
int sandbox__parse_http_request(struct sandbox *sandbox, size_t length);
#endif /* SFRT_SANDBOX_H */

1
runtime/src/libc/uvio.c
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@ -2,6 +2,7 @@
#include <sandbox.h>
#include <uv.h>
#include <http/http_request.h>
#include <current_sandbox.h>
// What should we tell the child program its UID and GID are?
#define UID 0xFF

1
runtime/src/memory/64bit_nix.c
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@ -1,6 +1,7 @@
/* Code from https://github.com/gwsystems/silverfish/blob/master/runtime/memory/64bit_nix.c */
#include <runtime.h>
#include <sandbox.h>
#include <current_sandbox.h>
#ifdef USE_MEM_VM

1
runtime/src/runtime.c
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@ -11,6 +11,7 @@
#include <uv.h>
#include <util.h>
#include <http/http_parser_settings.h>
#include <current_sandbox.h>
#include "sandbox_request.h"

1
runtime/src/sandbox.c
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@ -7,6 +7,7 @@
#include <uv.h>
#include <libuv_callbacks.h>
#include <util.h>
#include <current_sandbox.h>
/**
* Takes the arguments from the sandbox struct and writes them into the WebAssembly linear memory

1
runtime/src/softint.c
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@ -12,6 +12,7 @@
#include <module.h>
#include <arch/context.h>
#include <softint.h>
#include <current_sandbox.h>
/***************************************
* Process Globals

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