diff options
Diffstat (limited to 'src/lib/libcrypto/asn1/bio_asn1.c')
| -rw-r--r-- | src/lib/libcrypto/asn1/bio_asn1.c | 132 |
1 files changed, 66 insertions, 66 deletions
diff --git a/src/lib/libcrypto/asn1/bio_asn1.c b/src/lib/libcrypto/asn1/bio_asn1.c index b59645909c..a6ad850e46 100644 --- a/src/lib/libcrypto/asn1/bio_asn1.c +++ b/src/lib/libcrypto/asn1/bio_asn1.c | |||
| @@ -69,7 +69,7 @@ | |||
| 69 | #define DEFAULT_ASN1_BUF_SIZE 20 | 69 | #define DEFAULT_ASN1_BUF_SIZE 20 |
| 70 | 70 | ||
| 71 | typedef enum | 71 | typedef enum |
| 72 | { | 72 | { |
| 73 | ASN1_STATE_START, | 73 | ASN1_STATE_START, |
| 74 | ASN1_STATE_PRE_COPY, | 74 | ASN1_STATE_PRE_COPY, |
| 75 | ASN1_STATE_HEADER, | 75 | ASN1_STATE_HEADER, |
| @@ -77,16 +77,16 @@ typedef enum | |||
| 77 | ASN1_STATE_DATA_COPY, | 77 | ASN1_STATE_DATA_COPY, |
| 78 | ASN1_STATE_POST_COPY, | 78 | ASN1_STATE_POST_COPY, |
| 79 | ASN1_STATE_DONE | 79 | ASN1_STATE_DONE |
| 80 | } asn1_bio_state_t; | 80 | } asn1_bio_state_t; |
| 81 | 81 | ||
| 82 | typedef struct BIO_ASN1_EX_FUNCS_st | 82 | typedef struct BIO_ASN1_EX_FUNCS_st |
| 83 | { | 83 | { |
| 84 | asn1_ps_func *ex_func; | 84 | asn1_ps_func *ex_func; |
| 85 | asn1_ps_func *ex_free_func; | 85 | asn1_ps_func *ex_free_func; |
| 86 | } BIO_ASN1_EX_FUNCS; | 86 | } BIO_ASN1_EX_FUNCS; |
| 87 | 87 | ||
| 88 | typedef struct BIO_ASN1_BUF_CTX_t | 88 | typedef struct BIO_ASN1_BUF_CTX_t |
| 89 | { | 89 | { |
| 90 | /* Internal state */ | 90 | /* Internal state */ |
| 91 | asn1_bio_state_t state; | 91 | asn1_bio_state_t state; |
| 92 | /* Internal buffer */ | 92 | /* Internal buffer */ |
| @@ -107,7 +107,7 @@ typedef struct BIO_ASN1_BUF_CTX_t | |||
| 107 | int ex_len; | 107 | int ex_len; |
| 108 | int ex_pos; | 108 | int ex_pos; |
| 109 | void *ex_arg; | 109 | void *ex_arg; |
| 110 | } BIO_ASN1_BUF_CTX; | 110 | } BIO_ASN1_BUF_CTX; |
| 111 | 111 | ||
| 112 | 112 | ||
| 113 | static int asn1_bio_write(BIO *h, const char *buf,int num); | 113 | static int asn1_bio_write(BIO *h, const char *buf,int num); |
| @@ -128,7 +128,7 @@ static int asn1_bio_setup_ex(BIO *b, BIO_ASN1_BUF_CTX *ctx, | |||
| 128 | asn1_bio_state_t other_state); | 128 | asn1_bio_state_t other_state); |
| 129 | 129 | ||
| 130 | static BIO_METHOD methods_asn1= | 130 | static BIO_METHOD methods_asn1= |
| 131 | { | 131 | { |
| 132 | BIO_TYPE_ASN1, | 132 | BIO_TYPE_ASN1, |
| 133 | "asn1", | 133 | "asn1", |
| 134 | asn1_bio_write, | 134 | asn1_bio_write, |
| @@ -139,16 +139,16 @@ static BIO_METHOD methods_asn1= | |||
| 139 | asn1_bio_new, | 139 | asn1_bio_new, |
| 140 | asn1_bio_free, | 140 | asn1_bio_free, |
| 141 | asn1_bio_callback_ctrl, | 141 | asn1_bio_callback_ctrl, |
| 142 | }; | 142 | }; |
