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esp-link
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Prepend header to HTML

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pull/193/head
Karai Csaba 9 years ago committed by Thorsten von Eicken
parent 36672200b5
commit dfe60372a5
1 changed files with 78 additions and 6 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 78
      esp-link/cgiwebserver.c

78
esp-link/cgiwebserver.c
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@ -9,15 +9,57 @@
#include "config.h"
#include "web-server.h"
int html_offset = 0;
int html_header_len = 0;
const char * HTML_HEADER = "<!doctype html><html><head><title>esp-link</title>"
"<link rel=stylesheet href=\"/pure.css\"><link rel=stylesheet href=\"/style.css\">"
"<meta name=viewport content=\"width=device-width, initial-scale=1\"><script src=\"/ui.js\">"
"</script><script src=\"/userpage.js\"></script></head><body><div id=layout> ";
int ICACHE_FLASH_ATTR webServerMultipartCallback(MultipartCmd cmd, char *data, int dataLen, int position)
{
switch(cmd)
{
case FILE_START:
// do nothing
html_offset = 0;
html_header_len = 0;
// simple HTML file
if( ( dataLen > 5 ) && ( os_strcmp(data + dataLen - 5, ".html") == 0 ) )
{
// write the start block on esp-fs
int spi_flash_addr = getUserPageSectionStart();
spi_flash_erase_sector(spi_flash_addr/SPI_FLASH_SEC_SIZE);
EspFsHeader hdr;
hdr.magic = 0xFFFFFFFF;
hdr.flags = 0;
hdr.compression = 0;
int len = dataLen + 1;
while(( len & 3 ) != 0 )
len++;
hdr.nameLen = len;
hdr.fileLenComp = hdr.fileLenDecomp = 0xFFFFFFFF;
spi_flash_write( spi_flash_addr + html_offset, (uint32_t *)(&hdr), sizeof(EspFsHeader) );
html_offset += sizeof(EspFsHeader);
char nameBuf[len];
os_memset(nameBuf, 0, len);
os_memcpy(nameBuf, data, dataLen);
spi_flash_write( spi_flash_addr + html_offset, (uint32_t *)(nameBuf), len );
html_offset += len;
html_header_len = os_strlen(HTML_HEADER) & ~3; // upload only 4 byte aligned part
char buf[html_header_len];
os_memcpy(buf, HTML_HEADER, html_header_len);
spi_flash_write( spi_flash_addr + html_offset, (uint32_t *)(buf), html_header_len );
html_offset += html_header_len;
}
break;
case FILE_DATA:
if( position < 4 )
if(( position < 4 ) && (html_offset == 0))
{
for(int p = position; p < 4; p++ )
{
@ -30,7 +72,7 @@ int ICACHE_FLASH_ATTR webServerMultipartCallback(MultipartCmd cmd, char *data, i
}
}
int spi_flash_addr = getUserPageSectionStart() + position;
int spi_flash_addr = getUserPageSectionStart() + html_offset + position;
int spi_flash_end_addr = spi_flash_addr + dataLen;
if( spi_flash_end_addr + dataLen >= getUserPageSectionEnd() )
{
@ -57,9 +99,39 @@ int ICACHE_FLASH_ATTR webServerMultipartCallback(MultipartCmd cmd, char *data, i
break;
case FILE_DONE:
{
if( html_offset != 0 )
{
// write the terminating block on esp-fs
int spi_flash_addr = getUserPageSectionStart() + html_offset + position;
uint32_t pad = 0;
uint8_t pad_cnt = (4 - position) & 3;
if( pad_cnt )
spi_flash_write( spi_flash_addr, &pad, pad_cnt );
spi_flash_addr += pad_cnt;
EspFsHeader hdr;
hdr.magic = ESPFS_MAGIC;
hdr.flags = 1;
hdr.compression = 0;
hdr.nameLen = 0;
hdr.fileLenComp = hdr.fileLenDecomp = 0;
spi_flash_write( spi_flash_addr, (uint32_t *)(&hdr), sizeof(EspFsHeader) );
uint32_t totallen = html_header_len + position;
spi_flash_write( (int)getUserPageSectionStart(), (uint32_t *)&hdr.magic, sizeof(uint32_t) );
spi_flash_write( (int)getUserPageSectionStart() + 8, &totallen, sizeof(uint32_t) );
spi_flash_write( (int)getUserPageSectionStart() + 12, &totallen, sizeof(uint32_t) );
}
else
{
uint32_t magic = ESPFS_MAGIC;
spi_flash_write( (int)getUserPageSectionStart(), (uint32_t *)&magic, sizeof(uint32_t) );
}
WEB_Init();
}
break;

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