[457] | 1 | // Copyright (c) Microsoft. All rights reserved.
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| 2 | // Licensed under the MIT license. See LICENSE file in the project root for full license information.
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| 3 |
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| 4 | #include <stdlib.h>
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| 5 | #include <stddef.h>
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| 6 | #include <stdbool.h>
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| 7 | #include <ctype.h>
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| 8 |
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| 9 | #include "umock_c/umock_c_prod.h"
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| 10 | #include "azure_c_shared_utility/gballoc.h"
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| 11 |
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| 12 | #include <string.h>
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| 13 | #include "azure_uhttp_c/uhttp.h"
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| 14 | #include "azure_c_shared_utility/httpheaders.h"
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| 15 | #include "azure_c_shared_utility/crt_abstractions.h"
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| 16 | #include "azure_c_shared_utility/strings.h"
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| 17 | #include "azure_c_shared_utility/xlogging.h"
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| 18 | #include "azure_c_shared_utility/buffer_.h"
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| 19 | #include "azure_c_shared_utility/singlylinkedlist.h"
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| 20 | #include "azure_c_shared_utility/shared_util_options.h"
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| 21 | #include "azure_c_shared_utility/optimize_size.h"
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| 22 |
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| 23 | #define MAX_HOSTNAME 64
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| 24 | #define TIME_MAX_BUFFER 16
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| 25 | #define HTTP_CRLF_LEN 2
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| 26 | #define HTTP_END_TOKEN_LEN 4
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| 27 | #define MAX_CONTENT_LENGTH 16
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| 28 |
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| 29 | static const char* HTTP_REQUEST_LINE_FMT = "%s %s HTTP/1.1\r\n";
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| 30 | static const char* HTTP_HOST = "Host";
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| 31 | // The following header names MUST be lowercase as they are used for HTTP response header comparison:
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| 32 | static const char* HTTP_CONTENT_LEN = "content-length";
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| 33 | static const char* HTTP_TRANSFER_ENCODING = "transfer-encoding";
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| 34 | static const char* HTTP_CRLF_VALUE = "\r\n";
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| 35 |
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| 36 | typedef enum RESPONSE_MESSAGE_STATE_TAG
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| 37 | {
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| 38 | state_initial,
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| 39 | state_opening,
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| 40 | state_open,
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| 41 | state_process_status_line,
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| 42 | state_process_headers,
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| 43 | state_process_body,
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| 44 | state_process_chunked_body,
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| 45 |
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| 46 | state_send_user_callback,
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| 47 | state_parse_complete,
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| 48 |
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| 49 | state_closing,
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| 50 | state_closed,
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| 51 | state_error
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| 52 | } RESPONSE_MESSAGE_STATE;
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| 53 |
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| 54 | typedef struct HTTP_RECV_DATA_TAG
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| 55 | {
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| 56 | ON_HTTP_REQUEST_CALLBACK on_request_callback;
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| 57 | void* user_ctx;
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| 58 | int status_code;
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| 59 | RESPONSE_MESSAGE_STATE recv_state;
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| 60 | HTTP_HEADERS_HANDLE resp_header;
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| 61 | BUFFER_HANDLE msg_body;
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| 62 | size_t total_body_len;
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| 63 | BUFFER_HANDLE accrual_buff;
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| 64 | bool chunked_reply;
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| 65 | } HTTP_RECV_DATA;
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| 66 |
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| 67 | typedef struct HTTP_CLIENT_HANDLE_DATA_TAG
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| 68 | {
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| 69 | XIO_HANDLE xio_handle;
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| 70 | ON_HTTP_OPEN_COMPLETE_CALLBACK on_connect;
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| 71 | void* connect_user_ctx;
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| 72 | ON_HTTP_ERROR_CALLBACK on_error;
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| 73 | void* error_user_ctx;
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| 74 | ON_HTTP_CLOSED_CALLBACK on_close_callback;
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| 75 | void* close_user_ctx;
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| 76 | HTTP_RECV_DATA recv_msg;
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| 77 | bool chunk_request;
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| 78 | bool trace_on;
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| 79 | bool trace_body;
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| 80 | char* host_name;
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| 81 | int port_num;
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| 82 | SINGLYLINKEDLIST_HANDLE data_list;
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| 83 | bool cert_type_ecc;
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| 84 | char* x509_cert;
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| 85 | char* x509_pk;
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| 86 | char* certificate;
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| 87 | int connected;
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| 88 | } HTTP_CLIENT_HANDLE_DATA;
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| 89 |
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| 90 | typedef struct HTTP_SEND_DATA_TAG
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| 91 | {
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| 92 | HTTP_CLIENT_REQUEST_TYPE request_type;
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| 93 | STRING_HANDLE relative_path;
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| 94 | STRING_HANDLE header_line;
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| 95 | BUFFER_HANDLE content;
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| 96 | } HTTP_SEND_DATA;
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| 97 |
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| 98 | static void send_complete_callback(void* context, IO_SEND_RESULT send_result)
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| 99 | {
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| 100 | (void)context;(void)send_result;
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| 101 | }
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| 102 |
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| 103 | static int initialize_received_data(HTTP_CLIENT_HANDLE_DATA* http_data)
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| 104 | {
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| 105 | int result = 0;
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| 106 |
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| 107 | // Initialize data if necessary
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| 108 | if (http_data->recv_msg.resp_header == NULL)
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| 109 | {
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| 110 | http_data->recv_msg.resp_header = HTTPHeaders_Alloc();
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| 111 | if (http_data->recv_msg.resp_header == NULL)
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| 112 | {
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| 113 | /* Codes_SRS_UHTTP_07_048: [ If any error is encountered on_bytes_received shall set the state to error. ] */
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| 114 | LogError("Failure creating Http header.");
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| 115 | result = MU_FAILURE;
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| 116 | }
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| 117 | }
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| 118 | if (result == 0 && http_data->recv_msg.accrual_buff == NULL)
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| 119 | {
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| 120 | http_data->recv_msg.accrual_buff = BUFFER_new();
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| 121 | if (http_data->recv_msg.accrual_buff == NULL)
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| 122 | {
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| 123 | /* Codes_SRS_UHTTP_07_048: [ If any error is encountered on_bytes_received shall set the state to error. ] */
