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Merge branch 'main' into LCD_API

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This commit is contained in:
Sander Speetjens
2023-11-09 15:01:36 +01:00
parent 8c71d3a4e2 419fbc5663
commit 0924eede06
24 changed files with 5061 additions and 184 deletions
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69
project/.clang-format Normal file
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@@ -0,0 +1,69 @@
---
AlignAfterOpenBracket: Align
AlignConsecutiveMacros: true
AlignConsecutiveAssignments: false
AlignConsecutiveDeclarations: false
AlignEscapedNewlines: Left
AlignOperands: true
AlignTrailingComments: true
AllowAllArgumentsOnNextLine: false
AllowAllParametersOfDeclarationOnNextLine: false
AllowShortBlocksOnASingleLine: false
AllowShortCaseLabelsOnASingleLine: false
AllowShortFunctionsOnASingleLine: None
AllowShortIfStatementsOnASingleLine: Never
AllowShortLoopsOnASingleLine: false
AlwaysBreakAfterReturnType: None
AlwaysBreakBeforeMultilineStrings: false
BinPackArguments: true
BinPackParameters: false
BreakBeforeBinaryOperators: NonAssignment
BreakBeforeBraces: Attach
BreakBeforeTernaryOperators: true
BreakStringLiterals: true
ColumnLimit: 120
ConstructorInitializerIndentWidth: 4
ContinuationIndentWidth: 4
DerivePointerAlignment: false
DisableFormat: false
ExperimentalAutoDetectBinPacking: false
IncludeBlocks: Preserve
IncludeCategories:
- Regex: "^<(.*)>"
Priority: 0
- Regex: ^"(.*)"
Priority: 1
- Regex: "(.*)"
Priority: 2
IncludeIsMainRegex: "(_test)?$"
IndentCaseLabels: true
IndentPPDirectives: None
IndentWidth: 4
IndentWrappedFunctionNames: false
KeepEmptyLinesAtTheStartOfBlocks: false
Language: Cpp
MaxEmptyLinesToKeep: 1
PenaltyBreakAssignment: 2
PenaltyBreakBeforeFirstCallParameter: 19
PenaltyBreakComment: 300
PenaltyBreakFirstLessLess: 120
PenaltyBreakString: 1000
PenaltyBreakTemplateDeclaration: 10
PenaltyExcessCharacter: 1000000
PenaltyReturnTypeOnItsOwnLine: 1000
PointerAlignment: Left
ReflowComments: true
SortIncludes: true
SpaceAfterCStyleCast: false
SpaceAfterLogicalNot: false
SpaceBeforeAssignmentOperators: true
SpaceBeforeParens: ControlStatements
SpaceInEmptyParentheses: false
SpacesBeforeTrailingComments: 1
SpacesInCStyleCastParentheses: false
SpacesInParentheses: false
SpacesInSquareBrackets: false
TabWidth: 4
UseTab: Never
UseCRLF: false
...

34
project/.mxproject
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File diff suppressed because one or more lines are too long

25
project/.settings/language.settings.xml
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@@ -1,25 +0,0 @@
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<project>
<configuration id="com.st.stm32cube.ide.mcu.gnu.managedbuild.config.exe.debug.1923792012" name="Debug">
<extension point="org.eclipse.cdt.core.LanguageSettingsProvider">
<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
<provider class="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" console="false" env-hash="1439583462234250292" id="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" keep-relative-paths="false" name="MCU ARM GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<language-scope id="org.eclipse.cdt.core.gcc"/>
<language-scope id="org.eclipse.cdt.core.g++"/>
</provider>
</extension>
</configuration>
<configuration id="com.st.stm32cube.ide.mcu.gnu.managedbuild.config.exe.release.2077354707" name="Release">
<extension point="org.eclipse.cdt.core.LanguageSettingsProvider">
<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
<provider class="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" console="false" env-hash="1439583462234250292" id="com.st.stm32cube.ide.mcu.toolchain.armnone.setup.CrossBuiltinSpecsDetector" keep-relative-paths="false" name="MCU ARM GCC Built-in Compiler Settings" parameter="${COMMAND} ${FLAGS} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<language-scope id="org.eclipse.cdt.core.gcc"/>
<language-scope id="org.eclipse.cdt.core.g++"/>
</provider>
</extension>
</configuration>
</project>