| 143 | 143 | ||
| 144 | BIO_METHOD *BIO_f_asn1(void) | 144 | BIO_METHOD *BIO_f_asn1(void) |
| 145 | { | 145 | { |
| 146 | return(&methods_asn1); | 146 | return(&methods_asn1); |
| 147 | } | 147 | } |
| 148 | 148 | ||
| 149 | 149 | ||
| 150 | static int asn1_bio_new(BIO *b) | 150 | static int asn1_bio_new(BIO *b) |
| 151 | { | 151 | { |
| 152 | BIO_ASN1_BUF_CTX *ctx; | 152 | BIO_ASN1_BUF_CTX *ctx; |
| 153 | ctx = malloc(sizeof(BIO_ASN1_BUF_CTX)); | 153 | ctx = malloc(sizeof(BIO_ASN1_BUF_CTX)); |
| 154 | if (!ctx) | 154 | if (!ctx) |
| @@ -156,15 +156,15 @@ static int asn1_bio_new(BIO *b) | |||
| 156 | if (!asn1_bio_init(ctx, DEFAULT_ASN1_BUF_SIZE)) { | 156 | if (!asn1_bio_init(ctx, DEFAULT_ASN1_BUF_SIZE)) { |
| 157 | free(ctx); | 157 | free(ctx); |
| 158 | return 0; | 158 | return 0; |
| 159 | } | 159 | } |
| 160 | b->init = 1; | 160 | b->init = 1; |
| 161 | b->ptr = (char *)ctx; | 161 | b->ptr = (char *)ctx; |
| 162 | b->flags = 0; | 162 | b->flags = 0; |
| 163 | return 1; | 163 | return 1; |
| 164 | } | 164 | } |
| 165 | 165 | ||
| 166 | static int asn1_bio_init(BIO_ASN1_BUF_CTX *ctx, int size) | 166 | static int asn1_bio_init(BIO_ASN1_BUF_CTX *ctx, int size) |
| 167 | { | 167 | { |
| 168 | ctx->buf = malloc(size); | 168 | ctx->buf = malloc(size); |
| 169 | if (!ctx->buf) | 169 | if (!ctx->buf) |
| 170 | return 0; | 170 | return 0; |
| @@ -179,10 +179,10 @@ static int asn1_bio_init(BIO_ASN1_BUF_CTX *ctx, int size) | |||
| 179 | ctx->ex_len = 0; | 179 | ctx->ex_len = 0; |
| 180 | ctx->state = ASN1_STATE_START; | 180 | ctx->state = ASN1_STATE_START; |
| 181 | return 1; | 181 | return 1; |
| 182 | } | 182 | } |
| 183 | 183 | ||
| 184 | static int asn1_bio_free(BIO *b) | 184 | static int asn1_bio_free(BIO *b) |
| 185 | { | 185 | { |
| 186 | BIO_ASN1_BUF_CTX *ctx; | 186 | BIO_ASN1_BUF_CTX *ctx; |
| 187 | ctx = (BIO_ASN1_BUF_CTX *) b->ptr; | 187 | ctx = (BIO_ASN1_BUF_CTX *) b->ptr; |
| 188 | if (ctx == NULL) | 188 | if (ctx == NULL) |
| @@ -194,10 +194,10 @@ static int asn1_bio_free(BIO *b) | |||
| 194 | b->ptr = NULL; | 194 | b->ptr = NULL; |
| 195 | b->flags = 0; | 195 | b->flags = 0; |
| 196 | return 1; | 196 | return 1; |
| 197 | } | 197 | } |
| 198 | 198 | ||
| 199 | static int asn1_bio_write(BIO *b, const char *in , int inl) | 199 | static int asn1_bio_write(BIO *b, const char *in , int inl) |
| 200 | { | 200 | { |
| 201 | BIO_ASN1_BUF_CTX *ctx; | 201 | BIO_ASN1_BUF_CTX *ctx; |
| 202 | int wrmax, wrlen, ret; | 202 | int wrmax, wrlen, ret; |
| 203 | unsigned char *p; | 203 | unsigned char *p; |
| @@ -211,9 +211,9 @@ static int asn1_bio_write(BIO *b, const char *in , int inl) | |||
| 211 | ret = -1; | 211 | ret = -1; |
| 212 | 212 | ||
