Tcl Extension Architecture (TEA) Sample Extension

Check-in [d6489437c8]
Login
Core Home Timeline Branches Tags Tickets Wiki
Bounty program for improvements to Tcl and certain Tcl packages.

Many hyperlinks are disabled.
Use anonymous login to enable hyperlinks.

Overview
Comment:Little changes, enough to make everything compile with a C++ compiler
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA3-256: d6489437c8395f899368fe77a5e3c339de39ab6fb0426c90787ac8dd4d447c8e
User & Date: jan.nijtmans 2019-08-30 15:15:35
Context
2019-08-30
15:16
Update to latest TEA and latest nmake build files check-in: 976e90dcdf user: jan.nijtmans tags: trunk
15:15
Little changes, enough to make everything compile with a C++ compiler check-in: d6489437c8 user: jan.nijtmans tags: trunk
2018-08-13
08:30
Replace broken autoconf tokens. Untangle CFLAGS_DEFAULT, CFLAGS_WARNING, and SHLIB_CFLAGS from CFLAGS. check-in: 4767411521 user: pooryorick tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to generic/sample.c. 

90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
...
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
...
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
...
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288

 * Side effects:
 *	Contents of state pointer are changed.
 *
 *----------------------------------------------------------------------
 */

void
SHA1Transform(state, buffer)
    sha_uint32_t state[5];	/* State variable */
    unsigned char buffer[64];	/* Modified buffer */
{
#if (!defined(BIG_ENDIAN) && !defined(LITTLE_ENDIAN))
    unsigned char *p;
#endif
    sha_uint32_t a, b, c, d, e;
    typedef union {
	unsigned char c[64];
................................................................................
 *
 * Side effects:
 *	Contents of context pointer are changed.
 *
 *----------------------------------------------------------------------
 */

void SHA1Init(context)
    SHA1_CTX* context;		/* Context to initialize */
{
    /*
     * SHA1 initialization constants
     */

    context->state[0] = 0x67452301;
    context->state[1] = 0xEFCDAB89;
................................................................................
 * Side effects:
 *	Contents of context pointer are changed.
 *
 *----------------------------------------------------------------------
 */

void
SHA1Update(context, data, len)
    SHA1_CTX* context;		/* Context to update */
    unsigned char* data;	/* Data used for update */
    unsigned int len;		/* Length of data */
{
    unsigned int i, j;

    j = (context->count[0] >> 3) & 63;
    if ((context->count[0] += len << 3) < (len << 3)) {
	context->count[1]++;
    }
................................................................................
 *
 * Side effects:
 *	Contents of context pointer are changed.
 *
 *----------------------------------------------------------------------
 */

void SHA1Final(context, digest)
    SHA1_CTX* context;		/* Context to pad */
    unsigned char digest[20];	/* Returned message digest */
{
    sha_uint32_t i, j;
    unsigned char finalcount[8];

    for (i = 0; i < 8; i++) {
	/*
	 * This statement is independent of the endianness







|
|
|







 







|
|







 







|
|
|
|







 







|
|
|








90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
...
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
...
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
...
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288

 * Side effects:
 *	Contents of state pointer are changed.
 *
 *----------------------------------------------------------------------
 */

void
SHA1Transform(
    sha_uint32_t state[5],	/* State variable */
    unsigned char buffer[64])	/* Modified buffer */
{
#if (!defined(BIG_ENDIAN) && !defined(LITTLE_ENDIAN))
    unsigned char *p;
#endif
    sha_uint32_t a, b, c, d, e;
    typedef union {
	unsigned char c[64];
................................................................................
 *
 * Side effects:
 *	Contents of context pointer are changed.
 *
 *----------------------------------------------------------------------
 */

void SHA1Init(
    SHA1_CTX* context)		/* Context to initialize */
{
    /*
     * SHA1 initialization constants
     */

    context->state[0] = 0x67452301;
    context->state[1] = 0xEFCDAB89;
................................................................................
 * Side effects:
 *	Contents of context pointer are changed.
 *
 *----------------------------------------------------------------------
 */

void
SHA1Update(
    SHA1_CTX* context,		/* Context to update */
    unsigned char* data,	/* Data used for update */
    unsigned int len)		/* Length of data */
{
    unsigned int i, j;

    j = (context->count[0] >> 3) & 63;
    if ((context->count[0] += len << 3) < (len << 3)) {
	context->count[1]++;
    }
................................................................................
 *
 * Side effects:
 *	Contents of context pointer are changed.
 *
 *----------------------------------------------------------------------
 */

void SHA1Final(
    SHA1_CTX* context,		/* Context to pad */
    unsigned char digest[20])	/* Returned message digest */
{
    sha_uint32_t i, j;
    unsigned char finalcount[8];

    for (i = 0; i < 8; i++) {
	/*
	 * This statement is independent of the endianness

Changes to generic/tclsample.c. 