5
project/.settings/stm32cubeide.project.prefs
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@@ -1,5 +0,0 @@
635E684B79701B039C64EA45C3F84D30=80FB35DB9B6CC80F943DFC38749575DE
66BE74F758C12D739921AEA421D593D3=0
8DF89ED150041C4CBC7CB9A9CAA90856=61120D4BCEA54A37FDB6D8A0FEEC8DD5
DC22A860405A8BF2F2C095E5B6529F12=61120D4BCEA54A37FDB6D8A0FEEC8DD5
eclipse.preferences.version=1

4
project/CMakeLists.txt
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@@ -53,7 +53,9 @@ include_directories(LWIP/App LWIP/Target Core/Inc Middlewares/Third_Party/LwIP/s
add_definitions(-DDEBUG -DUSE_HAL_DRIVER -DSTM32F746xx)
file(GLOB_RECURSE SOURCES "Core/*.*" "LWIP/*.*" "Middlewares/*.*" "Drivers/*.*")
#file(GLOB_RECURSE SOURCES "Core/*.*" "LWIP/*.*" "Middlewares/*.*" "Drivers/*.*")
file(GLOB_RECURSE SOURCES "Core/Src/*.*" "Core/Startup/*.*" "LWIP/*.*" "Middlewares/*.*" "Drivers/*.*")
set(LINKER_SCRIPT ${CMAKE_SOURCE_DIR}/STM32F746NGHX_FLASH.ld)

4
project/CMakeLists_template.txt
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@@ -52,7 +52,9 @@ include_directories(${includes})
add_definitions(${defines})
file(GLOB_RECURSE SOURCES ${sources})
#file(GLOB_RECURSE SOURCES ${sources})
file(GLOB_RECURSE SOURCES "Core/Src/*.*" "Core/Startup/*.*" "LWIP/*.*" "Middlewares/*.*" "Drivers/*.*")
set(LINKER_SCRIPT $${CMAKE_SOURCE_DIR}/${linkerScript})

61
project/Core/Inc/llfs.h Normal file
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@@ -0,0 +1,61 @@
/**
* @file llfs.h
* @brief Linked List Filesystem header (llfs)
* @author Lorenz C.
*/
#ifndef LLFS_H
#define LLFS_H
#include <stddef.h>
#include <stdint.h>
/**
* @brief Representation of a file in the llfs filesystem
*/
typedef struct llfs_file {
const uint8_t* data; // Pointer to the file data (len bytes)
const char* name; // Null-terminated string with the filename
size_t len; // Length of the file data
} llfs_file_t;
/**
* @brief Internal representation of a file in the filesystem
* @warning This struct should only be used in the llfs_data.c file.
*/
struct llfs_data_file {
const uint8_t* data;
const char* name;
const size_t len;
const struct llfs_data_file* next;
};
/**
* @brief Get a list of files in the filesystem
* Get a list of all the files in the filesystem.
*
* Use the filter to filter out files with a filename that do not match the filter. (e.g. "*.txt" or "*.png|*.jpg") (not
* implemented yet) Multiple filters can be used by separating them with a pipe (|).
*
* The following members of the llfs_file_t struct are set: name, len and data. @ref llfs_file_t
*
* @todo Implement file filter
*
* @param[out] file_list A pointer to an array of llfs_file_t to store the files in @ref llfs_file_t
* @param[in] max_files The maximum number of files to return (size of file_list)
* @param[in] filter A string with file extensions to filter out. (e.g. "*.txt" or "*.png|*.jpg")
* @return The number of files returned
*/
size_t llfs_file_list(llfs_file_t* file_list, size_t max_files, char* filter);
/**
* @brief Open a file
* Get a file from the filesystem by name.
*
* @param[in] name The name of the file to open
* @return A pointer to a llfs_file_t with the file data @ref llfs_file_t
* NULL if the file does not exist
*/
llfs_file_t* llfs_file_open(const char* name);
#endif // LLFS_H