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| 124 | LogError("Failure creating accrual buffer.");
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| 125 | result = MU_FAILURE;
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| 126 | }
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| 127 | }
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| 128 | http_data->recv_msg.chunked_reply = false;
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| 129 | return result;
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| 130 | }
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| 131 |
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| 132 | static int process_status_code_line(const unsigned char* buffer, size_t len, size_t* position, int* statusLen)
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| 133 | {
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| 134 | int result = MU_FAILURE;
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| 135 | size_t index;
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| 136 | int spaceFound = 0;
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| 137 | const char* initSpace = NULL;
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| 138 | char status_code[4];
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| 139 |
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| 140 | for (index = 0; index < len; index++)
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| 141 | {
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| 142 | if (buffer[index] == ' ')
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| 143 | {
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| 144 | if (spaceFound == 1)
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| 145 | {
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| 146 | (void)memcpy(status_code, initSpace, 3);
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| 147 | status_code[3] = '\0';
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| 148 | }
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| 149 | else
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| 150 | {
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| 151 | initSpace = (const char*)buffer + index + 1;
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| 152 | }
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| 153 | spaceFound++;
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| 154 | }
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| 155 | else if (buffer[index] == '\n')
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| 156 | {
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| 157 | *statusLen = (int)atol(status_code);
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| 158 | if (index < len)
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| 159 | {
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| 160 | *position = index + 1;
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| 161 | }
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| 162 | else
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| 163 | {
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| 164 | *position = index;
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| 165 | }
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| 166 | result = 0;
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| 167 | break;
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| 168 | }
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| 169 | }
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| 170 | return result;
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| 171 | }
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| 172 |
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| 173 | static int process_header_line(const unsigned char* buffer, size_t len, size_t* position, HTTP_HEADERS_HANDLE resp_header, size_t* contentLen, bool* isChunked)
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| 174 | {
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| 175 | int result = MU_FAILURE;
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| 176 | size_t index;
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| 177 | const unsigned char* targetPos = buffer;
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| 178 | bool crlfEncounted = false;
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| 179 | bool colonEncountered = false;
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| 180 | char* headerKey = NULL;
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| 181 | bool continueProcessing = true;
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| 182 |
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| 183 | for (index = 0; index < len && continueProcessing; index++)
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| 184 | {
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| 185 | if (buffer[index] == ':' && !colonEncountered)
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| 186 | {
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| 187 | colonEncountered = true;
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| 188 | size_t keyLen = (&buffer[index])-targetPos;
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| 189 |
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| 190 | if (headerKey != NULL)
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| 191 | {
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| 192 | free(headerKey);
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| 193 | headerKey = NULL;
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| 194 | }
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| 195 | headerKey = (char*)malloc(keyLen+1);
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| 196 | if (headerKey == NULL)
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| 197 | {
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| 198 | result = MU_FAILURE;
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| 199 | continueProcessing = false;
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| 200 | }
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| 201 | else
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| 202 | {
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| 203 | memcpy(headerKey, targetPos, keyLen);
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| 204 | headerKey[keyLen] = '\0';
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| 205 |
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| 206 | // Convert to lower case
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| 207 | for (size_t inner = 0; inner < keyLen; inner++)
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| 208 | {
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| 209 | headerKey[inner] = (char)tolower(headerKey[inner]);
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| 210 | }
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| 211 |
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| 212 | targetPos = buffer+index+1;
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| 213 | crlfEncounted = false;
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| 214 | }
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| 215 | }
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| 216 | else if (buffer[index] == '\r')
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| 217 | {
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| 218 | if (headerKey != NULL)
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| 219 | {
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| 220 | // Remove leading spaces
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| 221 | while (*targetPos == 32) { targetPos++; }
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| 222 |
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| 223 | size_t valueLen = (&buffer[index])-targetPos;
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| 224 | char* headerValue = (char*)malloc(valueLen+1);
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| 225 | if (headerValue == NULL)
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| 226 | {
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| 227 | result = MU_FAILURE;
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| 228 | continueProcessing = false;
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| 229 | }
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| 230 | else
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| 231 | {
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| 232 | memcpy(headerValue, targetPos, valueLen);
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| 233 | headerValue[valueLen] = '\0';
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| 234 |
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| 235 | if (HTTPHeaders_AddHeaderNameValuePair(resp_header, headerKey, headerValue) != HTTP_HEADERS_OK)
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| 236 | {
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| 237 | result = MU_FAILURE;
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| 238 | continueProcessing = false;
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| 239 | }
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| 240 | else
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| 241 | {
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| 242 | if (strcmp(headerKey, HTTP_CONTENT_LEN) == 0)
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| 243 | {
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| 244 | *isChunked = false;
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| 245 | *contentLen = atol(headerValue);
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| 246 | }
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| 247 | else if (strcmp(headerKey, HTTP_TRANSFER_ENCODING) == 0)
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| 248 | {
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| 249 | *isChunked = true;
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| 250 | *contentLen = 0;
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| 251 | }
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| 252 | if (index < len)
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| 253 | {
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| 254 | *position = index;
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| 255 | }
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| 256 | else
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| 257 | {