20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
..
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
..
75
76
77
78
79
80
81

82
83
84
85
86
87
88
...
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
...
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
...
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
...
338
339
340
341
342
343
344



345
346
347
348
349
350
351
352
...
361
362
363
364
365
366
367




#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "sample.h"

#define TCL_READ_CHUNK_SIZE 4096

static unsigned char itoa64f[] =
        "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_,";

static int numcontexts = 0;
static SHA1_CTX *sha1Contexts = NULL;
static int *ctxtotalRead = NULL;

static int Sha1_Cmd(ClientData clientData, Tcl_Interp *interp,
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
Sha1_Cmd(
    ClientData clientData,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter */
    int objc,			/* Number of arguments */
    Tcl_Obj *const objv[]	/* Argument strings */
    )
{
    /*
     * The default base is hex
................................................................................
    char *bufPtr;
    int maxbytes = 0;
    int doinit = 1;
    int dofinal = 1;
    Tcl_Obj *descriptorObj = NULL;
    int totalRead = 0;
    int i, j, n, mask, bits, offset;


    /*
     * For binary representation + null char
     */

    char buf[129];
    unsigned char digest[DIGESTSIZE];
................................................................................
		/*
		 * Allocate a new context.
		 */

		numcontexts++;
		sha1Contexts = (SHA1_CTX *) realloc((void *) sha1Contexts,
			numcontexts * sizeof(SHA1_CTX));
		ctxtotalRead = realloc((void *) ctxtotalRead,
			numcontexts * sizeof(int));
	    }
	    ctxtotalRead[contextnum] = 0;
	    SHA1Init(&sha1Context);
	    sprintf(buf, "sha1%d", contextnum);
	    Tcl_AppendResult(interp, buf, (char *)NULL);
	    return TCL_OK;
	case SHAOPT_CHAN:
	    chan = Tcl_GetChannel(interp, Tcl_GetString(objv[a]), &mode);
	    if (chan == (Tcl_Channel) NULL) {
		return TCL_ERROR;
	    }
	    if ((mode & TCL_READABLE) == 0) {
................................................................................
	char *string;
	if (chan != (Tcl_Channel) NULL) {
	    goto wrongArgs;
	}
	string = Tcl_GetStringFromObj(stringObj, &totalRead);
	SHA1Update(&sha1Context, (unsigned char *) string, totalRead);
    } else if (chan != (Tcl_Channel) NULL) {
	bufPtr = ckalloc((unsigned) TCL_READ_CHUNK_SIZE);
	totalRead = 0;
	while ((n = Tcl_Read(chan, bufPtr,
		maxbytes == 0
		? TCL_READ_CHUNK_SIZE
		: (TCL_READ_CHUNK_SIZE < maxbytes
		? TCL_READ_CHUNK_SIZE
		: maxbytes))) != 0) {
................................................................................
    	    offset += 8;
        }
        offset -= n;
        buf[j++] = itoa64f[(bits>>8)&mask];
    }
    buf[j++] = itoa64f[(bits>>8)&mask];
    buf[j++] = '\0';
    Tcl_AppendResult (interp, buf, (char *)NULL);
    if (contextnum > 0) {
	ctxtotalRead[contextnum] = -1;
    }
    return TCL_OK;

wrongArgs:
    Tcl_AppendResult (interp, "wrong # args: should be either:\n",
	    "  ",
	    Tcl_GetString(objv[0]),
	    " ?-log2base log2base? -string string\n",
	    " or\n",
	    "  ",
	    Tcl_GetString(objv[0]),
	    " ?-log2base log2base? ?-copychan chanID? -chan chanID\n",
................................................................................
 * Side effects:
 *	The Sample package is created.
 *	One new command "sha1" is added to the Tcl interpreter.
 *
 *----------------------------------------------------------------------
 */




int
Sample_Init(Tcl_Interp *interp)
{
    /*
     * This may work with 8.0, but we are using strictly stubs here,
     * which requires 8.1.
     */
    if (Tcl_InitStubs(interp, "8.1", 0) == NULL) {
................................................................................
    numcontexts = 1;
    sha1Contexts = (SHA1_CTX *) malloc(sizeof(SHA1_CTX));
    ctxtotalRead = (int *) malloc(sizeof(int));
    ctxtotalRead[0] = 0;

    return TCL_OK;
}










|







 







|







 







>







 







|





|







 







|







 







|






|







 







>
>
>
|







 







