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Upgrade bundled libcurl to version 7.77.0.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,127 @@ | ||
| /*************************************************************************** | ||
| * _ _ ____ _ | ||
| * Project ___| | | | _ \| | | ||
| * / __| | | | |_) | | | ||
| * | (__| |_| | _ <| |___ | ||
| * \___|\___/|_| \_\_____| | ||
| * | ||
| * Copyright (C) 2021, Daniel Stenberg, <[email protected]>, et al. | ||
| * | ||
| * This software is licensed as described in the file COPYING, which | ||
| * you should have received as part of this distribution. The terms | ||
| * are also available at https://curl.se/docs/copyright.html. | ||
| * | ||
| * You may opt to use, copy, modify, merge, publish, distribute and/or sell | ||
| * copies of the Software, and permit persons to whom the Software is | ||
| * furnished to do so, under the terms of the COPYING file. | ||
| * | ||
| * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
| * KIND, either express or implied. | ||
| * | ||
| ***************************************************************************/ | ||
|
|
||
| #include "curl_setup.h" | ||
| #include "urldata.h" | ||
| #include "bufref.h" | ||
|
|
||
| #include "curl_memory.h" | ||
| #include "memdebug.h" | ||
|
|
||
| #define SIGNATURE 0x5c48e9b2 /* Random pattern. */ | ||
|
|
||
| /* | ||
| * Init a bufref struct. | ||
| */ | ||
| void Curl_bufref_init(struct bufref *br) | ||
| { | ||
| DEBUGASSERT(br); | ||
| br->dtor = NULL; | ||
| br->ptr = NULL; | ||
| br->len = 0; | ||
|
|
||
| #ifdef DEBUGBUILD | ||
| br->signature = SIGNATURE; | ||
| #endif | ||
| } | ||
|
|
||
| /* | ||
| * Free the buffer and re-init the necessary fields. It doesn't touch the | ||
| * 'signature' field and thus this buffer reference can be reused. | ||
| */ | ||
|
|
||
| void Curl_bufref_free(struct bufref *br) | ||
| { | ||
| DEBUGASSERT(br); | ||
| DEBUGASSERT(br->signature == SIGNATURE); | ||
| DEBUGASSERT(br->ptr || !br->len); | ||
|
|
||
| if(br->ptr && br->dtor) | ||
| br->dtor((void *) br->ptr); | ||
|
|
||
| br->dtor = NULL; | ||
| br->ptr = NULL; | ||
| br->len = 0; | ||
| } | ||
|
|
||
| /* | ||
| * Set the buffer reference to new values. The previously referenced buffer | ||
| * is released before assignment. | ||
| */ | ||
| void Curl_bufref_set(struct bufref *br, const void *ptr, size_t len, | ||
| void (*dtor)(void *)) | ||
| { | ||
| DEBUGASSERT(ptr || !len); | ||
| DEBUGASSERT(len <= CURL_MAX_INPUT_LENGTH); | ||
|
|
||
| Curl_bufref_free(br); | ||
| br->ptr = (const unsigned char *) ptr; | ||
| br->len = len; | ||
| br->dtor = dtor; | ||
| } | ||
|
|
||
| /* | ||
| * Get a pointer to the referenced buffer. | ||
| */ | ||
| const unsigned char *Curl_bufref_ptr(const struct bufref *br) | ||
| { | ||
| DEBUGASSERT(br); | ||
| DEBUGASSERT(br->signature == SIGNATURE); | ||
| DEBUGASSERT(br->ptr || !br->len); | ||
|
|
||
| return br->ptr; | ||
| } | ||
|
|
||
| /* | ||
| * Get the length of the referenced buffer data. | ||
| */ | ||
| size_t Curl_bufref_len(const struct bufref *br) | ||
| { | ||
| DEBUGASSERT(br); | ||
| DEBUGASSERT(br->signature == SIGNATURE); | ||
| DEBUGASSERT(br->ptr || !br->len); | ||
|
|
||
| return br->len; | ||
| } | ||
|
|
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| CURLcode Curl_bufref_memdup(struct bufref *br, const void *ptr, size_t len) | ||
| { | ||
| unsigned char *cpy = NULL; | ||
|
|
||
| DEBUGASSERT(br); | ||
| DEBUGASSERT(br->signature == SIGNATURE); | ||
| DEBUGASSERT(br->ptr || !br->len); | ||
| DEBUGASSERT(ptr || !len); | ||
| DEBUGASSERT(len <= CURL_MAX_INPUT_LENGTH); | ||
|
|
||
| if(ptr) { | ||
| cpy = malloc(len + 1); | ||
| if(!cpy) | ||
| return CURLE_OUT_OF_MEMORY; | ||
| if(len) | ||
| memcpy(cpy, ptr, len); | ||
| cpy[len] = '\0'; | ||
| } | ||
|
|
||
| Curl_bufref_set(br, cpy, len, curl_free); | ||
| return CURLE_OK; | ||
| } |
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