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| 258 | *position = index-1;
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| 259 | }
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| 260 | }
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| 261 | }
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| 262 | free(headerKey);
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| 263 | headerKey = NULL;
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| 264 | free(headerValue);
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| 265 | }
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| 266 | }
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| 267 | else if (buffer[index] == '\n')
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| 268 | {
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| 269 | if (crlfEncounted)
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| 270 | {
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| 271 | if (index < len)
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| 272 | {
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| 273 | *position = index+1;
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| 274 | }
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| 275 | else
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| 276 | {
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| 277 | *position = index;
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| 278 | }
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| 279 | result = 0;
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| 280 | break;
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| 281 | }
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| 282 | else
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| 283 | {
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| 284 | colonEncountered = false;
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| 285 | crlfEncounted = true;
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| 286 | targetPos = buffer+index+1;
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| 287 | }
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| 288 | }
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| 289 | else
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| 290 | {
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| 291 | crlfEncounted = false;
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| 292 | }
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| 293 | }
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| 294 | if (headerKey != NULL)
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| 295 | {
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| 296 | free(headerKey);
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| 297 | }
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| 298 | return result;
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| 299 | }
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| 300 |
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| 301 | static int write_text_line(HTTP_CLIENT_HANDLE_DATA* http_data, const char* text_line)
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| 302 | {
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| 303 | int result;
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| 304 | if (xio_send(http_data->xio_handle, text_line, strlen(text_line), send_complete_callback, NULL) != 0)
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| 305 | {
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| 306 | LogError("Failure calling xio_send.");
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| 307 | result = MU_FAILURE;
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| 308 | }
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| 309 | else
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| 310 | {
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| 311 | result = 0;
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| 312 | if (http_data->trace_on)
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| 313 | {
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| 314 | LOG(AZ_LOG_TRACE, LOG_LINE, "%s", text_line);
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| 315 | }
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| 316 | }
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| 317 | return result;
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| 318 | }
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| 319 |
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| 320 | static int write_data_line(HTTP_CLIENT_HANDLE_DATA* http_data, const unsigned char* data_line, size_t length)
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| 321 | {
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| 322 | int result;
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| 323 | if (xio_send(http_data->xio_handle, data_line, length, send_complete_callback, NULL) != 0)
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| 324 | {
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| 325 | LogError("Failure calling xio_send.");
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| 326 | result = MU_FAILURE;
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| 327 | }
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| 328 | else
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| 329 | {
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| 330 | result = 0;
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| 331 | if (http_data->trace_on)
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| 332 | {
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| 333 | if (length > 0)
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| 334 | {
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| 335 | if (http_data->trace_body)
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| 336 | {
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| 337 | LOG(AZ_LOG_TRACE, LOG_LINE, "len: %d\r\n%.*s\r\n", (int)length, (int)length, data_line);
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| 338 | }
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| 339 | else
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| 340 | {
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| 341 | LOG(AZ_LOG_TRACE, LOG_LINE, "<data> len: %d\r\n", (int)length);
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| 342 | }
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| 343 | }
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| 344 | else
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| 345 | {
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| 346 | LOG(AZ_LOG_TRACE, LOG_LINE, "len: %d\r\n", (int)length);
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| 347 | }
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| 348 | }
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| 349 | }
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| 350 | return result;
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| 351 | }
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| 352 |
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| 353 | static int convert_char_to_hex(const unsigned char* hexText, size_t len)
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| 354 | {
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| 355 | int result = 0;
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| 356 | for (size_t index = 0; index < len; index++)
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| 357 | {
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| 358 | if (hexText[index] == ';')
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| 359 | {
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| 360 | break;
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| 361 | }
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| 362 | else
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| 363 | {
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| 364 | int accumulator = 0;
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| 365 | if (hexText[index] >= 48 && hexText[index] <= 57)
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| 366 | {
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| 367 | accumulator = hexText[index] - 48;
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| 368 | }
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| 369 | else if (hexText[index] >= 65 && hexText[index] <= 70)
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| 370 | {
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| 371 | accumulator = hexText[index] - 55;
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| 372 | }
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| 373 | else if (hexText[index] >= 97 && hexText[index] <= 102)
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| 374 | {
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| 375 | accumulator = hexText[index] - 87;
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| 376 | }
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| 377 | if (index > 0)
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| 378 | {
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| 379 | result = result << 4;
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| 380 | }
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| 381 | result += accumulator;
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| 382 | }
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| 383 | }
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| 384 | return result;
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| 385 | }
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| 386 |
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| 387 | static int setup_init_recv_msg(HTTP_RECV_DATA* recv_msg)
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| 388 | {
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| 389 | int result;
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| 390 | recv_msg->status_code = 0;
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| 391 | recv_msg->recv_state = state_initial;
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| 392 | recv_msg->total_body_len = 0;
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| 393 | if (recv_msg->resp_header != NULL)
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| 394 | {
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| 395 | HTTPHeaders_Free(recv_msg->resp_header);