8
project/Core/Inc/log.h
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@@ -88,17 +88,17 @@
#endif
#if LOGGER_LEVEL <= 1
#define LOG_DEBUG(tag, fmt, ...) printf(LOG_COLOR_D"[Debug] (%lu) [%s]: " fmt LOG_RESET_COLOR "\r\n", logger_get_timestamp(), tag, ##__VA_ARGS__)
#define LOG_DEBUG(tag, fmt, ...) printf(LOG_COLOR_D"[Debug] (%lu) [%s]: " fmt LOG_RESET_COLOR "\r\n", logger_get_timestamp(), tag, ##__VA_ARGS__)
#else
#define LOG_DEBUG(tag, fmt, ...)
#endif
#if LOGGER_LEVEL <= 2
#define LOG_INFO(tag, fmt, ...) printf(LOG_COLOR_I"[Info] (%lu) [%s]: " fmt LOG_RESET_COLOR "\r\n", logger_get_timestamp(), tag, ##__VA_ARGS__)
#define LOG_INFO(tag, fmt, ...) printf(LOG_COLOR_I"[Info] (%lu) [%s]: " fmt LOG_RESET_COLOR "\r\n", logger_get_timestamp(), tag, ##__VA_ARGS__)
#else
#define LOG_INFO(tag, fmt, ...)
#endif
#if LOGGER_LEVEL <= 3
#define LOG_WARN(tag, fmt, ...) printf(LOG_COLOR_W"[Warning] (%lu) [%s]: " fmt LOG_RESET_COLOR "\r\n", logger_get_timestamp(), tag, ##__VA_ARGS__)
#define LOG_WARN(tag, fmt, ...) printf(LOG_COLOR_W"[Warning] (%lu) [%s]: " fmt LOG_RESET_COLOR "\r\n", logger_get_timestamp(), tag, ##__VA_ARGS__)
#else
#define LOG_WARN(tag, fmt, ...)
#endif
@@ -108,7 +108,7 @@
#define LOG_CRIT(tag, fmt, ...)
#endif
#if LOGGER_LEVEL <= 4
#define LOG_FATAL(tag, fmt, ...) printf(LOG_COLOR_F"[Fatal] (%lu) [%s]: " fmt LOG_RESET_COLOR "\r\n", logger_get_timestamp(), tag, ##__VA_ARGS__)
#define LOG_FATAL(tag, fmt, ...) printf(LOG_COLOR_F"[Fatal] (%lu) [%s]: " fmt LOG_RESET_COLOR "\r\n", logger_get_timestamp(), tag, ##__VA_ARGS__)
#else
#define LOG_FATAL(tag, fmt, ...)
#endif

50
project/Core/Src/llfs.c Normal file
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@@ -0,0 +1,50 @@
/**
* @file llfs.c
* @brief Linked List Filesystem implementation (llfs)
* @author Lorenz C.
* @todo Implement file extension filter
*/
#include <string.h>
#define LOGGER_LEVEL_WARN
#include "llfs.h"
#include "log.h"
extern struct llfs_data_file* llfs_root;
const char* TAG = "llfs";
// TODO: Implement file extension filter
size_t llfs_file_list(llfs_file_t* file_list, size_t max_files, char* filter) {
size_t file_count = 0;
const struct llfs_data_file* file = llfs_root;
LOG_DEBUG(TAG, "Getting file list with filter: %s", filter);
while (file != NULL && file_count < max_files) {
file_list[file_count].data = file->data;
file_list[file_count].name = file->name;
file_list[file_count].len = file->len;
file_count++;
file = file->next;
}
LOG_DEBUG(TAG, "Files found: %d", file_count);
return file_count;
}
llfs_file_t* llfs_file_open(const char* name) {
const struct llfs_data_file* file = llfs_root;
LOG_DEBUG(TAG, "Opening file: %s", name);
while (file != NULL) {
if (strcmp(file->name, name) == 0) {
LOG_DEBUG(TAG, "File found: %s, size: %d", file->name, file->len);
return (llfs_file_t*)file;
}
file = file->next;
}
LOG_DEBUG(TAG, "File not found: %s", name);
return NULL;
}