| 213 | for(;;) | 213 | for(;;) |
| 214 | { | 214 | { |
| 215 | switch (ctx->state) | 215 | switch (ctx->state) |
| 216 | { | 216 | { |
| 217 | 217 | ||
| 218 | /* Setup prefix data, call it */ | 218 | /* Setup prefix data, call it */ |
| 219 | case ASN1_STATE_START: | 219 | case ASN1_STATE_START: |
| @@ -255,10 +255,10 @@ static int asn1_bio_write(BIO *b, const char *in , int inl) | |||
| 255 | if (ctx->buflen) | 255 | if (ctx->buflen) |
| 256 | ctx->bufpos += ret; | 256 | ctx->bufpos += ret; |
| 257 | else | 257 | else |
| 258 | { | 258 | { |
| 259 | ctx->bufpos = 0; | 259 | ctx->bufpos = 0; |
| 260 | ctx->state = ASN1_STATE_DATA_COPY; | 260 | ctx->state = ASN1_STATE_DATA_COPY; |
| 261 | } | 261 | } |
| 262 | 262 | ||
| 263 | break; | 263 | break; |
| 264 | 264 | ||
| @@ -288,26 +288,26 @@ static int asn1_bio_write(BIO *b, const char *in , int inl) | |||
| 288 | BIO_clear_retry_flags(b); | 288 | BIO_clear_retry_flags(b); |
| 289 | return 0; | 289 | return 0; |
| 290 | 290 | ||
| 291 | } | ||
| 292 | |||
| 293 | } | 291 | } |
| 294 | 292 | ||
| 293 | } | ||
| 294 | |||
| 295 | done: | 295 | done: |
| 296 | BIO_clear_retry_flags(b); | 296 | BIO_clear_retry_flags(b); |
| 297 | BIO_copy_next_retry(b); | 297 | BIO_copy_next_retry(b); |
| 298 | 298 | ||
| 299 | return (wrlen > 0) ? wrlen : ret; | 299 | return (wrlen > 0) ? wrlen : ret; |
| 300 | 300 | ||
| 301 | } | 301 | } |
| 302 | 302 | ||
| 303 | static int asn1_bio_flush_ex(BIO *b, BIO_ASN1_BUF_CTX *ctx, | 303 | static int asn1_bio_flush_ex(BIO *b, BIO_ASN1_BUF_CTX *ctx, |
| 304 | asn1_ps_func *cleanup, asn1_bio_state_t next) | 304 | asn1_ps_func *cleanup, asn1_bio_state_t next) |
| 305 | { | 305 | { |
| 306 | int ret; | 306 | int ret; |
| 307 | if (ctx->ex_len <= 0) | 307 | if (ctx->ex_len <= 0) |
| 308 | return 1; | 308 | return 1; |
| 309 | for(;;) | 309 | for(;;) |
| 310 | { | 310 | { |
| 311 | ret = BIO_write(b->next_bio, ctx->ex_buf + ctx->ex_pos, | 311 | ret = BIO_write(b->next_bio, ctx->ex_buf + ctx->ex_pos, |
| 312 | ctx->ex_len); | 312 | ctx->ex_len); |
| 313 | if (ret <= 0) | 313 | if (ret <= 0) |
| @@ -316,62 +316,62 @@ static int asn1_bio_flush_ex(BIO *b, BIO_ASN1_BUF_CTX *ctx, | |||
| 316 | if (ctx->ex_len > 0) | 316 | if (ctx->ex_len > 0) |
| 317 | ctx->ex_pos += ret; | 317 | ctx->ex_pos += ret; |
| 318 | else | 318 | else |
| 319 | { | 319 | { |
| 320 | if(cleanup) | 320 | if(cleanup) |
| 321 | cleanup(b, &ctx->ex_buf, &ctx->ex_len, | 321 | cleanup(b, &ctx->ex_buf, &ctx->ex_len, |
| 322 | &ctx->ex_arg); | 322 | &ctx->ex_arg); |
| 323 | ctx->state = next; | 323 | ctx->state = next; |
| 324 | ctx->ex_pos = 0; | 324 | ctx->ex_pos = 0; |
| 325 | break; | 325 | break; |
| 326 | } | ||
| 327 | } | 326 | } |