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| 396 | }
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| 397 | if (recv_msg->msg_body != NULL)
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| 398 | {
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| 399 | BUFFER_delete(recv_msg->msg_body);
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| 400 | }
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| 401 | if ((recv_msg->resp_header = HTTPHeaders_Alloc()) == NULL)
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| 402 | {
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| 403 | /* Codes_SRS_UHTTP_07_017: [If any failure encountered http_client_execute_request shall return HTTP_CLIENT_ERROR] */
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| 404 | LogError("Failure allocating http http_data items");
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| 405 | result = HTTP_CLIENT_ERROR;
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| 406 | }
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| 407 | else if ((recv_msg->msg_body = BUFFER_new()) == NULL)
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| 408 | {
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| 409 | /* Codes_SRS_UHTTP_07_017: [If any failure encountered http_client_execute_request shall return HTTP_CLIENT_ERROR] */
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| 410 | LogError("Failure allocating http data items");
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| 411 | HTTPHeaders_Free(recv_msg->resp_header);
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| 412 | recv_msg->resp_header = NULL;
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| 413 | result = HTTP_CLIENT_ERROR;
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| 414 | }
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| 415 | else
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| 416 | {
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| 417 | result = 0;
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| 418 | }
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| 419 | return result;
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| 420 | }
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| 421 |
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| 422 | static void on_bytes_received(void* context, const unsigned char* buffer, size_t len)
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| 423 | {
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| 424 | HTTP_CLIENT_HANDLE_DATA* http_data = (HTTP_CLIENT_HANDLE_DATA*)context;
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| 425 |
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| 426 | if (http_data != NULL && buffer != NULL && len > 0 && http_data->recv_msg.recv_state != state_error)
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| 427 | {
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| 428 | if (http_data->recv_msg.recv_state == state_parse_complete)
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| 429 | {
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| 430 | // The callback is getting called during a new send.
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| 431 | setup_init_recv_msg(&http_data->recv_msg);
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| 432 |
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| 433 | }
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| 434 |
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| 435 | if (http_data->recv_msg.recv_state == state_initial || http_data->recv_msg.recv_state == state_open)
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| 436 | {
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| 437 | if (initialize_received_data(http_data) != 0)
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| 438 | {
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| 439 | http_data->recv_msg.recv_state = state_error;
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| 440 | }
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| 441 | else
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| 442 | {
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| 443 | http_data->recv_msg.recv_state = state_process_status_line;
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| 444 | }
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| 445 | }
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| 446 |
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| 447 | // Put the data in the buffer
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| 448 | if (BUFFER_append_build(http_data->recv_msg.accrual_buff, buffer, len) != 0)
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| 449 | {
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| 450 | /* Codes_SRS_UHTTP_07_048: [ If any error is encountered on_bytes_received shall set the state to error. ] */
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| 451 | LogError("Failure appending bytes to buffer.");
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| 452 | http_data->recv_msg.recv_state = state_error;
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| 453 | }
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| 454 |
|
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| 455 | if (http_data->recv_msg.recv_state == state_process_status_line)
|
---|
| 456 | {
|
---|
| 457 | size_t index = 0;
|
---|
| 458 | const unsigned char* stored_bytes = BUFFER_u_char(http_data->recv_msg.accrual_buff);
|
---|
| 459 | size_t stored_len = BUFFER_length(http_data->recv_msg.accrual_buff);
|
---|
| 460 |
|
---|
| 461 | int lineComplete = process_status_code_line(stored_bytes, stored_len, &index, &http_data->recv_msg.status_code);
|
---|
| 462 | if (lineComplete == 0 && http_data->recv_msg.status_code > 0)
|
---|
| 463 | {
|
---|
| 464 | if (BUFFER_shrink(http_data->recv_msg.accrual_buff, index, false) != 0)
|
---|
| 465 | {
|
---|
| 466 | LogError("Failure appending bytes to buffer.");
|
---|
| 467 | http_data->recv_msg.recv_state = state_error;
|
---|
| 468 | }
|
---|
| 469 | else
|
---|
| 470 | {
|
---|
| 471 | http_data->recv_msg.recv_state = state_process_headers;
|
---|
| 472 | }
|
---|
| 473 | }
|
---|
| 474 | }
|
---|
| 475 |
|
---|
| 476 | if (http_data->recv_msg.recv_state == state_process_headers)
|
---|
| 477 | {
|
---|
| 478 | size_t index = 0;
|
---|
| 479 | const unsigned char* stored_bytes = BUFFER_u_char(http_data->recv_msg.accrual_buff);
|
---|
| 480 | size_t stored_len = BUFFER_length(http_data->recv_msg.accrual_buff);
|
---|
| 481 |
|
---|
| 482 | int headerComplete = process_header_line(stored_bytes, stored_len, &index, http_data->recv_msg.resp_header, &http_data->recv_msg.total_body_len, &http_data->recv_msg.chunked_reply);
|
---|
| 483 | if (headerComplete == 0)
|
---|
| 484 | {
|
---|
| 485 | if (http_data->recv_msg.total_body_len == 0)
|
---|
| 486 | {
|
---|
| 487 | if (http_data->recv_msg.chunked_reply)
|
---|
| 488 | {
|
---|
| 489 |
|
---|
| 490 | /* Codes_SRS_UHTTP_07_054: [ If the http header does not include a content length then it indicates a chunk response. ] */
|
---|
| 491 | http_data->recv_msg.recv_state = state_process_chunked_body;
|
---|
| 492 | }
|
---|
| 493 | else
|
---|
| 494 | {
|
---|
| 495 | // Content len is 0 so we are finished with the body
|
---|
| 496 | http_data->recv_msg.recv_state = state_send_user_callback;
|
---|
| 497 | }
|
---|
| 498 | }
|
---|
| 499 | else
|
---|
| 500 | {
|
---|
| 501 | http_data->recv_msg.recv_state = state_process_body;
|
---|
| 502 | }
|
---|
| 503 | }
|
---|
| 504 | if (index > 0)
|
---|
| 505 | {
|
---|
| 506 | if (BUFFER_shrink(http_data->recv_msg.accrual_buff, index, false) != 0)
|
---|
| 507 | {
|
---|
| 508 | LogError("Failure appending bytes to buffer.");
|
---|
| 509 | http_data->recv_msg.recv_state = state_error;
|
---|
| 510 | }
|
---|
| 511 | }
|
---|
| 512 | }
|
---|
| 513 |
|
---|
| 514 | if (http_data->recv_msg.recv_state == state_process_body)
|
---|
| 515 | {
|
---|
| 516 | if (http_data->recv_msg.total_body_len != 0)
|
---|
| 517 | {
|
---|
| 518 | size_t stored_len = BUFFER_length(http_data->recv_msg.accrual_buff);
|
---|
| 519 |
|
---|
| 520 | if ((http_data->recv_msg.total_body_len == stored_len) || (http_data->recv_msg.total_body_len == (stored_len - HTTP_END_TOKEN_LEN)))
|
---|
| 521 | {
|
---|
| 522 | if (http_data->recv_msg.msg_body != NULL)
|
---|
| 523 | {
|
---|
| 524 | BUFFER_delete(http_data->recv_msg.msg_body);
|
---|
| 525 | }
|
---|
| 526 | if ((http_data->recv_msg.msg_body = BUFFER_clone(http_data->recv_msg.accrual_buff)) == NULL)
|
---|
| 527 | {
|
---|
| 528 | LogError("Failure cloning BUFFER.");
|
---|
| 529 | http_data->recv_msg.recv_state = state_error;
|
---|
| 530 | }
|
---|
| 531 | else
|
---|
| 532 | {
|
---|
| 533 | http_data->recv_msg.recv_state = state_send_user_callback;
|
---|
| 534 | }
|
---|
| 535 | }
|
---|
| 536 | else if (stored_len > http_data->recv_msg.total_body_len)
|
---|
| 537 | {
|
---|
| 538 | LogError("Failure bytes encountered is greater then body length.");
|
---|
| 539 | http_data->recv_msg.recv_state = state_error;
|
---|
| 540 | }
|
---|
| 541 | }
|
---|
| 542 | }
|
---|
| 543 |
|
---|
| 544 | if (http_data->recv_msg.recv_state == state_process_chunked_body)
|
---|
| 545 | {
|
---|
| 546 | const unsigned char* iterator = BUFFER_u_char(http_data->recv_msg.accrual_buff);
|
---|
| 547 | const unsigned char* initial_pos = iterator;
|
---|
| 548 | const unsigned char* begin = iterator;
|
---|
| 549 | const unsigned char* end = iterator;
|
---|
| 550 | size_t accural_len = BUFFER_length(http_data->recv_msg.accrual_buff);
|
---|
| 551 |
|
---|
| 552 | /* Codes_SRS_UHTTP_07_059: [ on_bytes_received shall loop throught the stored data to find the /r/n separator. ] */
|
---|
| 553 | while (iterator < (initial_pos + accural_len))
|
---|
| 554 | {
|
---|
| 555 | if (*iterator == '\r')
|
---|
| 556 | {
|
---|
| 557 | // Don't need anything
|
---|
| 558 | end = iterator;
|
---|
| 559 | iterator++;
|
---|
| 560 | }
|
---|
| 561 | else if (*iterator == '\n')
|
---|
| 562 | {
|
---|
| 563 | size_t data_length = 0;
|
---|
| 564 |
|
---|
| 565 | /* Codes_SRS_UHTTP_07_055: [ on_bytes_received shall convert the hexs length supplied in the response to the data length of the chunked data. ] */
|
---|
| 566 | size_t hex_len = end - begin;
|
---|
| 567 | data_length = convert_char_to_hex(begin, hex_len);
|
---|
| 568 | if (data_length == 0)
|
---|
| 569 | {
|
---|
| 570 | if (accural_len - (iterator - initial_pos + 1) <= HTTP_END_TOKEN_LEN)
|
---|
| 571 | {
|
---|
| 572 | http_data->recv_msg.recv_state = state_send_user_callback;