3152
project/Core/Src/llfs_data.c Normal file
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File diff suppressed because it is too large Load Diff

4
project/Core/Src/main.c
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@@ -22,6 +22,7 @@
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#define LOGGER_LEVEL_ALL
#include "log.h"
//#include "test_img.h"
@@ -36,7 +37,7 @@
/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */
static const char *TAG = "main";
/* USER CODE END PD */
/* Private macro -------------------------------------------------------------*/
@@ -125,6 +126,7 @@ int main(void)
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
MX_LWIP_Process();
}
/* USER CODE END 3 */
}

4
project/LWIP/Target/lwipopts.h
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@@ -55,6 +55,8 @@
#define NO_SYS 1
/*----- Value in opt.h for SYS_LIGHTWEIGHT_PROT: 1 -----*/
#define SYS_LIGHTWEIGHT_PROT 0
/*----- Default Value for MEM_LIBC_MALLOC: 0 ---*/
#define MEM_LIBC_MALLOC 1
/*----- Default Value for MEMP_MEM_MALLOC: 0 ---*/
#define MEMP_MEM_MALLOC 1
/*----- Value in opt.h for MEM_ALIGNMENT: 1 -----*/
@@ -97,6 +99,8 @@
#define LWIP_HTTPD_CUSTOM_FILES 1
/*----- Value in opt.h for HTTPD_USE_CUSTOM_FSDATA: 0 -----*/
#define HTTPD_USE_CUSTOM_FSDATA 1
/*----- Default Value for LWIP_TFTP: 0 ---*/
#define LWIP_TFTP 1
/*----- Value in opt.h for LWIP_STATS: 1 -----*/
#define LWIP_STATS 0
/*----- Value in opt.h for CHECKSUM_GEN_IP: 1 -----*/