| 328 | return ret; | ||
| 329 | } | 327 | } |
| 328 | return ret; | ||
| 329 | } | ||
| 330 | 330 | ||
| 331 | static int asn1_bio_setup_ex(BIO *b, BIO_ASN1_BUF_CTX *ctx, | 331 | static int asn1_bio_setup_ex(BIO *b, BIO_ASN1_BUF_CTX *ctx, |
| 332 | asn1_ps_func *setup, | 332 | asn1_ps_func *setup, |
| 333 | asn1_bio_state_t ex_state, | 333 | asn1_bio_state_t ex_state, |
| 334 | asn1_bio_state_t other_state) | 334 | asn1_bio_state_t other_state) |
| 335 | { | 335 | { |
| 336 | if (setup && !setup(b, &ctx->ex_buf, &ctx->ex_len, &ctx->ex_arg)) | 336 | if (setup && !setup(b, &ctx->ex_buf, &ctx->ex_len, &ctx->ex_arg)) |
| 337 | { | 337 | { |
| 338 | BIO_clear_retry_flags(b); | 338 | BIO_clear_retry_flags(b); |
| 339 | return 0; | 339 | return 0; |
| 340 | } | 340 | } |
| 341 | if (ctx->ex_len > 0) | 341 | if (ctx->ex_len > 0) |
| 342 | ctx->state = ex_state; | 342 | ctx->state = ex_state; |
| 343 | else | 343 | else |
| 344 | ctx->state = other_state; | 344 | ctx->state = other_state; |
| 345 | return 1; | 345 | return 1; |
| 346 | } | 346 | } |
| 347 | 347 | ||
| 348 | static int asn1_bio_read(BIO *b, char *in , int inl) | 348 | static int asn1_bio_read(BIO *b, char *in , int inl) |
| 349 | { | 349 | { |
| 350 | if (!b->next_bio) | 350 | if (!b->next_bio) |
| 351 | return 0; | 351 | return 0; |
| 352 | return BIO_read(b->next_bio, in , inl); | 352 | return BIO_read(b->next_bio, in , inl); |
| 353 | } | 353 | } |
| 354 | 354 | ||
| 355 | static int asn1_bio_puts(BIO *b, const char *str) | 355 | static int asn1_bio_puts(BIO *b, const char *str) |
| 356 | { | 356 | { |
| 357 | return asn1_bio_write(b, str, strlen(str)); | 357 | return asn1_bio_write(b, str, strlen(str)); |
| 358 | } | 358 | } |
| 359 | 359 | ||
| 360 | static int asn1_bio_gets(BIO *b, char *str, int size) | 360 | static int asn1_bio_gets(BIO *b, char *str, int size) |
| 361 | { | 361 | { |
| 362 | if (!b->next_bio) | 362 | if (!b->next_bio) |
| 363 | return 0; | 363 | return 0; |
| 364 | return BIO_gets(b->next_bio, str , size); | 364 | return BIO_gets(b->next_bio, str , size); |
| 365 | } | 365 | } |
| 366 | 366 | ||
| 367 | static long asn1_bio_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp) | 367 | static long asn1_bio_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp) |
| 368 | { | 368 | { |
| 369 | if (b->next_bio == NULL) return(0); | 369 | if (b->next_bio == NULL) return(0); |
| 370 | return BIO_callback_ctrl(b->next_bio,cmd,fp); | 370 | return BIO_callback_ctrl(b->next_bio,cmd,fp); |
| 371 | } | 371 | } |
| 372 | 372 | ||
| 373 | static long asn1_bio_ctrl(BIO *b, int cmd, long arg1, void *arg2) | 373 | static long asn1_bio_ctrl(BIO *b, int cmd, long arg1, void *arg2) |