>
>
>

20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
..
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
..
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
...
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
...
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
...
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
...
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
...
365
366
367
368
369
370
371
372
373
374

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "sample.h"

#define TCL_READ_CHUNK_SIZE 4096

static const unsigned char itoa64f[] =
        "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_,";

static int numcontexts = 0;
static SHA1_CTX *sha1Contexts = NULL;
static int *ctxtotalRead = NULL;

static int Sha1_Cmd(ClientData clientData, Tcl_Interp *interp,
................................................................................
 *	None.
 *
 *----------------------------------------------------------------------
 */

static int
Sha1_Cmd(
    ClientData dummy,	/* Not used. */
    Tcl_Interp *interp,		/* Current interpreter */
    int objc,			/* Number of arguments */
    Tcl_Obj *const objv[]	/* Argument strings */
    )
{
    /*
     * The default base is hex
................................................................................
    char *bufPtr;
    int maxbytes = 0;
    int doinit = 1;
    int dofinal = 1;
    Tcl_Obj *descriptorObj = NULL;
    int totalRead = 0;
    int i, j, n, mask, bits, offset;
    (void)dummy;

    /*
     * For binary representation + null char
     */

    char buf[129];
    unsigned char digest[DIGESTSIZE];
................................................................................
		/*
		 * Allocate a new context.
		 */

		numcontexts++;
		sha1Contexts = (SHA1_CTX *) realloc((void *) sha1Contexts,
			numcontexts * sizeof(SHA1_CTX));
		ctxtotalRead = (int *)realloc(ctxtotalRead,
			numcontexts * sizeof(int));
	    }
	    ctxtotalRead[contextnum] = 0;
	    SHA1Init(&sha1Context);
	    sprintf(buf, "sha1%d", contextnum);
	    Tcl_AppendResult(interp, buf, NULL);
	    return TCL_OK;
	case SHAOPT_CHAN:
	    chan = Tcl_GetChannel(interp, Tcl_GetString(objv[a]), &mode);
	    if (chan == (Tcl_Channel) NULL) {
		return TCL_ERROR;
	    }
	    if ((mode & TCL_READABLE) == 0) {
................................................................................
	char *string;
	if (chan != (Tcl_Channel) NULL) {
	    goto wrongArgs;
	}
	string = Tcl_GetStringFromObj(stringObj, &totalRead);
	SHA1Update(&sha1Context, (unsigned char *) string, totalRead);
    } else if (chan != (Tcl_Channel) NULL) {
	bufPtr = (char *)ckalloc(TCL_READ_CHUNK_SIZE);
	totalRead = 0;
	while ((n = Tcl_Read(chan, bufPtr,
		maxbytes == 0
		? TCL_READ_CHUNK_SIZE
		: (TCL_READ_CHUNK_SIZE < maxbytes
		? TCL_READ_CHUNK_SIZE
		: maxbytes))) != 0) {
................................................................................
    	    offset += 8;
        }
        offset -= n;
        buf[j++] = itoa64f[(bits>>8)&mask];
    }
    buf[j++] = itoa64f[(bits>>8)&mask];
    buf[j++] = '\0';
    Tcl_AppendResult(interp, buf, NULL);
    if (contextnum > 0) {
	ctxtotalRead[contextnum] = -1;
    }
    return TCL_OK;

wrongArgs:
    Tcl_AppendResult(interp, "wrong # args: should be either:\n",
	    "  ",
	    Tcl_GetString(objv[0]),
	    " ?-log2base log2base? -string string\n",
	    " or\n",
	    "  ",
	    Tcl_GetString(objv[0]),
	    " ?-log2base log2base? ?-copychan chanID? -chan chanID\n",
................................................................................
 * Side effects:
 *	The Sample package is created.
 *	One new command "sha1" is added to the Tcl interpreter.
 *
 *----------------------------------------------------------------------
 */

#ifdef __cplusplus
extern "C" {
#endif  /* __cplusplus */
DLLEXPORT int
Sample_Init(Tcl_Interp *interp)
{
    /*
     * This may work with 8.0, but we are using strictly stubs here,
     * which requires 8.1.
     */
    if (Tcl_InitStubs(interp, "8.1", 0) == NULL) {
................................................................................
    numcontexts = 1;
    sha1Contexts = (SHA1_CTX *) malloc(sizeof(SHA1_CTX));
    ctxtotalRead = (int *) malloc(sizeof(int));
    ctxtotalRead[0] = 0;

    return TCL_OK;
}
#ifdef __cplusplus
}
#endif  /* __cplusplus */

This page was generated in about 0.014s by Fossil 2.10 [eb804dc674] 2019-09-19 14:14:14