435
project/Middlewares/Third_Party/LwIP/src/apps/tftp/tftp_server.c vendored Normal file
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@@ -0,0 +1,435 @@
/**
*
* @file tftp_server.c
*
* @author Logan Gunthorpe <logang@deltatee.com>
* Dirk Ziegelmeier <dziegel@gmx.de>
*
* @brief Trivial File Transfer Protocol (RFC 1350)
*
* Copyright (c) Deltatee Enterprises Ltd. 2013
* All rights reserved.
*
*/
/*
* Redistribution and use in source and binary forms, with or without
* modification,are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Author: Logan Gunthorpe <logang@deltatee.com>
* Dirk Ziegelmeier <dziegel@gmx.de>
*
*/
/**
* @defgroup tftp TFTP server
* @ingroup apps
*
* This is simple TFTP server for the lwIP raw API.
*/
#include "lwip/apps/tftp_server.h"
#if LWIP_UDP
#include "lwip/udp.h"
#include "lwip/timeouts.h"
#include "lwip/debug.h"
#define TFTP_MAX_PAYLOAD_SIZE 512
#define TFTP_HEADER_LENGTH 4
#define TFTP_RRQ 1
#define TFTP_WRQ 2
#define TFTP_DATA 3
#define TFTP_ACK 4
#define TFTP_ERROR 5
enum tftp_error {
TFTP_ERROR_FILE_NOT_FOUND = 1,
TFTP_ERROR_ACCESS_VIOLATION = 2,
TFTP_ERROR_DISK_FULL = 3,
TFTP_ERROR_ILLEGAL_OPERATION = 4,
TFTP_ERROR_UNKNOWN_TRFR_ID = 5,
TFTP_ERROR_FILE_EXISTS = 6,
TFTP_ERROR_NO_SUCH_USER = 7
};
#include <string.h>
struct tftp_state {
const struct tftp_context *ctx;
void *handle;
struct pbuf *last_data;
struct udp_pcb *upcb;
ip_addr_t addr;
u16_t port;
int timer;
int last_pkt;
u16_t blknum;
u8_t retries;
u8_t mode_write;
};
static struct tftp_state tftp_state;
static void tftp_tmr(void *arg);
static void
close_handle(void)
{
tftp_state.port = 0;
ip_addr_set_any(0, &tftp_state.addr);
if (tftp_state.last_data != NULL) {
pbuf_free(tftp_state.last_data);
tftp_state.last_data = NULL;
}
sys_untimeout(tftp_tmr, NULL);
if (tftp_state.handle) {
tftp_state.ctx->close(tftp_state.handle);
tftp_state.handle = NULL;
LWIP_DEBUGF(TFTP_DEBUG | LWIP_DBG_STATE, ("tftp: closing\n"));
}
}
static void
send_error(const ip_addr_t *addr, u16_t port, enum tftp_error code, const char *str)
{
int str_length = strlen(str);
struct pbuf *p;
u16_t *payload;
p = pbuf_alloc(PBUF_TRANSPORT, (u16_t)(TFTP_HEADER_LENGTH + str_length + 1), PBUF_RAM);
if (p == NULL) {
return;
}
payload = (u16_t *) p->payload;
payload[0] = PP_HTONS(TFTP_ERROR);
payload[1] = lwip_htons(code);
MEMCPY(&payload[2], str, str_length + 1);
udp_sendto(tftp_state.upcb, p, addr, port);
pbuf_free(p);
}
static void
send_ack(u16_t blknum)
{
struct pbuf *p;
u16_t *payload;
p = pbuf_alloc(PBUF_TRANSPORT, TFTP_HEADER_LENGTH, PBUF_RAM);
if (p == NULL) {
return;
}
payload = (u16_t *) p->payload;
payload[0] = PP_HTONS(TFTP_ACK);
payload[1] = lwip_htons(blknum);
udp_sendto(tftp_state.upcb, p, &tftp_state.addr, tftp_state.port);
pbuf_free(p);
}
static void
resend_data(void)
{
struct pbuf *p = pbuf_alloc(PBUF_TRANSPORT, tftp_state.last_data->len, PBUF_RAM);
if (p == NULL) {
return;
}
if (pbuf_copy(p, tftp_state.last_data) != ERR_OK) {
pbuf_free(p);
return;
}
udp_sendto(tftp_state.upcb, p, &tftp_state.addr, tftp_state.port);
pbuf_free(p);
}
static void
send_data(void)
{
u16_t *payload;
int ret;
if (tftp_state.last_data != NULL) {
pbuf_free(tftp_state.last_data);
}
tftp_state.last_data = pbuf_alloc(PBUF_TRANSPORT, TFTP_HEADER_LENGTH + TFTP_MAX_PAYLOAD_SIZE, PBUF_RAM);
if (tftp_state.last_data == NULL) {
return;
}
payload = (u16_t *) tftp_state.last_data->payload;
payload[0] = PP_HTONS(TFTP_DATA);
payload[1] = lwip_htons(tftp_state.blknum);
ret = tftp_state.ctx->read(tftp_state.handle, &payload[2], TFTP_MAX_PAYLOAD_SIZE);
if (ret < 0) {
send_error(&tftp_state.addr, tftp_state.port, TFTP_ERROR_ACCESS_VIOLATION, "Error occured while reading the file.");
close_handle();
return;
}
pbuf_realloc(tftp_state.last_data, (u16_t)(TFTP_HEADER_LENGTH + ret));
resend_data();
}
static void
recv(void *arg, struct udp_pcb *upcb, struct pbuf *p, const ip_addr_t *addr, u16_t port)
{
u16_t *sbuf = (u16_t *) p->payload;
int opcode;
LWIP_UNUSED_ARG(arg);
LWIP_UNUSED_ARG(upcb);
if (((tftp_state.port != 0) && (port != tftp_state.port)) ||
(!ip_addr_isany_val(tftp_state.addr) && !ip_addr_cmp(&tftp_state.addr, addr))) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Only one connection at a time is supported");
pbuf_free(p);
return;
}
opcode = sbuf[0];
tftp_state.last_pkt = tftp_state.timer;
tftp_state.retries = 0;
switch (opcode) {
case PP_HTONS(TFTP_RRQ): /* fall through */
case PP_HTONS(TFTP_WRQ): {
const char tftp_null = 0;
char filename[TFTP_MAX_FILENAME_LEN + 1];
char mode[TFTP_MAX_MODE_LEN + 1];
u16_t filename_end_offset;
u16_t mode_end_offset;