|
---|
| 573 | }
|
---|
| 574 | else
|
---|
| 575 | {
|
---|
| 576 | // Need to continue parsing
|
---|
| 577 | http_data->recv_msg.recv_state = state_process_headers;
|
---|
| 578 | }
|
---|
| 579 | break;
|
---|
| 580 | }
|
---|
| 581 | else if ((data_length + HTTP_CRLF_LEN) < accural_len - (iterator - initial_pos))
|
---|
| 582 | {
|
---|
| 583 | /* Codes_SRS_UHTTP_07_056: [ After the response chunk is parsed it shall be placed in a BUFFER_HANDLE. ] */
|
---|
| 584 | iterator += 1;
|
---|
| 585 | if (BUFFER_append_build(http_data->recv_msg.msg_body, iterator, data_length) != 0)
|
---|
| 586 | {
|
---|
| 587 | /* Codes_SRS_UHTTP_07_048: [ If any error is encountered on_bytes_received shall set the stop processing the request. ] */
|
---|
| 588 | LogError("Failure building buffer for chunked data.");
|
---|
| 589 | http_data->recv_msg.recv_state = state_error;
|
---|
| 590 | }
|
---|
| 591 | else
|
---|
| 592 | {
|
---|
| 593 | /* Codes_SRS_UHTTP_07_060: [ if the data_length specified in the chunk is beyond the amount of data recieved, the parsing shall end and wait for more data. ] */
|
---|
| 594 | if (iterator + (data_length + HTTP_CRLF_LEN) > initial_pos + accural_len)
|
---|
| 595 | {
|
---|
| 596 | LogError("Invalid length specified.");
|
---|
| 597 | http_data->recv_msg.recv_state = state_error;
|
---|
| 598 | break;
|
---|
| 599 | }
|
---|
| 600 | else if (iterator + (data_length + HTTP_CRLF_LEN) == initial_pos + accural_len)
|
---|
| 601 | {
|
---|
| 602 | if (BUFFER_shrink(http_data->recv_msg.accrual_buff, accural_len, false) != 0)
|
---|
| 603 | {
|
---|
| 604 | LogError("Failure shrinking accural buffer.");
|
---|
| 605 | http_data->recv_msg.recv_state = state_error;
|
---|
| 606 | }
|
---|
| 607 | break;
|
---|
| 608 | }
|
---|
| 609 | else
|
---|
| 610 | {
|
---|
| 611 | // Move the iterator beyond the data we read and the /r/n
|
---|
| 612 | iterator += (data_length + HTTP_CRLF_LEN);
|
---|
| 613 | }
|
---|
| 614 |
|
---|
| 615 | /* Codes_SRS_UHTTP_07_058: [ Once a chunk size value of 0 is encountered on_bytes_received shall call the on_request_callback with the http message ] */
|
---|
| 616 | if (*iterator == '0' && (accural_len - (iterator - initial_pos + 1) <= HTTP_END_TOKEN_LEN))
|
---|
| 617 | {
|
---|
| 618 | if (accural_len - (iterator - initial_pos + 1) <= HTTP_END_TOKEN_LEN)
|
---|
| 619 | {
|
---|
| 620 | http_data->recv_msg.recv_state = state_send_user_callback;
|
---|
| 621 | }
|
---|
| 622 | else
|
---|
| 623 | {
|
---|
| 624 | // Need to continue parsing
|
---|
| 625 | http_data->recv_msg.recv_state = state_process_headers;
|
---|
| 626 | }
|
---|
| 627 | break;
|
---|
| 628 | }
|
---|
| 629 | else
|
---|
| 630 | {
|
---|
| 631 | size_t shrink_len = iterator - initial_pos;
|
---|
| 632 | if (shrink_len > 0)
|
---|
| 633 | {
|
---|
| 634 | if (BUFFER_shrink(http_data->recv_msg.accrual_buff, shrink_len, false) != 0)
|
---|
| 635 | {
|
---|
| 636 | LogError("Failure shrinking accrual buffer.");
|
---|
| 637 | http_data->recv_msg.recv_state = state_error;
|
---|
| 638 | }
|
---|
| 639 | else
|
---|
| 640 | {
|
---|
| 641 | accural_len = BUFFER_length(http_data->recv_msg.accrual_buff);
|
---|
| 642 | initial_pos = iterator = BUFFER_u_char(http_data->recv_msg.accrual_buff);
|
---|
| 643 | }
|
---|
| 644 | }
|
---|
| 645 | }
|
---|
| 646 | }
|
---|
| 647 | begin = end = iterator;
|
---|
| 648 | }
|
---|
| 649 | else
|
---|
| 650 | {
|
---|
| 651 | break;
|
---|
| 652 | }
|
---|
| 653 | }
|
---|
| 654 | else
|
---|
| 655 | {
|
---|
| 656 | end = iterator;
|
---|
| 657 | iterator++;
|
---|
| 658 | }
|
---|
| 659 | }
|
---|
| 660 | }
|
---|
| 661 |
|
---|
| 662 | if (http_data->recv_msg.recv_state == state_send_user_callback || http_data->recv_msg.recv_state == state_error)
|
---|
| 663 | {
|
---|
| 664 | const unsigned char* reply_data = NULL;
|
---|
| 665 | size_t reply_len = 0;
|
---|
| 666 | HTTP_CALLBACK_REASON http_reason = HTTP_CALLBACK_REASON_OK;
|
---|
| 667 | if (http_data->recv_msg.msg_body != NULL)
|
---|
| 668 | {
|
---|
| 669 | reply_data = BUFFER_u_char(http_data->recv_msg.msg_body);
|
---|
| 670 | reply_len = BUFFER_length(http_data->recv_msg.msg_body);
|
---|
| 671 | }
|
---|
| 672 | if (http_data->recv_msg.recv_state == state_error)
|
---|
| 673 | {
|
---|
| 674 | http_reason = HTTP_CALLBACK_REASON_PARSING_ERROR;
|
---|
| 675 | }
|
---|
| 676 | if (http_data->trace_on)
|
---|
| 677 | {
|
---|
| 678 | LOG(AZ_LOG_TRACE, LOG_LINE, "\r\nHTTP Status: %d\r\n", http_data->recv_msg.status_code);
|
---|
| 679 |
|
---|
| 680 | // Loop through headers
|
---|
| 681 | size_t count;
|
---|
| 682 | if (HTTPHeaders_GetHeaderCount(http_data->recv_msg.resp_header, &count) == 0)
|
---|
| 683 | {
|
---|
| 684 | for (size_t index = 0; index < count; index++)
|
---|
| 685 | {
|
---|
| 686 | char* header;
|
---|
| 687 | if (HTTPHeaders_GetHeader(http_data->recv_msg.resp_header, index, &header) == HTTP_HEADERS_OK)
|
---|
| 688 | {
|
---|
| 689 | LOG(AZ_LOG_TRACE, LOG_LINE, "%s", header);
|
---|
| 690 | free(header);
|
---|
| 691 | }
|
---|
| 692 | }
|
---|
| 693 | }
|
---|
| 694 | if (http_data->trace_body && reply_len > 0)
|
---|
| 695 | {
|
---|
| 696 | LOG(AZ_LOG_TRACE, LOG_LINE, "\r\n%.*s\r\n", (int)reply_len, reply_data);
|
---|
| 697 | }
|
---|
| 698 | }
|
---|
| 699 | http_data->recv_msg.on_request_callback(http_data->recv_msg.user_ctx, http_reason, reply_data, reply_len, http_data->recv_msg.status_code, http_data->recv_msg.resp_header);
|
---|
| 700 | http_data->recv_msg.recv_state = state_parse_complete;
|
---|
| 701 | }
|
---|
| 702 |
|
---|
| 703 | if (http_data->recv_msg.recv_state == state_parse_complete)
|
---|
| 704 | {
|
---|
| 705 | HTTPHeaders_Free(http_data->recv_msg.resp_header);
|
---|
| 706 | http_data->recv_msg.resp_header = NULL;
|
---|
| 707 | BUFFER_delete(http_data->recv_msg.msg_body);
|
---|
| 708 | http_data->recv_msg.msg_body = NULL;
|
---|
| 709 | BUFFER_delete(http_data->recv_msg.accrual_buff);
|
---|
| 710 | http_data->recv_msg.accrual_buff = NULL;
|
---|
| 711 | }
|
---|
| 712 | }
|
---|
| 713 | }
|
---|
| 714 |
|
---|
| 715 | static void on_xio_close_complete(void* context)
|
---|
| 716 | {
|
---|
| 717 | if (context != NULL)
|
---|
| 718 | {
|
---|
| 719 | /* Codes_SRS_UHTTP_07_045: [ If on_close_callback is not NULL, on_close_callback shall be called once the underlying xio is closed. ] */
|
---|
| 720 | HTTP_CLIENT_HANDLE_DATA* http_data = (HTTP_CLIENT_HANDLE_DATA*)context;
|
---|
| 721 | if (http_data->on_close_callback)
|
---|
| 722 | {
|
---|
| 723 | http_data->on_close_callback(http_data->close_user_ctx);
|
---|
| 724 | }
|
---|
| 725 | http_data->recv_msg.recv_state = state_closed;
|
---|
| 726 | http_data->connected = 0;
|
---|
| 727 | }
|
---|
| 728 | }
|
---|
| 729 |
|
---|
| 730 | static void on_xio_open_complete(void* context, IO_OPEN_RESULT open_result)
|
---|
| 731 | {
|
---|
| 732 | /* Codes_SRS_UHTTP_07_049: [ If not NULL uhttp_client_open shall call the on_connect callback with the callback_ctx, once the underlying xio's open is complete. ] */
|
---|
| 733 | if (context != NULL)
|
---|
| 734 | {
|
---|
| 735 | HTTP_CLIENT_HANDLE_DATA* http_data = (HTTP_CLIENT_HANDLE_DATA*)context;
|
---|
| 736 | if (open_result == IO_OPEN_OK)
|
---|
| 737 | {
|
---|
| 738 | /* Codes_SRS_UHTTP_07_042: [ If the underlying socket opens successfully the on_connect callback shall be call with HTTP_CALLBACK_REASON_OK... ] */
|
---|
| 739 | if (http_data->on_connect != NULL)
|
---|
| 740 | {
|
---|
| 741 | http_data->on_connect(http_data->connect_user_ctx, HTTP_CALLBACK_REASON_OK);
|
---|
| 742 | }
|
---|
| 743 | http_data->recv_msg.recv_state = state_open;
|
---|
| 744 | http_data->connected = 1;
|
---|
| 745 | }
|
---|
| 746 | else
|
---|
| 747 | {
|
---|
| 748 | /* Codes_SRS_UHTTP_07_043: [ Otherwise on_connect callback shall be call with HTTP_CLIENT_OPEN_REQUEST_FAILED. ] */
|
---|
| 749 | if (http_data->on_connect != NULL)
|
---|
| 750 | {
|
---|
| 751 | http_data->on_connect(http_data->connect_user_ctx, HTTP_CALLBACK_REASON_OPEN_FAILED);
|
---|
| 752 | }
|
---|
| 753 | }
|
---|
| 754 | }
|
---|
| 755 | else
|
---|
| 756 | {
|
---|
| 757 | LogError("Context on_xio_open_complete is NULL");
|
---|
| 758 | }
|
---|
| 759 | }
|
---|
| 760 |
|
---|
| 761 | static void on_io_error(void* context)
|
---|
| 762 | {
|
---|
| 763 | /* Codes_SRS_UHTTP_07_050: [ if context is NULL on_io_error shall do nothing. ] */
|
---|
| 764 | if (context != NULL)
|
---|
| 765 | {
|
---|
| 766 | HTTP_CLIENT_HANDLE_DATA* http_data = (HTTP_CLIENT_HANDLE_DATA*)context;
|
---|
| 767 | /* Codes_SRS_UHTTP_07_051: [ if on_error callback is not NULL, on_io_error shall call on_error callback. ] */
|
---|
| 768 | if (http_data->on_error)
|
---|
| 769 | {
|
---|
| 770 | http_data->on_error(http_data->error_user_ctx, HTTP_CALLBACK_REASON_ERROR);
|
---|
| 771 | }
|
---|
| 772 | http_data->connected = 0;
|
---|
| 773 | }
|
---|
| 774 | else
|
---|
| 775 | {
|
---|
| 776 | LogError("Context on_io_error is NULL");
|
---|
| 777 | }
|
---|
| 778 | }
|
---|
| 779 |
|
---|
| 780 | static int construct_http_headers(HTTP_HEADERS_HANDLE http_header, size_t content_len, STRING_HANDLE buffData, bool chunk_data, const char* hostname, int port_num)
|
---|
| 781 | {
|
---|
| 782 | (void)chunk_data;
|
---|
| 783 | int result = 0;
|
---|
| 784 | size_t headerCnt = 0;
|
---|
| 785 | if ( (http_header != NULL) && HTTPHeaders_GetHeaderCount(http_header, &headerCnt) != HTTP_HEADERS_OK)
|
---|
| 786 | {
|
---|
| 787 | LogError("Failed in HTTPHeaders_GetHeaderCount");
|
---|
| 788 | result = MU_FAILURE;
|
---|
| 789 | }
|
---|
| 790 | else
|
---|
| 791 | {
|
---|
| 792 | bool hostname_found = false;
|
---|
| 793 | for (size_t index = 0; index < headerCnt && result == 0; index++)
|
---|
| 794 | {
|
---|
| 795 | char* header;
|
---|
| 796 | if (HTTPHeaders_GetHeader(http_header, index, &header) != HTTP_HEADERS_OK)
|
---|
| 797 | {
|
---|
| 798 | result = MU_FAILURE;
|
---|
| 799 | LogError("Failed in HTTPHeaders_GetHeader");
|
---|
| 800 | }
|
---|
| 801 | else
|
---|
| 802 | {
|
---|
| 803 | size_t dataLen = strlen(header)+2;
|
---|
| 804 | char* sendData = malloc(dataLen+1);
|
---|
| 805 | if (sendData == NULL)
|
---|
| 806 | {
|
---|
| 807 | result = MU_FAILURE;
|
---|
| 808 | LogError("Failed in allocating header data");
|
---|
| 809 | }
|
---|
| 810 | else
|
---|
| 811 | {
|
---|
| 812 | if (strcmp(header, HTTP_HOST) == 0)
|
---|
| 813 | {
|
---|
| 814 | hostname_found = true;
|
---|
| 815 | }
|
---|
| 816 |
|
---|
| 817 | if (snprintf(sendData, dataLen+1, "%s\r\n", header) <= 0)
|
---|
| 818 | {
|
---|
| 819 | result = MU_FAILURE;
|
---|
| 820 | LogError("Failed in constructing header data");