| 374 | { | 374 | { |
| 375 | BIO_ASN1_BUF_CTX *ctx; | 375 | BIO_ASN1_BUF_CTX *ctx; |
| 376 | BIO_ASN1_EX_FUNCS *ex_func; | 376 | BIO_ASN1_EX_FUNCS *ex_func; |
| 377 | long ret = 1; | 377 | long ret = 1; |
| @@ -379,7 +379,7 @@ static long asn1_bio_ctrl(BIO *b, int cmd, long arg1, void *arg2) | |||
| 379 | if (ctx == NULL) | 379 | if (ctx == NULL) |
| 380 | return 0; | 380 | return 0; |
| 381 | switch(cmd) | 381 | switch(cmd) |
| 382 | { | 382 | { |
| 383 | 383 | ||
| 384 | case BIO_C_SET_PREFIX: | 384 | case BIO_C_SET_PREFIX: |
| 385 | ex_func = arg2; | 385 | ex_func = arg2; |
| @@ -419,27 +419,27 @@ static long asn1_bio_ctrl(BIO *b, int cmd, long arg1, void *arg2) | |||
| 419 | 419 | ||
| 420 | /* Call post function if possible */ | 420 | /* Call post function if possible */ |
| 421 | if (ctx->state == ASN1_STATE_HEADER) | 421 | if (ctx->state == ASN1_STATE_HEADER) |
| 422 | { | 422 | { |
| 423 | if (!asn1_bio_setup_ex(b, ctx, ctx->suffix, | 423 | if (!asn1_bio_setup_ex(b, ctx, ctx->suffix, |
| 424 | ASN1_STATE_POST_COPY, ASN1_STATE_DONE)) | 424 | ASN1_STATE_POST_COPY, ASN1_STATE_DONE)) |
| 425 | return 0; | 425 | return 0; |
| 426 | } | 426 | } |
| 427 | 427 | ||
| 428 | if (ctx->state == ASN1_STATE_POST_COPY) | 428 | if (ctx->state == ASN1_STATE_POST_COPY) |
| 429 | { | 429 | { |
| 430 | ret = asn1_bio_flush_ex(b, ctx, ctx->suffix_free, | 430 | ret = asn1_bio_flush_ex(b, ctx, ctx->suffix_free, |
| 431 | ASN1_STATE_DONE); | 431 | ASN1_STATE_DONE); |
| 432 | if (ret <= 0) | 432 | if (ret <= 0) |
| 433 | return ret; | 433 | return ret; |
| 434 | } | 434 | } |
| 435 | 435 | ||
| 436 | if (ctx->state == ASN1_STATE_DONE) | 436 | if (ctx->state == ASN1_STATE_DONE) |
| 437 | return BIO_ctrl(b->next_bio, cmd, arg1, arg2); | 437 | return BIO_ctrl(b->next_bio, cmd, arg1, arg2); |
| 438 | else | 438 | else |
| 439 | { | 439 | { |
| 440 | BIO_clear_retry_flags(b); | 440 | BIO_clear_retry_flags(b); |
| 441 | return 0; | 441 | return 0; |
| 442 | } | 442 | } |
| 443 | break; | 443 | break; |
| 444 | 444 | ||
| 445 | 445 | ||
| @@ -448,50 +448,50 @@ static long asn1_bio_ctrl(BIO *b, int cmd, long arg1, void *arg2) | |||
| 448 | return 0; | 448 | return 0; |
| 449 | return BIO_ctrl(b->next_bio, cmd, arg1, arg2); | 449 | return BIO_ctrl(b->next_bio, cmd, arg1, arg2); |
| 450 | 450 | ||
| 451 | } | 451 | } |
| 452 | 452 | ||
| 453 | return ret; | 453 | return ret; |
| 454 | } | 454 | } |
| 455 | 455 | ||
| 456 | static int asn1_bio_set_ex(BIO *b, int cmd, | 456 | static int asn1_bio_set_ex(BIO *b, int cmd, |
| 457 | asn1_ps_func *ex_func, asn1_ps_func *ex_free_func) | 457 | asn1_ps_func *ex_func, asn1_ps_func *ex_free_func) |
| 458 | { | 458 | { |