if (tftp_state.handle != NULL) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Only one connection at a time is supported");
break;
}
sys_timeout(TFTP_TIMER_MSECS, tftp_tmr, NULL);
/* find \0 in pbuf -> end of filename string */
filename_end_offset = pbuf_memfind(p, &tftp_null, sizeof(tftp_null), 2);
if ((u16_t)(filename_end_offset - 1) > sizeof(filename)) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Filename too long/not NULL terminated");
break;
}
pbuf_copy_partial(p, filename, filename_end_offset - 1, 2);
/* find \0 in pbuf -> end of mode string */
mode_end_offset = pbuf_memfind(p, &tftp_null, sizeof(tftp_null), filename_end_offset + 1);
if ((u16_t)(mode_end_offset - filename_end_offset) > sizeof(mode)) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Mode too long/not NULL terminated");
break;
}
pbuf_copy_partial(p, mode, mode_end_offset - filename_end_offset, filename_end_offset + 1);
tftp_state.handle = tftp_state.ctx->open(filename, mode, opcode == PP_HTONS(TFTP_WRQ));
tftp_state.blknum = 1;
if (!tftp_state.handle) {
send_error(addr, port, TFTP_ERROR_FILE_NOT_FOUND, "Unable to open requested file.");
break;
}
LWIP_DEBUGF(TFTP_DEBUG | LWIP_DBG_STATE, ("tftp: %s request from ", (opcode == PP_HTONS(TFTP_WRQ)) ? "write" : "read"));
ip_addr_debug_print(TFTP_DEBUG | LWIP_DBG_STATE, addr);
LWIP_DEBUGF(TFTP_DEBUG | LWIP_DBG_STATE, (" for '%s' mode '%s'\n", filename, mode));
ip_addr_copy(tftp_state.addr, *addr);
tftp_state.port = port;
if (opcode == PP_HTONS(TFTP_WRQ)) {
tftp_state.mode_write = 1;
send_ack(0);
} else {
tftp_state.mode_write = 0;
send_data();
}
break;
}
case PP_HTONS(TFTP_DATA): {
int ret;
u16_t blknum;
if (tftp_state.handle == NULL) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "No connection");
break;
}
if (tftp_state.mode_write != 1) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Not a write connection");
break;
}
blknum = lwip_ntohs(sbuf[1]);
if (blknum == tftp_state.blknum) {
pbuf_remove_header(p, TFTP_HEADER_LENGTH);
ret = tftp_state.ctx->write(tftp_state.handle, p);
if (ret < 0) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "error writing file");
close_handle();
} else {
send_ack(blknum);
}
if (p->tot_len < TFTP_MAX_PAYLOAD_SIZE) {
close_handle();
} else {
tftp_state.blknum++;
}
} else if ((u16_t)(blknum + 1) == tftp_state.blknum) {
/* retransmit of previous block, ack again (casting to u16_t to care for overflow) */
send_ack(blknum);
} else {
send_error(addr, port, TFTP_ERROR_UNKNOWN_TRFR_ID, "Wrong block number");
}
break;
}
case PP_HTONS(TFTP_ACK): {
u16_t blknum;
int lastpkt;
if (tftp_state.handle == NULL) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "No connection");
break;
}
if (tftp_state.mode_write != 0) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Not a read connection");
break;
}
blknum = lwip_ntohs(sbuf[1]);
if (blknum != tftp_state.blknum) {
send_error(addr, port, TFTP_ERROR_UNKNOWN_TRFR_ID, "Wrong block number");
break;
}
lastpkt = 0;
if (tftp_state.last_data != NULL) {
lastpkt = tftp_state.last_data->tot_len != (TFTP_MAX_PAYLOAD_SIZE + TFTP_HEADER_LENGTH);
}
if (!lastpkt) {
tftp_state.blknum++;
send_data();
} else {
close_handle();
}
break;
}
default:
send_error(addr, port, TFTP_ERROR_ILLEGAL_OPERATION, "Unknown operation");
break;
}
pbuf_free(p);
}
static void
tftp_tmr(void *arg)
{
LWIP_UNUSED_ARG(arg);
tftp_state.timer++;
if (tftp_state.handle == NULL) {
return;
}
sys_timeout(TFTP_TIMER_MSECS, tftp_tmr, NULL);
if ((tftp_state.timer - tftp_state.last_pkt) > (TFTP_TIMEOUT_MSECS / TFTP_TIMER_MSECS)) {
if ((tftp_state.last_data != NULL) && (tftp_state.retries < TFTP_MAX_RETRIES)) {
LWIP_DEBUGF(TFTP_DEBUG | LWIP_DBG_STATE, ("tftp: timeout, retrying\n"));
resend_data();
tftp_state.retries++;
} else {
LWIP_DEBUGF(TFTP_DEBUG | LWIP_DBG_STATE, ("tftp: timeout\n"));
close_handle();
}
}
}
/** @ingroup tftp
* Initialize TFTP server.
* @param ctx TFTP callback struct
*/
err_t
tftp_init(const struct tftp_context *ctx)
{
err_t ret;
/* LWIP_ASSERT_CORE_LOCKED(); is checked by udp_new() */
struct udp_pcb *pcb = udp_new_ip_type(IPADDR_TYPE_ANY);
if (pcb == NULL) {
return ERR_MEM;
}
ret = udp_bind(pcb, IP_ANY_TYPE, TFTP_PORT);
if (ret != ERR_OK) {
udp_remove(pcb);
return ret;
}
tftp_state.handle = NULL;
tftp_state.port = 0;
tftp_state.ctx = ctx;
tftp_state.timer = 0;
tftp_state.last_data = NULL;
tftp_state.upcb = pcb;
udp_recv(pcb, recv, NULL);
return ERR_OK;
}
/** @ingroup tftp
* Deinitialize ("turn off") TFTP server.
*/
void tftp_cleanup(void)
{
LWIP_ASSERT("Cleanup called on non-initialized TFTP", tftp_state.upcb != NULL);
udp_remove(tftp_state.upcb);
close_handle();
memset(&tftp_state, 0, sizeof(tftp_state));
}
#endif /* LWIP_UDP */