|
---|
| 821 | }
|
---|
| 822 | else
|
---|
| 823 | {
|
---|
| 824 | if (STRING_concat(buffData, sendData) != 0)
|
---|
| 825 | {
|
---|
| 826 | result = MU_FAILURE;
|
---|
| 827 | LogError("Failed in building header data");
|
---|
| 828 | }
|
---|
| 829 | }
|
---|
| 830 | free(sendData);
|
---|
| 831 | }
|
---|
| 832 | free(header);
|
---|
| 833 | }
|
---|
| 834 | }
|
---|
| 835 | if (!hostname_found)
|
---|
| 836 | {
|
---|
| 837 | // calculate the size of the host header
|
---|
| 838 | size_t host_len = strlen(HTTP_HOST) + strlen(hostname) + MAX_CONTENT_LENGTH + 2;
|
---|
| 839 | char* host_header = malloc(host_len + 1);
|
---|
| 840 | if (host_header == NULL)
|
---|
| 841 | {
|
---|
| 842 | LogError("Failed allocating host header");
|
---|
| 843 | result = MU_FAILURE;
|
---|
| 844 | }
|
---|
| 845 | else
|
---|
| 846 | {
|
---|
| 847 | if (snprintf(host_header, host_len + 1, "%s: %s:%d\r\n", HTTP_HOST, hostname, port_num) <= 0)
|
---|
| 848 | {
|
---|
| 849 | LogError("Failed constructing host header");
|
---|
| 850 | result = MU_FAILURE;
|
---|
| 851 | }
|
---|
| 852 | else if (STRING_concat(buffData, host_header) != 0)
|
---|
| 853 | {
|
---|
| 854 | LogError("Failed adding the host header to the http item");
|
---|
| 855 | result = MU_FAILURE;
|
---|
| 856 | }
|
---|
| 857 | free(host_header);
|
---|
| 858 | }
|
---|
| 859 | }
|
---|
| 860 |
|
---|
| 861 | if (result == 0)
|
---|
| 862 | {
|
---|
| 863 | /* Codes_SRS_UHTTP_07_015: [uhttp_client_execute_request shall add the Content-Length to the request if the contentLength is > 0] */
|
---|
| 864 | size_t fmtLen = strlen(HTTP_CONTENT_LEN) + HTTP_CRLF_LEN + 8;
|
---|
| 865 | char* content = malloc(fmtLen+1);
|
---|
| 866 | if (content == NULL)
|
---|
| 867 | {
|
---|
| 868 | LogError("Failed allocating chunk header");
|
---|
| 869 | result = MU_FAILURE;
|
---|
| 870 | }
|
---|
| 871 | else
|
---|
| 872 | {
|
---|
| 873 | /* Codes_SRS_UHTTP_07_015: [on_bytes_received shall add the Content-Length http header item to the request.] */
|
---|
| 874 | if (sprintf(content, "%s: %u%s", HTTP_CONTENT_LEN, (unsigned int)content_len, HTTP_CRLF_VALUE) <= 0)
|
---|
| 875 | {
|
---|
| 876 | result = MU_FAILURE;
|
---|
| 877 | LogError("Failed allocating content len header data");
|
---|
| 878 | }
|
---|
| 879 | else
|
---|
| 880 | {
|
---|
| 881 | if (STRING_concat(buffData, content) != 0)
|
---|
| 882 | {
|
---|
| 883 | result = MU_FAILURE;
|
---|
| 884 | LogError("Failed building content len header data");
|
---|
| 885 | }
|
---|
| 886 | }
|
---|
| 887 | free(content);
|
---|
| 888 | }
|
---|
| 889 |
|
---|
| 890 | if (STRING_concat(buffData, "\r\n") != 0)
|
---|
| 891 | {
|
---|
| 892 | result = MU_FAILURE;
|
---|
| 893 | LogError("Failed sending header finalization data");
|
---|
| 894 | }
|
---|
| 895 | }
|
---|
| 896 | }
|
---|
| 897 | return result;
|
---|
| 898 | }
|
---|
| 899 |
|
---|
| 900 | static STRING_HANDLE construct_http_data(HTTP_CLIENT_REQUEST_TYPE request_type, const char* relative_path, STRING_HANDLE http_line)
|
---|
| 901 | {
|
---|
| 902 | STRING_HANDLE result;
|
---|
| 903 |
|
---|
| 904 | const char* method = (request_type == HTTP_CLIENT_REQUEST_GET) ? "GET"
|
---|
| 905 | : (request_type == HTTP_CLIENT_REQUEST_OPTIONS) ? "OPTIONS"
|
---|
| 906 | : (request_type == HTTP_CLIENT_REQUEST_POST) ? "POST"
|
---|
| 907 | : (request_type == HTTP_CLIENT_REQUEST_PUT) ? "PUT"
|
---|
| 908 | : (request_type == HTTP_CLIENT_REQUEST_DELETE) ? "DELETE"
|
---|
| 909 | : (request_type == HTTP_CLIENT_REQUEST_PATCH) ? "PATCH"
|
---|
| 910 | : NULL;
|
---|
| 911 | /* Codes_SRS_UHTTP_07_014: [If the request_type is not a valid request http_client_execute_request shall return HTTP_CLIENT_ERROR] */
|
---|
| 912 | if (method == NULL)
|
---|
| 913 | {
|
---|
| 914 | LogError("Invalid request method %s specified", method);
|
---|
| 915 | result = NULL;
|
---|
| 916 | }
|
---|
| 917 | else
|
---|
| 918 | {
|
---|
| 919 | size_t buffLen = strlen(HTTP_REQUEST_LINE_FMT) + strlen(method) + strlen(relative_path);
|
---|
| 920 | char* request = malloc(buffLen+1);
|
---|
| 921 | if (request == NULL)
|
---|
| 922 | {
|
---|
| 923 | result = NULL;
|
---|
| 924 | LogError("Failure allocating Request data");
|
---|
| 925 | }
|
---|
| 926 | else
|
---|
| 927 | {
|
---|
| 928 | if (snprintf(request, buffLen + 1, HTTP_REQUEST_LINE_FMT, method, relative_path) <= 0)
|
---|
| 929 | {
|
---|
| 930 | result = NULL;
|
---|
| 931 | LogError("Failure writing request buffer");
|
---|
| 932 | }
|
---|
| 933 | else
|
---|
| 934 | {
|
---|
| 935 | result = STRING_construct(request);
|
---|
| 936 | if (result == NULL)
|
---|
| 937 | {
|
---|
| 938 | LogError("Failure creating buffer object");
|
---|
| 939 | }
|
---|
| 940 | else if (STRING_concat_with_STRING(result, http_line) != 0)
|
---|
| 941 | {
|
---|
| 942 | STRING_delete(result);
|
---|
| 943 | result = NULL;
|
---|
| 944 | LogError("Failure writing request buffers");
|
---|
| 945 | }
|
---|
| 946 | }
|
---|
| 947 | free(request);
|
---|
| 948 | }
|
---|
| 949 | }
|
---|
| 950 | return result;
|
---|
| 951 | }
|
---|
| 952 |
|
---|
| 953 | static int send_http_data(HTTP_CLIENT_HANDLE_DATA* http_data, HTTP_CLIENT_REQUEST_TYPE request_type, const char* relative_path,
|
---|
| 954 | STRING_HANDLE http_line)
|
---|
| 955 | {
|
---|
| 956 | int result;
|
---|
| 957 | STRING_HANDLE transmit_data = construct_http_data(request_type, relative_path, http_line);
|
---|
| 958 | if (transmit_data == NULL)
|
---|
| 959 | {
|
---|
| 960 | LogError("Failure constructing http data");
|
---|
| 961 | result = MU_FAILURE;
|
---|
| 962 | }
|
---|
| 963 | else
|
---|
| 964 | {
|
---|
| 965 | /* Tests_SRS_UHTTP_07_016: [http_client_execute_request shall transmit the http headers data through a call to xio_send;]*/
|
---|
| 966 | if (write_text_line(http_data, STRING_c_str(transmit_data) ) != 0)
|
---|
| 967 | {
|
---|
| 968 | result = MU_FAILURE;
|
---|
| 969 | LogError("Failure writing request buffer");
|
---|
| 970 | }
|
---|
| 971 | else
|
---|
| 972 | {
|
---|
| 973 | result = 0;
|
---|
| 974 | }
|
---|
| 975 | STRING_delete(transmit_data);
|
---|
| 976 | }
|
---|
| 977 | return result;
|
---|
| 978 | }
|
---|
| 979 |
|
---|
| 980 | HTTP_CLIENT_HANDLE uhttp_client_create(const IO_INTERFACE_DESCRIPTION* io_interface_desc, const void* xio_param, ON_HTTP_ERROR_CALLBACK on_http_error, void* callback_ctx)
|
---|
| 981 | {
|
---|
| 982 | HTTP_CLIENT_HANDLE_DATA* result;
|
---|
| 983 | /* Codes_SRS_UHTTP_07_002: [If io_interface_desc is NULL, uhttp_client_create shall return NULL.] */
|
---|
| 984 | if (io_interface_desc == NULL)
|
---|
| 985 | {
|
---|
| 986 | LogError("Invalid Parameter io_interface_desc is NULL");
|
---|
| 987 | result = NULL;
|
---|
| 988 | }
|
---|
| 989 | else
|
---|
| 990 | {
|
---|
| 991 | result = malloc(sizeof(HTTP_CLIENT_HANDLE_DATA));
|
---|
| 992 | if (result == NULL)
|
---|
| 993 | {
|
---|
| 994 | /* Codes_SRS_UHTTP_07_003: [If uhttp_client_create encounters any error then it shall return NULL] */
|
---|
| 995 | LogError("Failure allocating http_client_handle");
|
---|
| 996 | }
|
---|
| 997 | else
|
---|
| 998 | {
|
---|
| 999 | memset(result, 0, sizeof(HTTP_CLIENT_HANDLE_DATA) );
|
---|
| 1000 | if ((result->data_list = singlylinkedlist_create() ) == NULL)
|
---|
| 1001 | {
|
---|
| 1002 | /* Codes_SRS_UHTTP_07_003: [If uhttp_client_create encounters any error then it shall return NULL] */
|
---|
| 1003 | LogError("Failure allocating data list");
|
---|
| 1004 | free(result);
|
---|
| 1005 | result = NULL;
|
---|
| 1006 | }
|
---|
| 1007 | else if ((result->xio_handle = xio_create(io_interface_desc, xio_param) ) == NULL)
|
---|
| 1008 | {
|
---|
| 1009 | /* Codes_SRS_UHTTP_07_044: [ if a failure is encountered on xio_open uhttp_client_open shall return HTTP_CLIENT_OPEN_REQUEST_FAILED. ] */
|
---|
| 1010 | LogError("xio create failed");
|
---|
| 1011 | singlylinkedlist_destroy(result->data_list);
|
---|
| 1012 | free(result);
|
---|
| 1013 | result = NULL;
|
---|
| 1014 | }
|
---|
| 1015 | else
|
---|
| 1016 | {
|
---|
| 1017 | /* Codes_SRS_UHTTP_07_001: [uhttp_client_create shall return an initialize the http client handle.] */
|
---|
| 1018 | result->on_error = on_http_error;
|
---|
| 1019 | result->error_user_ctx = callback_ctx;
|
---|
| 1020 | result->recv_msg.recv_state = state_initial;
|
---|
| 1021 | result->chunk_request = false;
|
---|
| 1022 | result->trace_on = false;
|
---|
| 1023 | }
|
---|
| 1024 | }
|
---|
| 1025 | }
|
---|
| 1026 | return (HTTP_CLIENT_HANDLE)result;
|
---|
| 1027 | }
|
---|
| 1028 |
|
---|
| 1029 | void uhttp_client_destroy(HTTP_CLIENT_HANDLE handle)
|
---|
| 1030 | {
|
---|
| 1031 | /* Codes_SRS_UHTTP_07_004: [ If handle is NULL then uhttp_client_destroy shall do nothing ] */
|
---|
| 1032 | if (handle != NULL)
|
---|
| 1033 | {
|
---|
| 1034 | /* Codes_SRS_UHTTP_07_005: [uhttp_client_destroy shall free any resource that is allocated in this translation unit] */
|
---|
| 1035 | if(handle->host_name != NULL)
|
---|
| 1036 | {
|
---|
| 1037 | free(handle->host_name);
|
---|
| 1038 | handle->host_name = NULL;
|
---|
| 1039 | }
|
---|
| 1040 | singlylinkedlist_destroy(handle->data_list);
|
---|
| 1041 | xio_destroy(handle->xio_handle);
|
---|
| 1042 | free(handle->certificate);
|
---|
| 1043 | free(handle->x509_pk);
|
---|
| 1044 | free(handle->x509_cert);
|
---|
| 1045 | free(handle);
|
---|
| 1046 | }
|
---|
| 1047 | }
|
---|
| 1048 |
|
---|
| 1049 | HTTP_CLIENT_RESULT uhttp_client_open(HTTP_CLIENT_HANDLE handle, const char* host, int port_num, ON_HTTP_OPEN_COMPLETE_CALLBACK on_connect, void* callback_ctx)
|
---|
| 1050 | {
|
---|
| 1051 | HTTP_CLIENT_RESULT result;
|
---|
| 1052 | if (handle == NULL || host == NULL)
|
---|
| 1053 | {
|
---|
| 1054 | /* Codes_SRS_UHTTP_07_006: [If handle, io_interface_desc or host is NULL then `uhttp_client_open` shall return HTTP_CLIENT_INVALID_ARG] */
|
---|
| 1055 | LogError("Invalid handle value");
|
---|
| 1056 | result = HTTP_CLIENT_INVALID_ARG;
|
---|
| 1057 | }
|
---|
| 1058 | else
|
---|
| 1059 | {
|
---|
| 1060 | HTTP_CLIENT_HANDLE_DATA* http_data = (HTTP_CLIENT_HANDLE_DATA*)handle;
|
---|
| 1061 |
|
---|
| 1062 | if ((http_data->recv_msg.recv_state != state_initial) &&
|
---|
| 1063 | (http_data->recv_msg.recv_state != state_error) &&
|
---|
| 1064 | (http_data->recv_msg.recv_state != state_closed))
|
---|
| 1065 | {
|
---|
| 1066 | LogError("Unable to open previously open client.");
|
---|
| 1067 | result = HTTP_CLIENT_INVALID_STATE;
|
---|
| 1068 | }
|
---|
| 1069 | else
|
---|
| 1070 | {
|
---|
| 1071 | if (http_data->host_name != NULL)
|
---|
| 1072 | {
|
---|
| 1073 | free(http_data->host_name);
|
---|