| 459 | BIO_ASN1_EX_FUNCS extmp; | 459 | BIO_ASN1_EX_FUNCS extmp; |
| 460 | extmp.ex_func = ex_func; | 460 | extmp.ex_func = ex_func; |
| 461 | extmp.ex_free_func = ex_free_func; | 461 | extmp.ex_free_func = ex_free_func; |
| 462 | return BIO_ctrl(b, cmd, 0, &extmp); | 462 | return BIO_ctrl(b, cmd, 0, &extmp); |
| 463 | } | 463 | } |
| 464 | 464 | ||
| 465 | static int asn1_bio_get_ex(BIO *b, int cmd, | 465 | static int asn1_bio_get_ex(BIO *b, int cmd, |
| 466 | asn1_ps_func **ex_func, asn1_ps_func **ex_free_func) | 466 | asn1_ps_func **ex_func, asn1_ps_func **ex_free_func) |
| 467 | { | 467 | { |
| 468 | BIO_ASN1_EX_FUNCS extmp; | 468 | BIO_ASN1_EX_FUNCS extmp; |
| 469 | int ret; | 469 | int ret; |
| 470 | ret = BIO_ctrl(b, cmd, 0, &extmp); | 470 | ret = BIO_ctrl(b, cmd, 0, &extmp); |
| 471 | if (ret > 0) | 471 | if (ret > 0) |
| 472 | { | 472 | { |
| 473 | *ex_func = extmp.ex_func; | 473 | *ex_func = extmp.ex_func; |
| 474 | *ex_free_func = extmp.ex_free_func; | 474 | *ex_free_func = extmp.ex_free_func; |
| 475 | } | ||
| 476 | return ret; | ||
| 477 | } | 475 | } |
| 476 | return ret; | ||
| 477 | } | ||
| 478 | 478 | ||
| 479 | int BIO_asn1_set_prefix(BIO *b, asn1_ps_func *prefix, asn1_ps_func *prefix_free) | 479 | int BIO_asn1_set_prefix(BIO *b, asn1_ps_func *prefix, asn1_ps_func *prefix_free) |
| 480 | { | 480 | { |
| 481 | return asn1_bio_set_ex(b, BIO_C_SET_PREFIX, prefix, prefix_free); | 481 | return asn1_bio_set_ex(b, BIO_C_SET_PREFIX, prefix, prefix_free); |
| 482 | } | 482 | } |
| 483 | 483 | ||
| 484 | int BIO_asn1_get_prefix(BIO *b, asn1_ps_func **pprefix, asn1_ps_func **pprefix_free) | 484 | int BIO_asn1_get_prefix(BIO *b, asn1_ps_func **pprefix, asn1_ps_func **pprefix_free) |
| 485 | { | 485 | { |
| 486 | return asn1_bio_get_ex(b, BIO_C_GET_PREFIX, pprefix, pprefix_free); | 486 | return asn1_bio_get_ex(b, BIO_C_GET_PREFIX, pprefix, pprefix_free); |
| 487 | } | 487 | } |
| 488 | 488 | ||
| 489 | int BIO_asn1_set_suffix(BIO *b, asn1_ps_func *suffix, asn1_ps_func *suffix_free) | 489 | int BIO_asn1_set_suffix(BIO *b, asn1_ps_func *suffix, asn1_ps_func *suffix_free) |
| 490 | { | 490 | { |
| 491 | return asn1_bio_set_ex(b, BIO_C_SET_SUFFIX, suffix, suffix_free); | 491 | return asn1_bio_set_ex(b, BIO_C_SET_SUFFIX, suffix, suffix_free); |
| 492 | } | 492 | } |
| 493 | 493 | ||
| 494 | int BIO_asn1_get_suffix(BIO *b, asn1_ps_func **psuffix, asn1_ps_func **psuffix_free) | 494 | int BIO_asn1_get_suffix(BIO *b, asn1_ps_func **psuffix, asn1_ps_func **psuffix_free) |
| 495 | { | 495 | { |
| 496 | return asn1_bio_get_ex(b, BIO_C_GET_SUFFIX, psuffix, psuffix_free); | 496 | return asn1_bio_get_ex(b, BIO_C_GET_SUFFIX, psuffix, psuffix_free); |
| 497 | } | 497 | } |
