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String cleanup

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This commit is contained in:
Asbelos 2023-12-05 15:07:18 +00:00
parent 1bd3fc75e6
commit 79a982bed9
3 changed files with 10 additions and 9 deletions
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10
Websockets.cpp
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@ -85,7 +85,7 @@ bool Websockets::checkConnectionString(byte clientId,byte * cmd, RingStream * ou
// check contents to find Sec-WebSocket-Key: and get key up to \n
if (strlen((char*)cmd)<200) return false;
auto keyPos=strstr((char*)cmd,"Sec-WebSocket-Key: ");
auto keyPos=strstr_P((char*)cmd,(char*)F("Sec-WebSocket-Key: "));
if (!keyPos) return false;
keyPos+=19; // length of Sec-Websocket-Key:
auto endkeypos=strstr(keyPos,"\r");
@ -97,7 +97,7 @@ bool Websockets::checkConnectionString(byte clientId,byte * cmd, RingStream * ou
uint8_t sha1HashBin[21] = { 0 }; // 21 to make it base64 div 3
char replyKey[100];
strlcpy(replyKey,keyPos, sizeof(replyKey));
strlcat(replyKey,"258EAFA5-E914-47DA-95CA-C5AB0DC85B11", sizeof(replyKey));
strlcat_P(replyKey,(char*)F("258EAFA5-E914-47DA-95CA-C5AB0DC85B11"), sizeof(replyKey));
DIAG(F("websock replykey=%s"),replyKey);
@ -109,14 +109,14 @@ bool Websockets::checkConnectionString(byte clientId,byte * cmd, RingStream * ou
// generate the response and embed the base64 encode
// of the key
outbound->mark(clientId);
outbound->print("HTTP/1.1 101 Switching Protocols\r\n"
outbound->print(F("HTTP/1.1 101 Switching Protocols\r\n"
"Server: DCCEX-WebSocketsServer\r\n"
"Upgrade: websocket\r\n"
"Connection: Upgrade\r\n"
"Origin: null\r\n"
"Sec-WebSocket-Version: 13\r\n"
"Sec-WebSocket-Protocol: DCCEX\r\n"
"Sec-WebSocket-Accept: ");
"Sec-WebSocket-Accept: "));
// encode and emit the reply key as base 64
auto * tmp=sha1HashBin;
for (int i=0;i<7;i++) {
@ -126,7 +126,7 @@ bool Websockets::checkConnectionString(byte clientId,byte * cmd, RingStream * ou
if (i<6) outbound->print(b64_table[tmp[2] & 0x3f]);
tmp+=3;
}
outbound->print("=\r\n\r\n"); // because we have padded 1 byte
outbound->print(F("=\r\n\r\n")); // because we have padded 1 byte
outbound->commit();
return true;
}

4
libsha1.cpp
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@ -22,7 +22,7 @@ A million repetitions of "a"
/* #define LITTLE_ENDIAN * This should be #define'd already, if true. */
/* #define SHA1HANDSOFF * Copies data before messing with it. */
#if !defined(ESP8266) && !defined(ESP32)
// DCC-EX removed #if !defined(ESP8266) && !defined(ESP32)
#define SHA1HANDSOFF
@ -203,4 +203,4 @@ void SHA1Final(unsigned char digest[20], SHA1_CTX* context)
/* ================ end of sha1.c ================ */
#endif
// DCC-EX Removed: #endif

5
libsha1.h
View File

@ -9,8 +9,9 @@ By Steve Reid <steve@edmweb.com>
100% Public Domain
*/
#if !defined(ESP8266) && !defined(ESP32)
// DCC-EX REMOVED #if !defined(ESP8266) && !defined(ESP32)
#ifndef libsha1_h
#define libsha1_h
typedef struct {
uint32_t state[5];
uint32_t count[2];