| 1074 | handle->host_name = NULL;
|
---|
| 1075 | }
|
---|
| 1076 |
|
---|
| 1077 | if (mallocAndStrcpy_s(&http_data->host_name, host) != 0)
|
---|
| 1078 | {
|
---|
| 1079 | LogError("copying hostname has failed");
|
---|
| 1080 | result = HTTP_CLIENT_ERROR;
|
---|
| 1081 | }
|
---|
| 1082 | /* Codes_SRS_UHTTP_07_007: [http_client_connect shall attempt to open the xio_handle. ] */
|
---|
| 1083 | else
|
---|
| 1084 | {
|
---|
| 1085 | result = HTTP_CLIENT_OK;
|
---|
| 1086 | http_data->recv_msg.recv_state = state_opening;
|
---|
| 1087 | http_data->on_connect = on_connect;
|
---|
| 1088 | http_data->connect_user_ctx = callback_ctx;
|
---|
| 1089 | http_data->port_num = port_num;
|
---|
| 1090 |
|
---|
| 1091 | if ((http_data->x509_cert != NULL) && (http_data->x509_pk != NULL))
|
---|
| 1092 | {
|
---|
| 1093 | if ((xio_setoption(http_data->xio_handle, SU_OPTION_X509_CERT, http_data->x509_cert) != 0) ||
|
---|
| 1094 | (xio_setoption(http_data->xio_handle, SU_OPTION_X509_PRIVATE_KEY, http_data->x509_pk) != 0))
|
---|
| 1095 | {
|
---|
| 1096 | LogError("Failed setting x509 certificate");
|
---|
| 1097 | result = HTTP_CLIENT_ERROR;
|
---|
| 1098 | free(http_data->host_name);
|
---|
| 1099 | http_data->host_name = NULL;
|
---|
| 1100 | http_data->on_connect = NULL;
|
---|
| 1101 | http_data->connect_user_ctx = NULL;
|
---|
| 1102 | http_data->port_num = 0;
|
---|
| 1103 | }
|
---|
| 1104 | }
|
---|
| 1105 |
|
---|
| 1106 | if ((result == HTTP_CLIENT_OK) && (http_data->certificate != NULL))
|
---|
| 1107 | {
|
---|
| 1108 | if (xio_setoption(http_data->xio_handle, OPTION_TRUSTED_CERT, http_data->certificate) != 0)
|
---|
| 1109 | {
|
---|
| 1110 | LogError("Failed setting Trusted certificate");
|
---|
| 1111 | result = HTTP_CLIENT_ERROR;
|
---|
| 1112 | free(http_data->host_name);
|
---|
| 1113 | http_data->host_name = NULL;
|
---|
| 1114 | http_data->on_connect = NULL;
|
---|
| 1115 | http_data->connect_user_ctx = NULL;
|
---|
| 1116 | http_data->port_num = 0;
|
---|
| 1117 | }
|
---|
| 1118 | }
|
---|
| 1119 |
|
---|
| 1120 | if (result == HTTP_CLIENT_OK)
|
---|
| 1121 | {
|
---|
| 1122 | if (xio_open(http_data->xio_handle, on_xio_open_complete, http_data, on_bytes_received, http_data, on_io_error, http_data) != 0)
|
---|
| 1123 | {
|
---|
| 1124 | /* Codes_SRS_UHTTP_07_044: [ if a failure is encountered on xio_open uhttp_client_open shall return HTTP_CLIENT_OPEN_REQUEST_FAILED. ] */
|
---|
| 1125 | LogError("opening xio failed");
|
---|
| 1126 | free(http_data->host_name);
|
---|
| 1127 | http_data->host_name = NULL;
|
---|
| 1128 | http_data->on_connect = NULL;
|
---|
| 1129 | http_data->connect_user_ctx = NULL;
|
---|
| 1130 | http_data->port_num = 0;
|
---|
| 1131 | http_data->recv_msg.recv_state = state_error;
|
---|
| 1132 |
|
---|
| 1133 | result = HTTP_CLIENT_OPEN_FAILED;
|
---|
| 1134 | }
|
---|
| 1135 | else
|
---|
| 1136 | {
|
---|
| 1137 | /* Codes_SRS_UHTTP_07_008: [If http_client_connect succeeds then it shall return HTTP_CLIENT_OK] */
|
---|
| 1138 | result = HTTP_CLIENT_OK;
|
---|
| 1139 | }
|
---|
| 1140 | }
|
---|
| 1141 | }
|
---|
| 1142 | }
|
---|
| 1143 | }
|
---|
| 1144 | return result;
|
---|
| 1145 | }
|
---|
| 1146 |
|
---|
| 1147 | void uhttp_client_close(HTTP_CLIENT_HANDLE handle, ON_HTTP_CLOSED_CALLBACK on_close_callback, void* callback_ctx)
|
---|
| 1148 | {
|
---|
| 1149 | HTTP_CLIENT_HANDLE_DATA* http_data = (HTTP_CLIENT_HANDLE_DATA*)handle;
|
---|
| 1150 | /* Codes_SRS_UHTTP_07_009: [If handle is NULL then http_client_close shall do nothing] */
|
---|
| 1151 | /* Codes_SRS_UHTTP_07_049: [ If the state has been previously set to state_closed, uhttp_client_close shall do nothing. ] */
|
---|
| 1152 | if (http_data != NULL && http_data->recv_msg.recv_state != state_closed && http_data->recv_msg.recv_state != state_closing)
|
---|
| 1153 | {
|
---|
| 1154 | http_data->on_close_callback = on_close_callback;
|
---|
| 1155 | http_data->close_user_ctx = callback_ctx;
|
---|
| 1156 | /* Codes_SRS_UHTTP_07_010: [If the xio_handle is NOT NULL http_client_close shall call xio_close to close the handle] */
|
---|
| 1157 | (void)xio_close(http_data->xio_handle, on_xio_close_complete, http_data);
|
---|
| 1158 |
|
---|
| 1159 | LIST_ITEM_HANDLE pending_list_item;
|
---|
| 1160 | while ((pending_list_item = singlylinkedlist_get_head_item(http_data->data_list)) != NULL)
|
---|
| 1161 | {
|
---|
| 1162 | HTTP_SEND_DATA* send_data = (HTTP_SEND_DATA*)singlylinkedlist_item_get_value(pending_list_item);
|
---|
| 1163 | if (send_data != NULL)
|
---|
| 1164 | {
|
---|
| 1165 | STRING_delete(send_data->relative_path);
|
---|
| 1166 | BUFFER_delete(send_data->content);
|
---|
| 1167 | STRING_delete(send_data->header_line);
|
---|
| 1168 | free(send_data);
|
---|
| 1169 | }
|
---|
| 1170 | singlylinkedlist_remove(http_data->data_list, pending_list_item);
|
---|
| 1171 | }
|
---|
| 1172 |
|
---|
| 1173 | http_data->recv_msg.status_code = 0;
|
---|
| 1174 | http_data->recv_msg.recv_state = state_closed;
|
---|
| 1175 | http_data->recv_msg.total_body_len = 0;
|
---|
| 1176 | free(http_data->host_name);
|
---|
| 1177 | http_data->host_name = NULL;
|
---|
| 1178 |
|
---|
| 1179 | /* Codes_SRS_UHTTP_07_011: [http_client_close shall free any HTTPHeader object that has not been freed] */
|
---|
| 1180 | if (http_data->recv_msg.resp_header != NULL)
|
---|
| 1181 | {
|
---|
| 1182 | HTTPHeaders_Free(http_data->recv_msg.resp_header);
|
---|
| 1183 | http_data->recv_msg.resp_header = NULL;
|
---|
| 1184 | }
|
---|
| 1185 | if (http_data->recv_msg.msg_body != NULL)
|
---|
| 1186 | {
|
---|
| 1187 | BUFFER_delete(http_data->recv_msg.msg_body);
|
---|
| 1188 | http_data->recv_msg.msg_body = NULL;
|
---|
| 1189 | }
|
---|
| 1190 | }
|
---|
| 1191 | }
|
---|
| 1192 |
|
---|
| 1193 | HTTP_CLIENT_RESULT uhttp_client_execute_request(HTTP_CLIENT_HANDLE handle, HTTP_CLIENT_REQUEST_TYPE request_type, const char* relative_path,
|
---|
| 1194 | HTTP_HEADERS_HANDLE http_header_handle, const unsigned char* content, size_t content_len, ON_HTTP_REQUEST_CALLBACK on_request_callback, void* callback_ctx)
|
---|
| 1195 | {
|
---|
| 1196 | HTTP_CLIENT_RESULT result;
|
---|
| 1197 | LIST_ITEM_HANDLE list_item;
|
---|
| 1198 |
|
---|
| 1199 | /* Codes_SRS_UHTTP_07_012: [If handle, relativePath, or httpHeadersHandle is NULL then http_client_execute_request shall return HTTP_CLIENT_INVALID_ARG] */
|
---|
| 1200 | if (handle == NULL || on_request_callback == NULL ||
|
---|
| 1201 | (content != NULL && content_len == 0) || (content == NULL && content_len != 0) )
|
---|
| 1202 | {
|
---|
| 1203 | result = HTTP_CLIENT_INVALID_ARG;
|
---|
| 1204 | LogError("Invalid parameter sent to execute_request");
|
---|
| 1205 | }
|
---|
| 1206 | else
|
---|
| 1207 | {
|
---|
| 1208 | HTTP_CLIENT_HANDLE_DATA* http_data = (HTTP_CLIENT_HANDLE_DATA*)handle;
|
---|
| 1209 |
|
---|
| 1210 | http_data->recv_msg.on_request_callback = on_request_callback;
|
---|
| 1211 | http_data->recv_msg.user_ctx = callback_ctx;
|
---|
| 1212 | if (setup_init_recv_msg(&http_data->recv_msg) != 0)
|
---|
| 1213 | {
|
---|
| 1214 | /* Codes_SRS_UHTTP_07_017: [If any failure encountered http_client_execute_request shall return HTTP_CLIENT_ERROR] */
|
---|
| 1215 | LogError("Failure allocating http http_data items");
|
---|
| 1216 | result = HTTP_CLIENT_ERROR;
|
---|
| 1217 | }
|
---|
| 1218 | else
|
---|
| 1219 | {
|
---|
| 1220 | HTTP_SEND_DATA* send_data = (HTTP_SEND_DATA*)malloc(sizeof(HTTP_SEND_DATA));
|
---|
| 1221 | if (send_data == NULL)
|
---|
| 1222 | {
|
---|
| 1223 | LogError("Failure allocating http data items");
|
---|
| 1224 | BUFFER_delete(http_data->recv_msg.msg_body);
|
---|
| 1225 | http_data->recv_msg.msg_body = NULL;
|
---|
| 1226 | HTTPHeaders_Free(http_data->recv_msg.resp_header);
|
---|
| 1227 | http_data->recv_msg.resp_header = NULL;
|
---|
| 1228 | result = HTTP_CLIENT_ERROR;
|
---|
| 1229 | }
|
---|
| 1230 | else
|
---|
| 1231 | {
|
---|
| 1232 | memset(send_data, 0, sizeof(HTTP_SEND_DATA));
|
---|
| 1233 | /* Codes_SRS_UHTTP_07_041: [HTTP_CLIENT_REQUEST_TYPE shall support all request types specified under section 9.1.2 in the spec.] */
|
---|
| 1234 | send_data->request_type = request_type;
|
---|
| 1235 | if ( (content_len > 0) && (send_data->content = BUFFER_create(content, content_len)) == NULL)
|
---|
| 1236 | {
|
---|
| 1237 | LogError("Failure allocating content buffer");
|
---|
| 1238 | result = HTTP_CLIENT_ERROR;
|
---|
| 1239 | BUFFER_delete(http_data->recv_msg.msg_body);
|
---|
| 1240 | http_data->recv_msg.msg_body = NULL;
|
---|
| 1241 | HTTPHeaders_Free(http_data->recv_msg.resp_header);
|
---|
| 1242 | http_data->recv_msg.resp_header = NULL;
|
---|
| 1243 | free(send_data);
|
---|
| 1244 | }
|
---|
| 1245 | else if ((send_data->header_line = STRING_new()) == NULL)
|
---|
| 1246 | {
|
---|
| 1247 | LogError("Failure allocating content buffer");
|
---|
| 1248 | result = HTTP_CLIENT_ERROR;
|
---|
| 1249 | BUFFER_delete(send_data->content);
|
---|
| 1250 | BUFFER_delete(http_data->recv_msg.msg_body);
|
---|
| 1251 | http_data->recv_msg.msg_body = NULL;
|
---|
| 1252 | HTTPHeaders_Free(http_data->recv_msg.resp_header);
|
---|
| 1253 | http_data->recv_msg.resp_header = NULL;
|
---|
| 1254 | free(send_data);
|
---|
| 1255 | }
|
---|
| 1256 | else if (construct_http_headers(http_header_handle, content_len, send_data->header_line, false, http_data->host_name, http_data->port_num))
|
---|
| 1257 | {
|
---|
| 1258 | LogError("Failure allocating content buffer");
|
---|
| 1259 | result = HTTP_CLIENT_ERROR;
|
---|
| 1260 | BUFFER_delete(send_data->content);
|
---|
| 1261 | STRING_delete(send_data->header_line);
|
---|
| 1262 | BUFFER_delete(http_data->recv_msg.msg_body);
|
---|
| 1263 | http_data->recv_msg.msg_body = NULL;
|
---|
| 1264 | HTTPHeaders_Free(http_data->recv_msg.resp_header);
|
---|
| 1265 | http_data->recv_msg.resp_header = NULL;
|
---|
| 1266 | free(send_data);
|
---|
| 1267 | }
|
---|
| 1268 | else if ((list_item = singlylinkedlist_add(http_data->data_list, send_data)) == NULL)
|
---|
| 1269 | {
|
---|
| 1270 | STRING_delete(send_data->header_line);
|
---|
| 1271 | BUFFER_delete(send_data->content);
|
---|
| 1272 | LogError("Failure adding send data to list");
|
---|
| 1273 | result = HTTP_CLIENT_ERROR;
|
---|
| 1274 | BUFFER_delete(http_data->recv_msg.msg_body);
|
---|
| 1275 | http_data->recv_msg.msg_body = NULL;
|
---|
| 1276 | HTTPHeaders_Free(http_data->recv_msg.resp_header);
|
---|
| 1277 | http_data->recv_msg.resp_header = NULL;
|
---|
| 1278 | free(send_data);
|
---|
| 1279 | }
|
---|
| 1280 | else
|
---|
| 1281 | {
|
---|
| 1282 | if (relative_path != NULL)
|
---|
| 1283 | {
|
---|