4
project/project.ioc
View File

@@ -33,7 +33,7 @@ LTDC.WindowX1_L1=480
LTDC.WindowY1_L0=272
LTDC.WindowY1_L1=272
LWIP.BSP.number=1
LWIP.IPParameters=LWIP_DHCP,IP_ADDRESS,NETMASK_ADDRESS,LWIP_HTTPD,LWIP_HTTPD_CUSTOM_FILES,LWIP_HTTPD_CGI_SSI,LWIP_HTTPD_SSI,LWIP_HTTPD_SSI_RAW,LWIP_DNS,MEMP_MEM_MALLOC,LWIP_IGMP,LWIP_HTTPD_CGI,LWIP_HTTPD_SUPPORT_POST
LWIP.IPParameters=LWIP_DHCP,IP_ADDRESS,NETMASK_ADDRESS,LWIP_HTTPD,LWIP_HTTPD_CUSTOM_FILES,LWIP_HTTPD_CGI_SSI,LWIP_HTTPD_SSI,LWIP_HTTPD_SSI_RAW,LWIP_DNS,MEMP_MEM_MALLOC,LWIP_IGMP,LWIP_HTTPD_CGI,LWIP_HTTPD_SUPPORT_POST,MEM_LIBC_MALLOC,LWIP_TFTP
LWIP.IP_ADDRESS=192.168.069.010
LWIP.LWIP_DHCP=0
LWIP.LWIP_DNS=1
@@ -45,7 +45,9 @@ LWIP.LWIP_HTTPD_SSI=1
LWIP.LWIP_HTTPD_SSI_RAW=1
LWIP.LWIP_HTTPD_SUPPORT_POST=1
LWIP.LWIP_IGMP=1
LWIP.LWIP_TFTP=1
LWIP.MEMP_MEM_MALLOC=1
LWIP.MEM_LIBC_MALLOC=1
LWIP.NETMASK_ADDRESS=255.255.255.000
LWIP.Version=v2.1.2_Cube
LWIP0.BSP.STBoard=false