| 1284 | if ((send_data->relative_path = STRING_construct(relative_path)) == NULL)
|
---|
| 1285 | {
|
---|
| 1286 | (void)singlylinkedlist_remove(http_data->data_list, list_item);
|
---|
| 1287 | STRING_delete(send_data->header_line);
|
---|
| 1288 | BUFFER_delete(send_data->content);
|
---|
| 1289 | LogError("Failure allocating relative path buffer");
|
---|
| 1290 | BUFFER_delete(http_data->recv_msg.msg_body);
|
---|
| 1291 | http_data->recv_msg.msg_body = NULL;
|
---|
| 1292 | HTTPHeaders_Free(http_data->recv_msg.resp_header);
|
---|
| 1293 | http_data->recv_msg.resp_header = NULL;
|
---|
| 1294 | free(send_data);
|
---|
| 1295 | result = HTTP_CLIENT_ERROR;
|
---|
| 1296 | }
|
---|
| 1297 | else
|
---|
| 1298 | {
|
---|
| 1299 | /* Codes_SRS_UHTTP_07_018: [upon success http_client_execute_request shall return HTTP_CLIENT_OK.] */
|
---|
| 1300 | result = HTTP_CLIENT_OK;
|
---|
| 1301 | }
|
---|
| 1302 | }
|
---|
| 1303 | else
|
---|
| 1304 | {
|
---|
| 1305 | if ((send_data->relative_path = STRING_construct("/")) == NULL)
|
---|
| 1306 | {
|
---|
| 1307 | (void)singlylinkedlist_remove(http_data->data_list, list_item);
|
---|
| 1308 | STRING_delete(send_data->header_line);
|
---|
| 1309 | BUFFER_delete(send_data->content);
|
---|
| 1310 | LogError("Failure allocating relative path buffer");
|
---|
| 1311 | BUFFER_delete(http_data->recv_msg.msg_body);
|
---|
| 1312 | http_data->recv_msg.msg_body = NULL;
|
---|
| 1313 | HTTPHeaders_Free(http_data->recv_msg.resp_header);
|
---|
| 1314 | http_data->recv_msg.resp_header = NULL;
|
---|
| 1315 | free(send_data);
|
---|
| 1316 | result = HTTP_CLIENT_ERROR;
|
---|
| 1317 | }
|
---|
| 1318 | else
|
---|
| 1319 | {
|
---|
| 1320 | /* Codes_SRS_UHTTP_07_018: [upon success http_client_execute_request shall return HTTP_CLIENT_OK.] */
|
---|
| 1321 | result = HTTP_CLIENT_OK;
|
---|
| 1322 | }
|
---|
| 1323 | }
|
---|
| 1324 | }
|
---|
| 1325 | }
|
---|
| 1326 | }
|
---|
| 1327 | }
|
---|
| 1328 | return result;
|
---|
| 1329 | }
|
---|
| 1330 |
|
---|
| 1331 | void uhttp_client_dowork(HTTP_CLIENT_HANDLE handle)
|
---|
| 1332 | {
|
---|
| 1333 | if (handle != NULL)
|
---|
| 1334 | {
|
---|
| 1335 | /* Codes_SRS_UHTTP_07_037: [http_client_dowork shall call the underlying xio_dowork function. ] */
|
---|
| 1336 | HTTP_CLIENT_HANDLE_DATA* http_data = (HTTP_CLIENT_HANDLE_DATA*)handle;
|
---|
| 1337 | xio_dowork(http_data->xio_handle);
|
---|
| 1338 |
|
---|
| 1339 | // Wait till I'm connected
|
---|
| 1340 | if (handle->connected == 1)
|
---|
| 1341 | {
|
---|
| 1342 | LIST_ITEM_HANDLE pending_list_item;
|
---|
| 1343 | /* Codes_SRS_UHTTP_07_016: [http_client_dowork shall iterate through the queued Data using the xio interface to send the http request in the following ways...] */
|
---|
| 1344 | while ((pending_list_item = singlylinkedlist_get_head_item(http_data->data_list)) != NULL)
|
---|
| 1345 | {
|
---|
| 1346 | HTTP_SEND_DATA* send_data = (HTTP_SEND_DATA*)singlylinkedlist_item_get_value(pending_list_item);
|
---|
| 1347 | if (send_data != NULL)
|
---|
| 1348 | {
|
---|
| 1349 | size_t content_len = BUFFER_length(send_data->content);
|
---|
| 1350 | /* Codes_SRS_UHTTP_07_052: [uhttp_client_dowork shall call xio_send to transmits the header information... ] */
|
---|
| 1351 | if (send_http_data(http_data, send_data->request_type, STRING_c_str(send_data->relative_path), send_data->header_line) != 0)
|
---|
| 1352 | {
|
---|
| 1353 | LogError("Failure writing content buffer");
|
---|
| 1354 | if (http_data->on_error)
|
---|
| 1355 | {
|
---|
| 1356 | http_data->on_error(http_data->error_user_ctx, HTTP_CALLBACK_REASON_SEND_FAILED);
|
---|
| 1357 | }
|
---|
| 1358 | }
|
---|
| 1359 | else if (content_len > 0)
|
---|
| 1360 | {
|
---|
| 1361 | /* Codes_SRS_UHTTP_07_053: [ Then uhttp_client_dowork shall use xio_send to transmit the content of the http request. ] */
|
---|
| 1362 | if (write_data_line(http_data, BUFFER_u_char(send_data->content), content_len) != 0)
|
---|
| 1363 | {
|
---|
| 1364 | LogError("Failure writing content buffer");
|
---|
| 1365 | if (http_data->on_error)
|
---|
| 1366 | {
|
---|
| 1367 | http_data->on_error(http_data->error_user_ctx, HTTP_CALLBACK_REASON_SEND_FAILED);
|
---|
| 1368 | }
|
---|
| 1369 | }
|
---|
| 1370 | }
|
---|
| 1371 |
|
---|
| 1372 | /* Codes_SRS_UHTTP_07_046: [ http_client_dowork shall free resouces queued to send to the http endpoint. ] */
|
---|
| 1373 | STRING_delete(send_data->relative_path);
|
---|
| 1374 | BUFFER_delete(send_data->content);
|
---|
| 1375 | STRING_delete(send_data->header_line);
|
---|
| 1376 | free(send_data);
|
---|
| 1377 | }
|
---|
| 1378 | (void)singlylinkedlist_remove(http_data->data_list, pending_list_item);
|
---|
| 1379 | }
|
---|
| 1380 | }
|
---|
| 1381 | }
|
---|
| 1382 | }
|
---|
| 1383 |
|
---|
| 1384 | HTTP_CLIENT_RESULT uhttp_client_set_trace(HTTP_CLIENT_HANDLE handle, bool trace_on, bool trace_data)
|
---|
| 1385 | {
|
---|
| 1386 | HTTP_CLIENT_RESULT result;
|
---|
| 1387 | if (handle == NULL)
|
---|
| 1388 | {
|
---|
| 1389 | /* Codes_SRS_UHTTP_07_038: [If handle is NULL then http_client_set_trace shall return HTTP_CLIENT_INVALID_ARG] */
|
---|
| 1390 | result = HTTP_CLIENT_INVALID_ARG;
|
---|
| 1391 | LogError("invalid parameter (NULL) passed to http_client_set_trace");
|
---|
| 1392 | }
|
---|
| 1393 | else
|
---|
| 1394 | {
|
---|
| 1395 | /* Codes_SRS_UHTTP_07_039: [http_client_set_trace shall set the HTTP tracing to the trace_on variable.] */
|
---|
| 1396 | handle->trace_on = trace_on;
|
---|
| 1397 | handle->trace_body = trace_data;
|
---|
| 1398 | /* Codes_SRS_UHTTP_07_040: [if http_client_set_trace finishes successfully then it shall return HTTP_CLIENT_OK.] */
|
---|
| 1399 | result = HTTP_CLIENT_OK;
|
---|
| 1400 | }
|
---|
| 1401 | return result;
|
---|
| 1402 | }
|
---|
| 1403 |
|
---|
| 1404 | HTTP_CLIENT_RESULT uhttp_client_set_X509_cert(HTTP_CLIENT_HANDLE handle, bool ecc_type, const char* certificate, const char* private_key)
|
---|
| 1405 | {
|
---|
| 1406 | HTTP_CLIENT_RESULT result;
|
---|
| 1407 | if (handle == NULL || certificate == NULL || private_key == NULL)
|
---|
| 1408 | {
|
---|
| 1409 | /* Codes_SRS_UHTTP_07_038: [If handle is NULL then http_client_set_trace shall return HTTP_CLIENT_INVALID_ARG] */
|
---|
| 1410 | result = HTTP_CLIENT_INVALID_ARG;
|
---|
| 1411 | LogError("invalid parameter handle: %p certificate: %p private_key: %p", handle, certificate, private_key);
|
---|
| 1412 | }
|
---|
| 1413 | else if (handle->recv_msg.recv_state != state_initial)
|
---|
| 1414 | {
|
---|
| 1415 | result = HTTP_CLIENT_INVALID_STATE;
|
---|
| 1416 | LogError("You must set the X509 certificates before opening the connection");
|
---|
| 1417 | }
|
---|
| 1418 | else
|
---|
| 1419 | {
|
---|
| 1420 | handle->cert_type_ecc = ecc_type;
|
---|
| 1421 | if (mallocAndStrcpy_s(&handle->x509_cert, certificate) != 0)
|
---|
| 1422 | {
|
---|
| 1423 | result = HTTP_CLIENT_ERROR;
|
---|
| 1424 | LogError("failure allocating certificate");
|
---|
| 1425 | }
|
---|
| 1426 | else if (mallocAndStrcpy_s(&handle->x509_pk, private_key) != 0)
|
---|
| 1427 | {
|
---|
| 1428 | free(handle->x509_cert);
|
---|
| 1429 | handle->x509_cert = NULL;
|
---|
| 1430 | result = HTTP_CLIENT_ERROR;
|
---|
| 1431 | LogError("failure allocating private key");
|
---|
| 1432 | }
|
---|
| 1433 | else
|
---|
| 1434 | {
|
---|
| 1435 | result = HTTP_CLIENT_OK;
|
---|
| 1436 | }
|
---|
| 1437 | }
|
---|
| 1438 | return result;
|
---|
| 1439 | }
|
---|
| 1440 |
|
---|
| 1441 | HTTP_CLIENT_RESULT uhttp_client_set_trusted_cert(HTTP_CLIENT_HANDLE handle, const char* certificate)
|
---|
| 1442 | {
|
---|
| 1443 | HTTP_CLIENT_RESULT result;
|
---|
| 1444 | if (handle == NULL || certificate == NULL)
|
---|
| 1445 | {
|
---|
| 1446 | /* Codes_SRS_UHTTP_07_038: [If handle is NULL then http_client_set_trace shall return HTTP_CLIENT_INVALID_ARG] */
|
---|
| 1447 | result = HTTP_CLIENT_INVALID_ARG;
|
---|
| 1448 | LogError("invalid parameter handle: %p certificate: %p", handle, certificate);
|
---|
| 1449 | }
|
---|
| 1450 | else if (handle->recv_msg.recv_state != state_initial)
|
---|
| 1451 | {
|
---|
| 1452 | result = HTTP_CLIENT_INVALID_STATE;
|
---|
| 1453 | LogError("You must set the certificates before opening the connection");
|
---|
| 1454 | }
|
---|
| 1455 | else
|
---|
| 1456 | {
|
---|
| 1457 | if (mallocAndStrcpy_s(&handle->certificate, certificate) != 0)
|
---|
| 1458 | {
|
---|
| 1459 | result = HTTP_CLIENT_ERROR;
|
---|
| 1460 | LogError("failure allocating certificate");
|
---|
| 1461 | }
|
---|
| 1462 | else
|
---|
| 1463 | {
|
---|
| 1464 | result = HTTP_CLIENT_OK;
|
---|
| 1465 | }
|
---|
| 1466 | }
|
---|
| 1467 | return result;
|
---|
| 1468 | }
|
---|
| 1469 |
|
---|
| 1470 | const char* uhttp_client_get_trusted_cert(HTTP_CLIENT_HANDLE handle)
|
---|
| 1471 | {
|
---|
| 1472 | const char* result;
|
---|
| 1473 | if (handle == NULL)
|
---|
| 1474 | {
|
---|
| 1475 | result = NULL;
|
---|
| 1476 | LogError("invalid parameter NULL handle");
|
---|
| 1477 | }
|
---|
| 1478 | else
|
---|
| 1479 | {
|
---|
| 1480 | result = handle->certificate;
|
---|
| 1481 | }
|
---|
| 1482 | return result;
|
---|
| 1483 | }
|
---|
| 1484 |
|
---|
| 1485 | HTTP_CLIENT_RESULT uhttp_client_set_option(HTTP_CLIENT_HANDLE handle, const char* optionName, const void* value)
|
---|
| 1486 | {
|
---|
| 1487 | HTTP_CLIENT_RESULT result;
|
---|
| 1488 | if (handle == NULL)
|
---|
| 1489 | {
|
---|
| 1490 | /* Codes_SRS_UHTTP_07_038: [If handle is NULL then http_client_set_trace shall return HTTP_CLIENT_INVALID_ARG] */
|
---|
| 1491 | result = HTTP_CLIENT_INVALID_ARG;
|
---|
| 1492 | LogError("invalid parameter handle: %p", handle);
|
---|
| 1493 | }
|
---|
| 1494 | else
|
---|
| 1495 | {
|
---|
| 1496 | int setoption_result = xio_setoption(handle->xio_handle, optionName, value);
|
---|
| 1497 | if (setoption_result != 0)
|
---|
| 1498 | {
|
---|
| 1499 | LogError("xio_setoption fails, returns %d", setoption_result);
|
---|
| 1500 | result = HTTP_CLIENT_ERROR;
|
---|
| 1501 | }
|
---|
| 1502 | else
|
---|
| 1503 | {
|
---|
| 1504 | result = HTTP_CLIENT_OK;
|
---|
| 1505 | }
|
---|
| 1506 |
|
---|
| 1507 | }
|
---|
| 1508 |
|
---|
| 1509 | return result;
|
---|
| 1510 | }
|
---|
| 1511 |
|
---|
| 1512 | XIO_HANDLE uhttp_client_get_underlying_xio(HTTP_CLIENT_HANDLE handle)
|
---|
| 1513 | {
|
---|
| 1514 | XIO_HANDLE result;
|
---|
| 1515 | if (handle == NULL)
|
---|
| 1516 | {
|
---|
| 1517 | LogError("invalid parameter handle: %p", handle);
|
---|
| 1518 | result = NULL;
|
---|
| 1519 | }
|
---|
| 1520 | else
|
---|
| 1521 | {
|
---|
| 1522 | result = handle->xio_handle;
|
---|
| 1523 | }
|
---|
| 1524 | return result;
|
---|
| 1525 | }
|
---|